murphyLauryl Methacrylate/Glycol Dimethacrylate Crosspolymer
molecular structure · PubChem
AKA: Film-Forming Polymer
Synthetic
Occlusive
Clean
OriginDerived from lauryl methacrylate and ethylene glycol dimethacrylate monomers, both synthetic acrylate compounds. Synthesized through free radical polymerization and crosslinking of the methacrylate monomers.
Lauryl Methacrylate/Glycol Dimethacrylate Crosspolymer is a crosspolymer of lauryl methacrylate and ethylene glycol dimethacrylate monomers
CAS #
61181-29-1
Form
Liquid
State
Solid
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.
Hair Fixing
Creates Protective Barrier
Antioxidant Protection
Locks In Moisture
Reduces Inflammation
Creates protective layer
Holds hair in place
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not an Eye Irritant
1 study / 1 not irritating (CIR 583)
Not a Skin Irritant
1 study / 1 not irritating (CIR 583)
Not a Sensitizer
1 study / 1 not sensitizing (CIR 583)
Concentration Guide
Leave-on1.1–3.2%
Rinse-offNot reported
0%50%100%
CIR reported use · 2018 survey
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR