Title:
POLYMERIZABLE LIQUID CRYSTAL COMPOSITION, RETARDATION PLATE, ELLIPTICALLY POLARIZING PLATE AND ORGANIC EL DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/149205
Kind Code:
A1
Abstract:
A polymerizable liquid crystal composition comprising a polymerizable liquid crystal compound, at least one kind of primary antioxidant, at least one kind of secondary antioxidant and a photo-radical polymerization initiator, wherein the polymerizable liquid crystal compound has an ester structure and a (meth)acryloyl group and shows maximum absorption at a wavelength of 300-400 nm.
Inventors:
NISHIKAMI YUKI (JP)
HATANAKA NOBUYUKI (JP)
KOMATSU YOSHIFUMI (JP)
SUMIYOSHI SUZUKA (JP)
HATANAKA NOBUYUKI (JP)
KOMATSU YOSHIFUMI (JP)
SUMIYOSHI SUZUKA (JP)
Application Number:
PCT/JP2020/000431
Publication Date:
July 23, 2020
Filing Date:
January 09, 2020
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
C08F20/10; C08F2/44; C08F2/48; C08F2/50; C08F22/10; G02B5/30; H01L27/32; H01L51/50; H05B33/02
Domestic Patent References:
| WO2019009255A1 | 2019-01-10 | |||
| WO2018043218A1 | 2018-03-08 |
Foreign References:
| JPS6055569B2 | 1985-12-05 | |||
| JP6292355B2 | 2018-03-14 | |||
| JP2017062458A | 2017-03-30 | |||
| JP2015083671A | 2015-04-30 |
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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