GB2201158B - Method for the production of coloured liquid crystal displays - Google Patents

Method for the production of coloured liquid crystal displays

Info

Publication number
GB2201158B
GB2201158B GB8803758A GB8803758A GB2201158B GB 2201158 B GB2201158 B GB 2201158B GB 8803758 A GB8803758 A GB 8803758A GB 8803758 A GB8803758 A GB 8803758A GB 2201158 B GB2201158 B GB 2201158B
Authority
GB
United Kingdom
Prior art keywords
production
liquid crystal
crystal displays
coloured liquid
coloured
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
GB8803758A
Other versions
GB2201158A (en
GB8803758D0 (en
Inventor
Horst Ladwig
Hartwin Obernik
Bernd Raunig
Ernst-Adolf Jauer
Burkhard Costisella
Arno Seeboth
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik VEB
Werk fuer Fernsehelektronik GmbH
Original Assignee
Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik VEB
Werk fuer Fernsehelektronik GmbH
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 Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik VEB, Werk fuer Fernsehelektronik GmbH filed Critical Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik VEB
Publication of GB8803758D0 publication Critical patent/GB8803758D0/en
Publication of GB2201158A publication Critical patent/GB2201158A/en
Application granted granted Critical
Publication of GB2201158B publication Critical patent/GB2201158B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal (AREA)
GB8803758A 1987-02-20 1988-02-18 Method for the production of coloured liquid crystal displays Expired - Lifetime GB2201158B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD30007787A DD257889A1 (en) 1987-02-20 1987-02-20 METHOD FOR PRODUCING COLORED LIQUID CRYSTAL DISPLAYS

Publications (3)

Publication Number Publication Date
GB8803758D0 GB8803758D0 (en) 1988-03-16
GB2201158A GB2201158A (en) 1988-08-24
GB2201158B true GB2201158B (en) 1991-04-17

Family

ID=5586950

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8803758A Expired - Lifetime GB2201158B (en) 1987-02-20 1988-02-18 Method for the production of coloured liquid crystal displays

Country Status (5)

Country Link
JP (1) JPS63258981A (en)
CH (1) CH674520A5 (en)
DD (1) DD257889A1 (en)
DE (1) DE3801798A1 (en)
GB (1) GB2201158B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2715541B2 (en) * 1988-05-13 1998-02-18 三菱化学株式会社 Azo compound and liquid crystal composition containing the compound

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308161A (en) * 1980-08-04 1981-12-29 General Electric Company Novel yellow azo dyes and dichroic liquid crystal compositions made therewith
EP0067354A1 (en) * 1981-06-13 1982-12-22 Bayer Ag Liquid crystal material containing azo dyes
EP0076633A1 (en) * 1981-10-02 1983-04-13 Hitachi, Ltd. Guest-host type liquid crystal composition
GB2108519A (en) * 1981-10-19 1983-05-18 Electronic Display Syst Dichroic/tetrakisazo dyes for use in liquid crystals
EP0080153A1 (en) * 1981-11-16 1983-06-01 Mitsubishi Kasei Corporation Pleochroic azo dyes, a liquid crystal composition containing the azo dyes and a display device using the liquid crystal composition
EP0087248A1 (en) * 1982-02-10 1983-08-31 Mitsubishi Kasei Corporation Liquid crystal composition containing azo dyes
EP0111779A2 (en) * 1982-12-10 1984-06-27 Bayer Ag Azo dyestuffs and liquid crystal matter containing azo dyestuffs
EP0134471A1 (en) * 1983-07-07 1985-03-20 BASF Aktiengesellschaft Azo dyestuffs and liquid-crystal materials containing these dyestuffs
EP0155507A2 (en) * 1984-02-21 1985-09-25 BASF Aktiengesellschaft Azo dyes and liquid crystalline materials containing these dyes
WO1986003215A1 (en) * 1984-11-20 1986-06-05 Mitsui Toatsu Chemicals, Incorporated Dichroic azo dyes
EP0218174A2 (en) * 1985-10-11 1987-04-15 Bayer Ag Azo dyes and liquid-crystal materials containing azo dyes

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308161A (en) * 1980-08-04 1981-12-29 General Electric Company Novel yellow azo dyes and dichroic liquid crystal compositions made therewith
EP0067354A1 (en) * 1981-06-13 1982-12-22 Bayer Ag Liquid crystal material containing azo dyes
EP0076633A1 (en) * 1981-10-02 1983-04-13 Hitachi, Ltd. Guest-host type liquid crystal composition
GB2108519A (en) * 1981-10-19 1983-05-18 Electronic Display Syst Dichroic/tetrakisazo dyes for use in liquid crystals
EP0080153A1 (en) * 1981-11-16 1983-06-01 Mitsubishi Kasei Corporation Pleochroic azo dyes, a liquid crystal composition containing the azo dyes and a display device using the liquid crystal composition
EP0087248A1 (en) * 1982-02-10 1983-08-31 Mitsubishi Kasei Corporation Liquid crystal composition containing azo dyes
EP0111779A2 (en) * 1982-12-10 1984-06-27 Bayer Ag Azo dyestuffs and liquid crystal matter containing azo dyestuffs
EP0134471A1 (en) * 1983-07-07 1985-03-20 BASF Aktiengesellschaft Azo dyestuffs and liquid-crystal materials containing these dyestuffs
EP0155507A2 (en) * 1984-02-21 1985-09-25 BASF Aktiengesellschaft Azo dyes and liquid crystalline materials containing these dyes
WO1986003215A1 (en) * 1984-11-20 1986-06-05 Mitsui Toatsu Chemicals, Incorporated Dichroic azo dyes
EP0218174A2 (en) * 1985-10-11 1987-04-15 Bayer Ag Azo dyes and liquid-crystal materials containing azo dyes

Also Published As

Publication number Publication date
GB2201158A (en) 1988-08-24
DD257889A1 (en) 1988-06-29
DE3801798A1 (en) 1988-09-01
GB8803758D0 (en) 1988-03-16
JPS63258981A (en) 1988-10-26
CH674520A5 (en) 1990-06-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee