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Aminopropyl/methyl polysilsesquioxane

Concern score

Not assessed — no hazard data yet.

Aminopropyl/methyl polysilsesquioxane in plain language

What it does

Used in cosmetics as a film former. Aminopropyl/Methyl Polysilsesquioxane is the product obtained by the hydrolysis and condensation of Aminopropyl Triethoxysilane and Methyltriethoxysilane.

  • Film forming
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

What we know about this ingredient

Canonical ingredient record built from 1 public-source records.

Regulation

No restrictions found. Aminopropyl/methyl polysilsesquioxane appears in these published regulatory listings.

  • EUCosIngActiveAminopropyl/Methyl Polysilsesquioxane is the product obtained by the hydrolysis and condensation of Aminopropyl Triethoxysilane and Methyltriethoxysilane.
    • Aminopropyl/Methyl Polysilsesquioxane is the product obtained by the hydrolysis and condensation of Aminopropyl Triethoxysilane and Methyltriethoxysilane.Source →

Expert safety opinions

No expert opinion on file for Aminopropyl/methyl polysilsesquioxane. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Aminopropyl/methyl polysilsesquioxane yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

1 data source

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.