Title:
LIQUID CRYSTAL DISPLAY ELEMENT SEALANT AND LIQUID CRYSTAL DISPLAY ELEMENT
Document Type and Number:
WIPO Patent Application WO/2023/176843
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a liquid crystal display element sealant which has excellent moisture permeation prevention and adhesiveness with respect to an alignment film, and with which a liquid crystal display element having excellent reliability can be obtained. In addition, the purpose of the present invention is to provide a liquid crystal display element obtained using said liquid crystal display element sealant. The present invention relates to a liquid crystal display element sealant containing a curable resin and at least one among a polymerization initiator and a thermosetting agent, wherein the curable resin includes at least one compound selected from the group consisting of: an epoxy compound having a dispersion term of 19.0 MPa0.5-21.9 MPa0.5 in Hansen solubility parameters and an octanol/moisture distribution coefficient of 3.0-9.0; a compound obtained by subjecting some epoxy groups in the epoxy compound to (meth)acrylic modification; and a compound obtained by subjecting all of the epoxy groups in the epoxy compound to (meth)acrylic modification.
Inventors:
TAMURA TOMOKI (JP)
HAYASHI HIDEYUKI (JP)
HAYASHI HIDEYUKI (JP)
Application Number:
PCT/JP2023/009893
Publication Date:
September 21, 2023
Filing Date:
March 14, 2023
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
G02F1/1339; C08G59/17; C08G59/24; C09K3/10
Domestic Patent References:
| WO2008029893A1 | 2008-03-13 | |||
| WO2022270453A1 | 2022-12-29 | |||
| WO2022270462A1 | 2022-12-29 |
Foreign References:
| JP2011221168A | 2011-11-04 |
Attorney, Agent or Firm:
WISEPLUS IP FIRM (JP)
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