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:
May. 17, 2016
Filed:
Nov. 20, 2012
Hajime Nakanotani, Kanagawa, JP;
Satoshi Yamamoto, Kanagawa, JP;
Daisuke Goto, Fukuoka, JP;
Satoshi Miyagawa, Kanagawa, JP;
Takuji Kato, Kanagawa, JP;
Masataka Mohri, Fukuoka, JP;
Hajime Nakanotani, Kanagawa, JP;
Satoshi Yamamoto, Kanagawa, JP;
Daisuke Goto, Fukuoka, JP;
Satoshi Miyagawa, Kanagawa, JP;
Takuji Kato, Kanagawa, JP;
Masataka Mohri, Fukuoka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A method for producing a luminescent organic film, the method including: coating a solution containing a π-electron conjugated compound precursor A-(B)m and at least one kind of a luminescent dye, where the π-electron conjugated compound precursor A-(B)m contains a leaving substituent; and applying external stimulus to the π-electron conjugated compound precursor A-(B)m to eliminate the leaving substituent thereof, so that the π-electron conjugated compound precursor A-(B)m is converted to a π-electron conjugated compound A-(C)m and an eliminated compound X—Y as in the following reaction formula (I):