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CAS 70900-21-9 Silicones Fluid

Silico® | FE Series Polyether-Modified Fluorosilicone Fluids

Silico® FE series are non-ionic, polyether-modified fluorosilicones with excellent chemical resistance, low surface energy, and surfactant properties. Ideal as wetting agents and surface modifiers in coatings, personal care, and industrial applications.

Product Introduction

Silico® FE series are non-ionic, polyether-modified fluorosilicone fluids that combine the unique benefits of fluorosilicones—such as exceptional chemical resistance, low surface energy, and wide thermal stability—with the surfactant properties of polyethers. These specialty copolymers exhibit excellent compatibility with organic and aqueous systems, making them ideal for applications where improved spreadability, wetting, lubricity, and low surface tension are required.

Thanks to their tailored structure, Silico® FE fluids act as highly efficient wetting agents, leveling additives, and surface modifiers in coatings, personal care, and industrial formulations. They are especially suited for applications requiring performance in harsh chemical or solvent-rich environments.

Silico® FE series are available with varying polyether content (PEG, PPG or PEG/PPG types), molecular weights, and fluorosilicone ratios to meet a wide range of formulation needs.

Technical Specifications

Property FE101 FE201 FE301
Appearance Clear to slightly hazy liquid Clear liquid
Active Content (%) 100
Viscosity @ 25°C (cSt) 300–800 800–1500 1500–2500
Surface Tension (mN/m, 0.1%) 18–22 17–21 17–20
Cloud Point (1% in water) >35°C (adjustable) >40°C >45°C
pH (1% aqueous solution) 6.0–7.0
Solubility Dispersible in water and polar solvents Soluble in alcohols
INCI Name PEG/PPG-Modified Fluorosilicone

Key Features

  • Outstanding surface tension reduction

  • Excellent chemical and solvent resistance

  • Enhanced wetting and leveling performance

  • Broad temperature and pH stability

  • Compatible with water-based and solvent-based systems

  • Ideal for high-performance formulations in personal care, coatings, and industrial applications

Applications

  • Leveling and wetting agent in automotive and industrial coatings

  • Emulsifier and spreading aid in personal care and cosmetics

  • Surface modifier in hard-surface cleaners and protectants

  • Anti-foaming and release agent in specialty chemical formulations

  • Additive for enhancing substrate adhesion in paints, inks, and adhesives

Packaging & Storage

  • Packaging: Available in 20Kg, 50Kg, and 200Kg steel drums or fluorinated drums.

  • Storage: In original unopened packaging, shelf life is one year when stored in a dry and cool place.

All technical data provided is based on current knowledge and experience. Users must test product suitability for intended applications.
No warranties are expressed or implied. Silico® assumes no liability for incidental or consequential damages.

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