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:
Nov. 06, 1990
Filed:
Jun. 14, 1989
Applicant:
Inventors:
Christian Burba, Herbern, DE;
Werner Mrotzek, Dortmund, DE;
Assignee:
Schering AG, Berlin and Bergkamen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C07D / ;
U.S. Cl.
CPC ...
528 94 ; 528117 ; 528361 ; 528367 ; 528407 ; 528408 ; 528365 ; 25218218 ; 25218228 ; 548341 ;
Abstract
The invention relates to substituted 3-(N-imidazolyl)propionic hydrazides, to their use as curing agents in epoxy-resin compositions, and to curable epoxy-resin compositions containing them and comprised of (a) an epoxy resin, and (b) optionally of dicyandiamide, and (c) optionally of conventionally used nitrogen-containing heterocyclic amine compounds, for the production of molded articles.