murphyAcrylates/Ceteareth-20 Methacrylate Crosspolymer
molecular structure · PubChem
AKA: Hair Conditioning Polymer, Emulsifying Agent
Plant-Derived
Occlusive
Not Clean
OriginDerived from acrylic acid, methacrylic acid, and ceteareth-20, members of the acrylate chemical family synthesized from petrochemical sources. Produced through free radical polymerization and crosslinking of acrylate monomers with ethylene glycol dimethacrylate.
Acrylates/Ceteareth-20 Methacrylate Crosspolymer is a copolymer of the ester of methacrylic acid and Ceteareth-25 and one or more monomers of acrylic acid, methacrylic acid, or one of their simple esters, crosslinked with ethylene glycol dimethacrylate.
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Viscosity Controlling
Methacrylic Acid
Or One Of Their Simple Esters
Crosslinked With Ethylene Glycol Dimethacrylate.
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.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2018
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR