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Title:
ITO粉体、ITO塗料、並びに、ITO塗料を用いて成膜される透明導電膜
Document Type and Number:
Japanese Patent JP5726728
Kind Code:
B2
Abstract:
Disclosed are: an ITO powder which contains ITO particles capable of forming a transparent conductive film that has reduced particle agglomeration, high transparency, low haze value and high electrical conductivity; an ITO coating material (dispersion liquid) using the ITO powder; and a transparent conductive film that is formed using the ITO coating material. Specifically disclosed is an ITO powder containing ITO particles the surfaces of which are coated with an organic matter. The carbon content in the organic matter coating the ITO particles is not less than 0.2% by mass but not more than 5% by mass of the mass of the ITO powder, and the organic matter contains at least one cyclic ether compound. Also specifically disclosed are an ITO coating material using the ITO powder, and a transparent conductive film that is formed using the ITO coating material.

Inventors:
Akira Nagatomi
Kosuke Inami
Hiromasa Miyoshi
Taro Torigoe
Koji Tagami
Application Number:
JP2011513355A
Publication Date:
June 03, 2015
Filing Date:
May 12, 2010
Export Citation:
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Assignee:
dowa Electronics Co., Ltd.
International Classes:
C01G19/00; C09D1/00; C09D5/24; C09D7/62; H01B1/08; H01B5/00; H01B5/14
Domestic Patent References:
JP2002524374A2002-08-06
JP2008511526A2008-04-17
JP2007269617A2007-10-18
JP2009084122A2009-04-23
JP2002524374A2002-08-06
Other References:
JPN6014031845; J. -S. LEE et al.: 'Solvent effect on synthesis of indium tin oxide nano-powders by a solvothermal process' Journal of the European Ceramic Society Vol.25, No.14, 200509, p.3307-3314
JPN6014031846; Y. ENDO et al.: 'Direct Preparation and Size Control of Highly Crystalline Cubic ITO Nanoparticles in a Concentrated' Chemistry Letters Vol.37, No.12, 2008, p.1278-1279
Attorney, Agent or Firm:
Aniya Setsuo
Hitoshi Kiyono
Okuyama Tomohiro