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

Momentive Silsoft EM170-A Silicone Emulsion

Momentive Silsoft EM170-A is a high-performance anionic silicone emulsion from the Silsoft® series, delivering exceptional softness, smoothness, and hydrophobicity to textiles. Widely used in fabric finishing for apparel and home textiles, it ensures excellent stability, easy handling, and compatibility with common auxiliaries. Designed for durable, non-yellowing performance with low foam and good wash-fastness.
  • momentive silsoft em170 a silicone emulsion_91dcc9fc
  • momentive silsoft em170 a silicone emulsion_91dcc9fc

Features Of Momentive Silsoft EM170-A Silicone Emulsion

  1. Nonionic, stable silicone emulsion designed for easy incorporation into aqueous systems.

  2. Provides excellent softness, smoothness, and hydrophobicity on textile and nonwoven substrates.

  3. Low foaming profile suitable for high-shear processing and continuous industrial applications.

  4. Compatible with common anionic and cationic auxiliaries in finishing formulations.

  5. Offers good washfastness and durability after curing or drying.

Typical Applications Of Momentive Silsoft EM170-A Silicone Emulsion

  1. Textile finishing for cotton, polyester, and blended fabrics to enhance hand feel and drape.

  2. Nonwovens treatment in hygiene and medical products for improved softness and barrier performance.

  3. Leather surface conditioning to impart suppleness and water repellency.

  4. Industrial coatings and paper sizing where silicone-based surface modification is required.

Specifications Of Momentive Silsoft EM170-A Silicone Emulsion

Chemical TypeDimethicone-based nonionic silicone emulsion
Product FormAqueous emulsion
AppearanceOpaque white to off-white liquid
pH (1% aqueous solution)5.5 – 7.0
Active Content30.0 ± 1.0 wt%
Viscosity (Brookfield RVT, #3 spindle, 20 rpm, 25°C)500 – 2,000 cP
Particle Size (D50)Approx. 0.2 – 0.5 µm
Freeze-Thaw StabilityStable after one cycle (–5°C for 16 h, then 25°C for 8 h)


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