Dimethicone (and) Trimethylsiloxysilicate

Chemical Formula:

(C₂H₆OSi)n, (C₃H₁₀OSi)n

CAS Number:

63148-62-9, 73138-45-1

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Dimethicone (and) Trimethylsiloxysilicate

Chemical Formula:

(C₂H₆OSi)n, (C₃H₁₀OSi)n

CAS Number:

63148-62-9, 73138-45-1

This blend combines the smooth, emollient properties of Dimethicone with the strong film-forming capabilities of Trimethylsiloxysilicate. It is ideal for long-lasting, water-resistant applications in skincare, color cosmetics, and hair products.

Characteristics

Molar Weight

Dimethicone: Variable (10,000–100,000+ g/mol); Trimethylsiloxysilicate: Variable

Solubility

Insoluble in water; soluble in hydrocarbons and esters

Density

~0.96–1.02 g/cm³

Forms

Clear to slightly hazy viscous liquid

Odor

Odorless or faint silicone-like scent

USES AND APPLICATIONS

Key applications

Long-wear makeup
Waterproof sunscreens
Anti-frizz serums
Foundations
Skin protectants
Barrier creams

Industries

Cosmetics
Skincare
Hair Care
Personal Care

Synonyms

Silicone Film Former, Dimethicone Resin Blend, Non-Volatile Silicone Blend

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