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. 08, 1982
Filed:
Feb. 05, 1981
Applicant:
Inventors:
August Lehner, Roedersheim-Gronau, DE;
Heinrich Hartmann, Limbergerhof, DE;
Guenter Heil, Ludwigshafen, DE;
Werner Lenz, Bad Durkheim, DE;
Ingolf Buethe, Mannheim, DE;
Rudolf Bachmann, Frankenthal, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
525 28 ; 20415916 ; 20415919 ; 525440 ; 525451 ;
Abstract
A process for the preparation of polymerizable, primarily linear thermoplastic polyurethane elastomers with acrylate side groups comprising reacting an organic polyisocyanate with a mixture of