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:
Dec. 02, 1997
Filed:
Oct. 10, 1995
Applicant:
Inventors:
Rudolf Nastke, Rehbrucke, DE;
Gerald Rafler, Potsdam, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528245 ; 528120 ; 528230 ; 528243 ; 528254 ; 528423 ; 528493 ; 528503 ;
Abstract
The invention relates to aminoplastics, which are created by reacting comnds that contain amide groups with glutaric dialdehyde, and to a process for their preparation and to their use. The aminoplastic according to the invention is free of formaldehyde and can be hardened without difficulty by acidic catalysis or thermal processes. The aminoplastic is prepared by polycondensation of compounds that contain amide groups with glutaric dialdehyde in aqueous solution.