Polypropyl Methacrylate

INCI: POLYPROPYL METHACRYLATE

CAS Number
25274-48-4 (poly[propyl methacrylate])
Function
Film forming; texture/sensory modifier
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR Expert Panel concluded 126 acrylates copolymers (including this class) safe as used

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Residual monomer content is the primary concern. Methacrylic acid/propyl methacrylate monomers are skin sensitizers. Ensure supplier CoA confirms residual monomer below CIR-recommended thresholds.

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Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Polypropyl Methacrylate safe in cosmetics?

Residual monomer content is the primary concern. Methacrylic acid/propyl methacrylate monomers are skin sensitizers. Ensure supplier CoA confirms residual monomer below CIR-recommended thresholds. The EU classifies Polypropyl Methacrylate as "permitted". Safety rating: GOOD.

Is Polypropyl Methacrylate allowed in the EU?

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

What does Polypropyl Methacrylate do in cosmetics?

Polypropyl Methacrylate functions as: Film forming; texture/sensory modifier. It is classified as a cosmetic ingredient in our database. CAS number: 25274-48-4 (poly[propyl methacrylate]).

What is the Margin of Safety for Polypropyl Methacrylate?

adequate 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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