Polyoxyalkylene substituted and bridged benzotriazole derivatives

US6653484B2 · kind B2 · utility

Assignee

• Ciba Specialty Chemicals Corporation · US

Inventors

• Vien Van Toan · Lentigny, CH
• Andreas Valet · Lörrach, DE
• Pascal Hayoz · Therwil, CH

Key dates

• Filing date: Nov 8, 2001
• Grant date: Nov 25, 2003
• Expiry date: Nov 8, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S430/132
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Triazine, benzotriazole and benzophenone derivatives which are substituted or bridged with polyoxyalkylene groups, according to claim 1, and their use as UV absorbers, especially in photographic materials, in inks, including inkjet inks and printing inks, in transfer prints, in paints and varnishes, organic polymeric materials, plastics, rubber, glass, packaging materials, in sunscreens of cosmetic preparations and in skin protection compositions.