Methyl Methacrylate/Trimethoxysilylpropyl Methacrylate Crosspolymer

INCI: METHYL METHACRYLATE/TRIMETHOXYSILYLPROPYL METHACRYLATE CROSSPOLYMER

CAS Number
No specific CAS assigned (crosslinked polymer; the trimethoxysilylpropyl methacrylate monomer is CAS 2530-85-0)
Function
Film forming, surface treatment/adhesion enhancement
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Allowed - no specific prohibitions or restrictions

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Residual MMA monomer and trimethoxysilylpropyl methacrylate monomer concerns (the latter is a suspected reproductive toxicant per GHS classification and causes skin/eye irritation); however, the crosslinked polymer form at low residual monomer levels is considered safe. An organic-inorganic hybrid crosspolymer; the silane (trimethoxysilyl) groups provide enhanced adhesion to mineral surfaces (pigments, glass, metals), making it especially useful for surface treatment of cosmetic pigments and ...

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Concern Level: High

Frequently Asked Questions

Is Methyl Methacrylate/Trimethoxysilylpropyl Methacrylate Crosspolymer safe in cosmetics?

Residual MMA monomer and trimethoxysilylpropyl methacrylate monomer concerns (the latter is a suspected reproductive toxicant per GHS classification and causes skin/eye irritation); however, the crosslinked polymer form at low residual monomer levels is considered safe. An organic-inorganic hybrid crosspolymer; the silane (trimethoxysilyl) groups provide enhanced adhesion to mineral surfaces (pigments, glass, metals), making it especially useful for surface treatment of cosmetic pigments and ... The EU classifies Methyl Methacrylate/Trimethoxysilylpropyl Methacrylate Crosspolymer as "permitted". Safety rating: MODERATE.

Is Methyl Methacrylate/Trimethoxysilylpropyl Methacrylate Crosspolymer allowed in the EU?

Methyl Methacrylate/Trimethoxysilylpropyl Methacrylate Crosspolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Methyl Methacrylate/Trimethoxysilylpropyl Methacrylate Crosspolymer do in cosmetics?

Methyl Methacrylate/Trimethoxysilylpropyl Methacrylate Crosspolymer functions as: Film forming, surface treatment/adhesion enhancement. It is classified as a cosmetic ingredient in our database. CAS number: No specific CAS assigned (crosslinked polymer; the trimethoxysilylpropyl methacrylate monomer is CAS 2530-85-0).

What is the Margin of Safety for Methyl Methacrylate/Trimethoxysilylpropyl Methacrylate 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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