- POLYMERIZABLE CINNAMATE ESTER DERIVATIVE MANUFACTURING METHOD
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PROBLEM TO BE SOLVED: To provide a method of manufacturing a polymerizable cinnamate ester derivative that can be added to a liquid crystal composition in producing a TFT liquid crystal display element so as to reduce burning in the display element; a method of manufacturing a polymerizable composition containing the polymerizable cinnamate ester derivative; and a method of manufacturing a liquid crystal display element by polymerizing the polymerizable composition. SOLUTION: A method of manufacturing a compound represented by the specified general formula (III) includes reacting a compound represented by the specified general formula (I) with a compound represented by the specified general formula (II). SELECTED DRAWING: None COPYRIGHT: (C)2020,JPOandINPIT
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Paragraph 0121-0122; 0126
(2020/08/15)
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- METHOD FOR PRODUCING 2-HYDRAZINOBENZOTHIAZOLE DERIVATIVE
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The present invention provides a novel method for producing a 2-hydrazinobenzothiazole derivative. The present invention also provides a method for producing a compound by using the 2-hydrazinobenzothiazole derivative obtained by the production method, and a composition that contains the compound. The present invention also provides a polymerizable composition that is useful in producing film-shaped polymers and contains the compound obtained by the production method. The invention of the present application provides a method for producing a compound represented by general formula (I-C), the method including a step of reacting a compound represented by general formula (I-B) with a compound represented by general formula (I-A) in the presence of at least one compound selected from the group consisting of metal amides, metal hydrides, metal alkoxides, and organic alkali metals. A compound derived from the compound produced by the production method, and a composition that contains the compound are also provided.
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Paragraph 0130; 0138
(2020/06/15)
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- Method for producing 2-hydrazinobenzothiazole derivative also providing a polymerizable composition which is useful for producing a film-like polymer
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The present invention provides a novel method for producing a 2-hydrazinobenzothiazole derivative. The present invention also provides a method for producing a compound using the 2-hydrazinobenzothiazole derivative obtained by the production method, and a composition containing the compound. The present invention also provides a polymerizable composition which is useful for producing a film-like polymer and contains the compound obtained by the production method. The present invention provides a method for producing a compound represented by general formula (I-C), which comprises a step for reacting a compound represented by general formula (I-B) and a compound represented by general formula (I-A) in the presence of at least one compound selected from the group consisting of metal amides, metal hydrides, metal alkoxides and organic alkali metals; the present invention also relates to a compound derived from the compound produced by the production method and a composition containing the compound.
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Paragraph 0150; 0152; 0160
(2019/09/04)
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- POLYMERIZABLE COMPOUND AND OPTICALLY ANISOTROPIC BODY
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PROBLEM TO BE SOLVED: To provide a polymerizable compound which has high storage stability and can form a film-like polymer while being difficult to cause alignment defects, where the film-like polymer is less likely to be separated from a substrate even when irradiated with ultraviolet for a long time. SOLUTION: The invention provides a compound represented by general formula (I), and a polymer thereof. A composition comprising the compound is useful as a polymerizable liquid crystal composition. (For example, the compound is bis[4-(acryloyloxyethoxy-ethoxy-ethoxy)phenyl]1,4-cyclohexanedicarboxylate.) SELECTED DRAWING: None COPYRIGHT: (C)2018,JPOandINPIT
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Paragraph 0153; 0155
(2018/04/21)
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- METHOD FOR PRODUCING POLYMERIZABLE COMPOUND
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The polymerizable compound has a hydrazone moiety. The present invention also provides a polymerizable composition in which discoloration and reduction of aligning property do not easily occur. Furthermore, the present invention provides a polymer obtained by polymerizing a polymerizable composition containing a compound obtained by the production method and an optically anisotropic body using the polymer. The present invention provides a method for producing a polymerizable compound including a step of reacting a compound represented by General Formula (I-B-a) with a compound represented by General Formula (I-B-b) to obtain a compound represented by General Formula (I-C), and provides a composition which contains a compound obtained by this production method.
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Paragraph 0142; 0150
(2019/01/04)
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- POLYMERIZABLE COMPOUND, COMPOSITION, POLYMER, OPTICALLY ANISOTROPIC BODY, LIQUID CRYSTAL DISPLAY ELEMENT, AND ORGANIC EL DEVICE
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It is an object of the present invention to provide a polymerizable compound having a good liquid crystal property, a good alignment property, sufficient solubility in solvents, high preservation stability in a solution state, and high optical stability; a composition including the polymerizable compound; a polymer produced by polymerizing the polymerizable compound, such as a resin produced using the polymerizable compound; an optically anisotropic body including the polymer; and a liquid crystal display element and an organic EL device that include the optically anisotropic body. As a result of conducting intensive studies in order to achieve the above object, the compound represented by General Formula (I) is developed.
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Paragraph 0146; 0147
(2017/09/25)
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- SYNTHESIS OF HYDROQUINONE DERIVATIVES
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A method for synthesising a compound having the general formula (I) wherein R represents substituents selected independently from the group of H, F, Cl, Br, NO2, alkyl, aryl, aralkyl, alkoxy, aryloxy, aralkoxy and disubstituted amine R' is independently selected from the group of H, F, Cl, Br, OH, NO2, alkyl, aryl, aralkyl, alkoxy, aryloxy, aralkoxy and disubstituted amine, n is selected from 1, 2 or 3.
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Page/Page column 6-7
(2008/06/13)
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