- Method of manufacturing a polymerizable liquid crystal compound
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[Problem] high efficiency and safe method for producing high purity production by the polymerizable liquid crystal compound. [Solution] the aromatic hydroxy compound, a benzoic acid derivative compounds having a polymerizable group, in a reaction solvent, in the presence of a condensation agent by reaction, (a) a step of preparing a solution containing a polymerizable liquid crystal compound corresponding, to the polymerizable liquid crystal compound is produced, said condensation agent, N, characterized in N - diisopropyl, a polymerizable liquid crystal compound. [Drawing] no
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Paragraph 0098-0106
(2020/07/21)
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- Liquid crystal composition, method for manufacturing the same, and film
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A method for manufacturing a liquid crystal composition, the method including concurrently obtaining a liquid crystal compound represented by the formula (I) and a liquid crystal compound represented by the formula (II), by allowing a compound represented by the formula (III) to react with a carboxylic acid represented by the formula (IV) and a carboxylic acid represented by the formula (V), wherein P1 represents a polymerizable group; Sp1 represents a C3-12 divalent aliphatic group, etc; T1 represents a 1,4-phenylene group; T2 represents a divalent group having a single bond or cyclic structure; A1 represents —COO—, etc; A2 and A3 represents —OCO—, etc; X represents a hydrogen atom, C1-12 alkyl group, etc; Y1 and Y2 represents O, NR1 or S; R1 represents a hydrogen atom or methyl group; Formula (I) P1-Sp1-T1-A1-B-A2-T1-Sp1-P1; Formula (II) P1-Sp1-T1-A1-B-A3-T2-X; Formula (III) being HY1—B—Y2H; Formula (IV) P1-Sp1-T1-COOH; Formula (V) X-T2-COOH.
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Page/Page column 47-48
(2016/10/31)
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- A method of manufacturing a carboxylic acid halide
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PROBLEM TO BE SOLVED: To provide a method which can reduce a load on production facility due to acidic gas generated during reaction and can shorten reaction time in the production process of a carboxylic acid halide, and further can alleviate bad actions
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Paragraph 0054; 0056
(2016/12/16)
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- SIMPLIFIED CONTROL OF COLOR SHIFTING PROPERTIES OF A CHIRAL LIQUID CRYSTAL POLYMER
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A chiral liquid crystal precursor composition which comprises at least one salt that changes a position of the selective reflection band exhibited by the composition in a cured state compared to the position of a selective reflection band exhibited by a composition in the cured state that does not contain the at least one salt. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.
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