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:
Feb. 07, 1995
Filed:
Feb. 01, 1992
Applicant:
Inventors:
Minato Karasawa, Chiba, JP;
Masamitsu Inomata, Chiba, JP;
Hiroharu Kageyama, Chiba, JP;
Kanemitsu Miyama, Chiba, JP;
Assignee:
Mitsui Toatsu Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564126 ; 564124 ; 564128 ; 564130 ; 564201 ;
Abstract
Alpha-hydroxy-isobutyramide is produced by continuously hydrating acetone cyanohydrin in a liquid phase in the presence of a manganese dioxide catalyst and in the presence of a particular oxide dissolved in water, oxoacid, heteropolyacid or a salt of the acids.