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Title:
LIQUID CRYSTAL DISPLAY ELEMENT SEALING AGENT, LIQUID CRYSTAL DISPLAY ELEMENT, AND LIQUID CRYSTAL DISPLAY ELEMENT PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/221026
Kind Code:
A1
Abstract:
An objective of the present invention is to provide a liquid crystal display element sealing agent such that penetration of the sealing agent by liquid crystal and pollution of the liquid crystal by the sealing agent can be suppressed and such that the sealing agent has excellent adhesiveness and moisture-permeation prevention ability. Another objective of the present invention is to provide a liquid crystal display element formed using the liquid crystal display element sealing agent. The present invention provides a liquid crystal display element sealing agent used for sealing liquid crystal between substrates having an orientation film for a liquid crystal display element, said liquid crystal display element sealing agent containing a curable resin, a polymerization initiator and/or heat-curing agent, and soft particles with a maximum particle diameter of no less than 100% of the cell gaps in the liquid crystal display element, wherein the content of the soft particles is 5% by weight or greater but less than 15% by weight, and the liquid crystal display element sealing agent is used by being coated on the orientation films.

Inventors:
MATSUI CHIKAE (JP)
Application Number:
PCT/JP2019/018761
Publication Date:
November 21, 2019
Filing Date:
May 10, 2019
Export Citation:
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Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
G02F1/1339; C09K3/10
Domestic Patent References:
WO2018062159A12018-04-05
WO2017061303A12017-04-13
Foreign References:
JP2009139922A2009-06-25
JP2017227826A2017-12-28
JP2016218257A2016-12-22
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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