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. 25, 1993
Filed:
Feb. 25, 1992
Applicant:
Inventors:
Robert J Perry, Pittsford, NY (US);
S Richard Turner, Pittsford, NY (US);
Richard W Blevins, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528422 ; 528210 ; 528220 ; 528222 ; 528225 ; 528310 ; 528348 ;
Abstract
A process for the preparation of aromatic polyamides comprises reacting carbon monoxide and an aromatic iodoamine characterized by having at least one iodine atom covalently bonded to an aromatic ring and at least one amino group. The process is conducted in the presence of a solvent, a catalyst and a base at a pressure greater than about 1 kg/cm.sup.2.