Durable Water Repellent (DWR) Solutions from Dow

Durable Water Repellent (DWR) Solutions for High Performance Textiles

Dow’s proven silicone technologies deliver dependable, long-lasting water repellency for a wide range of textile applications. Whether you’re developing performance outerwear, activewear, winter garments, or technical fabrics, DOWSIL™ IE 8749 Emulsion and DOWSIL™ IE 9100 Emulsion are engineered to elevate durable water-repellent (DWR) performance.

DOWSIL™ IE9100 Emulsion

• Outstanding water repellency
  Delivers excellent performance in the demanding Bundesmann rain test and solid results in the AATCC-22 spray test.
• Resilient through repeated washing
  Maintains repellent performance for more than 20 wash-and-dry cycles and up to 150 wash/dry cycles.
• Supports breathability
  Allows fabrics and membranes to remain comfortable by enabling effective moisture vapor movement.
• Colour and stain protection
  Helps guard against common water-based stains while keeping colours bright.
• Bio-based formulation
  Certified as 81% biobased by the USDA, supporting sustainability goals.
• Highly adaptable
  Compatible with a wide range of fibre types—natural, synthetic, or blended.
• Strong adhesion properties
  Provides reliable performance for tape bonding and printed graphics.
• Production-friendly
   Easily incorporated into standard finishing processes and customizable due to its high solids content.

DOWSIL™ IE‑8749 Emulsion

• High-level water repellency
  Demonstrates strong performance according to established industry standards such as Bundesmann testing.
• Durable through laundering
  Retains its repellency after 20+ wash/dry cycles.
• Enhanced scratch resistance
  Minimizes chalk marks to keep fabrics looking clean and smooth.
• Adjustable hand-feel
  Offers the ability to fine-tune the tactile quality of fabrics—from soft to firm.
• Maintains breathability
  Supports moisture movement to preserve wearer comfort.
• Broad fabric compatibility
  Effective on natural, synthetic, and blended fibre constructions.
• Straightforward processing
  Works seamlessly with typical textile finishing setups and can be tailored as needed.
• Reduced seam slippage
  Delivers improved performance compared to other silicone-based finishes.

Ready to enhance your textile finishing capabilities?