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:
Jan. 25, 2005
Filed:
Apr. 02, 2001
Mervin G. Wood, Poughquag, NY (US);
Jacqueline Lau, Jericho, NY (US);
Ramanathan Ravichandran, Suffern, NY (US);
Andrea R. Smith, Wingdale, NY (US);
Joseph Suhadolnik, Yorktown Heights, NY (US);
Peter Solera, Suffern, NY (US);
Joseph S. Puglisi, Ossining, NY (US);
Carmen Hendricks-guy, White Plains, NY (US);
Stephen D. Pastor, Danbury, CT (US);
Luther A. R. Hall, Woodcliff Lake, NJ (US);
Mervin G. Wood, Poughquag, NY (US);
Jacqueline Lau, Jericho, NY (US);
Ramanathan Ravichandran, Suffern, NY (US);
Andrea R. Smith, Wingdale, NY (US);
Joseph Suhadolnik, Yorktown Heights, NY (US);
Peter Solera, Suffern, NY (US);
Joseph S. Puglisi, Ossining, NY (US);
Carmen Hendricks-Guy, White Plains, NY (US);
Stephen D. Pastor, Danbury, CT (US);
Luther A. R. Hall, Woodcliff Lake, NJ (US);
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
Compounds which have a benzotriazole and a hindered amine moiety in the same molecule are typified by the formula Awherein at least one of G, Ror Rcontains a hindered amine moiety are extremely effective light stabilizers having both the UV absorbing activity of a benzotriazole and the light stabilizing efficacy of a hindered amine in the same molecule. These compounds are effective stabilizers for thermoset resin compositions, thermoplastic resin compositions, for photographic applications, for pigmented or dyed polypropylene, polyamide or polyester fibers, and for white, dyed, dipped, unscented and/or scented candle wax against discoloration and fading when incorporated therein alone or in combination with an antioxidant.