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:
Oct. 22, 2013
Filed:
Dec. 07, 2009
Jun Takai, Kurashiki, JP;
Hideharu Iwasaki, Kurashiki, JP;
Ferry Iskandar, Higashihiroshima, JP;
Kikuo Okuyama, Higashihiroshima, JP;
Jun Takai, Kurashiki, JP;
Hideharu Iwasaki, Kurashiki, JP;
Ferry Iskandar, Higashihiroshima, JP;
Kikuo Okuyama, Higashihiroshima, JP;
Hiroshima University, Higashihiroshima-shi, JP;
Kuraray Co., Ltd., Kurashiki-shi, JP;
Abstract
A method of producing an M-C-N-O based phosphor with reduced non-uniform emission and improved color purity is provided. The method of producing an M-C-N-O based phosphor comprising a group IIIB element (M), carbon (C), nitrogen (N) and oxygen (O) comprises: heating a mixture comprising a group IIIB element-containing compound and a nitrogen-containing organic compound to form a pyrolysate; disintegrating the resulting pyrolysate-containing product; and firing the disintegrated product.