Styrene/Methylstyrene/Indene Copolymer

INCI: STYRENE/METHYLSTYRENE/INDENE COPOLYMER

CAS Number
149613-90-1
Function
Film forming, opacifying
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted; included in CIR 2014 styrene copolymer safety assessment โ€” 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 styrene monomer is fat-soluble and can penetrate skin with neurotoxic effects at sufficient exposure; indene monomer toxicity data limited

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Concern Level: Moderate

Frequently Asked Questions

Is Styrene/Methylstyrene/Indene Copolymer safe in cosmetics?

Residual styrene monomer is fat-soluble and can penetrate skin with neurotoxic effects at sufficient exposure; indene monomer toxicity data limited The EU classifies Styrene/Methylstyrene/Indene Copolymer as "permitted". Safety rating: GOOD.

Is Styrene/Methylstyrene/Indene Copolymer allowed in the EU?

Styrene/Methylstyrene/Indene Copolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Styrene/Methylstyrene/Indene Copolymer do in cosmetics?

Styrene/Methylstyrene/Indene Copolymer functions as: Film forming, opacifying. It is classified as a cosmetic ingredient in our database. CAS number: 149613-90-1.

What is the Margin of Safety for Styrene/Methylstyrene/Indene Copolymer?

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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Is Styrene/Methylstyrene/Indene Copolymer in Your Products?

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