Resins
POLYVINYL BUTYRAL
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 circuit boards. It also shows good adhesion for glass and metal
Product Application
In conjunction with plasticizer, it can be used to produce the PVB interlayer/film, which can be used in architectural and automotive industries.
Printing ink
Adhesive for various type of printing inks, including gravure, relief printing, and rubber relief.
Adhesive
Primer, baking varnish, wood paint, electronic ceramics, printed circuit boards, textile waterproof processing, etc
product series
High-viscosity grade
B18FG.
General grades
B17HX, B14HX, B08HX, B06HX, B05HX, B04HX, B03HX.
High acetalization grades
B08SY, B05SY.
Modified grades for PCB application
B03TX, B10TX, B17TX.
FURAN NO-BAKE RESINS
Our furan no-bake resins are self-hardening resins developed independently by Chang Chun. They are used as binders for mechanical casting with the advantages of low formaldehyde content, hardening at room temperature, and faster curing. All of which translate to increased productivity.
Molding & casting for CF7451
Our CF7451 resin is very well suited for large scale casting of parts.
Molding & casting for CF7421
Our CF7421 resin is very well suited for large scale casting of parts made with grey iron or metal alloy.
Molding & casting for CF7432
Our CF7432 resin’s performance is excellent in small scale casting for parts that are made of alloys or aluminum alloy.
Furan no-bake resins
CF7451, CF7421, CF7432.
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ACRYLIC EMULSION
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 as for non-woven fabrics, flannelette blankets and lamination. Selected products can be used in civil engineering such as cement mortar, caulking and elastic cement, while other products can be used for coating material, such as indoor and outdoor water-based paint.
Civil construction
Emulsion for elastic cement mortars.
Coating
High performance coating to be used in papermaking, printing ink, paints, coatings, and adhesives.
Textile processing
Used as textile treatment to improve durability and stability of textiles.
product series
1. Acrylic modified cement mortar: PCM-810, PCM-8200, PCM-1468, etc.
2. Emulsion for elastic cement mortar: P-8270, PCM-1433, PCM-8145, etc.
3. Emulsion for caulking, sealant and decorative coating: S-6180, S-625, etc.
WET PAPER STRENGTH RESINS
Wet paper strength resins can improve the binding strength between fibers and reduce paper surface’s electrical charge. At the same time, they can improve absorption of the long fibers and thereby enhancing paper’s wet strength and drainage. Wet paper strength resins also prevent pilling or the generation of fine particles on the paper surface. They are widely used in household paper products, such as napkin, make-up remover wipes, paper towel, and special paper.
Paper industry
Increase paper towel’s moisture absorption power.
W5500
Cationic epoxy polyamide with solid content above 12.5%.
W5600
Cationic epoxy polyamide with solid content above 30.0%.
W5500HLC
Cationic epoxy polyamide with solid content above 20.0% and DCP less than 1000ppm.
WHE25
Melamine resin with solid content above 8.5%.
W5500
Cationic epoxy polyamide with solid content above 12.5%.
ETHYLENE VINYL ALCOHOL COPOLYMER
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 barrier function, its application has been widened in recent years. Due to water absorption will impact its barrier property, it is usually used with multi-layer co-extrusion production equipments.
Fuel tanks made with ethylene-vinyl alcohol copolymer can prevent fuel permeation and also reduces vehicle weight when compared to metal fuel tank.
Ethylene content 29% (mole)
EV2904V/F, EV2951V/F.
Ethylene content 32% (mole)
EV3201V/F, EV3251V/F.
Ethylene content 38% (mole)
EV3851V/F, EV3853F.
Ethylene content 44% (mole)
EV4405V/F, EV4451V/F, EV4408V/F.
TEXTILE RESIN
Our textile resin:
1. Creates anti-shrinking and anti-wrinkle properties for artificial fibers, rayon, cotton and other cellulose fiber fabric with good durability.
2. Possesses excellent stiffening with good washing fastness for nylon, polyester, acrylic and other synthetic fibers.
3. Can be used as an adhesive for non-woven, flocking and dying when used in conjunction with thermoplastic resin, such as acrylic and rubber emulsion.
Textile
Act as fiber stiffening agent.
POLYVINYL BUTYRAL INTERLAYER (PVB FILM)
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 insulating, and UV-proof. Moreover, PVB film can hold the debris from shattered glasses to protect the end users. Currently, most automotive windshields are required to adopt PVB laminated glass. PVB films are also used for the glass on high-rises and landmark architectures.
Architectural film
Used as interlayer in laminated architectural safety glass.
Automotive film
Used as interlayer in laminated automotive windshields.
Solar cell module film
solar cell module film.
PFAS
0.38mm thickness of translucent white PVB film, used for construction laminated glass.
PFAT
0.38mm thickness of clear PVB film, used for construction laminated glass.
PFGT
0.76mm thickness of clear PVB film, used for automotive laminated glass.
PFBT
0.76mm thickness of clear PVB film, used for construction laminated glass.
PFET
1.14mm thickness of clear PVB film, used for construction laminated glass.
PFDT
1.52mm thickness of clear PVB film, used for construction laminated glass.
AMINO RESIN
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. Our amino resins can be classified into different types, such as butylated urea formaldehyde resin, n-butyl etherified amino resin, and isobutylated amino resin.
POLYSULFONE
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.
Industry, engineering & laboratory
Membrance, flow meter & rods and tubes.
Water treatment
Plumbing and fitting.
Medical technology
Hemodialyzer and medical device.
PARAFORMALDEHYDE
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, urea resin, amino resin, melamine resin, coating resin, ion exchange resin, organic synthesis, etc.
product application
Synthetic resin
Used for production of synthetic resins, such as phenolic resin, urea resin, and furan resin.
Organic synthesis of pharmaceuticals
Used for the production of disinfectants and pharmaceuticals, such as vitamin.
Coating resin
Used to produce coating resins, such as melamine resin.
Adhesive
Used to produce instant/quick glue, also known as cyanoacrylate.
Agriculture
Used to produce agricultural herbicides, such as tricyclazole, tricyclic ketone, pyridone etc.
Specifications
PR92, PR91, PR88.
EPOXIDIZED SOYBEAN OIL
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 functionality as our B-22, but with low odor. It is specially developed to tailor the needs of our customers who require low odor for their PVC stabilizer/plasticizer.
PVC rubber and regular plastic
Functioning as a plasticizer.
Coating
functionating as a plastizer.
B22
Standard grade.
B22D
Lower odor grade.
B22F
Epoxidized fatty acid methyl esters.
THERMOPLASTIC POLYESTER ELASTOMER (TPEE)
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 number of excellent features and is widely used in electrical appliances, IT, and automotive industries.
Industrial spare parts
Electronics, home appliances, automobiles and other industrial parts.
TPEE fiber
TPEE fiber.
Glass fiber reinforced composite
Glass fiber reinforced composite.
Flame-retardant composite
Flame-retardant composite.
TPEE injection and extrusion series
TPEE injection and extrusion series.
PHENOLIC RESIN
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, bonding, impregnation, casting and other applications.
Decorative laminate
Used for laminates.
Thermal insulation
For thermal insulation.
Molding material
Used for the molding and modifying of engineering plastics.
Casting
Used for resin coated sand, riser sleeves, and coating.
Refractories
Raw material for fire/refractory bricks and hot plates.
Abrasive tools
For use in grinding wheels/emery cloth.
Friction material
Used in automotive brake shoes/pads.
Industrial-grade specification
PF120, PN176F, PF1120HH, PF440, PF4169, PF400, PF4292, PF268.
FLOCCULANTS
Our flocculants are specially designed for the treatment of various types of industrial wastewater, such as municipal or paper industry wastewater. When added into turbid water suspended with particles, flocculants neutralize the electric charges of polymeric particles suspended in the water and promote adsorption and bridging of these polymers. As result, rapid agglomeration and the sedimentation will occur, leading to faster separation and clarification of the wastewater, and thereby improve operating efficiency and reduce costs.
Wastewater treatment in the pulp and paper industry
Various molecular weight flocculants are available to meet customers’ needs.
P14
Viscosity: 40-70cps/25℃
P16
Viscosity: 140~350cps/25℃.
B50
Viscosity: 450~650cps/25℃.
B52
Viscosity: 650~1000cps/25℃.
B55
Viscosity: 140~350cps/25℃.
VINYL ACETATE-ETHYLENE COPOLYMER EMULSION
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 tack, good creep resistance, water/alkali-resistance, improved thickening response, and safe operation.
Adhesive (furniture and decoration)
Offers good thermal stability, excellent bonding strength, and quick setting speed.
Packaging and paper adhesive
Excellent setting speed, good maintainability, and easy processing.
Paint and coating (VAE emulsion for coating)
Low odor, low volatile organic compound (VOC), outstanding shielding power, excellent scrub resistance, and easy to adjust additives’ composition.
Paint and coating (waterproofing concrete)
Good flexibility and good water resistance.
Textile and non-woven fabric
Excellent aging resistance and is formaldehyde-free.
Construction
Good flexibility and good water resistance.
DA101, DA102, DA102H, DA103, DA107
Excellent heat and water resistance, making them suitable for adhesive.
DA104
Low glass transition temperature (Tg).
DA141, DA142, DA143
Suitable for cigarette/cigar rolling glue.
DA180L
Suitable for elastic cement.
DA371
Suitable for water-based emulsion paint.
MELAMINE RESIN ADHESIVE
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 catalyst and denaturant under strictly controlled conditions. With specially added catalyst and suitable amount of extender, the shearing strength can be improved and can be compliant with Taiwan’s CNS 1349/1350 national standards for plywood.
DRY PAPER STRENGTH RESINS
Polyacrylamide resins are suitable for near-neutral papermaking conditions. The resins can be set only with a small amount of alum complex. Dry paper strength resins can improve selected paper properties, including the bursting strength and ring crush strength.
Paper industry
Dry paper strength resins enhance bursting strength and ring crush strength for industrial paper.
D8510F
Ionic amphoteric polyacrylamide. Resin solid content: above 12.5%.
D8910
Neutral paper making amphiprotic polyacrylamide. Resin solid content: 13± 0.5%.
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