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Patent Searching and Data


Title:
OPTICALLY ANISOTROPIC FILM
Document Type and Number:
WIPO Patent Application WO/2019/208264
Kind Code:
A1
Abstract:
An optically anisotropic film which contains an organic solvent having a boiling point of 120°C or higher and a polymer that is obtained by aligning a polymerizable liquid crystal compound having a liquid crystal phase transition temperature of 120°C or higher. This optically anisotropic film is configured such that the content of the organic solvent having a boiling point of 120°C or higher is 100-2,000 ppm relative to the mass of this optically anisotropic film.

Inventors:
INUI, Naoko (LIMITED 1-98, Kasugadenaka 3-chome, Konohana-ku, Osaka-sh, Osaka 58, 〒5548558, JP)
HATANAKA, Nobuyuki (LIMITED 1-98, Kasugadenaka 3-chome, Konohana-ku, Osaka-sh, Osaka 58, 〒5548558, JP)
KASAI, Tatsuaki (LIMITED 1-98, Kasugadenaka 3-chome, Konohana-ku, Osaka-sh, Osaka 58, 〒5548558, JP)
Application Number:
JP2019/015938
Publication Date:
October 31, 2019
Filing Date:
April 12, 2019
Export Citation:
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Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED (27-1, Shinkawa 2-chome Chuo-k, Tokyo 60, 〒1048260, JP)
International Classes:
G02B5/30; B32B7/023; G02F1/13363; G09F9/30
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (LIMITED 5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 50, 〒5418550, JP)
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