Title:
SEALING AGENT FOR LIQUID CRYSTAL DISPLAY ELEMENTS AND LIQUID CRYSTAL DISPLAY ELEMENT
Document Type and Number:
WIPO Patent Application WO/2022/255452
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a sealing agent for liquid crystal display elements, the sealing agent having excellent visible light curability and low liquid crystal staining property and capable of suppressing nozzle clogging when applied. Another purpose of the present invention is to provide a liquid crystal display element which is formed using said sealing agent for liquid crystal display elements. The present invention pertains to a sealing agent for liquid crystal display elements, the sealing agent containing a curable resin and a photopolymerization initiator, wherein the gel fraction when light of 100 mW/cm2 is applied for 30 seconds using an LED lamp having a peak top at a wavelength of 450 nm is 70% or more, and the gel fraction when light of 400 lux is applied for 48 hours using an LED lamp having a peak top at a wavelength of 580 nm is less than 10%.
Inventors:
YAMAWAKI HIROKI (JP)
HAYASHI HIDEYUKI (JP)
OOURA TSUYOSHI (JP)
HAYASHI HIDEYUKI (JP)
OOURA TSUYOSHI (JP)
Application Number:
PCT/JP2022/022496
Publication Date:
December 08, 2022
Filing Date:
June 02, 2022
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
G02F1/1339; C09K3/10
Domestic Patent References:
| WO2021177316A1 | 2021-09-10 |
Foreign References:
| CN106405946A | 2017-02-15 | |||
| JP2020170120A | 2020-10-15 | |||
| JP2010189279A | 2010-09-02 | |||
| JP2003313216A | 2003-11-06 |
Attorney, Agent or Firm:
WISEPLUS IP FIRM (JP)
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