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:
Jul. 31, 1984
Filed:
Oct. 13, 1982
Applicant:
Inventors:
Edmond H Bour, Limbricht, NL;
Jean M Warnier, Urmond, NL;
Assignee:
Stamicarbon B.V., Geleen, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528336 ;
Abstract
A process for preparing a white nylon-4,6 polyamide in an non-aqueous inert polar solvent at atmospheric or only slightly above atmospheric pressure at a temperature of about 150.degree. C. to about 300.degree. C. Higher molecular weight polyamides may be obtained following after-condensation.