Ethylhexyl Acrylate/Styrene Copolymer

INCI: ETHYLHEXYL ACRYLATE/STYRENE COPOLYMER

CAS Number
Not assigned (copolymer; monomers: 2-ethylhexyl acrylate 103-11-7, styrene 100-42-5)
Function
Film former, viscosity increasing agent
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” CIR Expert Panel concluded styrene/vinyl-type styrene copolymers safe as used (2014)

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 2-ethylhexyl acrylate is a skin sensitizer (H317) and was carcinogenic at 21% on mouse skin; must control residual monomer levels. Styrene residuals may be of concern (possible carcinogen, IARC Group 2A).

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Concern Level: High

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Ethylhexyl Acrylate/Styrene Copolymer safe in cosmetics?

Residual monomer 2-ethylhexyl acrylate is a skin sensitizer (H317) and was carcinogenic at 21% on mouse skin; must control residual monomer levels. Styrene residuals may be of concern (possible carcinogen, IARC Group 2A). The EU classifies Ethylhexyl Acrylate/Styrene Copolymer as "permitted". Safety rating: GOOD.

Is Ethylhexyl Acrylate/Styrene Copolymer allowed in the EU?

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

What does Ethylhexyl Acrylate/Styrene Copolymer do in cosmetics?

Ethylhexyl Acrylate/Styrene Copolymer functions as: Film former, viscosity increasing agent. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (copolymer; monomers: 2-ethylhexyl acrylate 103-11-7, styrene 100-42-5).

What is the Margin of Safety for Ethylhexyl Acrylate/Styrene 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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