Polybutyl Acrylate

INCI: POLYBUTYL ACRYLATE

CAS Number
9003-49-0
Function
Film forming, binder
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR reviewed within Acrylates Copolymers group โ€” safe as used when formulated to avoid irritation

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 (butyl acrylate) is a known sensitizer and irritant. Obtain supplier CoA confirming residual monomer levels and verify non-benzene polymerization. Formulate to avoid irritation per CIR conclusion.

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Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Polybutyl Acrylate safe in cosmetics?

Residual monomer (butyl acrylate) is a known sensitizer and irritant. Obtain supplier CoA confirming residual monomer levels and verify non-benzene polymerization. Formulate to avoid irritation per CIR conclusion. The EU classifies Polybutyl Acrylate as "permitted". Safety rating: GOOD.

Is Polybutyl Acrylate allowed in the EU?

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

What does Polybutyl Acrylate do in cosmetics?

Polybutyl Acrylate functions as: Film forming, binder. It is classified as a cosmetic ingredient in our database. CAS number: 9003-49-0.

What is the Margin of Safety for Polybutyl Acrylate?

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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