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. 06, 1998
Filed:
Apr. 08, 1996
Applicant:
Inventors:
Ituo Hama, Tokyo, JP;
Takahiro Okamoto, Tokyo, JP;
Hisashi Sasamoto, Tokyo, JP;
Hirofumi Nakamura, Tokyo, JP;
Assignee:
Lion Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
554149 ; 560209 ; 560234 ;
Abstract
A method of manufacturing a fatty acid ester of polyoxyalkylene alkyl ether wherein a fatty acid ester of polyoxyalkylene alkyl ether represented by the following formula (I) is produced through a reaction between a fatty acid alkyl ester with an alkylene oxide in the presence of a composite metal-oxide catalyst whose surface is modified with a metal hydroxide or a metal alkoxide: ##STR1## wherein each of R.sub.1 and R.sub.3 independently represents an alkyl group or an alkenyl group, R.sub.2 represents an alkylene group, and n is a positive number.