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Title:
PURIFICATION METHOD FOR ORGANIC COMPOUND, PHOTOELECTRIC CONVERSION ELEMENT, PHOTOSENSOR AND ORGANIC ELECTROLUMINESCENT ELEMENT
Document Type and Number:
Japanese Patent JP2015189679
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a purification method capable of enhancing yield of sublimation purification of an organic compound used for a photoelectric conversion element having enhanced light response speed and an organic electroluminescent element having low deriving voltage and exhibiting excellent external quantum efficiency and purity of a purified product.SOLUTION: An organic compound having 10% weight loss temperature of 265°C or more at vacuum degree of 1×10-2 Pa or less, such as compound 1 is applied to a heating cleaning purification treatment to set the content of a solvent in the organic compound at 0.2 mass or less, then the organic compound is sublimation purified.

Inventors:
FUKUZAKI EIJI
SEO KIWAMU
Application Number:
JP2014066377A
Publication Date:
November 02, 2015
Filing Date:
March 27, 2014
Export Citation:
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Assignee:
FUJIFILM CORP
International Classes:
C07C225/22; C07D219/02; C07D221/18; C07D279/26; C07D405/06; H01L27/146; H01L31/08; H01L51/50
Attorney, Agent or Firm:
Toshizo Iida
Shuichi Akabane
Naosuke Miyamae



 
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