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:
Jun. 29, 2004
Filed:
Aug. 13, 2002
Applicant:
Inventors:
Kurt Stark, Burgkirchen, DE;
Thomas Kornek, Burghausen, DE;
Bernhard Glaser, Woerth, DE;
Karl-Heinz Eichel, Burghausen, DE;
Assignee:
Wacker Polymer Systems GmbH & Co. KG, Burghausen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/28 ;
U.S. Cl.
CPC ...
C08F 8/28 ;
Abstract
The invention relates to silane-modified polyvinyl acetals obtained by acetalizing partially hydrolyzed or fully hydrolyzed vinyl ester polymers having at least 50 mol % of vinyl alcohol units with one or more aldehydes, optionally in the form of their hemiacetals or their acetals, where at least one aldehyde contains hydrolyzable silane groups.