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

Wacker SILFAR E 1049 Silicone Emulsion

Wacker SILFAR E 1049 is a high-performance anionic silicone emulsion from Wacker’s SILFAR series, designed for textile softening and hydrophobic finishing. It delivers excellent lubricity, smoothness, and durable water repellency on natural and synthetic fibers without impairing breathability or dye uptake. Stable in acidic to neutral baths, it’s widely used in exhaust and padding applications across apparel and home textiles manufacturing.
  • wacker silfar e 1049 silicone emulsion_726c1795
  • wacker silfar e 1049 silicone emulsion_726c1795

Features Of Wacker SILFAR E 1049 Silicone Emulsion

  1. Highly stable, anionic silicone emulsion with excellent shelf life and freeze-thaw resistance.

  2. Delivers superior softness, smoothness, and hydrophobicity to treated substrates.

  3. Compatible with common textile auxiliaries including anionic and nonionic agents.

  4. Enables low-temperature curing and efficient pad-dry-cure application in continuous processes.

  5. Reduces fiber friction without compromising tensile strength or breathability of fabrics.

Typical Applications Of Wacker SILFAR E 1049 Silicone Emulsion

  1. Cotton, polyester, and blended fabric finishing for apparel and home textiles.

  2. Nonwoven treatment in hygiene and medical applications requiring skin-friendly softness.

  3. Leather surface conditioning to enhance hand feel and water repellency.

  4. Technical textiles such as filtration media and geotextiles requiring durable hydrophobicity.

Specifications Of Wacker SILFAR E 1049 Silicone Emulsion

Chemical TypeAnionic polydimethylsiloxane (PDMS) emulsion
Product FormAqueous emulsion
AppearanceOpaque white to slightly bluish liquid
pH (1% aqueous solution)5.5 – 6.5
Solids Content30.0 ± 1.0 wt.%
Viscosity (25 °C, Brookfield LVT, Spindle #3, 30 rpm)100 – 400 mPa·s
Particle Size (D50)Approx. 0.15 – 0.25 µm
StabilityStable ≥6 months at 5–30 °C; no phase separation after 3 freeze-thaw cycles


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