OPULYN™ 301 

INCI Name:

Styrene/Acrylates Copolymer (and) Aqua

OPULYN™ 301 is an anionic styrene/acrylic copolymer supplied at 40% solids. OPULYN™ 301 is a highly versatile opacifier for anionic surfactant-based systems. It is best suited for formulations with slightly acid to moderate pH range, containing up to moderate levels of inorganic electrolytes, such as, mild shower gels and shampoos and fatty-acid based liquid hand soaps.




Dow Consumer & Industrial Solutions is a major developer and manufacturer of ingredients used in Personal Care and Cosmetics. Its ACUDYNE™ hair fixative resins deliver exceptional hold and humidity resistance without flaking. Dow's METHOCEL™ water soluble cellulose (methylcellulose and hyroxypropyl methylcellulose) ethers are excellent thickeners, binders, film-formers, and water-retainers.

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Dow Home, Institutional and Personal Care Solutions

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The information presented here was acquired by UL from the producer of the material.  UL makes substantial efforts to assure the accuracy of this data.  However, UL assumes no responsibility for the data values and strongly encourages that upon final material selection data points are validated with the material supplier.

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CAS Name (Number) & Document Compliance
2-Propenoic acid, 2-methyl-, methyl ester, polymer with ethenylbenzene (25034-86-0) Login
2-Propenoic acid, 2-methyl-, polymer with ethenylbenzene (9010-92-8) Login
Acrylic acid-styrene polymer (25085-34-1) Login
Water (7732-18-5) Login
Please Note: information is updated quarterly. Please check with the regulating body for the most updated information.