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:
May. 06, 2014
Filed:
Dec. 14, 2010
Applicants:
Takashi Kodate, Wakayama, JP;
Katsuhiko Rindo, Wakayama, JP;
Osamu Takiguchi, Tokyo, JP;
Inventors:
Assignee:
Kao Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 283/12 (2006.01); C08G 77/388 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of producing an organopolysiloxane compound in which a poly(N-acylalkyleneimine) segment comprising repeating units represented by formula (1): wherein Ris a hydrogen atom, an alkyl group having 1 to 22 carbon atoms, an aralkyl group, or an aryl group, and n is 2 or 3,is bonded to a terminal end and/or a side chain of an organopolysiloxane segment, wherein Ris a hydrogen atom, an alkyl group having 1 to 22 carbon atoms, an aralkyl group, or an aryl group, and n is 2 or 3,to ring opening polymerization in a solvent, thereby preparing a terminal reactive poly(N-acylalkyleneimine) solution;