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:
May. 01, 1990
Filed:
Jul. 13, 1989
Applicant:
Inventors:
Karl-Heniz Gluzek, Alpen, DE;
Heiko Humbert, Hamburg, DE;
Assignee:
Duetshe Texaco Aktiengesellshaft, Hamburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521129 ; 528 54 ;
Abstract
New catalysts are made available for the production of polyurethane and polyepoxide resins being derivates of 2-azabicyclo[2.2.2]hept-5-enes and 2-azabicyclo[2.2.1]heptanes substituted in 2- and optionally in 3-position. Also provided is a process for preparing same by reacting cyclopentadiene with salts of strong acids of ammonia or of primary amines and aldehydes and, optionally, by subsequent catalytic hydrogenation of the reaction product.