Polybutylene Terephthalate, PBT for short, is a thermoplastic polyester resin derived from copolymerization of 1,4-butanediol and terepthalic acid (PTA). Fiber glass can be added in the later stage of production to ......More→
Bisphenol A (BPA) is produced through the reaction of phenol and acetone. It’s white granule with the density of 1.195. The purified product has fusing point at 158-159℃, while industrial product has the fusing point at 156-157℃. The boiling point is at 220℃ (5mbar). It is soluble in acetone but insoluble in water. Under ......More→
Our phosphorus flame retardants are halogen-free phosphate-based flame retardants. They are mainly used as flame retardant for various types of engineering plastics, rubber, and printed circuit boards that require to be more eco-friendly (i.e. green products).
Trade named under EVASIN, our ethylene vinyl alcohol copolymer is a special thermoplastic polymer without any plastic additive. It can be used to produce high oxygen barrier films, sheets and other various food packaging materials. Because of its superior gas ......More→
Our α-Cyanoacrylate adhesive (or commonly known as instant/quick glue) is a single-component, fast reacting, and solvent-free adhesive developed with our own research. It can be used to bind marble, plastic, wood, metal, rubber and ceramic within very short period of time at room ......More→
Our melamine resin molding compound is developed independently. Our melamine resin molding compound has excellent molding capability, good flow properties, high gloss, and low free formaldehyde. It is manufactured in accordance with ASTM D-704-62 Type I, JIS K-6917, ......More→
Polyester plasticizers are plasticizers for PVC plastics. Because of good resistance to oil and great migration-resistance to PS and ABS plastic, they are often used in non-migrating wire jackets/insulation, adhesive tapes, gaskets, tapes or oil-resistant pipes or gloves. In addition, they ......More→
Polysulfone (PSU) is synthesized from Bisphenol A and 4,4'-Dichlorodiphenyl Sulfone. PSU offers excellent performance in chemical resistance, heat stability (heat deflection temperature of 170℃), and impact strength. With the above characteristics, PSU is a kind of high performance engineering thermoplastic resin.
Our CP Cizer B-22 is an epoxidized soybean oil utilizing technologies from Adeka Corporation of Japan as part of technological cooperation. Due to its non-toxicity, our CP Cizer B-22 can be used as a stabilizer/plasticizer for PVC products. Our B-22D is a special grade developed with same ......More→
TPEE is produced by 1,4-butanediol, polytetra-methylene glycol, and DMT or PTA going through copolymerization condensation. It also can be made into thermoplastic polyester elastomer composites through kneading procedure. TPEE possesses a ......More→
Phenolic resin is the reaction product of phenol and formaldehyde. It offers good mechanical strength, dimensional/thermal stability, and good resistance to electricity, solvent, and acid. It is widely used in molding materials (including electronic packaging materials), laminating materials, polishing materials, ......More→
Our hindered phenol antioxidants and phosphites antioxidants are produced with highly automated production equipment and utilizing advanced technologies from Adeka Corporation (formerly Asahi Denka Co., Ltd) of Japan. Antioxidants are indispensable and important additives for various products, such as plastics, resins, ......More→
Polytetramethylene ether glycol (PTMEG/PTG) is produced by the acid catalyzed polymerization of tetrahydrofuran (THF). It is a straight-chain diol with repeated tetramethylene ether units.
Used together with engineering plastics, nylon, phenolic molding compound, or polypropylene, glass fiber can strengthen the plastics materials.
Melamine resin glazing powder is a product that is independently developed by Chang Chun Group. It performs well in molding, based on the advantages of good flow properties, high gloss, and low free formaldehyde content. It is manufactured in accordance with the ASTM ......More→
Our stabilizers can be divided into non-toxic calcium/zinc type, foaming type, and other liquid type. Because of consistent quality, thermal stability and excellent processability, they are suitable for PVC products that are required to be non-toxic or free of heavy metal, such as toys, gloves, medical supplies, water pipes,......More→
1,4-Butanediol (BDO) is produced by hydroformylation of allyl alcohol with carbon monoxide and hydrogen, which is then followed by hydrogenation. It is a colorless liquid with high boiling point and low toxicity.
Polyethersulfone (PES) is synthesized from Bisphenol S and 4,4'-Dichlorodiphenyl Sulfone. PES offers excellent performance in chemical resistance, heat stability (heat deflection temperature of 195℃), and impact strength. With the above characteristics, PES is a kind of high performance engineering ......More→
Brominated epoxy flame retardant is an epoxy resin-based flame retardant with high bromine content. It can be added to variety of engineering plastics, such as PP, PA, PE, PS, ABS, PET, and PBT. Compared to traditional TBBA-based flame retardant, products ......More→
Polyvinyl alcohol (PVA), a white/yellowish granule or powder, is a stable, non-toxic, and water-soluble polymer. PVA possesses good film-forming property, and the film formed from it has excellent adhesion, solvent-resistance, abrasion-resistance, high tensile strength, and great oxygen barrier property. ......More→
Vinyl acetate monomer (VAM) is a reactive colorless liquid chemical that is produced by gaseous reaction of ethylene, acetic acid, and oxygen in the presence of a catalyst. Hydroquinone is added as a stabilizer to inhibit polymerization during storage.
The unique characteristics of Chang Chun’s HDPE drums are that they are approved by the UN, MIPI (International Packaging Association), and is also ISO 9002 certified. Our drums are corrosion-resistance, which means that the goods contained in them will not be subject to the risk of contamination as result of erosion caused by ......More→
Polybutylene terephthalate (PBT) is a thermoplastic polyester resin produced by having 1,4-butanediol (BDO) and purified terephthalic acid (PTA) going through polycondensation and kneading process. Because it possesses a ......More→
Polyphenylsulfone (PPSU) is synthesized from 4,4'-Biphenol and 4,4'-Dichlorodiphenyl Sulfone. PPSU offers excellent performance in impact strength, chemical resistance, heat stability (heat deflection temperature of 207℃). With the above characteristics, PPSU is a kind of high performance engineering ......More→