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:
Oct. 22, 2013
Filed:
Dec. 15, 2009
Applicants:
Danilo Zim, Campinas, BR;
Philippe Marion, Vernaison, FR;
Inventors:
Danilo Zim, Campinas, BR;
Philippe Marion, Vernaison, FR;
Assignee:
Rhodia Poliamida e Especialidades Ltda, Sao Paulo, BR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/145 (2006.01); C07C 29/141 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a catalytic method for the industrial production of a diol compound, such as 2-methyl-2-4-pentanediol, also called 2,4-hexylene glycol (HGL), from a β-hydroxy carbonyl compound, Formula (I), in particular diacetone alcohol (DAA).