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. 11, 1993
Filed:
Aug. 08, 1989
Applicant:
Inventors:
Arthur R Doumaux, Jr, Charleston, WV (US);
David J Schreck, Cross Lanes, WV (US);
Stephen W King, Scott Depot, WV (US);
George A Skoler, White Plains, NY (US);
Assignee:
Union Carbide Chemicals & Plastics Technology Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
564479 ; 544352 ; 544358 ; 544401 ; 544402 ; 544410 ; 564305 ; 564346 ; 564355 ; 564360 ; 564367 ; 564368 ; 564371 ; 564372 ; 564402 ; 564443 ; 564470 ; 564474 ; 564480 ;
Abstract
This invention relates to a process for making amines by condensing an amino compound in the presence of a condensation catalyst and a condensation catalyst promoter, wherein said condensation catalyst promoter is present in an amount sufficient to promote the condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in triethylenetetramine (TETA), tetraethylenepentamine (TEPA) and pentaethylenehexamine (PEHA).