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→
Propylene glycol monomethyl ether acetate (PGMEA/PMA), also known as propylene glycol methyl ether acetate, is a colorless hygroscopic liquid with a unique odor. It is a non-polluting solvent with multi-functional groups. Its molecular formula is C6H12O3.......More→
Tetrahydrofuran (THF) is produced by dehydration of 1,4-butanediol. It is a neutral, colorless, volatile cycloaliphatic ether. It is highly polar and miscible with water. As an aprotic and medium polarity solvent, tetrahydrofuran is an excellent solvent for many organic substances. The chemical formula of this ......More→
Chang Chun's trimethylolpropane (TMP) is a widely functional intermediate in the organic chemical industry. TMP can improve various resins’ toughness, corrosion-resistance, and sealing strength. It is very stable against oxidation, hydrolysis, and pyrolysis. It’s mainly used as the raw material for alkyd ......More→
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→
Our formaldehyde is produced by oxidation process. During the production, fresh air is mixed with recycled gases, and the chemical reaction occurs within the fixed bed reactor. Through metal oxides catalysis, formaldehyde gas is produced and then absorbed by water in the absorption tower. ......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→
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→
Isobutanol (IBA) is a byproduct obtained by hydroformylation of allyl alcohol with carbon monoxide and hydrogen, which is then followed by hydrogenation. It is a colorless liquid which is soluble in water, alcohols, and ethers. IBA can be used as a solvent for coating and as a chemical intermediates in organic synthesis. As ......More→
Amino resin, also known as melamine resin, has excellent physical and chemical attributes. It works well in conjunction with acrylic resin, alkyd resin, polyester resin or epoxy resin to make good baking varnish. It is widely used as a primer for automotive, bicycles, computer shells, electrical appliances, lumps and metals. ......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→
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→
Chang Chun Group has been producing paraformaldehyde since Oct. 1983. Due to our paraformaldehyde is mainly in a granular format with consistent quality, it is easy to handle and transport. Because of excellent solubility and broad applicability, it is used in products such as synthetic resin, phenolic resin, ......More→
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→
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→
n-Propanol is a byproduct obtained by hydroformylation of allyl alcohol with carbon monoxide and hydrogen, which is then followed by hydrogenation. It is a colorless liquid with alcohol odor. It is moderate volatilite and is soluble in water, alcohols, and ether.
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→
Our PVA solution is produced by dissolving our own PVA with water. In consideration that some customers do not have their own dissolution equipment, these aqueous solutions are typically formulated according to the specifications of our customers, and thereby adding values and ......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.
With technical cooperation with Honeywell UOP (formerly known as UOP LLC) of the USA, we produce high-purity phenol via the cumene process. Phenol is white crystals under normal temperature, with melting point at 40.7℃. It’s soluble in ethanol, acetic acid, glycerol, chloroform, carbon disulfide and benzene. Its main downstream ......More→
Methyl acetate is a colorless transparent liquid with a fruit-like fragrance. It’s low-toxic, but it’s flammable with the boiling point at 57℃, melting point at -98.05℃ and density of 0.93. It’s usually used to replace acetone, butanone, ethyl acetate and cyclopentane. Due to its low toxicity, methyl acetate can ......More→
High solids amino crosslinking agents are widely used in coating products as a bridging agent when mixed with other resins. These resins are widely used in rolled steel coating, automotive coating, and waterborne coating. Our resins can be ......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.
Acetic acid is a colorless transparent liquid with pungent sour odor. It is also known as glacial acetic acid whenever the purity is 99.5% or more. Acetic acid is soluble in water, alcohols, and ethers and is widely used in man-made fibers, rubber, plastics, agriculture, herbicides, leather, organic ......More→
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.
With the density of 0.88, boiling point at 124-128℃ and melting point at -76℃, n-butyl acetate is an excellent organic solvent. As a flammable colorless liquid, it can well dissolve cellulose acetate butyrate, ethyl cellulose, chlorinated rubber, polystyrene, and many natural gums and resins. Therefore, it is ......More→
Polyvinyl butyral (PVB) is a liquid-based resin produced via acetal reaction by having polyvinyl alcohol (PVA) reacting with aldehydes using acid catalyst. It is widely used in safety glass interlayers, adhesive for printing ink, adhesive of wash primer, baking varnish, electronic ceramics, and printed ......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.
Polyvinyl acetate emulsion is a thermoplastic polymer. Because of its excellent adhesion and convenience, it is widely used as adhesive for paper and woodwork. It is even used as a household adhesive/glue after re-packaged into smaller containers.
Acetic acid propyl ester, also known as “propyl acetate” or “n-propyl acetate”, naturally exists in strawberries, bananas and tomatoes. It is synthetically produced by having acetic acid and 1-propanol undergoing esterification reaction. It is a colorless transparent liquid at room temperature with typical ......More→
In technical cooperation with Honeywell UOP of the USA (formerly known as UOP LLC), Chang Chun Group produces high-purity acetone via the cumene process. At room temperature, acetone is a colorless, highly volatile, flammable liquid with fragrant smell. It is also dangerous as it can react violently with strong oxidizer. It’s soluble ......More→
Our acrylamide aqueous solutions are produced by having acrylonitrile undergoing through hydration reaction. Our acrylamide solutions are extremely stable and have excellent quality. Polymeric and copolymeric products made from acrylamide are widely used for paper chemicals, coagulants, adhesives, petroleum engineering, ......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→