DD137117B1 - Nematische kristallin-fluessige substanzen - Google Patents

Nematische kristallin-fluessige substanzen Download PDF

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Publication number
DD137117B1
DD137117B1 DD20336178A DD20336178A DD137117B1 DD 137117 B1 DD137117 B1 DD 137117B1 DD 20336178 A DD20336178 A DD 20336178A DD 20336178 A DD20336178 A DD 20336178A DD 137117 B1 DD137117 B1 DD 137117B1
Authority
DD
German Democratic Republic
Prior art keywords
layer
nematic
substances
crystalline
light
Prior art date
Application number
DD20336178A
Other languages
German (de)
English (en)
Other versions
DD137117A1 (de
Inventor
Hermann Schubert
Horst Zaschke
Dietrich Demus
Frank Kuschel
Gerhard Pelzl
Willibald Schliemann
Hans-Ulrich Nothnik
Original Assignee
Hermann Schubert
Horst Zaschke
Dietrich Demus
Frank Kuschel
Gerhard Pelzl
Willibald Schliemann
Nothnik Hans Ulrich
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 Hermann Schubert, Horst Zaschke, Dietrich Demus, Frank Kuschel, Gerhard Pelzl, Willibald Schliemann, Nothnik Hans Ulrich filed Critical Hermann Schubert
Priority to DD20336178A priority Critical patent/DD137117B1/de
Priority to DE19782841245 priority patent/DE2841245C2/de
Priority to FR7830116A priority patent/FR2422707A1/fr
Priority to JP13144578A priority patent/JPS54110185A/ja
Priority to GB7842260A priority patent/GB2014130B/en
Priority to HUFE001033 priority patent/HU186345B/hu
Priority to SU787770395A priority patent/SU956536A1/ru
Priority to CH39379A priority patent/CH640257A5/de
Publication of DD137117A1 publication Critical patent/DD137117A1/xx
Publication of DD137117B1 publication Critical patent/DD137117B1/de
Priority to JP21114383A priority patent/JPS59112974A/ja

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D257/08—Six-membered 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
    • C09K19/3441—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom
    • C09K19/3475—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a six-membered aromatic ring containing at least three nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
  • Plural Heterocyclic Compounds (AREA)
DD20336178A 1978-01-23 1978-01-23 Nematische kristallin-fluessige substanzen DD137117B1 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DD20336178A DD137117B1 (de) 1978-01-23 1978-01-23 Nematische kristallin-fluessige substanzen
DE19782841245 DE2841245C2 (de) 1978-01-23 1978-09-22 Nematische kristallin-flüssige Substanzen
FR7830116A FR2422707A1 (fr) 1978-01-23 1978-10-23 Cristaux liquides nematiques
JP13144578A JPS54110185A (en) 1978-01-23 1978-10-25 Nematic liquid crystal substance
GB7842260A GB2014130B (en) 1978-01-23 1978-10-27 Mono and bisphenyl tetrazines and their use as nematic crystallineliquid substances
HUFE001033 HU186345B (en) 1978-01-23 1978-12-06 Method for producing combined system usable for electrooptical purpose
SU787770395A SU956536A1 (ru) 1978-01-23 1978-12-19 Производные тетразина в качестве компонентов жидкокристаллических материалов дл электрооптических систем отображени и обработки информации
CH39379A CH640257A5 (de) 1978-01-23 1979-01-16 Nematische kristallin-fluessige substanzen.
JP21114383A JPS59112974A (ja) 1978-01-23 1983-11-11 新規のテトラジン化合物

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20336178A DD137117B1 (de) 1978-01-23 1978-01-23 Nematische kristallin-fluessige substanzen

Publications (2)

Publication Number Publication Date
DD137117A1 DD137117A1 (de) 1979-08-15
DD137117B1 true DD137117B1 (de) 1980-10-01

Family

ID=5511327

Family Applications (1)

Application Number Title Priority Date Filing Date
DD20336178A DD137117B1 (de) 1978-01-23 1978-01-23 Nematische kristallin-fluessige substanzen

Country Status (8)

Country Link
JP (2) JPS54110185A (hu)
CH (1) CH640257A5 (hu)
DD (1) DD137117B1 (hu)
DE (1) DE2841245C2 (hu)
FR (1) FR2422707A1 (hu)
GB (1) GB2014130B (hu)
HU (1) HU186345B (hu)
SU (1) SU956536A1 (hu)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD137118B1 (de) * 1978-02-06 1980-10-01 Hermann Schubert Elektrooptische anordnung zur lichtmodulation oder symbolanzeige
DD137242B1 (de) * 1978-06-16 1980-10-29 Dietrich Demus Nematische kristallin-fluessige mischungen
US4358589A (en) * 1979-02-02 1982-11-09 Veb Werk Fur Fernsehelektronik Im Veb Kombinat Mikroelektronik Nematic liquid crystal compounds
US4273929A (en) * 1979-02-05 1981-06-16 Hoffmann-La Roche Inc. Heterocyclic compounds
CH645102A5 (de) * 1980-10-14 1984-09-14 Hoffmann La Roche Disubstituierte pyrimidine.
FR3085912B1 (fr) 2018-09-19 2020-11-27 Psa Automobiles Sa Vehicule comprenant un systeme de repartition d’efforts monte sur le dispositif de pare-chocs

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863010A (en) * 1973-09-28 1975-01-28 American Cyanamid Co Compositions of matter and method of use of phenyl and substituted phenyl tetrazines
SU498300A1 (ru) * 1973-11-27 1976-01-05 Институт Органической Химии Ан Украинской Сср Способ получени производных 3,6-диарил-симм-тетразина

Also Published As

Publication number Publication date
SU956536A1 (ru) 1982-09-07
JPS6121274B2 (hu) 1986-05-26
GB2014130A (en) 1979-08-22
HU186345B (en) 1985-07-29
DE2841245C2 (de) 1986-04-30
JPS59112974A (ja) 1984-06-29
FR2422707B1 (hu) 1984-02-03
GB2014130B (en) 1982-07-28
JPS6133824B2 (hu) 1986-08-04
CH640257A5 (de) 1983-12-30
DD137117A1 (de) 1979-08-15
JPS54110185A (en) 1979-08-29
DE2841245A1 (de) 1979-07-26
FR2422707A1 (fr) 1979-11-09

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Legal Events

Date Code Title Description
UW Conversion of economic patent into exclusive patent
ENJ Ceased due to non-payment of renewal fee