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→
Chang Chun phenolic molding compounds (under trade name of LONGLITE) are heat-hardening resins. Formulated based on the needs and usages of our customers, our phenolic molding compounds are produced by mixing different materials and pigments to the base phenolic resin which we ......More→
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→
Polyvinyl butyral interlayer is a thin film of uniform thickness that has been processed and extruded from PVB resin mixed with plasticizer and additives. Its unique characteristics are: impact resistance, penetration resistance, sound ......More→
Since 1987, Chang Chun has been conducting independent R&D on manufacturing technologies for copper foil. Mass production of copper foil began in 1988, and production plants were setup in both Miaoli, Taiwan and in Changshu, Jiangsu province, China. Full range of specifications and sizes were developed for high-tech ......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.
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→
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→
Our flexible copper clad laminates are sold by RCCT Technology Co., Ltd., an affiliate of Chang Chung Group. They are manufactured using the technologies of Rogers Corporation, an advanced American industrial technology company and supported by Chang Chun’s strong ......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→
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→