GB2156375B - Liquid crystal nematic mixtures - Google Patents

Liquid crystal nematic mixtures

Info

Publication number: GB2156375B
Authority: GB; United Kingdom
Prior art keywords: liquid crystal; nematic mixtures; crystal nematic; mixtures; liquid
Prior art date: 1982-10-21
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

Application number

GB08407550A

Other versions

GB2156375A (en

GB8407550D0 (en

Inventor

Prof Dr Dietrich Demus

Prof Dr Horst Zaschke

Sabine Richter

Dr Hans-Joachim Deutscher

Dr Adelbert Wiegeleben

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.)

1982-10-21

Filing date

1984-03-23

Publication date

1988-07-13

1982-10-21 Priority claimed from DD24417882A external-priority patent/DD210920A1/en

1982-10-21 Priority claimed from DD24417982A external-priority patent/DD210899A1/en

1984-03-23 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

1984-03-23 Priority to GB08407550A priority Critical patent/GB2156375B/en

1984-05-02 Publication of GB8407550D0 publication Critical patent/GB8407550D0/en

1985-10-09 Publication of GB2156375A publication Critical patent/GB2156375A/en

1988-07-13 Application granted granted Critical

1988-07-13 Publication of GB2156375B publication Critical patent/GB2156375B/en

Status Expired legal-status Critical Current

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
- C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/02—Ortho- or ortho- and peri-condensed systems
- C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
- C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
- C07C2603/26—Phenanthrenes; Hydrogenated phenanthrenes

Landscapes

Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Liquid Crystal Substances (AREA)

GB08407550A 1982-10-21 1984-03-23 Liquid crystal nematic mixtures Expired GB2156375B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB08407550A GB2156375B (en)	1982-10-21	1984-03-23	Liquid crystal nematic mixtures

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DD24417882A DD210920A1 (en)	1982-10-21	1982-10-21	CRYSTALLINE-LIQUID NEMATIVE MIXTURES
DD24417982A DD210899A1 (en)	1982-10-21	1982-10-21	PROCESS FOR PREPARING CRYSTALLINE-LIQUID 7-N-ALKYL-PERHYDROPHENANTHRENE-2-CARBOXYLIC ACID ESTERS
GB08407550A GB2156375B (en)	1982-10-21	1984-03-23	Liquid crystal nematic mixtures

Publications (3)

Publication Number	Publication Date
GB8407550D0 GB8407550D0 (en)	1984-05-02
GB2156375A GB2156375A (en)	1985-10-09
GB2156375B true GB2156375B (en)	1988-07-13

Family

ID=27179847

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08407550A Expired GB2156375B (en)	1982-10-21	1984-03-23	Liquid crystal nematic mixtures

Country Status (1)

Country	Link
GB (1)	GB2156375B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3131625A1 (en) *	1980-09-16	1982-06-09	VEB Werk für Fernsehelektronik im VEB Kombinat Mikroelektronik, DDR 1160 Berlin	CRYSTALLINE LIQUID SUBSTANCES OF DIHYDROPHENANTHRENE
DE3148448A1 (en) *	1981-12-08	1983-07-28	Merck Patent Gmbh, 6100 Darmstadt	"PERHYDROPHENE ANTHRENE DERIVATIVES, METHOD FOR THE PRODUCTION THEREOF, THE LIQUID CRYSTALLINE DIELECTRICS AND ELECTRO-OPTICAL DISPLAY ELEMENT"

1984
- 1984-03-23 GB GB08407550A patent/GB2156375B/en not_active Expired

Also Published As

Publication number	Publication date
GB2156375A (en)	1985-10-09
GB8407550D0 (en)	1984-05-02

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Legal Events

Date	Code	Title	Description
1990-11-21	PCNP	Patent ceased through non-payment of renewal fee