Acrylates/T-Butylacrylamide Copolymer in cosmetics: what it is and what it does

What does Acrylates/T-Butylacrylamide Copolymer do in a product?

In a cosmetic product, Acrylates/T-Butylacrylamide Copolymer leaves a thin film on skin, hair or nails and holds a hairstyle. The EU’s CosIng database lists these jobs for it: film forming and hair fixing.

What other names and numbers does Acrylates/T-Butylacrylamide Copolymer have?

CosIng reference

54385

Which products contain Acrylates/T-Butylacrylamide Copolymer?

Open Beauty Facts finds Acrylates/T-Butylacrylamide Copolymer in the ingredient lists of 5 of the 22,021 products it has a list for.

Products with it, by country of sale: Germany 3 · Switzerland 1 · Canada 1.

Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Acrylates/T-Butylacrylamide Copolymer turns up, not how much of the market it is.

Sources

The job, the description and the EU annex entry are CosIng’s; the fragrance allergens are the EU Annex III names Bravoora’s label checker reads; the product counts are Open Beauty Facts’.

1. European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
2. Open Beauty Facts: product database, 77,506 products, read 13 October 2026, ODbL

Contains information from Open Beauty Facts, which is made available here under the Open Database License (ODbL). Read the licence · Download this dictionary’s data · How we check