Butyldimethicone Methacrylate/Methyl Methacrylate Crosspolymer

AKA: Silicone-acrylate crosspolymer, Film-forming polymer

Synthetic

Silicone

Not Clean

Butyldimethicone Methacrylate/Methyl Methacrylate Crosspolymer is a copolymer of butyl dimethiconemethacrylate and methyl methacrylate monomers crosslinked with ethylene glycol dimethacrylate.

Form

Liquid

State

Solid

Functions

Plasticiser

Adds flexibility

Traditional Use

Modern synthetic copolymer developed for cosmetic film-forming and long-wear applications. Designed to provide improved adhesion and durability in color cosmetics and skincare products.

EWG

CIR

Safe as used

Pregnancy

Caution

CIR Safety Findings

Not a Sensitizer

medical-approval

all-shades-safe

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Caution

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory1 listing →

🛡️Safety-assessed2 reviews →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

Verified Jun 2026

Data: CosIng · EWG · CIR