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:
Feb. 20, 1996
Filed:
Feb. 06, 1995
Applicant:
Inventors:
Fritz Engelhardt, Frankfurt am Main, DE;
Karl-Heinz Keil, Hanau, DE;
Jurgen Kuhlwein, Heusenstamm, DE;
Wilfried Schuler, Limburg, DE;
Willi Steckelberg, Hofheim/Ts., DE;
Ralf Zerrer, Alzenau, DE;
Werner Antwerpen, Schwalbach/Ts. all of, DE;
Assignee:
Hoechst Aktiengsellschaft, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 26 ; 528 25 ; 528 29 ; 528 30 ; 536404 ; 536405 ; 811564 ; 8DIG / ;
Abstract
The present invention relates to polycondensates of the general formula I ##STR1## in which X stands, at least once, for a group of the formula VII ##STR2## and, at least once, a group of the formula VIII ##STR3## and the other variables are defined as indicated in claim 1, processes for their preparation and their use.