Cosmetic and dermatological light protection formulations with a content of asymmetrically substituted triazine derivatives and alkyl naphthalates

US6368578B1 · kind B1 · utility

Assignee

• BEIERSDORF AG · DE

Inventors

• Heinrich Gers-Barlag · Kummerfeld, DE
• Volker Wendel · Seeheim-Jugenheim, DE
• Wiebke Grundt · Kürten, DE

Key dates

• Filing date: Feb 26, 2001
• Grant date: Apr 9, 2002
• Expiry date: Feb 26, 2021

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61Q17/04
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

An active ingredient combination effective for light protection and composed of(a) one or more UV filter substances selected from the group of asymetrically substituted triazine derivatives and(b) one or more dialkyl naphthalates having the structural formula in which R1 and R2 are, independently of one another, selected from the group of branched and unbranched alkyl groups having 6 to 24 carbon atoms.