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

Wacker SILRES BS 5137 Silicone Emulsion

Wacker SILRES BS 5137 is a high-performance anionic silicone emulsion from the SILRES BS series, designed for textile softening and hydrophobization. It delivers excellent lubricity, wash-fastness, and compatibility with other auxiliaries. Ideal for cotton, polyester, and blends, it ensures uniform application, low foaming, and stable emulsion behavior under varying pH and temperature conditions.
  • wacker silres bs 5137 silicone emulsion_5656c156
  • wacker silres bs 5137 silicone emulsion_5656c156

Features Of Wacker SILRES BS 5137 Silicone Emulsion

  1. Highly stable anionic silicone emulsion with excellent shelf life and freeze-thaw resistance.

  2. Provides outstanding water repellency and breathability on mineral substrates.

  3. Enables low surface tension and superior substrate wetting without foaming issues.

  4. Compatible with cementitious systems and common construction additives (e.g., redispersible powders, cellulose ethers).

  5. Non-yellowing and UV-stable—ideal for exterior-facing applications requiring long-term aesthetic integrity.

Typical Applications Of Wacker SILRES BS 5137 Silicone Emulsion

  1. Water-repellent treatment for exterior insulation and finish systems (EIFS) base coats and renders.

  2. Hydrophobization of cement-based tile adhesives and grouts.

  3. Enhancement of water resistance in dry-mix mortars for façade repair and restoration.

  4. Surface protection additive in mineral plasters and facade coatings.

  5. Performance booster in silicate paints and potassium water glass-based coatings.

Specifications Of Wacker SILRES BS 5137 Silicone Emulsion

Chemical TypeAnionic polydimethylsiloxane (PDMS) emulsion
Product FormReady-to-use aqueous emulsion
AppearanceOpaque white to slightly bluish liquid
pH (1% aqueous solution)6.0 – 7.5
Solids Content35.0 – 37.0 wt.%
Density (20 °C)~1.01 g/cm³
Viscosity (20 °C, Brookfield RVT, spindle #3, 20 rpm)50 – 200 mPa·s
Storage Stability≥ 12 months at 5–30 °C in sealed original container


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *