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. 08, 1997
Filed:
Mar. 25, 1996
Applicant:
Inventors:
John J D'Errico, Glastonbury, CT (US);
Mary S Krach, Longmeadow, MA (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524 91 ; 524400 ;
Abstract
Polyvinyl butyral sheet for laminated safety glass containing multivalent, preferably divalent, metal salt and a UV-stabilizing amount of a benzotriazole-based compound of the formula ##STR1## wherein R.sub.1 denotes CH.sub.3, linear or branched C.sub.5 alkyl or linear or branched C.sub.12 alkyl and R.sub.2 denotes CH.sub.3 or linear or branched C.sub.5 alkyl.