KR850002021A - 헬리크롬 액정 표시소자 - Google Patents

헬리크롬 액정 표시소자

Info

Publication number
KR850002021A
KR850002021A KR1019840004849A KR840004849A KR850002021A KR 850002021 A KR850002021 A KR 850002021A KR 1019840004849 A KR1019840004849 A KR 1019840004849A KR 840004849 A KR840004849 A KR 840004849A KR 850002021 A KR850002021 A KR 850002021A
Authority
KR
South Korea
Prior art keywords
helichrome
liquid crystal
display device
crystal display
liquid
Prior art date
Application number
KR1019840004849A
Other languages
English (en)
Other versions
KR850001703B1 (ko
Inventor
알렌 브라운 하비
앤드루 허프만 윌리암
Original Assignee
미네소타 마이닝 앤드 매뉴팩츄어링 컴페니
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 미네소타 마이닝 앤드 매뉴팩츄어링 컴페니 filed Critical 미네소타 마이닝 앤드 매뉴팩츄어링 컴페니
Priority to KR1019840004849A priority Critical patent/KR850001703B1/ko
Publication of KR850002021A publication Critical patent/KR850002021A/ko
Application granted granted Critical
Publication of KR850001703B1 publication Critical patent/KR850001703B1/ko

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
    • C09K19/36—Steroidal liquid crystal compounds
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/60—Pleochroic dyes
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/60—Pleochroic dyes
    • C09K19/601—Azoic
    • 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
KR1019840004849A 1980-07-16 1984-08-13 헬리크롬 액정 표시소자 KR850001703B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019840004849A KR850001703B1 (ko) 1980-07-16 1984-08-13 헬리크롬 액정 표시소자

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US16927580A 1980-07-16 1980-07-16
US169275 1980-07-16
KR1019810002615A KR840001835B1 (ko) 1980-07-16 1981-07-16 헬리크롬 조성물
KR1019840004849A KR850001703B1 (ko) 1980-07-16 1984-08-13 헬리크롬 액정 표시소자

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1019810002615A Division KR840001835B1 (ko) 1980-07-16 1981-07-16 헬리크롬 조성물

Publications (2)

Publication Number Publication Date
KR850002021A true KR850002021A (ko) 1985-04-10
KR850001703B1 KR850001703B1 (ko) 1985-11-26

Family

ID=22614957

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1019810002615A KR840001835B1 (ko) 1980-07-16 1981-07-16 헬리크롬 조성물
KR1019840004849A KR850001703B1 (ko) 1980-07-16 1984-08-13 헬리크롬 액정 표시소자

Family Applications Before (1)

Application Number Title Priority Date Filing Date
KR1019810002615A KR840001835B1 (ko) 1980-07-16 1981-07-16 헬리크롬 조성물

Country Status (8)

Country Link
EP (1) EP0044666B1 (ko)
JP (1) JPS5749666A (ko)
KR (2) KR840001835B1 (ko)
AU (2) AU548138B2 (ko)
DE (1) DE3170701D1 (ko)
HK (1) HK86685A (ko)
MY (1) MY8700053A (ko)
SG (1) SG68785G (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5649063A (en) * 1979-09-27 1981-05-02 Santo Tekkosho Kk Continuous washing and dehydrating apparatus of fabric
US4514045A (en) * 1981-06-22 1985-04-30 Minnesota Mining And Manufacturing Company Helichromic-smectic liquid crystal compositions and display cells
US4530572A (en) * 1982-12-30 1985-07-23 Minnesota Mining And Manufacturing Company Substituted anthraquinone-type isotropic dyes for liquid crystal display devices
JPS60122394U (ja) * 1984-01-24 1985-08-17 株式会社　山東鉄工所 布帛の連続洗浄装置
JPS60122396U (ja) * 1984-01-24 1985-08-17 株式会社　山東鉄工所 布帛の連続加工装置
JPS63126958A (ja) * 1986-11-13 1988-05-30 カネボウ株式会社 織物の縮絨方法および縮絨装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3960751A (en) * 1973-09-19 1976-06-01 Matsushita Electric Industrial Co., Ltd. Electro-optical display element
US3977769A (en) * 1974-05-31 1976-08-31 Matsushita Electric Industrial Co., Ltd. Electro-optic device
GB1556311A (en) * 1976-09-06 1979-11-21 Suwa Seikosha Kk Liquid crystal composition
US4128496A (en) * 1976-09-09 1978-12-05 General Electric Company Dichroic liquid crystal compositions
US4128497A (en) * 1976-09-09 1978-12-05 General Electric Company Dichroic liquid crystal compositions
US4153343A (en) * 1977-06-09 1979-05-08 Rca Corporation Liquid crystal dyestuffs and electro-optic devices incorporating same
DE2902177A1 (de) * 1978-12-21 1980-07-17 Bbc Brown Boveri & Cie Fluessigkristallmischung

Also Published As

Publication number Publication date
KR850001703B1 (ko) 1985-11-26
MY8700053A (en) 1987-12-31
AU7288881A (en) 1982-01-21
AU4996585A (en) 1986-04-24
DE3170701D1 (en) 1985-07-04
EP0044666A2 (en) 1982-01-27
KR830006400A (ko) 1983-09-24
EP0044666A3 (en) 1982-02-03
JPH0312112B2 (ko) 1991-02-19
SG68785G (en) 1986-11-21
HK86685A (en) 1985-11-15
KR840001835B1 (ko) 1984-10-22
AU548138B2 (en) 1985-11-28
AU566044B2 (en) 1987-10-08
JPS5749666A (en) 1982-03-23
EP0044666B1 (en) 1985-05-29

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Legal Events

Date Code Title Description
A107 Divisional application of patent
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20001124

Year of fee payment: 16

EXPY Expiration of term