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, 1980
Filed:
Jun. 05, 1979
Applicant:
Inventors:
Manfred Wechsberg, Linz, AT;
Rupert Schonbeck, Leonding, AT;
Assignee:
Chemie Linz Aktiengesellschaft, Linz, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2605 / ; 2605 / ;
Abstract
Process for the manufacture of .alpha.-hydroxycarboxylic acid amides by adding water onto cyanohydrins in an aqueous medium containing 10-60% by weight of the oxo compound on which the cyanohydrin is based, with the aid of a catalyst dissolved in the reaction medium and selected from the group consisting of alkali metal-, alkaline earth metal- and alkylammonium salts of boric acid, at a pH from 7-11.