封止剤、硬化体、有機エレクトロルミネッセンス表示装置、及び装置の製造方法

Title:

封止剤、硬化体、有機エレクトロルミネッセンス表示装置、及び装置の製造方法

Document Type and Number:

Japanese Patent JP7197609

Kind Code:

B2

Abstract:

The present invention provides a composition which has excellent transparency and low moisture permeability, and which is suitable as a sealing agent for organic EL display elements. A sealing agent for organic electroluminescent elements, which contains a polymerizable monomer and a polymerization initiator, and which is configured such that: the specific gravity thereof in an atmosphere at 23°C is 1.3 or more; and the specific gravity of a cured body of this sealing agent for organic electroluminescent elements in an atmosphere at 23°C is from 1.3 to 3.0.

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Inventors:

Yasunori Ishida
Hiroyuki Kurimura
Yukihiko Yamashita

Application Number:

JP2020566489A

Publication Date:

December 27, 2022

Filing Date:

January 16, 2020

Export Citation:

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Assignee:

Denka Co., Ltd.

International Classes:

C09K3/10; C08F2/46; C08F220/00; H01L23/29; H01L23/31; H01L27/32; H01L51/50; H05B33/04; H05B33/10

Domestic Patent References:

JP2003268072A
JP4253757A

Foreign References:

WO2013069400A1
WO2014017524A1

Attorney, Agent or Firm:

Yoshiki Hasegawa
Yoshinori Shimizu
Takeshi Nakatsuka

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