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. 27, 2003
Filed:
Nov. 19, 2001
Applicant:
Inventors:
Ralf Mohrschladt, Schwetzingen, DE;
Volker Hildebrandt, Mannheim, DE;
Dieter Krauss, Grünstadt, DE;
Martin Leemann, Heidelberg, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 6/900 ; C08G 6/904 ; C08G 6/928 ;
U.S. Cl.
CPC ...
C08G 6/900 ; C08G 6/904 ; C08G 6/928 ;
Abstract
In a process for producing polyamides, a mixture comprising hexamethylenediamine and aminocapronitrile and obtained from the hydrogenation of adiponitrile is reacted with water and a dicarboxylic acid.