FR2344617A1 - Dielectrique a cristaux liquides - Google Patents

Dielectrique a cristaux liquides

Info

Publication number
FR2344617A1
FR2344617A1 FR7707627A FR7707627A FR2344617A1 FR 2344617 A1 FR2344617 A1 FR 2344617A1 FR 7707627 A FR7707627 A FR 7707627A FR 7707627 A FR7707627 A FR 7707627A FR 2344617 A1 FR2344617 A1 FR 2344617A1
Authority
FR
France
Prior art keywords
liquid crystal
crystal dielectric
dielectric
liquid
crystal
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.)
Withdrawn
Application number
FR7707627A
Other languages
English (en)
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.)
Merck Patent GmbH
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.)
Filing date
Publication date
Priority claimed from DE19762611453 external-priority patent/DE2611453A1/de
Priority claimed from DE19762637430 external-priority patent/DE2637430A1/de
Application filed by Merck Patent GmbH filed Critical Merck Patent GmbH
Publication of FR2344617A1 publication Critical patent/FR2344617A1/fr
Withdrawn legal-status Critical Current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
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C09K19/56—Aligning agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
FR7707627A 1976-03-18 1977-03-15 Dielectrique a cristaux liquides Withdrawn FR2344617A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19762611453 DE2611453A1 (de) 1976-03-18 1976-03-18 Fluessigkristallines dielektrikum
DE19762637430 DE2637430A1 (de) 1976-08-20 1976-08-20 Fluessigkristallines dielektrikum

Publications (1)

Publication Number Publication Date
FR2344617A1 true FR2344617A1 (fr) 1977-10-14

Family

ID=25770214

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7707627A Withdrawn FR2344617A1 (fr) 1976-03-18 1977-03-15 Dielectrique a cristaux liquides

Country Status (5)

Country Link
US (1) US4077900A (fr)
JP (1) JPS52114482A (fr)
FR (1) FR2344617A1 (fr)
GB (1) GB1521673A (fr)
NL (1) NL7702992A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0429662A1 (fr) * 1989-05-27 1991-06-05 Mitsubishi Kasei Corporation Cristaux liquides et element a cristaux liquides
EP0451820A2 (fr) * 1990-04-12 1991-10-16 Hoechst Aktiengesellschaft Procédé de fabrication de commutateurs et d'afficheurs à cristaux liquides, résistant aux chocs
EP0451822A2 (fr) * 1990-04-12 1991-10-16 Hoechst Aktiengesellschaft Utilisation de composés macrocycliques comme composants de mélanges liquides cristallins ferroélectriques

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6024152B2 (ja) * 1976-12-28 1985-06-11 シャープ株式会社 液晶組成物
DE2832112C2 (de) * 1978-07-21 1985-06-05 Merck Patent Gmbh, 6100 Darmstadt Flüssigkristallines Dielektrikum
US5702639A (en) * 1989-12-01 1997-12-30 Hoechst Aktiengesellschaft Use of complex ligands for ions in ferroelectric liquid-crystal mixtures
AU640440B2 (en) * 1989-12-01 1993-08-26 Hoechst Aktiengesellschaft Use of complex ligands for ions in ferroelectric liquid crystal mixtures
DE4100893A1 (de) * 1991-01-15 1992-07-16 Hoechst Ag Cyclische strukturelemente enthaltende orientierungsschichten
TWI241427B (en) * 2003-10-01 2005-10-11 Optimax Tech Corp Privacy apparatus
EP1911828B1 (fr) * 2006-10-12 2010-09-01 Merck Patent GmbH Affichage à cristaux liquides
DE102017002925A1 (de) 2016-04-21 2017-10-26 Merck Patent Gmbh Flüssigkristallines Medium

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH550816A (de) * 1969-06-11 1974-06-28 Scherico Ltd Verfahren zur herstellung von tertiaeren cyclischen aminen und/oder phosphinen.
US3656834A (en) * 1970-12-09 1972-04-18 Ibm Additive for liquid crystal material
US3803050A (en) * 1971-08-20 1974-04-09 Xerox Corp Liquid crystalline compositions and imaging systems
US3951845A (en) * 1972-06-23 1976-04-20 General Electric Company Nematic liquid crystal mixtures having homogeneous boundary conditions and method of making the same
US3814700A (en) * 1972-08-03 1974-06-04 Ibm Method for controllably varying the electrical properties of nematic liquids and dopants therefor
JPS4937883A (fr) * 1972-08-11 1974-04-08
JPS5216468B2 (fr) * 1972-09-05 1977-05-10
US3950264A (en) * 1973-05-07 1976-04-13 Rockwell International Corporation Schiff-base liquid crystals doped to raise dynamic scattering cutoff frequency
US3979320A (en) * 1973-09-22 1976-09-07 Hodogaya Chemical Co., Ltd. Liquid crystal composition
US3963638A (en) * 1974-01-08 1976-06-15 Eastman Kodak Company Liquid crystal compositions, methods and devices
US3922067A (en) * 1974-02-22 1975-11-25 Hitachi Ltd Electro-optical display device including an improved liquid crystal composition
JPS5421100B2 (fr) * 1974-06-13 1979-07-27
DE2450088A1 (de) * 1974-10-22 1976-04-29 Merck Patent Gmbh Biphenylester

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0429662A1 (fr) * 1989-05-27 1991-06-05 Mitsubishi Kasei Corporation Cristaux liquides et element a cristaux liquides
EP0429662A4 (en) * 1989-05-27 1992-01-08 Mitsubishi Kasei Corporation Liquid crystal composition and liquid crystal element
EP0451820A2 (fr) * 1990-04-12 1991-10-16 Hoechst Aktiengesellschaft Procédé de fabrication de commutateurs et d'afficheurs à cristaux liquides, résistant aux chocs
EP0451822A2 (fr) * 1990-04-12 1991-10-16 Hoechst Aktiengesellschaft Utilisation de composés macrocycliques comme composants de mélanges liquides cristallins ferroélectriques
EP0451822A3 (en) * 1990-04-12 1992-03-18 Hoechst Aktiengesellschaft Use of macrocyclic compounds as components for ferroelectric liquid crystal mixtures
EP0451820A3 (en) * 1990-04-12 1992-03-25 Hoechst Aktiengesellschaft Process for manufacturing a shock-resistant liquid crystal switch and display
US5178792A (en) * 1990-04-12 1993-01-12 Hoechst Aktiengesellschaft Macrocyclic compounds as component for ferroelectric liquid crystal mixtures

Also Published As

Publication number Publication date
US4077900A (en) 1978-03-07
JPS52114482A (en) 1977-09-26
GB1521673A (en) 1978-08-16
NL7702992A (nl) 1977-09-20

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Legal Events

Date Code Title Description
ST Notification of lapse