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:
Nov. 25, 1986
Filed:
Jan. 03, 1983
Applicant:
Inventors:
Raymond J Weinert, Jr, Garfield Heights, OH (US);
Kenneth C Benton, Macedonia, OH (US);
Michael J Desmond, Cleveland Heights, OH (US);
Lawrence E Ball, Cuyahoga Falls, OH (US);
Barbara D Curatolo, Maple Heights, OH (US);
Assignee:
The Standard Oil Company, Cleveland, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
526 90 ; 526135 ; 526147 ; 526311 ; 528271 ; 528310 ; 528319 ; 528323 ; 528363 ; 528336 ;
Abstract
A process for producing polyamides comprising contacting a polyamide forming system with a transition metal complex catalyst at a temperature sufficient to cause polymerization. The transition metal complex catalysts are at least one binucleating ligand attached to at least one transition metal containing nucleus.