Photoprotective compositions comprising sulfonic/hydrophobic...

Details Photoprotective compositions comprising sulfonic/hydrophobic... Photoprotective compositions comprising sulfonic/hydrophobic...

2005-10-18

2005-10-18

Dodson, Shelley A. (Department: 1616)

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

C424S060000, C424S078020, C424S078080, C424S400000, C424S401000

Reexamination Certificate

active

06955803

ABSTRACT:
Photoprotective cosmetic/dermatological compositions well suited for the UV-photoprotection of human skin and/or hair, comprise (a) at least one organic UV-screening agent and (b) an SPF-improving amount of at least one amphiphilic polymerizate of at least one ethylenically unsaturated monomer which comprises a sulfonic group, whether in the free acid or in partially or totally neutralized state, and which amphiphilic polymerizate also comprises at least one hydrophobic moiety.

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