Definition
Polyisobutyl Methacrylate is the homopolymer of isobutyl methacrylate
Cosmetic roles
Leaves a thin film where appliedFILM FORMING
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Reviewed by CIR: Re-evalution, Final Report: Safety Assessment of Acrylates Copolymers as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Names & identifiers
POLYISOBUTYL METHACRYLATEINCI2-Propenoic acid, 2-methyl-, 2-methylpropyl ester, homopolymerSynonym
- CAS No.chemical registry number
- 9011-15-8
- DTXSIDUS EPA chemical ID
- DTXSID301011279
Measured properties
- Appearance
- solid
- Colour
- odourless
- Flash point
- 304 ℃
- Vapour density
- 4.9
- Decomposition temperature
- 300~304 ℃
- Molecular weight
- 142.197
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 12 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Dispersing agent9
- Film former2
- Defoamer1
Source: US EPA CompTox dashboard