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

Dow DOWSIL EL-7040 Hydro Elastomer Blend

Dow DOWSIL EL-7040 Hydro Elastomer Blend is a silicone-based hydrophobic elastomeric material engineered for high-moisture environments. It delivers exceptional flexibility thermal stability and water resistance while maintaining adhesion to diverse substrates. Ideal for sealing encapsulating and protective coating applications in electronics automotive and industrial sectors.
  • dow dowsil el 7040 hydro elastomer blend_e59f9aa7
  • dow dowsil el 7040 hydro elastomer blend_e59f9aa7

Features Of Dow DOWSIL EL-7040 Hydro Elastomer Blend

  1. Hydrophobic silicone elastomer blend offering excellent water repellency and moisture resistance.

  2. Designed for easy dispersion in aqueous systems without requiring high-shear mixing or surfactants.

  3. Delivers soft, flexible, and breathable film formation on diverse substrates including textiles and nonwovens.

  4. Provides durable hydrophobicity with good wash-fastness in textile finishing applications.

  5. Non-ionic formulation ensures compatibility with a broad range of anionic, cationic, and other silicone-based additives.

Typical Applications Of Dow DOWSIL EL-7040 Hydro Elastomer Blend

  1. Water-repellent finishing for technical textiles (e.g., workwear, outdoor apparel).

  2. Moisture management coatings for sportswear and performance fabrics.

  3. Hydrophobic treatment of nonwoven materials used in hygiene and medical products.

  4. Softening and water resistance enhancement in home textile finishes (e.g., curtains, upholstery).

  5. Functional coating additive for paper and board to improve liquid resistance.

Specifications Of Dow DOWSIL EL-7040 Hydro Elastomer Blend

Chemical TypeHydrophobic silicone elastomer blend
Product FormWhite to off-white aqueous dispersion
AppearanceOpaque, milky liquid
Active ContentApprox. 30 wt% (as supplied)
pH (10% in water)5.0 – 7.0
Viscosity (Brookfield, #2 spindle, 20 rpm, 25°C)100 – 500 mPa·s
Storage Stability≥6 months at 5–30°C in unopened original container
Primary ApplicationsTextile, nonwoven, and paper hydrophobic finishing


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

Your Name *

Your Email *

Your Phone

Country

Your Message *