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

WACKER LIOSIL FC 204 E Silicone Emulsion

WACKER LIOSIL FC 204 E is a high-performance anionic silicone emulsion from WACKER’s LIOSIL FC 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 spray applications across apparel and home textiles industries.
  • wacker liosil fc 204 e silicone emulsion_fecfeed3
  • wacker liosil fc 204 e silicone emulsion_fecfeed3

Features Of WACKER LIOSIL FC 204 E Silicone Emulsion

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

  2. Provides outstanding softness, smoothness, and hydrophobicity to treated substrates.

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

  4. Low foaming profile suitable for continuous pad-dry-cure processes in industrial finishing lines.

  5. Eco-friendly formulation compliant with ZDHC MRSL v3.1 and meets OEKO-TEX® Standard 100 Class II requirements.

Typical Applications Of WACKER LIOSIL FC 204 E Silicone Emulsion

  1. Cotton and cotton-blend fabric softening in textile wet processing.

  2. Finishing of nonwovens for hygiene and medical applications.

  3. Surface treatment of technical textiles requiring water repellency and drape enhancement.

  4. Softening agent in home textile finishing (e.g., bed linens, towels, curtains).

  5. Functional additive in paper coating formulations for improved slip and bulk.

Specifications Of WACKER LIOSIL FC 204 E Silicone Emulsion

Chemical TypeAnionic polydimethylsiloxane (PDMS) emulsion
Product FormAqueous emulsion
AppearanceOpaque white liquid, homogeneous
pH (1% aqueous solution, 25 °C)5.5 – 6.5
Solids Content (wt %)20.0 ± 1.0
Viscosity (mPa·s, Brookfield RVT, spindle #3, 20 rpm, 25 °C)50 – 200
Particle Size (D50, nm)150 – 300
Storage Stability (unopened, 5–30 °C)≥ 12 months


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