Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Wacker VINNAPAS UWH Vinyl Chloride Copolymer Resin

Wacker VINNAPAS UWH is a vinyl chloride–vinyl acetate copolymer resin offering excellent adhesion, flexibility, and water resistance. Designed for high-performance industrial coatings, sealants, and construction adhesives, it delivers superior film formation and chemical stability. The UWH series ensures consistent rheology and low VOC content, meeting stringent environmental standards. Ideal for demanding applications requiring durability and ease of formulation.
  • wacker vinnapas uwh vinyl chloride copolymer resin_9c0395c4
  • wacker vinnapas uwh vinyl chloride copolymer resin_9c0395c4

Features Of Wacker VINNAPAS UWH Vinyl Chloride Copolymer Resin

  1. Excellent water resistance and low water vapor permeability for durable protective performance.

  2. Good adhesion to diverse substrates including concrete, metal, and aged coatings without primer.

  3. High chemical resistance against dilute acids, alkalis, and salt solutions in aggressive environments.

  4. Outstanding film-forming capability with balanced flexibility and hardness after drying.

  5. Low VOC content, supporting compliance with stringent environmental and occupational health regulations.

Typical Applications Of Wacker VINNAPAS UWH Vinyl Chloride Copolymer Resin

  1. Waterproofing membranes for roofing, balconies, and terraces.

  2. Protective coatings for industrial concrete floors and wastewater treatment infrastructure.

  3. Corrosion-resistant linings for storage tanks and chemical containment structures.

  4. High-performance render binders in exterior insulation and finish systems (EIFS).

Specifications Of Wacker VINNAPAS UWH Vinyl Chloride Copolymer Resin

Chemical TypeVinyl chloride–vinyl acetate copolymer
Product FormAqueous dispersion
AppearanceWhite to slightly yellowish, homogeneous liquid
Non-Volatile Content (wt %)53–55%
pH Value (at 20 °C)3.5–5.0
Minimum Film-Forming Temperature (MFFT)≈ 12 °C
Viscosity (Brookfield RVT, spindle 3, 20 rpm, 20 °C)500–1500 mPa·s
Primary ApplicationsWaterproofing, protective coatings, corrosion-resistant linings


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