IT1094950B - Miscele di cristalli liquidi - Google Patents

Miscele di cristalli liquidi

Info

Publication number
IT1094950B
IT1094950B IT24162/78A IT2416278A IT1094950B IT 1094950 B IT1094950 B IT 1094950B IT 24162/78 A IT24162/78 A IT 24162/78A IT 2416278 A IT2416278 A IT 2416278A IT 1094950 B IT1094950 B IT 1094950B
Authority
IT
Italy
Prior art keywords
mixtures
liquid crystals
crystals
liquid
Prior art date
Application number
IT24162/78A
Other languages
English (en)
Other versions
IT7824162A0 (it
Original Assignee
Hoffmann La Roche
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
Priority claimed from CH686377A external-priority patent/CH633310A5/de
Application filed by Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of IT7824162A0 publication Critical patent/IT7824162A0/it
Application granted granted Critical
Publication of IT1094950B publication Critical patent/IT1094950B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/26—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C07C1/22—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by reduction
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46—Friedel-Crafts reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
    • C07C49/782—Ketones containing a keto group bound to a six-membered aromatic ring polycyclic
    • C07C49/792—Ketones containing a keto group bound to a six-membered aromatic ring polycyclic containing rings other than six-membered aromatic rings
    • 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
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • 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
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • C09K19/48—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing Schiff bases
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/18—Carbon
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
    • C07C2523/44—Palladium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT24162/78A 1977-06-03 1978-06-02 Miscele di cristalli liquidi IT1094950B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH686377A CH633310A5 (en) 1977-06-03 1977-06-03 Liquid-crystal mixtures
CH386878 1978-04-11

Publications (2)

Publication Number Publication Date
IT7824162A0 IT7824162A0 (it) 1978-06-02
IT1094950B true IT1094950B (it) 1985-08-10

Family

ID=25694048

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24162/78A IT1094950B (it) 1977-06-03 1978-06-02 Miscele di cristalli liquidi

Country Status (9)

Country Link
US (1) US4198130A (it)
JP (1) JPS542283A (it)
DD (1) DD140755A5 (it)
DE (1) DE2823909C2 (it)
FR (1) FR2393046A1 (it)
GB (1) GB1597990A (it)
HK (1) HK11382A (it)
IT (1) IT1094950B (it)
NL (1) NL7805785A (it)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337999A (en) * 1977-08-29 1982-07-06 Sharp Corporation Fluorescent liquid crystal display compositions and devices
JPS5478383A (en) * 1977-12-05 1979-06-22 Toshiba Corp Liquid crystal display element
DE2822504A1 (de) * 1978-05-23 1979-11-29 Siegfried Ag Verfahren zur herstellung von trans-4-alkyl-cyanoarylcyclohexanen
DE2966302D1 (en) * 1978-09-13 1983-11-17 Secr Defence Brit Improvements in or relating to liquid crystal materials and devices
DE2944905A1 (de) * 1978-12-13 1980-10-23 Werk Fernsehelektronik Veb Kristallin-fluessige substituierte 1,3-dioxane und diese enthaltende gemische
CA1120478A (en) * 1979-02-05 1982-03-23 Arthur Boller Cyclohexyl pyrimidines
DE2907332A1 (de) * 1979-02-24 1980-09-18 Merck Patent Gmbh Fluorphenylcyclohexane, verfahren zu ihrer herstellung und ihre verwendung als komponenten fluessigkristalliner dielektrika
DE2927277A1 (de) * 1979-07-06 1981-01-08 Merck Patent Gmbh Cyclohexylbiphenyle, verfahren zu ihrer herstellung, diese enthaltende dielektrika und elektrooptisches anzeigeelement
US4293193A (en) * 1979-08-15 1981-10-06 Temple University Amine-substituted liquid crystal compositions
US4364838A (en) * 1979-11-14 1982-12-21 Hoffmann-La Roche Inc. Liquid crystal mixtures
DE2948836A1 (de) * 1979-12-05 1981-06-11 Merck Patent Gmbh, 6100 Darmstadt Partiell hydrierte oligo-1,4-phenylene, diese enthaltende dielektrika und elektrooptisches anzeigeelement
DE2949080A1 (de) * 1979-12-06 1981-06-11 Merck Patent Gmbh, 6100 Darmstadt Naphthalinderivate, diese enthaltende dielektrika und elektrooptisches anzeigeelement
US4335011A (en) * 1980-03-28 1982-06-15 Timex Corporation Cyclohexyl-dioxane liquid crystalline compounds
DE3023989A1 (de) * 1980-06-26 1982-01-21 Merck Patent Gmbh, 6100 Darmstadt Fluessigkristallines dielektrikum
JPS5734176A (en) * 1980-08-08 1982-02-24 Hitachi Ltd Liquid crystal composition
DE3201721A1 (de) * 1981-01-30 1982-08-19 F. Hoffmann-La Roche & Co. AG, 4002 Basel Disubstituierte aethane
EP0058981B1 (en) * 1981-02-25 1986-01-22 Hitachi, Ltd. Colorless liquid crystalline compounds
EP0060646B1 (en) * 1981-03-13 1985-10-09 The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Liquid crystal compositions
US4422951A (en) * 1981-04-02 1983-12-27 Chisso Corporation Liquid crystal benzene derivatives
JPS588779A (ja) * 1981-07-08 1983-01-18 Hitachi Ltd 液晶表示装置
JPS588778A (ja) * 1981-07-08 1983-01-18 Hitachi Ltd 液晶組成物
JPS588780A (ja) * 1981-07-08 1983-01-18 Hitachi Ltd 液晶組成物
US4482472A (en) * 1981-08-06 1984-11-13 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britian And Northern Ireland Liquid crystal materials
EP0090548B1 (en) * 1982-03-26 1987-11-11 Chisso Corporation Liquid-crystalline compounds
JPS58225179A (ja) * 1982-06-21 1983-12-27 Sharp Corp 液晶組成物
GB8302395D0 (en) * 1983-01-28 1983-03-02 Secr Defence Liquid crystal materials
JPS6055078A (ja) * 1983-08-30 1985-03-29 シャープ株式会社 液晶組成物
JPS59221376A (ja) * 1983-05-31 1984-12-12 Sharp Corp 液晶組成物
DE3321373A1 (de) * 1983-06-14 1984-12-20 Merck Patent Gmbh, 6100 Darmstadt Bicyclohexyle
JPH0629426B2 (ja) * 1984-07-09 1994-04-20 カシオ計算機株式会社 液晶組成物
DD234278A1 (de) * 1985-01-28 1986-03-26 Univ Halle Wittenberg Schaltzeitverkuerzende dotierungen fuer kristallin-fluessige gemische
US4879061A (en) * 1986-09-29 1989-11-07 Crystaloid Electronics Co. Liquid crystalline materials and method of making same
JPH02221485A (ja) * 1989-02-23 1990-09-04 Mitsui Petrochem Ind Ltd 低濾水性パルプの製法
JP5655341B2 (ja) * 2010-03-29 2015-01-21 Dic株式会社 シクロヘキサン化合物

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1393216A (en) * 1972-10-05 1975-05-07 Werk Fernsehelektronik Veb Liquid crystalline nematic substance comprising diesters of 2-substituted hydroquinone and applications thereof
DD105701A1 (it) * 1973-07-02 1974-05-05
US4000084A (en) * 1973-12-17 1976-12-28 Hughes Aircraft Company Liquid crystal mixtures for electro-optical display devices
JPS5235183A (en) * 1975-09-12 1977-03-17 Hitachi Ltd Liquid crystal composition for electoric field effect type display
US4062798A (en) * 1975-09-19 1977-12-13 Hoffmann-La Roche Inc. Phenylpyrimidine derivatives
DE2548360C2 (de) * 1975-10-29 1983-12-08 Merck Patent Gmbh, 6100 Darmstadt Flüssigkristalline Materialien mit verminderter Viskosität
DE2557267A1 (de) * 1975-12-19 1977-06-30 Bbc Brown Boveri & Cie Fluessigkristallsubstanz
NL7701750A (nl) * 1976-02-26 1977-08-30 Hoffmann La Roche Mengsels van vloeibare kristallen.
DE2636684C3 (de) * 1976-08-14 1980-06-19 Merck Patent Gmbh, 6100 Darmstadt Phenylcyclohexanderivate und ihre Verwendung in flüssigkristallinen Dielektrika
US4029595A (en) * 1976-09-17 1977-06-14 Rca Corporation Novel liquid crystal compounds and electro-optic devices incorporating them
DE2701591C3 (de) * 1977-01-15 1979-12-20 Merck Patent Gmbh, 6100 Darmstadt Hexahydroterphenylderivate und deren Verwendung in flüssigkristallinen Dielektrika

Also Published As

Publication number Publication date
HK11382A (en) 1982-03-19
DE2823909A1 (de) 1978-12-07
FR2393046B1 (it) 1980-04-04
IT7824162A0 (it) 1978-06-02
US4198130A (en) 1980-04-15
JPS6123839B2 (it) 1986-06-07
NL7805785A (nl) 1978-12-05
DD140755A5 (de) 1980-03-26
JPS542283A (en) 1979-01-09
DE2823909C2 (de) 1986-01-30
GB1597990A (en) 1981-09-16
FR2393046A1 (fr) 1978-12-29

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