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:
Jan. 20, 1981
Filed:
Oct. 23, 1978
Applicant:
Inventors:
Karl-Heinz Mitschke, Odenthal, DE;
Manfred Kapps, Bergisch-Gladbach, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C08G / ;
U.S. Cl.
CPC ...
260970 ; 528 72 ;
Abstract
The invention relates to a process for the preparation of N,N-bis-(2-hydroxyalkyl)-aminomethane phosphonic acid dimethyl esters corresponding to the following general formula: ##STR1## wherein each R, may be the same or different and represents hydrogen or, preferably, a lower, linear or branched alkyl radical or halogen-substituted alkyl radical containing from 1 to 6 carbon atoms.