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:
Aug. 06, 2013
Filed:
Mar. 31, 2010
Applicants:
Satoshi Matsuo, Kanagawa, JP;
Kazuhiro Hashimoto, Kanagawa, JP;
Ken-ichiro Nakamoto, Kanagawa, JP;
Chika Itoh, Kanagawa, JP;
Inventors:
Satoshi Matsuo, Kanagawa, JP;
Kazuhiro Hashimoto, Kanagawa, JP;
Ken-ichiro Nakamoto, Kanagawa, JP;
Chika Itoh, Kanagawa, JP;
Assignee:
NOF Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 41/09 (2006.01); C07C 43/11 (2006.01);
U.S. Cl.
CPC ...
C07C 41/09 (2013.01); C07C 43/11 (2013.01);
Abstract
A method for producing a polyoxyalkylene derivative represented by the following general formula (1):Z(OA)-OH]  (1)wherein Z is a residue of glycerin or diglycerin, OA is an oxyalkylene group having 2 to 4 carbon atoms, n is an average number of moles of the oxyalkylene group added and is 80 to 800, and m is 3 to 4, the method comprising steps (A), (B), (C), (D), (E), and (F) defined in the present description.