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Is Polyvinyl Isobutyl Ether vegetarian?

Polyvinyl Isobutyl Ether

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Polyvinyl Isobutyl Ether is a synthetic polymer of isobutyl alcohol with vinyl isobutyl ether, belonging to the class of polyvinyl ethers, used in cosmetics as a film-forming agent.

INCI name Polyvinyl Isobutyl Ether
CAS number 9003-44-5
CosIng ID 58932
Last reviewed 4 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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