Title:
SEALANT FOR ORGANIC EL DISPLAY ELEMENTS
Document Type and Number:
WIPO Patent Application WO/2018/230388
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a sealant for organic EL display elements, which can be applied easily by an ink-jet method, is excellent in low outgas properties, and makes it possible to produce an organic EL display element having excellent reliability.
The present invention is a sealant for organic EL display elements, which contains a polymerizable compound, wherein the polymerizable compound comprises a high-boiling-point polymerizable compound that has a boiling point of 300°C or higher and a low-boiling-point polymerizable compound that has a reactive functional group capable of reacting with the high-boiling-point polymerizable compound and has a boiling point of lower than 300°C, the low-boiling-point polymerizable compound comprises at least one compound selected from the group consisting of a cyclic ether compound, a (meth)acrylic compound and a hydrosilylated reactive compound, the content of the low-boiling-point polymerizable compound is 1 to 20 parts by weight inclusive relative to 100 parts by weight of the polymerizable compound, and the haze value of a 10 μm-thick cured product of the sealant is 1.0% or less.
Inventors:
KIM CHIZURU (JP)
YAMAMOTO TAKUYA (JP)
SHICHIRI TOKUSHIGE (JP)
NISHIDE KATSUNORI (JP)
YANG SINYUL (JP)
YAMAMOTO TAKUYA (JP)
SHICHIRI TOKUSHIGE (JP)
NISHIDE KATSUNORI (JP)
YANG SINYUL (JP)
Application Number:
PCT/JP2018/021437
Publication Date:
December 20, 2018
Filing Date:
June 05, 2018
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
H05B33/04; G09F9/00; G09F9/30; H01L51/50; H05B33/10
Domestic Patent References:
| WO2015068454A1 | 2015-05-14 | |||
| WO2017068936A1 | 2017-04-27 |
Foreign References:
| JP2016040365A | 2016-03-24 | |||
| JP2013228526A | 2013-11-07 | |||
| JP2014225380A | 2014-12-04 | |||
| JP2008059945A | 2008-03-13 |
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
Download PDF: