POLYURETHANE-20 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYURETHANE-20

Safety grade: A

Polyurethane-20 is a synthetic polymer, which is a chain of molecules created in a laboratory. It forms a protective layer on the skin or hair when applied to cosmetic products.

This ingredient creates a flexible, water-resistant film on the skin or hair surface that helps bind other ingredients together and improves product longevity and adherence.

Graded using: COSING.

Last verified: May 26, 2026

Other Film Forming ingredients