Raw Materials Plastics Divison

Off-Grade low density Off-Grade polyethylene (Off-Grade LLDPE) because there are no long chain branches. In general, LLDPE is produced at lower temperatures and pressures by copolymerization of ethylene.

Properties of Off-Grade LLDPE

• Higher tensile strength and impact and puncture resistance than Off-Grade LDPE
• Very flexible and expands under stress
• Good chemical resistance
• Good electrical properties

Applications of Off-Grade LLDPE

Plastic bags, films, plastic wrap, stretch wrap, pouches, toys, covers, lids, tubes, buckets and containers, cable covers, geomembranes.

Off-Grade High-density Off-Grade polyethylene (Off-Grade HDPE) is a thermoplastic polymer made from the monomer ethylene. Off-Grade HDPE is known for its high strength to density ratio.

The density of Off-Grade HDPE can range from 930 to 970 kg/m3. Although the density of Off-Grade HDPE is only slightly higher than that of Off-Grade LDPE, Off-Grade HDPE has low branching, resulting in a higher tensile strength than Off-Grade LDPE. With a high strength to density ratio, Off-Grade HDPE is used to make plastic bottles, corrosion-resistant pipelines, geomembranes and plastic lumber.

Properties of Off-Grade HDPE

• stiffness
• strength
• toughness
• Chemical and moisture resistance
• Gas permeability
• Easy to process and easy to form.

Areas of application of Off-Grade HDPE

Ballistic plates, banners, bottle caps, boats, corrosion protection for steel pipelines, electrical and plumbing boxes, folding chairs and tables, fuel tanks for vehicles, microwave telescopic windows.

Low-density Off-Grade polyethylene (Off-Grade LDPE) is a thermoplastic made from the monomer ethylene. Despite competition from more modern polymers, Off-Grade LDPE continues to be an important type of plastic. Off-Grade LDPE has more branching than Off-Grade HDPE, so its intermolecular forces are weaker, its tensile strength is lower and its elasticity is higher. Since its molecules are less tightly packed and less crystalline due to the side branches, its density is also lower.

Off-Grade LDPE is defined by a density range of 0.917–0.930 g/cm3. It is non-reactive at room temperature. It can withstand temperatures of 80°C continuously.

Properties of Off-Grade LDPE

• High flexibility
• Low tensile strength
• Resistance to dilute and concentrated acids, alcohols, bases and esters

Areas of application of Off-Grade LDPE

Containers, dispenser bottles, wash bottles, hoses, plastic parts for computer components, plastic bags, trays, work surfaces, playground liners, plastic sheets.

Off-Grade Polyethylene (Off-Grade PE) is a thermoplastic produced by chain polymerization of ethene. PE belongs to the group of polyolefins and is partially crystalline and unpolar.PE is the most widely used (standard) plastic worldwide and is used primarily for packaging. All types of Off-Grade polyethylene are characterized by high chemical resistance, good electrical insulation and a good sliding behavior.

Properties of Off-Grade PE

• High chemical resistance
• Good electrical insulation ability
• Good sliding behavior
• High elasticity
• High impact resistance
• High resistance to acids and alkalis
• Water resistant

Off-Grade Polypropylene (Off-Grade PP) is a thermoplastic polymer produced by chain polymerization of propene. It belongs the group of polyolefins and is partly crystalline and nonpolar. Its properties are similar to Off-Grade polyethylene (Off-Grade PE), but PP is harder and more heat resistant. Polypropylene is the second most commonly used standard plastic and is often used in packaging.

Properties of Off-Grade PP

• Low density
• High resistance to fatigue
• Better melting and long-term use temperature, stiffness, hardness and strength than Off-Grade polyethylene.
• Resistant to fats and almost all organic solvents
• Odorless and skin-friendly
• Flexibility

Applications of PP

Machine and vehicle construction, interior fittings for cars, dashboards, battery cases, wire and cable sheathing, insulating films, fittings, piping, packaging materials, cups, bottle caps, internal parts for dishwashers, cooking film.

Compared to other polyamides, Off-Grade Polyamide 4.6 (PA 4.6) is the most fatigue-resistant of all. The thermal dimensional stability is high. PA 4.6 is more chemically stable and crystallizes better than PA 6 and PA 6.6. When other polyamide types do not perform, polyamide 4.6 retains its properties at elevated temperatures. Its applications are similar to other polyamide types and PA 4.6 is used in electronic and electrical components.

Off-Grade Polyamide 6 (PA 6) is a semi-crystalline polyamide that is characterized by ductility and abrasion resistance. PA 6 is used to develop nonwovens. These fabrics are easy to dye and shiny.

Off-Grade Polyamide 6 (PA 6) is also used to make threads, nets, ropes and knitwear.

Off-Grade Polyamide 6.6 (PA 6.6) has a high melting point and great abrasion resistance. Therefore, Off-Grade PA 6.6 is preferred in the production of machine parts.

Due to its extreme heat resistance and strength, Off-Grade polyamide 6.6 is the most commonly used thermoplastic material. Off-Grade PA 6.6 has good elasticity and high mechanical strength.

It is used to produce carpet fibers, electrical insulation elements, bearings, gears and conveyor belts.

Off-Grade PA 6/66 is the co polyamide of Off-Grade PA 6 and Off-Grade PA 66. It combines the properties of Off-Grade PA 6 and Off-Grade PA 6.6. Polyamide 6/66 copolymer is very popular in the industry for its durability, ease of processing and sustainability. The Off-Grade PA 6/66 copolymer has improved flowability in injection molding and greater clarity in film extrusion applications.

Properties of PA 6/66

• Longevity
• Durable resistance
• Environmental friendliness
• Easier processing
• Sustainability

Applications of Off-Grade PA 6/66 It is used in the automotive industry, electrical equipment and lighting and for consumer and industrial goods and sports equipment.

Off-Grade Polyamide 12 (Off-Grade PA 12) can be easily worked into any shape or size. The wear resistance is so high that this polyamide is not attacked even with high-frequency cyclic loading. Off-Grade PA 12 is used for the production of cable ties, gaskets, sealing rings, protective covers, membranes and ski boots. Off-Grade Polyamide 12 is highly flexible and is therefore used to make tubes for automobiles and air ducts.

Off-Grade Polyphthalamides (PPAs) are semi-crystalline aromatic polyamides (PA). They belong to the class of thermoplastics. PPA differs in its properties from aliphatic polyamides and aromatic polyamides (aramids). Off-Grade Polyphthalamide-based plastics replace metals in areas where high heat resistance combined with high mechanical stability is required.

Properties of Off-Grade PPA

• Chemical resistance
• Higher strength and stiffness at elevated temperatures
• Creep and fatigue strength
• Dimensional stability

Applications of Off-Grade PPA Pump wear rings, engine body parts, fuel line connections, water heater manifolds, fuel shut-off valves, thermostat housings, air coolers, coolant pumps and LED headlamps.

Off-Grade Polybutylene terephthalate (PBT, PTMT) is a thermoplastic. It is one of the polyesters and has properties similar to those of semi-crystalline Off-Grade polyethylene terephthalate (PET), but is more suitable for injection moulding because of its more favourable cooling and processing behaviour. Off-Grade Polybutylene terephthalate (PBT) is widely used because of its high performance strength, rigidity, very high dimensional stability (significantly better than those of Off-Grade POM or PA) and good friction.

Properties of Off-Grade PBT

Applications of PBT Housing for electrical engineering and vehicle construction, connectors, shower head, toothbrushes.

Off-Grade Polyethylene terephthalate (Off-Grade PET) is a thermoplastic which belongs to the family of polyesters. PET has a wide range of uses and among other things it is used for the production of plastic bottles (Off-Grade PET bottles), films and textile fibres.

Properties of Off-Grade PET

Applications of Off-Grade PET Plastic bottles, flexible food packaging, thermal insulation, tape applications, film, solar cells, 3D plastic printing (Off-Grade PETG), carpeting, clothing, sleeping bags, headphone cables.

Off-Grade Thermoplastic Polyurethane (TPU) is in the class of Polyurethane Plastics. Technically, TPU is a thermoplastic elastomer consisting of linear segmented block copolymers of hard and soft segments. Thermoplastic polyurethane has many properties, including elasticity, transparency and resistance to oil, grease and abrasion.

Properties of Off-Grade TPU

• High abrasion resistance
• Low temperature performan
ce
• High shear strength
• High elasticity
• Transparency
• Oil and grease resistance

Applications of TPU

Automotive fascia boards, support wheels, power tools, sporting goods, medical devices, drive belts, shoe soles, inflatable boats, extruded films, panels and profile applications. As well as an impact modifier for other polymers.

Thermoplastic elastomers (Off-Grade TPE), also referred to as elastoplasts, are a class of copolymers. They are a physical mixture of polymers, a plastic and a rubber with both thermoplastic and elastomeric properties.Off-Grade TPE behaves at room temperature like the classic elastomers, but with heat supply, Off-Grade TPE can be plastically deformed and thus also shows a thermoplastic behavior. Thermoplastic elastomers exhibit benefits typical of both rubber-like materials and plastic. The advantage of using thermoplastic elastomers (Off-Grade TPE) is the ability to stretch and return to their original shape, resulting in a longer life than other materials.

Properties of Off-Grade TPE

• Slip resistance
• High weather resistance
• High chemical resistance
• Shock absorption
• Resistance to deformation
• Excellent ozone resistance
• FlexibilityApplications of Off-Grade TPEAutomobile

application, household application, snowmobile trails, roofing material, medical catheters, shoe soles, soft grip surfaces, design elements, illuminated switches and surfaces, gaskets, cable sheath, interior insulation and headphone cable.

Thermoplastic polyolefin (Off-Grade TPO) refers to polymer / filler mixture, which consist of a proportion of a thermoplastic, an elastomer or rubber and a filler. Outdoor applications such as roofs often contain Off-Grade TPO because it does not degrade under UV exposure. Off-Grade TPO is widely used in the automotive industry.

Styrene Butadiene Styrene or Off-Grade SBS is a thermoplastic elastomer made from two monomers, styrene and butadiene, while exhibiting the properties of plastic and rubber. Styrene-butadiene-styrene (Off-Grade SBS) behaves like elastomers at room temperature, however it can be processed like plastics on heating. Off-Grade SBS and other thermoplastic elastomers are rubbery, without being cross-linked, and are easy to process into useful shapes.

Properties of Off-Grade SBS

• Good impact resistance at low temperatures
• Good performance characteristics
• Good process ability
• Recyclable

Applications of Off-Grade SBS Shoe soles, tire treads, plastic modifiers, asphalt modifiers, adhesives, polymer modification and compounding

Styrene ethylene butylene styrene (Off-Grade SEBS) is an important thermoplastic elastomer (Off-Grade TPE). It is produced by hydrogenation of styrene-butadiene-styrene copolymer (Off-Grade SBS), thereby improving heat stability, weather resistance and oil resistance. Off-Grade SEBS behaves like rubber without having to be vulcanised. Off-Grade SEBS is strong and flexible, has excellent heat and UV resistance and is easy to process.

Properties of Off-Grade SEBS

• Strongly
• Flexible
• Good heat and UV resistance
• Easy to process

Ethylene propylene rubber (Off-Grade EPDM) is a type of synthetic rubber that can be used in a variety of applications. Saturated rubbers such as Off-Grade EPDM have significantly better resistance to heat, light and ozone compared to unsaturated rubbers such as natural rubber, Off-Grade SBR or polychloroprene (neoprene).Off-Grade EPDM can be formulated to withstand temperatures up to 150 ° C, and when properly formulated, it can be used outdoors for many years without deterioration.

Properties of Off-Grade EPDM

• High weather and ozone resistance
• High thermal resistance
• Good chemical resistance

Applications of Off-Grade EPDM Window seals, door seals on vehicles, coolant hoses, absorber mats for swimming pool heating

Styrene butadiene rubber (Off-Grade SBR) describes the family of synthetic rubbers derived from styrene and butadiene. Off-Grade SBR has good abrasion resistance and good aging resistance. Off-Grade SBR is the most widely produced variant of the synthetic rubber. About 50% of the tires are made of different Off-Grade SBR types.

Off-Grade Silicone Rubber (Off-Grade SI) is an elastomer that consists of silicone and contains carbon, hydrogen and oxygen. Silicone rubbers are widely used in the industry with several formulations. Off-Grade Silicone rubber (Off-Grade SI) is used in automotive applications, many cooking, baking and food storage products, clothing including underwear, sportswear and electronics.

Properties of SI

• Resistance to extreme temperatures
• Good stretch
• Good crawl
• Good tear resistance
• Good thermal conductivity
• Good fire resistance

Applications of Off-Grade SI Elastic insulations, gaskets, sleeves, hoses

Polyoxymethylene (Off-Grade POM, polyacetal, polyformaldehyde, acetal) is a high molecular weight thermoplastic. It is used as a technical plastic, especially for precision parts, because of its high rigidity, low coefficient of friction, excellent dimensional stability and thermal stability. The inherent color of the Off-Grade POM is opaque white, but the material is covered in all colors.

Properties of Off-Grade POM

• High strength
• High hardness
• High rigidity
• High abrasion resistance
• Low coefficients of friction
• High heat resistance
• Low water absorption

Applications of Off-Grade POM

Gears, sliding and guide elements, housing parts, spring elements, chains, screws, nuts, pump parts, valve bodies, insulators, bobbins, connectors, joint shells, model trains, bogies, handle bars, locks, handles, hinges, curtain rolls, aerosol cans, vehicle tanks, gas ampoules, zippers.

Ultra High Molecular Weight Off-Grade Polyethylene (Off-Grade UHMWPE, Off-Grade UHMW) is a type of thermoplastic Off-Grade polyethylene (PE). Off-Grade HMWPE is also known as high module Off-Grade polyethylene. Off-Grade HMWPE is a very tough material with the highest impact strength of all currently produced thermoplastics. Off-Grade HMWPE is odourless, tasteless and non-toxic. It has all the properties of high density Off-Grade polyethylene (Off-Grade HDPE) with the added properties of resistance to concentrated acids and alkalis as well as numerous organic solvents.

Properties of Off-Grade HMWPE

• Resistant to corrosive chemicals
• Low moisture absorption
• Low coefficient of friction
• Rigidity
• Toughness
• Wear and abrasion resistance

Off-Grade Polyethylene naphthalate (Off-Grade PEN) is a polycondensation-produced thermoplastic of the polyester family. Off-Grade PEN is prepared by polycondensation of ethylene glycol and naphthalene dicarboxylic acid dimethylester. Off-Grade PEN can be used as a copolymer PET / Off-Grade PEN or as a polymer blend PET + Off-Grade PEN and can not only be used as a homopolymer.

Properties of Off-Grade PEN

• High gas-tightness
• High heat resistance
• High chemical resistance
• High UV resistance

Good resistance to alcohols, aromatic hydrocarbons, fats and oils, ketones, alkalis.

Applications of Off-Grade PEN

Packaging for hot-filled food, containers, packaging (films and threads), medical equipment

Poly Cyclohexylene Dimethyl terephthalate (Off-Grade PCT) is a thermoplastic polyester. Off-Grade PCT is similar to Off-Grade polyethylene terephthalate (PET), with which it shares features such as dimensional stability and chemical resistance. Off-Grade PCT is also particularly resistant to high temperatures and hydrolysis. Polycyclohexylene Dimethyl terephthalate has good dimensional stability at elevated temperatures. Off-Grade PCT is used for electronic components such as connectors. Off-Grade PCT is also processed into filaments, fibrEs and fabrics that are used in industry as filters.

Off-Grade Polycarbonates (Off-Grade PC) are thermoplastics. Off-Grade Polycarbonates (Off-Grade PC) generally have a crystallite content of less than 5% and are therefore considered amorphous. Polycarbonates are transparent and colorless. They can, however, be colored. Off-Grade PC is used in productions where other plastics are too soft, too fragile, too scratch-sensitive, too little dimensionally stable or not transparent enough. In addition, polycarbonate as a transparent plastic is, like polymethyl methacrylate (Off-Grade PMMA) or styrene-acrylonitrile (Off-Grade SAN), commonly used as a glass alternative. Compared to brittle glass, polycarbonate is lighter and more impact resistant.

Properties of Off-Grade PC

• High strength
• High impact resistance
• High rigidity
• High hardness
• Good insulator
• Resistant to water, many mineral acids and aqueous solutions of neutral salts and oxidizing agents
• UV-resistant

Applications of Off-Grade PC

Compact Discs, DVDs, Blu-ray Discs, Domelights, Flat or Curved Glazing, Soundwalls, Optical Reflectors, Bulletproof Glass, Bottles, Headlamp Lenses, Sunglasses, Goggles, Goggles.

Styrene Butadiene Copolymer (Off-Grade SBC) is a copolymer consisting of styrene monomer and butadiene rubber. Off-Grade SBC can be used in thermoforming, injection molding and extrusion applications.

Properties of Off-Grade SBC

• Good transparency
• Good flow properties
• Good processing

Applications of Off-Grade SBC

Food packaging, caps and lids, displays, medical lab utensils

Cyclic olefin copolymer (Off-Grade COC) is a class of engineering polymers. Although only composed of olefins, Off-Grade COC is in contrast to the partially crystalline polyolefins such as Off-Grade polyethylene and polypropylene amorphous and therefore transparent.

The properties of Off-Grade COC can be varied over a wide range by changing the incorporation ratios of cyclic and linear olefins. For optical applications, the low birefringence of Off-Grade COC is interesting. In the field of medicine, the outstanding biocompatibility, in particular blood compatibility and the extremely low water absorption are to be emphasized.

Properties of Off-Grade COC

• Good flowability
• High rigidity
• High strength
• High hardness
• Low density
• High transparency
• Good acid and alkali resistance
• High biocompatibility

Applications of Off-Grade COC

Optical functional films in flat screens as well as lenses and sensors. Blister packaging and shrink and twist foil

Acrylonitrile Butadiene Styrene (Off-Grade ABS) is an impact resistant engineering thermoplastic. Off-Grade ABS is made up of three monomers: acrylonitrile, butadiene and Styrene.Acrylonitrile Butadiene Styrene, ABS, is an opaque engineering thermoplastic widely used in electronic housings, auto parts, consumer products, pipe fittings, Lego toys and many more.

Properties of Off-Grade ABS

• High rigidity
• Good impact resistance, even at low temperatures
• Good insulating properties
• Good abrasion and strain resistance
• High dimensional stability
• Very good resistance to diluted acid and alkalis

Applications of Off-Grade ABS

Computer keyboard components, LEGO bricks, plastic alloys, decorative interior car parts, printers, vacuum cleaners, kitchen utensils, faxes, musical instruments

Transparent Off-Grade ABS (Off-Grade MABS) has good process ability and good physical properties such as impact resistance and modulus. MABS is used for products that are transparent and strength seeking, such as electrical and electronic parts, OA devices and toys.

Styrene Acrylonitrile Copolymer (Off-Grade SAN) is a copolymer of styrene and acrylonitrile. Off-Grade SAN consists of approx. 70% styrene and 30% acrylonitrile. It is widely used and is processed instead of polystyrene due to its greater thermal resistance. Off-Grade SAN is similar to polystyrene. Like polystyrene, it is optically transparent and brittle in mechanical behavior.Applications of Off-Grade SANFood containers, water bottles, kitchen utensils, computer products, packaging materials, battery cases

General Purpose Polystyrene (Off-Grade GPPS), also called crystal clear polystyrene, is completely transparent and rigid. GPPS is commonly used in food packaging or jewellery cases. GPPS is X-ray resistant, odorless and tasteless and easy to process.

Properties of Off-Grade GPPS

• Transparent
• Low shrinkage
• Good x-ray resistance
• Odorless and tasteless
• Easy to process

Applications of Off-Grade GPPS

Toys, packaging, refrigerators and boxes, cosmetic packs and costume jewelery, audio cassettes and CD cases.

High Impact Polystyrene (Off-Grade HIPS) is a rubber-modified, high-impact polystyrene. High Impact Polystyrene is impact resistant. It can be easily painted and glued. Off-Grade HIPS has a matte surface and is a preferred material for thermoforming. A common use of HIPS is yogurt cups.

Properties of Off-Grade HIPS

• Hard
• Stiff
• Translucent
• Impact resistance up to 7 x GPPS

Applications of Off-Grade HIPS

Housing of computers, televisions or telephones

Off-Grade Polyphenylene ether (Off-Grade PPE, polyphenylene oxide or PPO) is a high temperature resistant thermoplastic. It is rarely used in its pure form. It is mainly used as a mixture with polystyrene, high impact styrene-butadiene copolymer or polyamide.Applications of Off-Grade PPOIt is used for mouldings in the electronics, household and vehicle sectors, medical technology.

Styrene methyl methacrylate (Off-Grade SMMA) is a clear amorphous thermoplastic. Off-Grade SMMA has high transparency, high rigidity, excellent scratch resistance, good chemical resistance and very low moisture absorption. SMMA is relatively easy to process due to its very good flow properties.Applications of SMMAIt is used water filters, water tanks, disposable razors, food containers, displays, emulsion products, additives.

Poly (methyl methacrylate) (Off-Grade PMMA), also known as acrylic, acrylic glass or plexiglass, is a transparent thermoplastic that is often used in film form as a lightweight or splinter. Off-Grade PMMA is a resistant alternative to glass. Off-Grade PMMA is an economical alternative to polycarbonate (PC) where tensile strength, flexural strength, transparency, polishability and UV compatibility are more important than impact resistance, chemical resistance and heat resistance. It is often preferred because of its moderate properties, ease of handling, processing, and low cost.

Properties of Off-Grade PMMA

• Excellent weather and UV resistance
• High gloss and hardness
• Good rigidity
• Good abrasion resistance
• Excellent light transmission

Applications of Off-Grade PMMA

Indicator and taillight lenses, reflectors, light guides, door / pillar trim, polymer concrete, industrial flooring, glazing, flat roof waterproofing, industrial glazing, plumbing and fittings, circuits, printed circuit boards.

Ethylene vinyl acetate (Off-Grade EVA), also known as Off-Grade polyethylene vinyl acetate (Off-Grade PEVA), is the copolymer of ethylene and vinyl acetate. EVA is an elastomeric polymer that produces materials that are rubbery in terms of softness and elasticity. The material features are good clarity and gloss, low temperature toughness, resistance to stress cracking, resistance to hot melt adhesives, and UV rays. EVA is competitive with rubber and vinyl polymer products in many electrical applications.

Properties of Off-Grade EVA

• Gummy in softness and flexibility
• Good clarity and gloss toughness at low temperatures
• Stress crack resistance
• Resistance to UV radiation.

Applications of Off-Grade EVA

Water-based adhesives for wood and paper packaging, nonwovens (technical fabrics), paper saturates, paper and board coatings, carpet backing, redispersible powders, construction products.

Off-Grade Ethyl methacrylate (Off-Grade EMA) is a chemical compound from the group of carboxylic acid esters and the ethyl ester of methacrylic acid. Off-Grade EMA is a highly flammable, volatile, colorless liquid with a characteristic odor

Properties of Off-Grade EMA

• Flammable
• Colorless
• Liquid

Applications of Off-Grade EMA

Ethyl methacrylate (Off-Grade EMA) is used to make acrylic polymers and plastic additives.

Ethylene Butyl Acrylate (Off-Grade EBA) is a copolymer consisting of ethylene and butyl acrylate prepared by high pressure radical polymerization. Due to the butyl acrylate content, it can be used for applications where softness, flexibility and polarity are required. Typical applications include extrusion coating, co-extrusion, compounds, foams and hot melt adhesives.Applications of Off-Grade EBA Coatings, paints, textiles, leather finishing, automotive products, adhesives and oil resistant and high temperature resistant elastomers.

Ethylene acrylic acid copolymer (Off-Grade EAA) is the ethyl ester of acrylic acid. It is a colorless liquid with a characteristic odor. It is mainly produced for paints, textiles and non-woven fibers. Off-Grade EAA has very good adhesion and sealing properties, special hardness, flexibility. It is easy to work with.

Properties of Off-Grade EAA

• Good tenacity
• High flexibility
• Good weather resistance

Applications of Off-Grade EAA

Films, blown film, packaging, frozen food packaging, agricultural films, greenhouse films, shrink wrap, ice bags, cables.

Off-Grade Polyvinyl alcohol (Off-Grade PVAL, Off-Grade PVA, Off-Grade PVOH) is a thermoplastic material that is produced as a white to yellowish powder, mostly by saponification (hydrolysis) of polyvinyl acetate (Off-Grade PVAC). The direct synthetic route is not possible. Off-Grade PVAL is resistant to almost all anhydrous organic solvents. Partially saponified Off-Grade PVAL grades with approx. 13% PVAC content are readily soluble in water. As the degree of saponification increases, the solubility in water decreases.

Properties of Off-Grade PVA

• High tensile strength
• Flexibility
• Absorbing water
• Resistant to oils, fats and organic solvents

Applications of Off-Grade PVA

It is used in paper manufacturing & processing, plywood, art board & wood processing, emulsifying and stabilizing agents, construction industry, PVA film, printing, textile.

Polyvinyl butyral (Off-Grade PVB) is a plastic from the group of polyvinyl acetals. Polyvinyl butyral is used for applications that require strong bonding, optical clarity, adhesion to many surfaces, toughness and flexibility. PVB is mainly used as a hot melt adhesive in the form of intermediate films for composite safety glass .

Properties of Off-Grade PVB

• Good adhesion and film-forming properties
• Good elasticity
• Good water resistance
• High adhesion
• Very good thermoplastic processing
• High compatibility with organic solvents
• Optical transparency
• Compatibility with other polymers

Applications of Off-Grade PVB

Coatings, printing inks for packaging, adhesives, laminated safety glass films, headphone cables, reflective coatings for traffic signs and road markings, binders for a variety of specialty applications

Polyolefins are a class of polymers made from olefins. Polyolefin elastomers (Off-Grade POEs) are a relatively new class of polymers which are copolymers of ethylene and butene. Polyolefins Elastomers are the bridge between conventional elastomers and thermoplastics.

Properties of Off-Grade POE

• Excellent impact resistance
• Tough and flexible
• Low density and low weight
• Easy mixing, shaping and processing on plastic or rubber devices
• Low shrinkage

Applications of Off-Grade POE

Car radiator hoses, shoe foams, wire and cable coatings, moulded parts, PP modification

Polybutene, also called polybutylene (Off-Grade PB), is a thermoplastic polyolefin. In contrast to the branched polyisobutylene, the monomers in the PB are linear and largely isotactic. Polybutene (Off-Grade PB), like Off-Grade polyethylene (Off-Grade PE) and polypropylene (Off-Grade PP), is a polyolefin or a saturated polymer. In terms of mechanical properties, PB is approximately between PE and PP. PB combines the typical properties of conventional polymers with properties of engineering polymers.

Properties of Off-Grade PB

• Good temperature resistance
• High creep rupture strength
• Low creep
• Resistance to many solvents, oils, fats, acids, alkalis, hot water, alcohols and ketones.

Applications of Off-Grade PB

Piping, films, food packaging, processing aids.

Polyetherimides (Off-Grade PEI) belong to the polyimides and is polymer with imide and ether groups in the main chains. They are resistant to high temperatures, transparent and have a golden yellow color. PEI is one of the high-performance plastics. Polyetherimides (PEI) are sold in pure form and with various additives (glass fibers, carbon fibers). Polyetherimides are mainly processed by injection molding.

Properties of Off-Grade PEI

• Inherently flame retardant with low smoke development
• High strength
• Dielectric strength
• UV and gamma rays resistant

Applications of Off-Grade PEI

It is used in the manufacture of plastic parts for electronics and aircraft industry, aircraft interior, membranes.

Polyetheretherketone (Off-Grade PEEK) is a high-temperature-resistant thermoplastic and belongs to the high-performance plastics. PEEK melts at a very high temperature of 335 ° C and compared to most other thermoplastics it can be molded in the liquid state by injection molding or by extruder. When solid, PEEK can be machined, turned or drilled with a mill.

Properties of Off-Grade PEEK

• Resistant to organic and inorganic chemicals
• Gamma, X-ray resistance

Applications of Off-Grade PEEK

Automotive industry, aerospace industry, insulation material for power supply cables, high-voltage technology, medical technology, chemical industry, food industry, electronic circuit boards, film, UHV technology, dental implants and dental restorations.

Polyphenylsulfones (Off-Grade PPSF or Off-Grade PPSU) are high-performance plastics, which usually consist of aromatic rings. Polyphenylsulfones (Off-Grade PPSU) are heat and chemical resistant suitable for automotive, aerospace and sanitary applications. Polyphenylsulfones have no melting point, reflecting their amorphous nature.

Properties of Off-Grade PPSU

• High strength and rigidity
• Very high toughness (even in cold weather)
• Very high dimensional stability
• Very high chemical resistance
• High resistance to many types of radiation

Polyphenylene sulfide (Off-Grade PPS) is an organic polymer consisting of aromatic rings linked by sulfides. Polyphenylene sulfide is a engineering plastic commonly used today as a high performance thermoplastic. Synthetic fibers and textiles made from PPS are resistant to chemical and thermal attack. Isolated PPS can be converted to the semiconducting form by oxidation. PPS can be formed, extruded or machined to tight tolerances.

Properties of Off-Grade PPS

• Low water absorption
• Good dimensional stability
• Good insulator
• Good flowability
• Resistance against; Heat, acids, alkalis, mildew, bleach, aging, sunlight and abrasion.

Filter fabrics for coal boilers, paper felts, electrical insulation, film capacitors, special membranes, gaskets, moulded parts in the electronics and automotive sectors.

Polyethersulfones (Off-Grade PESU or Off-Grade PES) are a high performance thermoplastic belonging to the group of polysulfones. It is transparent, resistant to hydrolysis and chemically resistant. PES is mainly used for thermally highly stressed parts (medical devices, automotive and aircraft construction, electrical and electronic components).

Polyaryl sulfones (Off-Grade PSU) are thermoplastics belonging to the group of polysulfones. Polysulfones are translucent and light brown in color due to their amorphous molecular structure. Polyaryl sulfone (Off-Grade PSU) is a high performance plastic with high mechanical strength and rigidity. PSU has a high continuous service temperature and the outstanding properties of the material include good creep resistance over a wide temperature range, dimensional stability and good chemical compatibility.

Properties of Off-Grade PSU

• High operating temperature
• Good hydrolysis resistance
• High toughness
• Good electrical insulation
• High mechanical strength
• High rigidity
• High creep resistance
• Good radiation resistance

Applications of Off-Grade PSU

Automotive Sector, Medical Sector, Electrical and Electronic Applications, Household and Food Applications

Polyvinylidene fluoride or polyvinylidene difluoride (Off-Grade PVDF) is a non-reactive thermoplastic fluoropolymer made by the polymerization of vinylidene difluoride. PVDF is a special plastic for applications requiring the highest levels of purity and resistance to solvents, acids and hydrocarbons. PVDF has a lower density compared to other fluoropolymers such as polytetrafluoroethylene (Teflon).

Properties of Off-Grade PVDF

• No thermal or oxidative decomposition on heat
• Flexibility
• Low weight
• High chemical corrosion resistance
• Heat resistance
• Resistance to strong acids, weak acids, ions, salt solutions, halogenated compounds, hydrocarbons, aromatic
• solvents, aliphatic solvents, oxidizing agents, weak bases.

Applications of Off-Grade PVDF

Piping, sheets, interior coatings in high-temperature applications, biomedicine, insulation of electrical wiring, chemical processing, construction and architecture, health care and pharmacy

Liquid crystal polymers (Off-Grade LCP) are a class of aromatic polymers. They are extremely non-reactive, inert and very fire-resistant. The superior properties of LCPs make them particularly suitable for automotive sector such as; Transmission components, pump components, coil forms and sunlight sensors as well as sensors for car safety belts.

Properties of Off-Grade LCP

• High mechanical Strength at high temperatures
• Extreme chemical resistance
• Inherent flame retardant
• Good weather resistance

Ethylene tetrafluoroethylene (Off-Grade ETFE) is a fluorine-based plastic. It is designed to have high corrosion resistance and strength over a wide temperature range. Off-Grade ETFE has a relatively high melting temperature, excellent chemical, electrical and high energy radiation resistance. ETFE film is self-cleaning (due to its non-stick surface) and recyclable.

Fluoroethylene propylene (Off-Grade FEP) is a copolymer of hexafluoropropylene and tetrafluoroethylene. It differs from PTFE in that it is meltable with conventional injection molding and screw extrusion techniques. Off-Grade FEP is very similar to PTFE (polytetrafluoroethylene) and PFA (perfluoroalkoxy polymer). Off-Grade FEP and Off-Grade PFA both share the useful properties of Off-Grade PTFE. Off-Grade FEP is softer than Off-Grade PTFE and melts at 260 ° C. It is highly transparent and sun resistant.Applications of FEPWiring, connection wire, wiring for computer wires, technical gear, space industry

Polytetrafluoroethylene (Off-Grade PTFE) is a linear polymer of fluorine and carbon. PTFE is often referred by the trade name Teflon from DuPont. PTFE belongs to the class of polyhalogenolefins. It is one of the thermoplastics, although it also has properties that require a thermosetting plastics typical processing.

Properties of Off-Grade PTFE

• Low coefficient of friction
• High chemical resistance
• High operating temperature
• High oxygen index

Applications of Off-Grade PTFE

Chemical industry: pipes, valves, seals, linings, membranesMachine construction: scrapers, wipers, piston rings,seals, plain bearingsElectrical engineering: coils, components for insulation

Off-Grade Superabsorbents (superabsorbent polymers, Off-Grade SAP) are plastics that are capable of absorbing liquids many times their own weight. Upon absorption of the liquid, the superabsorbent swells and forms a hydrogel. Low-density SAPs generally have a higher absorption capacity and swell more. These types of SAPs also have a softer and stickier gelatine

Off-Grade Cellulose acetate is the acetate ester of cellulose. Cellulose acetate (Off-Grade CA) is considered a thermoplastic but is a modified natural product. Cellulose acetate is used as a film base in photography, as a component in some coatings and as a frame material for eyeglasses. It is also used as a synthetic fiber in the manufacture of cigarette filters and playing cards.Applications of CAOil filter, gas filter, spectacle frame, comb, toothbrush, perfume bottle cap, umbrella handle, screwdriver handle and toys.

Off-Grade Hydrocarbon Resin is an aromatic hydrocarbon used in industrial applications. It is a kind of thermal plasticizing hydrocarbon resins. It has a sticky effect and is suitable for use in paint, printing ink, adhesives, rubber and other areas where tackiness is required.

Off-Grade Polylactides, also called polylactic acids (Off-Grade PLA), are synthetic polymers that are among the group of polyesters. They are composed of many, chemically bonded lactic acid molecules. PLA can be deformed by heat and is therefore a thermoplastic.

Properties of Off-Grade PLA

• Low moisture absorption
• High capillary action
• Low flammability
• High UV resistance
• Biodegradability

Applications of Off-Grade PLA

Packaging, Floral Films, Bubble Pouches, Teabags, Catering Articles, Straws, Disposables, Office Supplies, Medical Equipment, Composites.

Off-Grade Polyhydroxyalkanoates (Off-Grade PHA) are polyesters that are produced in nature by numerous microorganisms. PHA is biodegradable and is used to manufacture bioplastics. Polyhydroxyalkanoates can be either thermoplastic or elastomeric materials. The mechanical properties and biocompatibility of PHA can be altered by blending or modifying with other polymers, enzymes, and inorganic materials allowing the material a wide range of applications.

Properties of Off-Grade PHA

• Not toxic
• Biocompatible
• Good resistance to moisture
• Good resistance to UV

Off-Grade Polyhydroxybutyrate (Off-Grade PHB) is a polyhydroxyalkanoate (Off-Grade PHA), a polymer of the polyester class. Off-Grade PHB is one of the biodegradable plastics. Off-Grade PHB belongs to the thermoplastic polyester and is therefore deformable with heat.

Properties of Off-Grade PHB

• Insoluble in water
• Low creep
• Chemically resistant to alcohols, fats and oils
• Not toxic
• Organic compatible
• Good resistance to UV

Applications of Off-Grade PHB

Foils, wraps, bowls, cutlery, films

Off-Grade Polyethylene wax (PE wax) is a Off-Grade polyethylene which, due to its low molar mass, has a waxy or fat-like character. PE wax is colorless to white and clear as a melt. Off-Grade Polyethylene wax is soluble in solvents and can be well emulsified. PE wax is the most important polyolefin wax.Applications of PE WaxAs scuff protection in printing ink films, for matt varnish effects in paints and coatings, as lubricants and release agents in the processing of plastics

Off-Grade Polypropylene wax (Off-Grade PP wax) has a high melting point, low melt levels, lubricity and good dispersing properties. PP wax is the good of current polyolefin processing additives. Off-Grade Polypropylene wax has a wide range applications.

Off-Grade Masterbatch (Off-Grade MB) is a solid or liquid additive for plastics that is used to color plastics (Color Masterbatch) or to impart other properties of plastics (additive masterbatch). Masterbatch is a concentrated mixture of pigments and / or additives that is encapsulated in a carrier resin during a heat process, which is then cooled and cut into a granular form. Masterbatch allows the processor to economically color crude polymer during the plastic manufacturing process. Masterbatch increases productivity by increasing volumetric efficiency (as a result of thermal conductivity and volume expansion to temperature), reduces costs and improves the physical properties of plastics such as: higher toughness, flexural stiffness, adhesion, printability.Additive masterbatches modify various properties of the base plastic such as

• UV resistance
• Flame retardancy
• Lubrication
• Anti-slip
• Corrosion inhibitors
• Antioxidants
• Extrusion aids

Applications of Off-Grade Masterbatch

AdditivesBlown Film & Lamination, PP Bast / Yarn, PP Nonwoven, Blow Molding, Injection Molding, Thermoformed Sheet, Off-Grade HDPE / PP Pipe Extrusion

Off-Grade Additives, also called adjuvants, are substances that are added to products in small amounts in order to achieve or improve certain properties.Additives are used to achieve a positive effect on production, storage, processing or product properties during and after the use phase.Applications of AdditivesIn plastics, additives are used to prevent degradation (corrosion) by auto-oxidation, as alkyl radical scavengers in production, as stabilizers, light stabilizers, processing aids, antistatic agents, dyes, optical brighteners, blowing agents, flame retardants, fillers and reinforcing agents.

Chopped strands are made by cutting bundles of fiberglass strands into different lengths. It is used as a reinforcement for glass fibre reinforced plastic (Off-Grade GRP).Chopped fibre glass is mixed in plastics, resins or Portland cement to improve mechanical properties, abrasion properties, electrical conductivity and heat resistance.

Off-Grade Carbon fibres are industrially produced fibres from carbonaceous raw materials which are converted into graphitic carbon by chemical reactions adapted to the raw material. Carbon fibres are mainly used for the production of carbon fibre reinforced plastic( CFRP = carbon fibre reinforced plastic). Carbon short cut fibres are added to polymers via extruders and injection moulding machines.

Properties of Off-Grade Carbon fibre

• High ratio of strength to weight
• Rigidity
• Corrosion resistance
• Electric conductivity
• Good tensile strength
• Fire resistance
• High thermal conductivity
• Biologically inert

Off-Grade Maleic anhydride is an organic compound. Maleic anhydride is the acid anhydride of maleic acid. Maleic anhydride is a colorless and a white solid with a sharp odour. It is used industrially for applications in coatings and polymers.

Off-Grade Acrylic acid butyl ester (Off-Grade butyl acrylate) is a chemical compound from the group of acrylic esters . Off-Grade Butyl acrylate is an inflammatory, light-sensitive, colorless liquid with a stinging smell.Applications of Butyl AcrylateButyl acrylate is used in paints, sealants, coatings, adhesives, fuels, textiles, plastics and sealants.

Off-Grade Glass fiber is a long glass fiber made of glass. During production, thin threads are drawn from a glass melt and processed into a large number of end products. Glass fibers are used as optical waveguides for data transmission, as roving or as textile fabric for heat and sound insulation.

Off-Grade Glass fiber is also used for glass fiber reinforced (Off-Grade GR = Glass Fiber Reinforced) plastics. These plastics are today one of the most important construction materials. Off-Grade GR (Off-Grade Glass Fiber Reinforced) Plastics are aging and weather resistant, chemically resistant and non-combustible. Their high modulus of elasticity is used to improve the mechanical properties of plastics.

Multi-end Assembled Rovings are made by bundling boron-free E-glass filament strands coated with a silane sizing into a single strand and winding them into a cylindrical packing. Multi-end assembled rovings are used for spraying, filament winding, shredding , Mixing plates, making plates, centrifugal casting and a variety of other applications.

Properties of Off-Grade Fiber Glass Multi-end Assembled Rovings

• Excellent mechanical properties
• Corrosion resistance
• Strength
• Electrical Properties.

Off-Grade Fibre Glass Direct Rovings are made into a cylindrical package by winding endless boron-free glass fibres coated with silane. Fibre Glass Direct Rovings are available for weaving, knitting, filament winding, pultrusion, and a variety of other applications.

Properties of Off-Grade Fibre Glass Direct Rovings

• Excellent mechanical properties
• Corrosion resistance
• Stability
• Electrical properties.

Off-Grade Fibre Glass Chopped Strand Mats (Off-Grade CSM) are made by a even distribution of cut glass fibre strands.Fibre Glass Chopped Strand Mats offer excellent mechanical properties, corrosion resistance, strength and electrical properties.

Properties of Off-Grade Fibre Glass Chopped Strand Mats

• Compatible with various resin systems and processing methods
• Low resin consumption and fast wetting
• Smooth surface and good air release

Chopped strands are made by cutting bundles of fibreglass strands into different lengths. It is used as a reinforcement for glass fibre reinforced plastic (Off-Grade GRP).Chopped fibre glass is mixed in plastics, resins or Portland cement to improve mechanical properties, abrasion properties, electrical conductivity and heat resistance.

Off-Grade Carbon fibres are industrially produced fibres from carbonaceous raw materials that are converted to graphitic carbon by chemical reactions adapted to the raw material. Typically, 1,000 to 24,000 (Tex) filaments are made into a multifilament yarn (Roving), which is wound up. As short-cut fibres, they can be mixed with polymers and processed into plastic components via extruders and injection moulding machines. Carbon fibers are mainly used for the production of carbon fibre reinforced plastic (CFRP = C-fiber reinforced plastic).

Properties of Off-Grade carbon fibres

• High ratio of strength to weight
• Rigidity
• Corrosion resistance
• Electric conductivity
• Good tensile strength
• Fire resistance
• High thermal conductivity
• Biologically inert

Off-Grade Carbon fibres are industrially produced fibres from carbonaceous raw materials which are converted into graphitic carbon by chemical reactions adapted to the raw material. Carbon fibres are mainly used for the production of carbon fibre reinforced plastic ( CFRP = carbon fibre reinforced plastic). Carbon short cut fibres are added to polymers via extruders and injection moulding machines.

Properties of Off-Grade Carbon fibre

• High ratio of strength to weight
• Rigidity
• Corrosion resistance
• Electric conductivity
• Good tensile strength
• Fire resistance
• High thermal conductivity
• Biologically inert

Off-Grade Carbon fibres are industrially produced fibres from carbonaceous raw materials which are converted into graphitic carbon by chemical reactions adapted to the raw material. Carbon fibres are mainly used for the production of carbon fibre reinforced plastic ( CFRP = carbon fibre reinforced plastic). Carbon short cut fibres are added to polymers via extruders and injection moulding machines.

Properties of Off-Grade Carbon fibre

• High ratio of strength to weight
• Rigidity
• Corrosion resistance
• Electric conductivity
• Good tensile strength
• Fire resistance
• High thermal conductivity
• Biologically inert