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. 30, 1995
Filed:
Feb. 22, 1994
Applicant:
Inventors:
Siegbert Arnold, Bonn, DE;
Hans-Georg Frosch, Koeln, DE;
Manfred Hoppe, Kuerten, DE;
Wolfgang Mullers, Gladbach, DE;
Richard Sommer, Odenthal-Gloebusch, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; C07D / ;
U.S. Cl.
CPC ...
534598 ; 534618 ; 534625 ; 534632 ; 534635 ; 534636 ; 534637 ; 534638 ; 540125 ; 544 76 ; 544294 ; 544327 ;
Abstract
A process for the continuous reaction of halogenopyrimidines with amines, a halogenopyrimidine and an aqueous amine solution or suspension being passed into a reactor and the reaction product being subsequently conducted away, is described, characterized in that the starting materials are introduced into the reactor simultaneously and continuously with intensive mixing.