LEATHER

WATERBORNE POLYURETHANE

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Waterborne polyurethane dispersion for leather has always been a key project of Technical Control. With precise synthesis technology, we offer a series of waterborne polyurethane resin products, which can be used for base coat, middle and topcoat on leather. Base coat resins are soft, non-sticky, polishable and typically formulated with water-based acrylic emulsions. The non-ionic and cationic resins used as base coat are featured with excellent sealing effect. The middle coat resins are soft, with high strength and good embossing properties. The topcoat resins are featured with the properties of softness, abrasion resistance, dry and wet rub resistance and high strength. We supply both high-gloss and matt products to meet the needs for different types of finishes.

The products used for PU and PVC leather finishing have the properties of non-sticky, anti-adhesive, fast drying as well as excellent dry and wet rub resistance. They can be used in the process techniques of roll coating, scrape coating, gravure printing and spray etc.

Advantages

  • Low VOC;
  • Dry and wet rub resistance;
  • Excellent anti-adhesive property;

 

Product

Product Code Chemical Type Ionicity Co-solvent Solvent Content(%) Solid Content(%) Viscosity
25℃ (Mpas)
Elongation at break (%) Tensile strength (MPa) Modulus 100%
(MPa)
Application
PU-101 Polyether Anionic DMM 2 30±1 <300 \ \ \ Base Coat
PU-127 Polyether Anionic DMM 2 35±1 <700 450-650 25-30 5-7 Base Coat
PU-135 Polyether Anionic \ \ 35±1 <35 600–650 38-45 6-7 Base Coat
PU-137D Polyether Anionic DMM 2 30±1 45 700 17 5 Base Coat
PU-138A Polyether Anionic DMM 4 30±1 200 650 28 7 Base Coat
PU-139D Polyether Anionic DMM 3.5 30±1 50 450 32 6 Base Coat
PU-145D Polyether Anionic DMM 4 35±1 35 600-650 27-30 5.5 Base Coat
PU-149D Polyether Anionic DMM 4 35±1 <500 550-850 30 18-30 Top Coat
PU-2321 Polyether Nonionic DMM 4 30±1 \ \ \ \ Base Coat
PU-613 Polyether Anionic DMM 5 35±1 50 600 10 15 Top Coat
PU-619D Polyether Anionic DMM 4.5 35±1 40 400-500 50-56 8-9 Top Coat,  Base Coat
PU-623A Polycarbonate Anionic Acetone ≤1 35±1 60 400 23 10 Top Coat,  Base Coat
PU-6261 Polycarbonate Anionic Acetone ≤1 35±1 100 300 25 25 Top Coat
PU-630 Polycarbonate Anionic Acetone ≤1 35±1 50 500 30 20 Top Coat
PU-639D Polyester Anionic DMM 4 35±1 100 450-550 30 20 Top Coat
PU-651 Polyether Anionic DMM 6 30±1 <50 400-600 25-30 8-12 Top Coat
PU-651C Polyether Anionic DMM 6 35±1 <50 400-600 25-30 8-12 Top Coat
PU-652 Polyester Anionic DMM 5.3 35±1 <500 500-600 34-38 5-7 Top Coat
PU-654 Polyether Anionic DMM 4 35±1 <500 550-850 30 18-30 Top Coat
PU-655 Polyester Anionic DMM 5 35±1 50 600 10 15 Top Coat
PU-816A Polyether Anionic \ \ 32±1 1000 \ 7-9 \ Top Coat
WELLPUR FF 18D Polyether Cationic DMM 5 30±1 100 \ \ \ Base Coat
Bio-PU 1052 Polyether Anionic Acetone ≤1 30±1 50 400 29 5.8 Base Coat
Bio-PU 1061 Polyether Anionic DMM 5 35±1 50 600 10 15 Top Coat

 

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