Polymethylsilsesquioxane/Ethyl Polysilicate Crosspolymer

INCI: POLYMETHYLSILSESQUIOXANE/ETHYL POLYSILICATE CROSSPOLYMER

CAS Number
Not publicly assigned (crosslinked organosilicone copolymer)
Function
Film forming; skin conditioning; texture modifier (hybrid silsesquioxane/silicate network)
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not specifically restricted; CIR polysilsesquioxane family review applicable

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Ensure residual ethanol from ethyl polysilicate is within acceptable limits; otherwise standard silicone safety profile applies.

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Concern Level: Low

Frequently Asked Questions

Is Polymethylsilsesquioxane/Ethyl Polysilicate Crosspolymer safe in cosmetics?

Ensure residual ethanol from ethyl polysilicate is within acceptable limits; otherwise standard silicone safety profile applies. The EU classifies Polymethylsilsesquioxane/Ethyl Polysilicate Crosspolymer as "permitted". Safety rating: GOOD.

Is Polymethylsilsesquioxane/Ethyl Polysilicate Crosspolymer allowed in the EU?

Polymethylsilsesquioxane/Ethyl Polysilicate Crosspolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Polymethylsilsesquioxane/Ethyl Polysilicate Crosspolymer do in cosmetics?

Polymethylsilsesquioxane/Ethyl Polysilicate Crosspolymer functions as: Film forming; skin conditioning; texture modifier (hybrid silsesquioxane/silicate network). It is classified as a cosmetic ingredient in our database. CAS number: Not publicly assigned (crosslinked organosilicone copolymer).

What is the Margin of Safety for Polymethylsilsesquioxane/Ethyl Polysilicate Crosspolymer?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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