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:
Nov. 14, 1995
Filed:
Jul. 07, 1994
Applicant:
Inventors:
Matthias Gutweiler, Taunusstein, DE;
Matthis Kroggel, Kelkheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
525 58 ; 525 56 ; 525154 ; 5253288 ; 525343 ;
Abstract
A plasticized polymer molding that includes a plasticizer and polyvinyl butyral is disclosed. The polyvinyl butyral includes comonomer units carrying sulfonate groups in the main polymer chain of the polyvinyl butyral. The molding is useful as intermediate films in laminated glass sheets.