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Title:
有機エレクトロルミネッセンス素子用インクジェットインクおよび有機エレクトロルミネッセンス素子の製造方法
Document Type and Number:
Japanese Patent JP4898850
Kind Code:
B2
Abstract:
The problem is to provide such an ink-jet ink for organic EL devices that a jetted droplet trails no ligaments and wet-spreads well upon adhering. The solution is an ink-jet ink for organic electroluminescent device comprising water, a surfactant and an aqueous macromolecular material, wherein the ink has a static surface tension of 40 mN/m or less and a dynamic surface tension, measured by a maximum bubble pressure method at 100 Hz, of 55 mN/m or more.

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Inventors:
Kasai Hiroshi
Application Number:
JP2009012182A
Publication Date:
March 21, 2012
Filing Date:
January 22, 2009
Export Citation:
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Assignee:
Sumitomo Chemical Co., Ltd.
International Classes:
H05B33/10; B41M5/00; C09D11/00; C09D11/322; C09D11/326; C09D11/328; C09D11/38; H01L51/50
Domestic Patent References:
JP20081003A
JP2004115708A
JP2004115649A
JP2003238851A
JP200756239A
Foreign References:
WO2007045198A2
Attorney, Agent or Firm:
Mitsuo Tanaka
Takuji Yamada
Muneo Yamamoto
Masaishi Nishishita



 
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