Chang Chun’s epoxy resins are multi-purpose and high performance products developed using our own technologies. We offers broad portfolio of epoxy resins. For Bisphenol-A (BPA)-based epoxy resins (BE-series), we have solid, liquid, and solvent types, all of which are suitable for coating and composite material. We also ......More→
As a byproduct of trimethylolpropane, sodium formate is a white crystalline powder that is highly hygroscopic and water soluble.
Acrylic emulsion is a milky white polymeric emulsion, mainly produced with acrylic monomer undergoing polymerization, using an initiator in presence of emulsifier with water as a solvent. Acrylic emulsion possesses excellent adhesive and waterproofing properties, which can be used in the textile industry, such ......More→
Ethylene-vinyl chloride (EVCL) emulsion is the copolymer of ethylene and vinyl chloride with amide functional group. As there is vinyl chloride in the polymer’s backbone, the emulsion possesses excellent characteristics, such as excellent flame retardancy and ......More→
Chang Chun’s insulation paper is used mainly in phenolic resin copper clad laminate (CCL), CEM-1 composite CCL, PCB back up boards, laminated sheets, and decorative boards. Our insulation paper offers high level of cleanliness and excellent resin impregnation rate. Its size and properties can be tailored to ......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).
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→
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→
The main ingredient in ethylene-vinyl acetate-vinyl chloride emulsion (EVA-VC emulsion) is vinyl chloride, which offers excellent water and fire resistance. Due to EVA-VC emulsion possesses both crosslinking and bridging ......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→
Vinyl acetate-ethylene copolymer emulsion (VAE Emulsion) is a copolymer of vinyl acetate and ethylene. It has been developed as a powerful base adhesive, offering the following unique characteristics: strong initial adhesion, high wet ......More→
Our melamine resin adhesives are bonding agents that were specifically designed for manufacturing water-resistant plywood, allowing plywood’s veneers to have more relaxed/higher moisture content. These adhesives are manufactured via reaction of melamine and formaldehyde using a special ......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.
2-Methyl-1,3-propanediol is a product produced through hydroformylation of allyl alcohol with carbon monoxide and hydrogen, which is then followed by hydrogenation. It is a colorless low viscosity liquid with low toxicity. It is a non-linear diol with a unique methyl branch.
After spray drying, VAE emulsion is turned into a white powder which is a copolymer of ethyl and vinyl acetate. It is free-flowing and is easy to emulsify. When dispersed in water, it forms a stable emulsion. Possessing the ......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→
Chang Chun’s urea resin adhesive is a liquid adhesive which is produced by reacting urea with formaldehyde using a special catalyst and denaturant under strictly controlled conditions. It is suitable as plywood adhesive with excellent water resistance when a catalyst and appropriate amount of extender ......More→