• Hot sale Castable Polyurethane prepolymer Polyol MDI System
    Castable Polyurethane prepolymer Polyol MDI System
    Description Polyurethane prepolymer polyol MDI system Key features No irritating odor. Products have good toughness and elasticity. Excellent abrasion resistance and water resistance. Typical properties polyol MDI system P-MDI--100 P-MDI -101 P-MDI -102 P-MDI -103 P-MDI -104 P-MDI -105 Prepolymer Appearance (25℃) Waxy solid Waxy solid Waxy solid Waxy solid Waxy solid Waxy solid NCO Content(%) 5.5~6.5 6.6~7.2 7.5~8.5 5.0~6.0 6.0~6.8 7.2~8.0 Using Mixture Ratio (PHR) 5.6~6.6 6.7~7.3 7.6~8.6 5.1~6.1 6.1~6.9 7.3~8.1  Life in the Reaction Kettle (75~78℃/min) 8~10 5~7 5~7 8~10 5~7 5~7 Physical properties of finished products Hardness (Shore A) 60±5 85±5 95±5 60±5 85±5 95±5 Tensile Strength (MPa) 51.3 55.3 57.2 41.7 45.5 52.8 Tearing Strength (kN/m) 78.4 135.0 135.7 70.6 123.2 127.5 Elongation at Break (%) 516 520 498 461 577 558 Akron Abrasion (cm3/1.61km) 0.08 0.05 0.03 0.08 0.05 0.03 Application Mainly used in the production of polyurethane elastomer products with the corresponding requirements, such as a variety of industrial components, roller, rubber roller, rubber, oil seal, cushion material, plate, etc.. Usage method Can be used for manual operation, more suitable for the operation of the casting machine, chain extender are BDO and TMP, etc. Attention The prepolymer should be stored at low temperature and dry place, avoid the moisture and moisture when used After the opening of the prepolymer should be used up as soon as possible, if not exhausted with nitrogen seal. The storage period of unopened prepolymer is three months. If you want to add color paste or other materials, keep the water content below 0.1%, and consider the compatibility of additives.
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  • liquid Polyurethane elastomer
    Polyurethane prepolymer NDI, PPDI System
      Description Polyurethane prepolymer NDI, PPDI system Key features The utility model has the advantages of high dynamic mechanical property, especially heat resistance, and can work in the environment of 120 DEG C for a long time. Typical properties NDI、PPDI system NP-240 NP-245 Prepolymer Appearance (25℃) Waxy solid Waxy solid NCO Content (%) 3.6~4.2 3.6~4.2 Using Mixture Ratio (PHR) 3.7~4.3 3.7~4.3 Life in the Reaction Kettle 3~5 3~5 Physical Properties of Finished Products Hardness (Shore A) 90±5 90±5 Tensile Strength (MPa) 53.5 57.1 Tearing Strength (kN/m) 129.5 131.7 Elongation at Break (%) 523 551 Akron Abrasion (cm3/1.61km) 0.01 0.01 Application -The utility model is mainly used for producing products with the characteristics of heat resistance, high abrasion resistance, high bearing capacity, low internal heat generation, etc. Usage method -Can be used for manual operation, more suitable for the operation of the casting machine, chain extender is BDO or HQEE, etc. Attention The prepolymer should be stored at low temperature and dry place, avoid the moisture and moisture when used After the opening of the prepolymer should be used up as soon as possible, if not exhausted with nitrogen seal. The storage period of unopened prepolymer is three months. If you want to add color paste or other materials, keep the water content below 0.1%, and consider the compatibility of additives.
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  • Castable Polyurethane prepolymer
    Castable Polyurethane prepolymer IPDI System
    Description Polyurethane prepolymer IPDI system Key features Good transparency Excellent UV resistance Low viscosity at room temperature With adjustable curing time. Typical properties IPDIsystem IPDI-230 IPDI-231 IPDI-232 Prepolymer Appearance (25℃) Colorless Transparent Liquid Colorless Transparent Liquid Colorless Transparent Liquid NCO Content(%) 400±100 400±100 400±100 Using Mixture Ratio (PHR) 100:100 100:100 100:100 Life in the Reaction Kettle 180~480 180~480 180~480 Stripping Time(90-100℃/min) 3~5 3~5 3~5 Physical Properties of Finished Products Hardness (Shore A) 65±5 85±5 70±5D Tensile Strength (MPa) 15.2 17.0 22.3 Tearing Strength (kN/m) 10 19 25 Elongation at Break(%) 170 130 110   Application -The utility model is mainly used for the production of products which are not required to be changed, such as a lens, an instrument panel, and can also be used for dripping glue, making nameplate, labels, etc. Usage method -The utility model can be used for manual operation, and is more suitable for gluing machine and pouring machine. Attention The prepolymer should be stored at low temperature and dry place, avoid the moisture and moisture when used After the opening of the prepolymer should be used up as soon as possible, if not exhausted with nitrogen seal. The storage period of unopened prepolymer is three months. If you want to add color paste or other materials, keep the water content below 0.1%, and consider the compatibility of additives. The prepolymer should be stored at low temperature and dry place, not long time at higher temperatures (more than 75 degrees Celsius) heating.
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  • Water based pressure sensitive adhesive
    Water based primer for PET films SA-235
    SA-235 is a primer specially designed for PET films. It can improve the adhesive force between glue with PET. Improve the glue coating property on PET film with excellent water resistant.
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  • Water based laminating adhesive
    Water based dry laminating adhesive SA-228
    Water based laminating adhesive for paper and BOPP. It adapts to dry lamination quick drying (tunnel drying). Eco-friendly, non-toxic and excellent comprehensive performance. It can replace solvent based laminating adhesive.
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  • Water based acrylic adhesive
    Water based pressure-sensitive adhesive for BOPP tapes SA-227
    Water based acrylic adhesive is designed for BOPP tapes. Good leveling, excellent holding power and high peel strength. It is suitable for kinds of adhesive/glue tapes.
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  • Water based acrylic adhesive
    Water based acrylic adhesive for aluminum foil SA-226
    Water based acrylic adhesive is designed for aluminum foil. High adhesive force, good flowability and low temperature resistant. It is suitable for aluminum foil laminating various type of film (Paper, BOPP and PET etc.).
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  • Tetramethylammonium hydroxide aqueous
    Tetramethylammonium hydroxide aqueous TMAH-25
    Typical Properties CAS No. 75-59-2/10424-65-4 Chemical formula (CH3)4NOH·5H2O Appearance Colorless transparent liquid Specific Gravity @ 20℃ 1.021 Item Unit Min Max Assay % 24.90 25.10 Color Hazen   5 CO32-     (Carbonate) ppm   100 Cl-       ( Chloride ) ppm   0.1 CH3OH (Methanol) ppm   40 Li (Lithium) ppb   5 Na (Sodium) ppb   10 Mg (Magnesium) ppb   5 Al (Aluminum) ppb   10 K (Potassium) ppb   10 Ca (Calcium) ppb   10 Cr (Chromium) ppb   5 Mn (Manganese) ppb   5 Fe (Iron) ppb   5 Ni (Nickel) ppb   5 Co (Cobalt) ppb   5 Cu (Copper) ppb   5 Zn (Zinc) ppb   5 Mo (Molybdenum) ppb   5 Cd (Cadmium) ppb   5 Pb (Lead) ppb   5 Ag (Silver) ppb   5 Particle >0.5um Ea/ml   100 APPLICATION l  The catalyst of dimethyl silicone oil, benzyl methyl silicon oil, organic silicon diffusion pump oil, solvent-free silicon molding plastics, silicon rubber for organic silicone resin. l  Ash-free alkali for precipitating lots of metal elements. l  Brightener cleaner and touch cutting agent for computer silicon wafer surface during the production of silicon wafer. l  Widely used in electronic industry, especially as positive resister developer, silicon wafer wet etchant and super clean solution for CMP process. Also used in the manufacture of integrated circuits, liquid crystal displays, printed circuit boards, capacitors, sensors, and many other electronic components. Storage and Handling l  Available in 25 kg/barrel l  Store products in tightly closed original containers at 5-40℃ l  Shelf life: 12 months from delivery date l  According to non-dangerous goods transport
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  • Water based polyurethane card adhesive
    Water based polyurethane card adhesive PU-840
    Water based card adhesive is VOC free and formaldehyde free, it is designed for PVC firm for card industry
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  • Water based polyurethane
    Water based polyurethane composite adhesive PU-835
    Water based composite adhesive is non-toxic, VOC free and formaldehyde free, it is designed for PVC, PP, sponge, paper, cloth, can be also used for high grade composite fabric, car interior decoration, bags, paper bags, etc.
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  • Water based vacuum suction plastic adhesive
    Water based vacuum suction plastic adhesive PU-830
    Water based vacuum suction plastic adhesive is eco-friendly, VOC free and formaldehyde free, it is designed for PVC, other soft materials and MDF, particleboard, wood, paint free doors, cabinets, speakers board, computer tables, etc.
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  • Water based polyurethane flocking adhesive
    Water based polyurethane flocking adhesive PU-825
    Description Water based polyurethane electrostatic flocking adhesive is designed for rubber, PVC, PU, shoes materials etc. It is VOC free and formaldehyde free Type Water based polyurethane dispersion (PE/PU) Key features VOC and formaldehyde-free Stable, good water resistance Non-toxic, non-irritating, easy to clean Excellent dry and wet wipe resistance performance Excellent adhesion, can heat resistant at 90℃ after add curing agent Typical properties Appearance: White and bluish liquid Ph: 7.0-8.0 Solid content: 40±1% Charge: Anionic Viscosity (25℃): 100-500cP Softening point: 50-55℃ Density: 1.05±0.2 Notice Recommend: If want improve the performance, add 5% curing agent, then stir uniformly Application way: Spray, roller, brush screen printing etc. Open time within 4 minutes, if more than this time, may reduce the flocking fastness Don’t mix with other different properties of adhesives Application -Electrostatic flocking adhesive for rubber, PVC, PU, shoes materials etc. Storage and handling Available in 200 kg/ barrel or 25 kg/ barrel Store products in tightly closed original containers at 6-35℃, avoid low and high temperature Shelf life: 6-9 months from delivery date According to non-dangerous goods transport
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