KR910008109A - Ferroelectric Liquid Crystal Composition - Google Patents

Ferroelectric Liquid Crystal Composition Download PDF

Info

Publication number
KR910008109A
KR910008109A KR1019890014359A KR890014359A KR910008109A KR 910008109 A KR910008109 A KR 910008109A KR 1019890014359 A KR1019890014359 A KR 1019890014359A KR 890014359 A KR890014359 A KR 890014359A KR 910008109 A KR910008109 A KR 910008109A
Authority
KR
South Korea
Prior art keywords
component
liquid crystal
crystal composition
formula
ferroelectric smectic
Prior art date
Application number
KR1019890014359A
Other languages
Korean (ko)
Other versions
KR0152255B1 (en
Inventor
미쯔요시 이찌하시
가네쯔구 테라시마
마고또 기꾸찌
후사유끼 다께시다
겐지 후루가와
Original Assignee
노기 사다오
짓소 가부시끼가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 노기 사다오, 짓소 가부시끼가이샤 filed Critical 노기 사다오
Priority to KR1019890014359A priority Critical patent/KR0152255B1/en
Publication of KR910008109A publication Critical patent/KR910008109A/en
Application granted granted Critical
Publication of KR0152255B1 publication Critical patent/KR0152255B1/en

Links

Classifications

    • 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

Landscapes

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

Abstract

내용 없음No content

Description

강유전성 액정 조성물Ferroelectric Liquid Crystal Composition

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 디스플레이 소자의 전자광학적 응답으로서 관찰된 파동을 나타내며, 각각의 a,b 및 c부분에 대한 우수한 기억 효과, 보통 수준의 기억 효과 및 열등한 기억 효과를 소자에 공급된 교류 전압파와 함께 나타내었다.FIG. 1 shows the wave observed as the electro-optical response of the display element, showing the excellent memory effect, moderate memory effect and inferior memory effect for each of the a, b and c portions together with the AC voltage wave supplied to the device. .

Claims (3)

(A)일반식(Ⅰ)의 광학 활성 화합물 하나 이상을 포함하는 제1성분, 및 (B)의 일반식(Ⅱ)의 광학 활성 성분 화합물 하나 이상을 포함하는 제2성분을 함유하되, 조성물 중의 제1성분 및 제2성분의 총합량이 60몰%이상이며, 조성물에서 성분화합물의 자발 분극 및 경사각의 값이 근사가법 공식에 따라 각각 60nC/㎠이상 및 24도 이상이 되도록 제1 및 제2성분 화합물의 혼합 비율을 정함을 특징으로 하는 강유전성 스멕틱 C액정 조성물.(A) a first component comprising at least one optically active compound of formula (I), and a second component comprising at least one optically active component compound of formula (II) of (B), wherein The total amount of the first component and the second component is 60 mol% or more, and the first and the second components so that the values of the spontaneous polarization and the inclination angle of the component compounds in the composition are respectively 60 nC / cm 2 or more and 24 degrees or more according to the approximation formula. A ferroelectric smectic C liquid crystal composition characterized by determining the mixing ratio of the component compounds. 상기식에서, ℓ및 m은 0또는 1의 정수이되, ℓ및 m은 둘다 1은 아니며, n은 3 내지 8의 정수이고 X 및 Y는 독립적으로 H, F, Cl 또는CN이되, X 및 Y는 H가 아니며, 일반식(Ⅰ)의 A는또는를 나타내고, 일반식(Ⅱ)의 A는 CH2O또는OCH2 를 나타내며, R는 탄소수 3 내지 18의 알킬 또는 알콕시 그룹을 나타낸다.Wherein l and m are integers of 0 or 1, l and m are not both 1, n is an integer from 3 to 8 and X and Y are independently H, F, Cl or CN, X and Y are not H, and A in Formula (I) or And A in General Formula (II) CH 2 O or OCH 2 R represents an alkyl or alkoxy group having 3 to 18 carbon atoms. 제1항에 있어서, 일반식(Ⅰ) 및 (Ⅱ)의 n이 독립적으로 6 또는 3인 강유전성 스멕틱 C액정 조성물.The ferroelectric smectic C liquid crystal composition according to claim 1, wherein n in general formulas (I) and (II) is independently 6 or 3. 제1항 또는 2항에서 정의한 강유전성 스멕틱 C액정 조성물을 함유하는 액정 디스플레이 소자.A liquid crystal display device containing the ferroelectric smectic C liquid crystal composition as defined in claim 1. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890014359A 1989-10-06 1989-10-06 Frroelectric liquid crystal composition and liquid crystal display element using the same KR0152255B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890014359A KR0152255B1 (en) 1989-10-06 1989-10-06 Frroelectric liquid crystal composition and liquid crystal display element using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890014359A KR0152255B1 (en) 1989-10-06 1989-10-06 Frroelectric liquid crystal composition and liquid crystal display element using the same

Publications (2)

Publication Number Publication Date
KR910008109A true KR910008109A (en) 1991-05-30
KR0152255B1 KR0152255B1 (en) 1998-10-01

Family

ID=19290482

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890014359A KR0152255B1 (en) 1989-10-06 1989-10-06 Frroelectric liquid crystal composition and liquid crystal display element using the same

Country Status (1)

Country Link
KR (1) KR0152255B1 (en)

Also Published As

Publication number Publication date
KR0152255B1 (en) 1998-10-01

Similar Documents

Publication Publication Date Title
KR880006344A (en) Ferroelectric Liquid Crystal Mixtures for Guesthost Display Devices
KR890000627A (en) Smetic liquid crystal mixture
KR840007399A (en) Smectic Liquid Crystal Compound and Liquid Crystal Composition
KR920702713A (en) Liquid crystal medium
KR890002368A (en) 2,5-disubstituted 1,3,4 thiadiazole liquid crystals with extended smectic C-phase
ATE80148T1 (en) CHIRAL LIQUID CRYSTAL COMPOUNDS.
DE3689773D1 (en) Ethane derivatives.
KR880005122A (en) Chiral aryl-2,3-epoxyalkyl-ethers, the corresponding thio compounds and their use as dope paints in the liquid crystal phase
KR880011073A (en) Novel optically active compounds containing many asymmetric carbon atoms
KR900003331A (en) Chiral smectic liquid crystals and glassy materials for information display and storage containing them
KR890013159A (en) Ferroelectric Liquid Crystal Composition
CA2059595A1 (en) Ferroelectric liquid crystal composition and liquid device using the same
KR900701962A (en) Ferroelectric liquid crystal polymers, methods for their preparation and their use as electro-optic components
KR910700320A (en) Liquid crystal medium containing fluorinated oligophenyl
KR920701195A (en) Phenyldioxane
KR880011306A (en) Use of liquid crystal 5-phenylpyrimidine derivatives as smectic liquid crystal mixture components
KR890006790A (en) 2,5-diphenyl pyrimidine compound and liquid crystal composition
KR900014922A (en) Ferroelectric liquid crystal device
KR890005055A (en) Optically active-2,5-diphenylpyridine
KR870700087A (en) Liquid phase
EP0247804A3 (en) 2-(alkyloxycarbonyloxyphenyl)-5-alkylpyridine and composition containing same
KR910014336A (en) Chloro tolan
KR900700575A (en) Ferroelectric Liquid Crystal Composition
KR910008109A (en) Ferroelectric Liquid Crystal Composition
KR920006480A (en) Nematic Liquid Crystal Composition for Application to Active Matrix

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20010519

Year of fee payment: 4

LAPS Lapse due to unpaid annual fee