KR940007159A - 강유전성 액정조성물 - Google Patents

강유전성 액정조성물 Download PDF

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Publication number
KR940007159A
KR940007159A KR1019930017687A KR930017687A KR940007159A KR 940007159 A KR940007159 A KR 940007159A KR 1019930017687 A KR1019930017687 A KR 1019930017687A KR 930017687 A KR930017687 A KR 930017687A KR 940007159 A KR940007159 A KR 940007159A
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South Korea
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liquid crystal
ferroelectric liquid
length
crystal composition
crystal molecule
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KR1019930017687A
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KR100265511B1 (ko
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아끼오 야스다
게이이찌 니또
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오가 노리오
소니 가부시기가이샤
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Publication of KR100265511B1 publication Critical patent/KR100265511B1/ko

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    • 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
    • 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
    • C09K19/46—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing esters
    • 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
    • C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
    • C09K19/0225—Ferroelectric

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  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal Substances (AREA)

Abstract

본 발명은 액정분자 설계파라미터와; 액정분자의 외관상의 콘각 θ과의 적 :θ을 12.5≤θ≤16으로 하고, 또한 액정분자 설계파라미터와, 카이럴액정분자를 구성하는 리지드부에 대한 플렉시블부의 길이의 비와의 적 : δ=

Description

강유전성 액정조성물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 강유전성 액정(FLC)조성물의 액정분자 설계파라미터와 액정분자의 외관산의 콘각 θ과의 적 :θ에 대한 콘트라스트의 변화를 도시한 그래프,
제2도는 상기θ에 대한 상승시간(응답속도)의 변화를 도시한 그래프,
제3도는 FLC의 분자의 동작을 설명하기 위한 그래프,
제4도는 카이럴액정분자를 예시한 각 구조식,
제5도는 논카이럴베이스재료를 예시한 각 구조식.

Claims (5)

  1. 액정분자 설계파라미터와; 액정분자의 외관상의 콘각 θ과 의 적 :θ이, 12.5≤θ≤16(단,=(전계에 의한 스위칭 전후에서의 액정분자의 알킬쇄부의 적외피크강도비)/(전계에 의한 스위칭 전후에서의 액정 분자의 코어부의 적외선피크강도비), θ는 전계에 의한 스위칭시에 액정분자가 가상적인 원추면상을 돌때, 그 원추면을 가진 콘이 이루는 외관상의 정각(頂角)임)인 강유전성 액정조성물.
  2. 제1항에 있어서, 13≤θ≤15인 강유전성 액정조성물.
  3. 제1항에 기재한 액정분자 설계파라미터와, 카이럴액정분자를 구성하는 리지드부에 대한 플렉시블부의 길이의 비와의 적 : δ=ㆍ(플렉시블부의 길이/리지드부의 길이)이, δ≤0.5인 강유전성 액정조성물.
  4. 내용 없음
  5. 제1항 내지 제4항중 어느 한 항에 있어서, 카이럴스멕틱 강유전성 액정분자를 함유하고, 이 강유전성 액정분자가 방향족기(芳香族基) 사이가 직접결합 되어있는 방향족 화합물과, 방향족기 사이가 에스테르결합으로 연결되어 있는 방향족 화합물의 최소한 하나로 이루어지는 강유전성 액정조성물.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930017687A 1992-09-04 1993-09-04 강유전성 액정조성물 KR100265511B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4262861A JPH0682743A (ja) 1992-09-04 1992-09-04 強誘電性液晶組成物
JP92-262,861 1992-09-04

Publications (2)

Publication Number Publication Date
KR940007159A true KR940007159A (ko) 1994-04-26
KR100265511B1 KR100265511B1 (ko) 2000-12-01

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KR1019930017687A KR100265511B1 (ko) 1992-09-04 1993-09-04 강유전성 액정조성물

Country Status (5)

Country Link
US (1) US5571450A (ko)
EP (1) EP0587052B1 (ko)
JP (1) JPH0682743A (ko)
KR (1) KR100265511B1 (ko)
DE (1) DE69318779T2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07152017A (ja) 1993-11-30 1995-06-16 Sony Corp 液晶素子の駆動方法及びその液晶素子
US6572577B1 (en) * 2000-06-23 2003-06-03 Mcneil-Ppc, Inc. Applicator for catamenial device having improved gripper end

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DE3587601T2 (de) * 1984-10-18 1994-03-10 Chisso Corp Ferroelektrische chirale smektische Flüssigkristallzusammensetzung.
DE3683062D1 (de) * 1985-02-08 1992-02-06 Ajinomoto Kk Auf polyphenyl basierende esterverbindungen und sie enthaltende fluessigkristalline zusammensetzungen.
DE3667052D1 (en) * 1985-07-01 1989-12-28 Ajinomoto Kk Biphenyl carbonic acid ester compounds and liquid crystal composition containing the same
ATE110368T1 (de) * 1986-02-17 1994-09-15 Merck Patent Gmbh Optisch aktive verbindungen.
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JP2627679B2 (ja) * 1990-10-19 1997-07-09 高砂香料工業株式会社 光学活性化合物、それを含む液晶組成物及び液晶電気光学素子
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Also Published As

Publication number Publication date
JPH0682743A (ja) 1994-03-25
EP0587052A1 (en) 1994-03-16
KR100265511B1 (ko) 2000-12-01
US5571450A (en) 1996-11-05
DE69318779T2 (de) 1999-01-21
EP0587052B1 (en) 1998-05-27
DE69318779D1 (de) 1998-07-02

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