KR950003419A - Liquid crystal mixture - Google Patents

Liquid crystal mixture Download PDF

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KR950003419A
KR950003419A KR1019940017899A KR19940017899A KR950003419A KR 950003419 A KR950003419 A KR 950003419A KR 1019940017899 A KR1019940017899 A KR 1019940017899A KR 19940017899 A KR19940017899 A KR 19940017899A KR 950003419 A KR950003419 A KR 950003419A
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alkyl
general formula
compounds
liquid crystal
compound
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KR1019940017899A
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베버 게오르그
플라흐 헤르베르트
라이펜라트 볼케르
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위르겐 호이만, 라인하르트 슈틀러
메르크 파텐트 게젤샤프트 미트 베쉬랭크터 하프퉁
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Publication of KR950003419A publication Critical patent/KR950003419A/en

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    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • C09K19/46—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing esters
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C255/50—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton to carbon atoms of non-condensed six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C255/55—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and esterified hydroxy groups bound to the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3066—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
    • C09K19/3402—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • C09K19/44—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing compounds with benzene rings directly linked
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal Substances (AREA)

Abstract

본 발명은 2개 이상의 일반식(Ⅰa) 내지 (Ⅰd) 화합물, 하나이상의 하기 일반식(Ⅱ) 화합물, 하나 이상의 하기 일반식(Ⅲ) 화합물 및 임의로 하나이상의 하기 일반식(Ⅳ) 및 (Ⅴ) 화합물로 필수적으로 이루어진 액정 혼합물에 관한 것이다.The present invention relates to two or more general formula (Ia) to (Id) compounds, one or more general formula (II) compounds, one or more general formula (III) compounds, and optionally one or more general formulas (IV) and (V) It relates to a liquid crystal mixture consisting essentially of the compound.

상기식들에서, R1은 직쇄의 C1-C7알킬이고, R2는 직쇄의 C2-C7알킬이고, X1은 F,Cl,CN,C1-C7알킬 또는 C1-C7알콕시이고, R3는 C1-C10알킬 또는 알콕시이고, X2는 F,Cl,C1-C7알킬 또는 C1-C7알콕시이고, L1및 L2는 각각 독립적으로, H 또는 F이나, 단 L1, L2및 X2중의 하나이상은 F 도는 Cl이고, m은 1 또는 2이고, R4및 R5는 R3에 대해 정의된 의미를 가지며, X3는 X2에 대해 정의된 의미를 가지며, n은 0 또는 1이고, o 및 r은 각각 독립적으로 0 또는 1이고,는또는이다.In the above formulas, R 1 is straight chain C 1 -C 7 alkyl, R 2 is straight chain C 2 -C 7 alkyl, and X 1 is F, Cl, CN, C 1 -C 7 alkyl or C 1- C 7 alkoxy, R 3 is C 1 -C 10 alkyl or alkoxy, X 2 is F, Cl, C 1 -C 7 alkyl or C 1 -C 7 alkoxy, L 1 and L 2 are each independently, H or F, provided that at least one of L 1 , L 2 and X 2 is F or Cl, m is 1 or 2, R 4 and R 5 have the meanings defined for R 3 , and X 3 is X Has a meaning defined for 2 , n is 0 or 1, o and r are each independently 0 or 1, Is or to be.

Description

액정 혼합물Liquid crystal mixture

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (9)

하기 일반식(Ⅰa) 내지 (Ⅰd) 중에서 선택된 2개 이상의 화합물, 하나이상의 하기 일반식(Ⅱ) 화합물, 하나이상의 하기 일반식(Ⅲ) 화합물 및 임의로 하나이상의 하기 일반식(Ⅳ) 및 (Ⅴ) 화합물로 필수적으로 이루어진 액정 혼합물:Two or more compounds selected from the following general formulas (Ia) to (Id), one or more general formula (II) compounds, one or more general formula (III) compounds, and optionally one or more general formulas (IV) and (V) Liquid crystal mixture consisting essentially of the compound: 상기식들에서, R1은 직쇄의 C1-C7알킬이고, R2는 직쇄의 C2-C7알킬이고, X1은 F,Cl,CN,C1-C7알킬 또는 C1-C7알콕시이고, R3는 C1-C10알킬 또는 알콕시이고, X2는 F,Cl,C1-C7알킬 또는 C1-C7알콕시이고, L1및 L2는 각각 독립적으로, H 또는 F이나, 단 L1, L2및 X2중의 하나이상은 F 도는 Cl이고, m은 1 또는 2이고, R4및 R5는 R3에 대해 정의된 의미를 가지며, X3는 X2에 대해 정의된 의미를 가지며, n은 0 또는 1이고, o 및 r은 각각 독립적으로 0 또는 1이고,는또는이다.In the above formulas, R 1 is straight chain C 1 -C 7 alkyl, R 2 is straight chain C 2 -C 7 alkyl, and X 1 is F, Cl, CN, C 1 -C 7 alkyl or C 1- C 7 alkoxy, R 3 is C 1 -C 10 alkyl or alkoxy, X 2 is F, Cl, C 1 -C 7 alkyl or C 1 -C 7 alkoxy, L 1 and L 2 are each independently, H or F, provided that at least one of L 1 , L 2 and X 2 is F or Cl, m is 1 or 2, R 4 and R 5 have the meanings defined for R 3 , and X 3 is X Has a meaning defined for 2 , n is 0 or 1, o and r are each independently 0 or 1, Is or to be. 제1항에 있어서, 하나이상의 일반식(Ⅰc) 화합물, 하나이상의 일반식(Ⅰd) 화합물 및 m이 2이고 L1이 F이고 L2가 H이고 X2가 C1-C7알킬인 하나이상의 일반식(Ⅲ) 화합물을 함유함을 특징으로 하는 액정혼합물.The compound of claim 1, wherein at least one compound of formula (Ic), at least one compound of formula (Id), and m is 2, L 1 is F, L 2 is H and X 2 is C 1 -C 7 alkyl A liquid crystal mixture characterized by containing a general formula (III) compound. 제1항 또는 제2항에 있어서, 총 혼합물중의 일반식(Ⅰ)과 (Ⅱ) 화합물의 비가 40 내지 90중량%임을 특징으로 하는 액정 혼합물.The liquid crystal mixture according to claim 1 or 2, wherein the ratio of the compounds of general formula (I) and (II) in the total mixture is 40 to 90% by weight. 제1항 내지 제3항중 어느 한 항에 있어서, 총 혼합물중의 일반식(Ⅰ) 화합물의 비가 40중량% 이상임을 특징으로 하는 액정 혼합물.The liquid crystal mixture according to any one of claims 1 to 3, wherein the ratio of the compound of general formula (I) in the total mixture is at least 40% by weight. 제1항 내지 제4항중 어느 한 항에 있어서, 2개 이상의 일반식(Ⅰa) 내지 (Ⅰd) 화합물 40 내지 70중량%, X가 F인 하나이상의 일반식(Ⅱ) 화합물 3 내지 15중량%, m이 2이고 L1이 F이고 X2가 C1-C6알킬인 하나이상의 일반식(Ⅲ) 화합물 15 내지 25중량% 및 임의로 하나이상의 일반식(Ⅳ) 및/또는 (Ⅴ) 화합물 0 내지 30중량%로 이루어짐을 특징으로 하는 액정 혼합물.The compound according to any one of claims 1 to 4, wherein 40 to 70% by weight of two or more general formula (Ia) to (Id) compounds, 3 to 15% by weight of one or more general formula (II) compounds wherein X is F, 15 to 25% by weight of one or more general formula (III) compounds, wherein m is 2, L 1 is F and X 2 is C 1 -C 6 alkyl and optionally one or more general formulas (IV) and / or (V) Liquid crystal mixture, characterized in that consisting of 30% by weight. 제1항 내지 제5항중 어느 한 항에 있어서, R1이 C2-C5n-알킬이고, R2가 C2-C5n-알킬이고, R3가 C2-C5n-알킬이고, R4가 C2-C5n-알킬이고, R5가 C2-C5n-알킬이고, X3가 F이거나 C1-C5n-알킬 또는 n-알콕시임을 특징으로 하는 액정 혼합물.6. The compound of claim 1, wherein R 1 is C 2 -C 5 n-alkyl, R 2 is C 2 -C 5 n-alkyl, and R 3 is C 2 -C 5 n-alkyl , R 4 is C 2 -C 5 n-alkyl, R 5 is C 2 -C 5 n-alkyl, X 3 is F or C 1 -C 5 n-alkyl or n-alkoxy mixture. 제1항 내지 제6항중 어느 한항에 있어서, 3보다 많은 일반식(Ⅰ) 화합물, 1이상의 일반식(Ⅱ) 화합물, 5미만의 일반식(Ⅲ) 화합물 및 3미만의 일반식(Ⅳ) 화합물을 함유함을 특징으로 하는 액정 혼합물.The compound according to any one of claims 1 to 6, wherein more than 3 general formula (I) compounds, one or more general formula (II) compounds, less than 5 general formula (III) compounds, and less than 3 general formula (IV) compounds. A liquid crystal mixture, characterized in that it contains. 하나이상의 성분(A)가 제1항 내지 제7항중 어느 한 항에 따른 액정 매질임을 특징으로 하며, 2개 이상의 성분들이 거의 동일한 임계전압과 상이한 광학 이방성을 갖거나, 2개 이상의 성분들이 거의 동일한 광학 이방성과 상이한 임계전압을 갖는 2개 이상의 액정 성분들을 포함하는 멀티바틀(multibottle) 시스템.The at least one component (A) is characterized in that it is a liquid crystal medium according to any one of claims 1 to 7, wherein the two or more components have different optical anisotropy with almost the same threshold voltage, or the two or more components are almost identical A multibottle system comprising two or more liquid crystal components having a threshold voltage different from optical anisotropy. 제1항 내지 제7항중 어느 한 항에 따른 액정 매질 또는 제8항에 따른 멀티바틀 시스템으로부터 수득할 수 있는 액정 매질을 함유함을 특징으로 하는, 트위스트된 네마틱 쎌의 원리를 기본으로 하는 전광 디스플레이 장치.An electric light based on the principle of twisted nematic shock, characterized in that it contains a liquid crystal medium according to any one of claims 1 to 7 or a liquid crystal medium obtainable from a multibottle system according to claim 8. Display device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940017899A 1993-07-26 1994-07-25 Liquid crystal mixture KR950003419A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4010668A1 (en) * 1989-04-19 1990-10-25 Merck Patent Gmbh Super-twist liq. crystal displays
DE3915058A1 (en) * 1989-05-09 1990-11-15 Merck Patent Gmbh LIQUID CRYSTAL DISPLAY OMI-TYPE
DE4102361A1 (en) * 1990-02-13 1991-08-22 Merck Patent Gmbh Low-viscosity liq. crystal mixts. - contain 4-chloro:phenyl ester(s) of 4-alkyl-benzoic or-cyclohexane carboxylic acids, and 4-substd. benzonitrile(s)
DE4119292A1 (en) * 1991-04-12 1992-10-15 Merck Patent Gmbh Liquid crystal mixt. used in super-twist LCD with very fast switching

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