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Ingredient Facts
Isoprene/pentadiene copolymer
AKA: Synthetic Rubber
Ingredient · Viscosity Controlling · EWG: 4
Synthetic
Not Clean
1,3-Pentadiene, polymer with 2-methyl-1,3-butadiene
CAS #
31303-93-2
Form
Liquid
State
Solid
See origin →
Functions
Viscosity Controlling
Controls Viscosity
Traditional Use
A synthetic polymer developed in the 20th century for use in cosmetic formulations. Designed to improve product texture, adhesion, and wear properties in makeup and skincare products.