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Patent Searching and Data


Title:
SEALANT FOR LIQUID CRYSTAL DISPLAY ELEMENT, VERTICAL CONDUCTION MATERIAL, AND LIQUID CRYSTAL DISPLAY ELEMENT
Document Type and Number:
WIPO Patent Application WO/2019/230709
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a sealant for a liquid crystal display element, the sealant having excellent adhesiveness, moisture permeation prevention, and liquid crystal contamination resistance. Another purpose of the present invention is to provide a vertical conduction material and a liquid crystal display element, which are obtained using the sealant for a liquid crystal display element. The present invention is: (A) a sealant for a liquid crystal display element, the sealant containing a curable resin and a radical polymerization initiator, wherein the curable resin is a (meth)acrylic compound having a hydrogen-bonding functional group value of 0.0030 mol/g or greater and a molecular weight of 500-1200, not having an epoxy group, and having three or more aromatic rings per molecule; and/or (B) a sealant for a liquid crystal display element, the sealant containing a partial (meth)acrylic modified epoxy resin that has a hydrogen-bonding functional group value of 0.0030 mol/g or greater and a molecular weight of 500-1200, and having three or more aromatic rings per molecule.

Inventors:
TAKAHASHI SHUNSUKE (JP)
TAKEDA KOHEI (JP)
HAYASHI HIDEYUKI (JP)
SHINDO MASAMI (JP)
Application Number:
PCT/JP2019/021056
Publication Date:
December 05, 2019
Filing Date:
May 28, 2019
Export Citation:
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Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
G02F1/1339; C08F20/20; C08F20/32; C08K3/08; C08L33/04; C08L63/00; C09K3/10
Domestic Patent References:
WO2004104683A12004-12-02
WO2017082000A12017-05-18
WO2008102550A12008-08-28
Foreign References:
KR20070038358A2007-04-10
JP2005308813A2005-11-04
JP2017218490A2017-12-14
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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