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:
Sep. 16, 2014
Filed:
Feb. 09, 2012
Applicant:
Freddy Tjosas, Sarpsborg, NO;
Inventor:
Freddy Tjosas, Sarpsborg, NO;
Assignee:
Borregaard AS, Sarpsborg, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 213/04 (2006.01); C07C 213/02 (2006.01); B01J 19/00 (2006.01);
U.S. Cl.
CPC ...
C07C 213/04 (2013.01); B01J 19/0093 (2013.01); B01J 2219/00792 (2013.01);
Abstract
The present invention relates to a process for the manufacture of APD and N-alkyl-APD wherein 1-CPD is reacted with aqueous ammonium or aqueous alkyl-amine under alkaline conditions and where the process is conducted in a continuous manner in a reactor comprising a tubular reactor wherein at least two reaction zones are established.