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:
Apr. 24, 2007
Filed:
Mar. 21, 2005
Applicants:
Masanori Namba, Wakayama, JP;
Toru Sakamoto, Wakayama, JP;
Inventors:
Masanori Namba, Wakayama, JP;
Toru Sakamoto, Wakayama, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/149 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a process for producing a fatty alcohol, including hydrogenating a fatty acid ester to prepare a crude fatty alcohol product, and distilling and refining the resulting crude fatty alcohol to prepare a fatty alcohol, further including recovering a part or the whole of distillation residues obtained in the distillation step and removing an alkali component from the distillation residues, adding the treated distillation residues to hydrogenation step or to a starting fatty acid ester feed.