The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 13, 2010
Filed:
Jan. 23, 2006
Applicants:
Katharina Fritzsche, Weil am Rhein, DE;
Adalbert Braig, Binzen, DE;
Markus Frey, Rheinfelden, CH;
Walter Fischer, Reinach, CH;
Inventors:
Katharina Fritzsche, Weil am Rhein, DE;
Adalbert Braig, Binzen, DE;
Markus Frey, Rheinfelden, CH;
Walter Fischer, Reinach, CH;
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 15/04 (2006.01); C09K 15/32 (2006.01); C09K 15/22 (2006.01); C09K 15/00 (2006.01); C09K 15/16 (2006.01); C07D 487/00 (2006.01); C07D 249/16 (2006.01); C07D 249/20 (2006.01); C07D 403/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to novel benzotriazole UV-absorbers having a long wavelength shifted absorption spectrum with significant absorbance up to 410-420 nm. Further aspects of the invention are a process for their preparation, a UV stabilized composition containing the new UV-absorbers and the use of the new compounds as UV-light stabilizers for organic materials.