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:
Nov. 06, 2007
Filed:
May. 17, 2002
Hisao Oikawa, Yokohama, JP;
Kenichi Watanabe, Yokohama, JP;
Nobumasa Ootake, Yokohama, JP;
Kazuhiro Yoshida, Yokohama, JP;
Keizou Iwatani, Yokohama, JP;
Hisao Oikawa, Yokohama, JP;
Kenichi Watanabe, Yokohama, JP;
Nobumasa Ootake, Yokohama, JP;
Kazuhiro Yoshida, Yokohama, JP;
Keizou Iwatani, Yokohama, JP;
Chisso Corporation, Osaka, JP;
Abstract
An organic silicon compound, having high reactivity, represented by the following Formula (1): wherein R and M are defined in the specification. The organic silicon compound is produced by reacting polysilsesquioxane, which is obtained by hydrolyzing a silane compound having three hydrolyzable groups and represented by the following Formula (2), with a monovalent alkaline metal hydroxide in an organic solvent, or by subjecting the silane compound having three hydrolyzable groups to hydrolysis and polycondensation in the presence of an organic solvent and an alkaline metal hydroxide:R—Si X  (2)wherein R is the same as in Formula (1) and X represents a hydrolyzable group.