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:
Dec. 05, 1978
Filed:
May. 09, 1977
Applicant:
Inventors:
David A Fabel, Springfield, MA (US);
James A Snelgrove, Monson, MA (US);
Robert H Fariss, Northampton, MA (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428412 ; 428437 ;
Abstract
A laminate comprising a sheet of the polycarbonate or polyacrylate resin in face-to-face contact with a sheet of polyvinyl butyral plasticized with an effective amount of a plasticizer which is at least a partial ester formed by reaction of an alcohol having from 2 to 4 hydroxyl groups and a C.sub.16 -C.sub.20 unsaturated fatty acid having a hydroxyl group attached to the acid molecule.