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:
Aug. 06, 1985
Filed:
Jan. 31, 1984
Applicant:
Inventors:
Hans D Hermann, Bad Soden am Taunus, DE;
Klaus Fabian, Kriftel, DE;
Joachim Ebigt, Frankfurt am Main, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
428437 ; 524157 ; 524394 ; 524503 ; 525 56 ; 525 61 ;
Abstract
The reduction of the adhesion to glass of thermoplastic polyvinylbutyral molding compositions, in particular films, which contain plasticizer and in which the polyvinylbutyral component has an increased content of vinyl alcohol units, by addition of a combination of potassium hydroxide, potassium formate or potassium acetate and a compound having a betaine structure, as the anti-adhesive agent. Use of the films with reduced adhesion to glass as the bonding layer for the production of glass laminates.