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.

Date of Patent:
Apr. 24, 2012

Filed:

Dec. 01, 2006
Applicants:

Hiroki Sakamoto, Osaka, JP;

Hiroaki Murase, Osaka, JP;

Tsuyoshi Fujiki, Osaka, JP;

Shingo Osawa, Osaka, JP;

Yoshiyuki Morita, Tatsuno, JP;

Tetsuya Hosomi, Tatsuno, JP;

Nobuaki Aoki, Tatsuno, JP;

Inventors:

Hiroki Sakamoto, Osaka, JP;

Hiroaki Murase, Osaka, JP;

Tsuyoshi Fujiki, Osaka, JP;

Shingo Osawa, Osaka, JP;

Yoshiyuki Morita, Tatsuno, JP;

Tetsuya Hosomi, Tatsuno, JP;

Nobuaki Aoki, Tatsuno, JP;

Assignee:

Osaka Gas Co., Ltd., Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 77/48 (2006.01); C08G 77/60 (2006.01);
U.S. Cl.
CPC ...
Abstract

A polysilane having excellent functionalities (e.g., solubility in a solvent and reactivity) is obtained by introducing a structural unit of the following formula (1) to a polysilane through a reaction of a dihalosilane having a Si—H bond and adding a hydrosilylatable compound (e.g., a compound having a carbon-carbon unsaturated bond) to the Si—H bond,


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