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. 07, 1983
Filed:
Sep. 15, 1981
Applicant:
Inventors:
Walter Herwig, Bad Soden, DE;
Kurt Erbes, Florsheim, DE;
Rudolf Decker, Bodenheim, DE;
Helga Sikora, Wiesbaden, DE;
Assignee:
KALLE, Niederlassung der Hoechst AG, Wiesbaden, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08L / ; B32B / ; C08G / ;
U.S. Cl.
CPC ...
4284237 ; 20415919 ; 4284258 ; 428480 ; 430284 ; 525 57 ; 525125 ; 525127 ; 528 75 ; 524113 ; 524233 ; 524361 ;
Abstract
A polyurethane corresponding to the formula: ##STR1## wherein Q is a divalent, mononuclear or dinuclear aromatic radial which is unsubstituted or is substituted by lower alkyl groups and which can contain, as a linking member, a lower alkylene group,