Methyl methacrylate crosspolymer
AKA “Polymethyl methacrylate, PMMA, Acrylic polymer
Synthetic
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Ingredient Facts
Methyl methacrylate crosspolymer
AKA: Polymethyl methacrylate, PMMA, Acrylic polymer
Synthetic · Film Forming | Viscosity Controlling | Skin Conditioning - Emollient | Smoothing · EWG: 2
Plant-Derived
Emollient
Occlusive
Skin Conditioner
Synthetic
Clean
Creates a flexible, protective layer on skin or hair that helps products stay in place and improves wear time without feeling heavy or sticky.
CAS #
25777-71-3
Form
Liquid
Plant-Derived
Synthetic. Derived from methyl methacrylate and other acrylic monomers within the synthetic polymer chemical family. Synthesized through free radical polymerization of methyl methacrylate with crosslinking agents to form the copolymer network.
Function
Film Forming | Viscosity Controlling | Skin Conditioning - Emollient | Smoothing
Benefits
Creates Protective Barrier
Fights Bacteria
Traditional Use
A synthetic polymer developed for industrial and cosmetic applications in the latter half of the 20th century. Used in cosmetics as a film-forming and suspending agent to improve product texture and adherence.
Skin Types
all-skin-types, gentle
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Caution
EWG Score2
CIR Safety Findings
ewg-2, medical-approval, pregnancy-nursing-safe, all-shades-safe, Not a Sensitizer
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR