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:
Jul. 21, 2015
Filed:
Mar. 11, 2011
Mari Miyano, Nishitokyo, JP;
Yoshinori Iwabuchi, Akishima, JP;
Shinobu Endou, Fuchu, JP;
Shingo Oono, Higashimurayama, JP;
Mari Miyano, Nishitokyo, JP;
Yoshinori Iwabuchi, Akishima, JP;
Shinobu Endou, Fuchu, JP;
Shingo Oono, Higashimurayama, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
The present invention is a method for producing a light-emitting body containing silicon fine particles that emit visible light, comprising: a baking step of baking a mixture containing a silicon source and a carbon source in an inert atmosphere; a rapid cooling step of rapidly cooling a gas generated by baking the mixture to obtain a composite powder; and a removing step of removing a portion of the composite powder, wherein in the removing step, a portion of silicon monoxide and a portion of silicon dioxide are removed from the composite powder containing silicon fine particles, silicon monoxide, and silicon dioxide.