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

WACKER SIPELL RE 63 F Silicone Emulsion

WACKER SIPELL RE 63 F is a high-performance anionic silicone emulsion from WACKER’s SIPELL RE 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 garment washing, padding, and exhaust processes across apparel and home textiles industries.
  • wacker sipell re 63 f silicone emulsion_13fb9b90
  • wacker sipell re 63 f silicone emulsion_13fb9b90

Features Of WACKER SIPELL RE 63 F Silicone Emulsion

  1. Highly stable anionic silicone emulsion with excellent shelf life under standard storage conditions.

  2. Provides superior lubricity and softness on textile and nonwoven substrates without impairing breathability.

  3. Compatible with common auxiliaries including wetting agents, thickeners, and dye systems used in textile finishing.

  4. Low foaming profile suitable for high-speed padding, exhaust, and spray application processes.

  5. Designed for low-yellowing performance, supporting lightfastness and color stability in finished goods.

Typical Applications Of WACKER SIPELL RE 63 F Silicone Emulsion

  1. Softening and hydrophobic finishing of cotton, polyester-cotton blends, and synthetic fabrics.

  2. Surface treatment of technical textiles including filtration media, geotextiles, and protective workwear.

  3. Functional finishing of nonwovens for hygiene products (e.g., baby wipes, feminine care materials).

  4. Enhancing slip and handle in paper coating and converting applications.

  5. Component in formulations for leather retanning and surface conditioning agents.

Specifications Of WACKER SIPELL RE 63 F Silicone Emulsion

Chemical TypeAnionic polydimethylsiloxane (PDMS) emulsion
Product FormAqueous emulsion
AppearanceOpaque white to slightly bluish liquid
pH (1% aqueous solution)5.0 – 6.5
Solids Content62 – 64 wt.%
Viscosity (25 °C, Brookfield LVT, Spindle 3, 12 rpm)500 – 1,500 mPa·s
Particle Size (D50)Approx. 0.15 – 0.25 µm
Storage Stability (unopened, 5–30 °C)≥ 6 months


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