BE758449A - Substances nematiques - Google Patents

Substances nematiques

Info

Publication number
BE758449A
BE758449A BE758449DA BE758449A BE 758449 A BE758449 A BE 758449A BE 758449D A BE758449D A BE 758449DA BE 758449 A BE758449 A BE 758449A
Authority
BE
Belgium
Prior art keywords
nematic substances
nematic
substances
Prior art date
Application number
Other languages
English (en)
Original Assignee
Merck Patent 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.)
Publication date
Publication of BE758449A publication Critical patent/BE758449A/fr

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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/24—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing nitrogen-to-nitrogen bonds
    • C09K19/26—Azoxy compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C245/00—Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond
    • C07C245/02—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides
    • C07C245/06—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides with nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings
    • C07C245/08—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides with nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings with the two nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings, e.g. azobenzene
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/06—Preparation of azo dyes from other azo compounds by oxidation
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/28—Preparation of azo dyes from other azo compounds by etherification of hydroxyl groups
    • 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/24—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing nitrogen-to-nitrogen bonds
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/281—Means for the use of in vitro contrast agents
    • 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
BE758449D 1970-03-28 Substances nematiques BE758449A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2014989A DE2014989C3 (de) 1970-03-28 1970-03-28 Azoxybenzole

Publications (1)

Publication Number Publication Date
BE758449A true BE758449A (fr) 1971-04-16

Family

ID=5766555

Family Applications (1)

Application Number Title Priority Date Filing Date
BE758449D BE758449A (fr) 1970-03-28 Substances nematiques

Country Status (10)

Country Link
US (1) US3773747A (fr)
JP (2) JPS5136257B1 (fr)
BE (1) BE758449A (fr)
CH (1) CH549223A (fr)
DE (1) DE2014989C3 (fr)
FR (1) FR2083840A5 (fr)
GB (1) GB1285388A (fr)
IL (1) IL35574A (fr)
NL (1) NL7016152A (fr)
SU (1) SU433697A3 (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853785A (en) * 1971-10-14 1974-12-10 Univ Temple Stable liquid crystal mixtures including anil-type nematic compounds
FR2184512B1 (fr) * 1972-05-19 1975-11-28 Thomson Csf
US4011173A (en) * 1972-08-03 1977-03-08 Merck Patent Gesellschaft Mit Beschrankter Haftung Modified nematic mixtures with positive dielectric anisotropy
GB1433130A (en) * 1972-11-09 1976-04-22 Secr Defence Substituted biphenyl and polyphenyl compounds and liquid crystal materials and devices containing them
JPS564596B2 (fr) * 1972-12-06 1981-01-30
JPS562115B2 (fr) * 1973-03-13 1981-01-17
JPS605630B2 (ja) * 1973-07-06 1985-02-13 セイコーエプソン株式会社 表示装置
JPS5023385A (fr) * 1973-07-06 1975-03-13
US3932298A (en) * 1973-07-19 1976-01-13 Temple University Nematic liquid crystals with charge-transfer acceptors as dopants
DE2441296C3 (de) * 1973-08-31 1978-11-02 Dai Nippon Toryo K.K., Osaka (Japan) Nematische Flüssigkristallmassen und deren Verwendung
US3979320A (en) * 1973-09-22 1976-09-07 Hodogaya Chemical Co., Ltd. Liquid crystal composition
US3926834A (en) * 1973-10-01 1975-12-16 Rockwell International Corp Low melting point disubstituted-p,p'-phenyl cinnamate liquid crystals
NL174720C (nl) * 1973-12-13 1984-08-01 Philips Nv Beeldweergeefcel en methode voor de vervaardiging van een vloeibaar kristallijn p-n.butyl-p'-alkoxyazobenzeen.
US4097120A (en) * 1973-12-13 1978-06-27 U.S. Philips Corporation Liquid crystalline compounds and mixtures
US4020002A (en) * 1974-02-28 1977-04-26 Beckman Instruments, Inc. Non-schiff base field effect liquid crystal composition
DE2504564B2 (de) * 1974-06-07 1977-11-24 (+)p-alkoxy-p'-(2-methylbutyl)azoxybenzole und ein diese enthaltendes cholesterinisches fluessigkristallgemisch
US3975286A (en) * 1974-09-03 1976-08-17 Beckman Instruments, Inc. Low voltage actuated field effect liquid crystals compositions and method of synthesis
US4066567A (en) * 1976-02-04 1978-01-03 Temple University Liquid crystal cumulative dosimeter
DE2836644A1 (de) * 1978-08-22 1980-03-06 Boehringer Mannheim Gmbh Diagnostisches mittel zum nachweis von leukozyten in koerperfluessigkeiten und dafuer geeignete chromogene
JPS5973555A (ja) * 1982-10-20 1984-04-25 Seiko Epson Corp エステル−アゾキシ化合物
JPS59126492A (ja) * 1982-12-24 1984-07-21 Fujitsu Ltd 液晶組成物
EP0292139A1 (fr) * 1987-05-05 1988-11-23 Imperial Chemical Industries Plc Composés azoiques
CN104710812B (zh) * 2013-12-16 2017-02-22 上海安诺其集团股份有限公司 一种可碱性染色的分散染料的制备方法
CN106893356A (zh) * 2017-01-10 2017-06-27 泉州市希姆色彩研究院有限公司 一种高水牢度的分散橙染料及其制备方法
CN113149861B (zh) * 2021-05-13 2023-01-31 郑州大学 对羟甲基苯甲酸（烷基酯）-4-偶氮苯及其制备方法和应用

Also Published As

Publication number Publication date
JPS5137838B1 (fr) 1976-10-18
DE2014989B2 (de) 1974-04-11
US3773747A (en) 1973-11-20
JPS5136257B1 (fr) 1976-10-07
DE2014989A1 (de) 1971-10-21
DE2014989C3 (de) 1974-11-14
CH549223A (de) 1974-05-15
IL35574A0 (en) 1971-01-28
GB1285388A (en) 1972-08-16
FR2083840A5 (fr) 1971-12-17
NL7016152A (fr) 1971-09-30
SU433697A3 (ru) 1974-06-25
IL35574A (en) 1973-11-28

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