HEA/Sodium Acryloyldimethyltaurate/Steareth-20 Methacrylate Copolymer
molecular structure · PubChem
AKA: Acrylic copolymer, Film-forming polymer
Plant-Derived
Emulsifier
Not Clean
2-Propenoic acid, 2-hydroxyethyl ester, polymer with \a-(2-methyl-1-oxo-2-propen-1-yl)-\q-(octadecyloxy)poly(oxy- 1,2-ethanediyl) and sodium 2-methyl-2-[(1-oxo-2-propen-1-yl)amino]-1-propanesulfonate (1:1)
CAS #
1562414-82-7
Form
Powder
Functions
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Viscosity Controlling
Stabilizes Emulsion
Controls Viscosity
Keeps product blended
Controls product thickness
Traditional Use
A modern synthetic polymer developed in the late 20th century as a thickening and stabilizing agent for cosmetic formulations. It was created to improve texture and consistency in skincare and personal care products without using traditional gelling agents.
EWG
4
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR