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

Wacker VINNAPAS EP 6420 VAE Emulsion

Wacker VINNAPAS EP 6420 VAE Emulsion is a vinyl acetate-ethylene copolymer dispersion designed for high-performance tile adhesives and cementitious renders. It delivers excellent open time, adhesion to low-absorbency substrates, and enhanced flexibility with superior water resistance and freeze-thaw stability—ideal for demanding construction applications.
  • wacker vinnapas ep 6420 vae emulsion_9474de32
  • wacker vinnapas ep 6420 vae emulsion_9474de32

Features Of Wacker VINNAPAS EP 6420 VAE Emulsion

  1. High-performance vinyl acetate-ethylene (VAE) copolymer emulsion with excellent flexibility and adhesion.

  2. Low minimum film formation temperature (MFFT) enabling good film formation at ambient conditions.

  3. Outstanding water resistance and alkali stability for durable performance in demanding formulations.

  4. Low VOC content, compliant with stringent environmental and regulatory requirements.

  5. Optimized rheology for easy incorporation and stable dispersion in aqueous systems.

Typical Applications Of Wacker VINNAPAS EP 6420 VAE Emulsion

  1. Tile adhesives and cementitious thin-set mortars.

  2. Exterior insulation finishing systems (EIFS) base coats and renders.

  3. Repair mortars and polymer-modified grouts.

  4. Flexible waterproofing membranes and coatings.

  5. Self-leveling underlayments and floor screeds.

Specifications Of Wacker VINNAPAS EP 6420 VAE Emulsion

Chemical TypeVAE (Vinyl Acetate-Ethylene) Copolymer Emulsion
Product FormAqueous dispersion
AppearanceWhite to slightly yellow, milky liquid
Solids Content60.0 ± 0.5 wt%
pH (at 20 °C)4.5 – 5.5
Viscosity (mPa·s, Brookfield RVT, spindle 3, 20 rpm)150 – 400
Minimum Film Formation Temperature (MFFT)≈ 5 °C
Residual Vinyl Acetate Monomer (VAM)< 100 ppm


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