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Patent Searching and Data


Title:
SEALING AGENT FOR ORGANIC EL DISPLAY ELEMENT
Document Type and Number:
WIPO Patent Application WO/2018/221363
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a sealing agent for an organic EL display element, the sealing agent exhibiting excellent inkjet coating properties and low outgas properties, and enabling an organic EL display element having excellent reliability to be obtained. The present invention is a sealing agent for an organic EL display element, the sealing agent: containing a cationically polymerizable compound, a cationic polymerization initiator, and a compound having a structure represented by formula (1); and having a viscosity at 25ºC of 80 mPa·s or less. In formula (1): R1 denotes a hydrogen atom or a methyl group; R2 denotes an alkyl group having 1-20 carbon atoms, a group having a polyester skeleton, a group having a polyether skeleton, or an amino group; and n is an integer between 20-4000.

Inventors:
YANG, Sinyul (2-1, Hyakuyama, Shimamotocho, Mishima-gu, Osaka 21, 〒6180021, JP)
YAMAMOTO, Takuya (2-1, Hyakuyama, Shimamotocho, Mishima-gu, Osaka 21, 〒6180021, JP)
SHICHIRI, Tokushige (2-1, Hyakuyama, Shimamotocho, Mishima-gu, Osaka 21, 〒6180021, JP)
NISHIDE, Katsunori (3535, Kurohama, Hasuda-sh, Saitama 98, 〒3490198, JP)
KIM, Chizuru (2-1, Hyakuyama, Shimamotocho, Mishima-gu, Osaka 21, 〒6180021, JP)
Application Number:
JP2018/019919
Publication Date:
December 06, 2018
Filing Date:
May 24, 2018
Export Citation:
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Assignee:
SEKISUI CHEMICAL CO., LTD. (4-4 Nishitemma 2-chome, Kita-ku Osaka-sh, Osaka 47, 〒5300047, JP)
International Classes:
H05B33/04; G09F9/30; H01L27/32; H01L51/50
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (5-36, Miyahara 3-chome Yodogawa-ku, Osaka-sh, Osaka 03, 〒5320003, JP)
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