Hydrogenated Styrene/Methylstyrene/Indene Copolymer

INCI: HYDROGENATED STYRENE/METHYLSTYRENE/INDENE COPOLYMER

CAS Number
Not assigned in CosIng
Function
Film former, viscosity controlling
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” covered under CIR 2014 styrene copolymer assessment

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Residual monomer control required for styrene, ฮฑ-methylstyrene, and indene; indene has limited standalone toxicological data; primarily used in decorative cosmetics such as mascara and lip products.

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Concern Level: Moderate

Frequently Asked Questions

Is Hydrogenated Styrene/Methylstyrene/Indene Copolymer safe in cosmetics?

Residual monomer control required for styrene, ฮฑ-methylstyrene, and indene; indene has limited standalone toxicological data; primarily used in decorative cosmetics such as mascara and lip products. The EU classifies Hydrogenated Styrene/Methylstyrene/Indene Copolymer as "permitted". Safety rating: GOOD.

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

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

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

Hydrogenated Styrene/Methylstyrene/Indene Copolymer functions as: Film former, viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned in CosIng.

What is the Margin of Safety for Hydrogenated 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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