HK86685A - Helichromic compounds and displays - Google Patents

Helichromic compounds and displays

Info

Publication number
HK86685A
HK86685A HK866/85A HK86685A HK86685A HK 86685 A HK86685 A HK 86685A HK 866/85 A HK866/85 A HK 866/85A HK 86685 A HK86685 A HK 86685A HK 86685 A HK86685 A HK 86685A
Authority
HK
Hong Kong
Prior art keywords
displays
helichromic compounds
helichromic
compounds
Prior art date
Application number
HK866/85A
Other languages
English (en)
Inventor
Harvey A Brown
William A Huffman
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of HK86685A publication Critical patent/HK86685A/xx

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)
HK866/85A 1980-07-16 1985-11-07 Helichromic compounds and displays HK86685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16927580A 1980-07-16 1980-07-16

Publications (1)

Publication Number Publication Date
HK86685A true HK86685A (en) 1985-11-15

Family

ID=22614957

Family Applications (1)

Application Number Title Priority Date Filing Date
HK866/85A HK86685A (en) 1980-07-16 1985-11-07 Helichromic compounds and displays

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
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
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
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
US4128497A (en) * 1976-09-09 1978-12-05 General Electric Company Dichroic liquid crystal compositions
US4128496A (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
EP0044666A2 (en) 1982-01-27
EP0044666B1 (en) 1985-05-29
AU7288881A (en) 1982-01-21
JPS5749666A (en) 1982-03-23
KR840001835B1 (ko) 1984-10-22
DE3170701D1 (en) 1985-07-04
KR850002021A (ko) 1985-04-10
KR830006400A (ko) 1983-09-24
AU4996585A (en) 1986-04-24
AU548138B2 (en) 1985-11-28
AU566044B2 (en) 1987-10-08
SG68785G (en) 1986-11-21
MY8700053A (en) 1987-12-31
JPH0312112B2 (ko) 1991-02-19
KR850001703B1 (ko) 1985-11-26
EP0044666A3 (en) 1982-02-03

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Legal Events

Date Code Title Description
PE Patent expired