Cosmetic Ingredient

Acrylates/T-Butylacrylamide Copolymer

INCI: ACRYLATES/T-BUTYLACRYLAMIDE COPOLYMER
CAS Not uniquely assigned
Film forming, hair fixing (used up to 7% in aerosol hair sprays)
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Film forming, hair fixing (used up to 7% in aerosol hair sprays)

Purpose

Function

Film forming, hair fixing (used up to 7% in aerosol hair sprays)
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
GOOD
US
Permitted
Absorptionnegligible
Sensitizationlow
MoSadequate
ConcernModerate
Verdict

Acrylates/T-Butylacrylamide Copolymer is permitted for use with strict control of residual acrylamide monomer (≤5 ppm) due to neurotoxic and suspected carcinogenic properties of the monomer; inhalation exposure in spray applications requires adherence to GMP controls.

US Note

Reviewed under CIR acrylamide/acrylate copolymers assessment (2021/2022) — concluded safe in present practices of use; residual acrylamide monomer must not exceed 5 ppm

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

CAS Number
Not uniquely assigned
INCI
ACRYLATES/T-BUTYLACRYLAMIDE COPOLYMER
Category
Cosmetic Ingredient
Updated
Apr 2, 2026