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

Dow DOWSIL 1-2620 Silicone Dispersion

Dow DOWSIL 1-2620 Silicone Dispersion is a water-based, anionic emulsion of polydimethylsiloxane designed for textile softening and hydrophobic finishing. It delivers excellent lubricity, smoothness, and durable water repellency without compromising breathability or dye compatibility. Widely used in woven/knit fabric treatment, it ensures stable dispersion, easy handling, and low foaming. Compatible with common auxiliaries and suitable for pad-dry-cure processes.
  • dow dowsil 1 2620 silicone dispersion_8fcaaefb
  • dow dowsil 1 2620 silicone dispersion_8fcaaefb

Features Of Dow DOWSIL 1-2620 Silicone Dispersion

  1. High-solids, anionic silicone emulsion offering excellent compatibility with water-based systems.

  2. Delivers outstanding lubricity, softness, and hydrophobicity on treated substrates.

  3. Stable across a broad pH range (pH 5–9), supporting formulation flexibility in coatings and inks.

  4. Low foaming profile, minimizing processing issues in high-shear industrial applications.

  5. Enables durable surface modification without compromising adhesion of subsequent layers.

Typical Applications Of Dow DOWSIL 1-2620 Silicone Dispersion

  1. Water-based architectural and industrial coatings for enhanced slip and mar resistance.

  2. Flexographic and gravure printing inks to improve substrate wetting and ink transfer.

  3. Paper and board coatings for improved release performance and surface smoothness.

  4. Textile finishing formulations targeting durable soft handle and moisture management.

  5. Adhesive and sealant modifiers to reduce surface energy and enhance substrate compatibility.

Specifications Of Dow DOWSIL 1-2620 Silicone Dispersion

Chemical TypeDimethyl silicone polymer emulsion
Product FormOpaque white liquid dispersion
AppearanceHomogeneous, low-viscosity liquid
Active Content25–27 wt% silicone solids
pH (10% aqueous solution)6.5–7.5
Density (25 °C)Approx. 0.98–1.02 g/cm³
Particle Size (D50)0.1–0.3 µm
Primary ApplicationsCoatings, inks, paper, textiles, adhesives


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