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Acrylates/Ammonium Methacrylate Copolymer
AKA “Ammonium Methacrylate Acrylates Copolymer, Film Forming Polymer”
Ingredient
Ingredient Facts
Acrylates/ammonium methacrylate copolymer
AKA: Ammonium Methacrylate Acrylates Copolymer, Film Forming Polymer
Ingredient · Film Forming · EWG: 2
Synthetic
Occlusive
Clean
Ammonium butenoate, polymer with propenoic acid, butenoic acid, and/or alkyl propenoates
Form
Liquid
State
Solid
See origin →
Functions
Antistatic
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Reduces Static
Creates Protective Barrier
Creates protective layer
Reduces flyaways
Traditional Use
A synthetic polymer developed for cosmetic use. Functions as a thickening and stabilizing agent in modern skincare and haircare formulations.
Skin Types
●all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-2
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR