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US 6,280,712 B1Granted
Sun screen agents
AssigneeCognis Deutschland GmbH & Co. KG
InventorsAchim Ansmann, Helga Gondek, Rolf Kawa, Holger Tesmann
Life of this patent
Estimating the term…
Abstract
A process for enhancing the effectiveness of a sunscreen lotion containing at least one ultraviolet filter involving solubilizing/dispersing the ultraviolet filter in a dialkyl/alkenyl carbonate.
Claims10
A process for enhancing the effectiveness of a sunscreen lotion containing at least one ultraviolet filter comprising solubilizing/dispersing the ultraviolet filter in a dialkyl/alkenyl carbonate.
A process for making a sunscreen composition comprising:
- (a) providing at least one ultraviolet filter;
- (b) providing a dialkyl/alkenyl carbonate dispersant/solubilizer;
- and
- (c) mixing the ultraviolet filter and the dialkyl/alkenyl carbonate.
1 more element
Dependencies are inferred from the claim text.