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:
Mar. 11, 2014
Filed:
Apr. 09, 2010
Satoru Yamazaki, Niigata-ken, JP;
Kimihiko Oohata, Chiba-ken, JP;
Minoru Okada, Niigata-ken, JP;
Masamichi Yasuhara, Niigata-ken, JP;
Satoru Yamazaki, Niigata-ken, JP;
Kimihiko Oohata, Chiba-ken, JP;
Minoru Okada, Niigata-ken, JP;
Masamichi Yasuhara, Niigata-ken, JP;
Nippon Soda Co., Ltd., Tokyo, JP;
Abstract
The present invention relates to: a process for producing a cyclic silane compound, which comprises subjecting a chained polysilane to pyrolysis in the presence of an oxide of a transition metal belonging to Group 8 or Group 11 of the periodic table; and a process for producing a cyclic carbosilane compound, which comprises subjecting a chained polysilane to pyrolysis in the presence of a simple substance of a metal selected from the group consisting of transition metal elements and elements belonging to Groups 12 to 15 of the periodic table or a compound thereof.