Emollient

Polyisobutene

CAS 9003-27-4
Homopolymer of 2-methyl-1 propene
Generally Safe
This ingredient has a good safety profile based on available data.
Purpose

Function

BINDING, FILM FORMING, VISCOSITY CONTROLLING
Profile

Properties

Silicone
Silicone free
Malassezia
Safe
Fungal Acne
Safe
Details

Description

Homopolymer of 2-methyl-1 propene

Reference

Identifiers

CAS Number
9003-27-4
Category
Emollient
Updated
Apr 23, 2026