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

Wacker SILRES BS 30 Silicone Resin

Wacker SILRES BS 30 is a solvent-based methyl-phenyl silicone resin from Wacker’s SILRES® BS series, offering excellent thermal stability, weather resistance and electrical insulation. It serves as a binder in high-performance coatings, varnishes and impregnating resins for electronics and industrial applications. Compatible with organic polymers, it enhances hardness, gloss and chemical resistance upon curing.
  • wacker silres bs 30 silicone resin_273bdad4
  • wacker silres bs 30 silicone resin_273bdad4

Features Of Wacker SILRES BS 30 Silicone Resin

  1. High thermal stability with continuous service up to 200 °C.

  2. Excellent weather resistance and UV stability for long-term outdoor performance.

  3. Good compatibility with organic resins and pigments, enabling hybrid formulation design.

  4. Low surface energy resulting in superior water repellency and anti-soiling properties.

  5. Solvent-based liquid format ensures easy handling and integration into existing coating processes.

Typical Applications Of Wacker SILRES BS 30 Silicone Resin

  1. High-performance architectural coatings for façades and concrete protection.

  2. Heat-resistant coatings for industrial equipment and exhaust systems.

  3. Water-repellent impregnation treatments for natural stone and masonry.

  4. Binders in silicone-modified acrylic or epoxy hybrid topcoats.

  5. Functional additives in fire-retardant and intumescent coating systems.

Specifications Of Wacker SILRES BS 30 Silicone Resin

Chemical TypeMethyl/phenyl silicone resin
Product FormLiquid, solvent-based (xylene/toluene blend)
AppearanceClear to slightly yellowish, low-viscosity liquid
Solids ContentApprox. 30 wt.%
Density (20 °C)Approx. 0.89–0.91 g/cm³
Viscosity (25 °C)Approx. 20–40 mPa·s (Brookfield LVT)
Flash Point (PMCC)Approx. 35–40 °C
Primary ApplicationsCoating binder, hydrophobing agent, heat-resistant modifier


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