DE69228733T2 - Flüssigkristallines Medium - Google Patents

Flüssigkristallines Medium

Info

Publication number
DE69228733T2
DE69228733T2 DE69228733T DE69228733T DE69228733T2 DE 69228733 T2 DE69228733 T2 DE 69228733T2 DE 69228733 T DE69228733 T DE 69228733T DE 69228733 T DE69228733 T DE 69228733T DE 69228733 T2 DE69228733 T2 DE 69228733T2
Authority
DE
Germany
Prior art keywords
liquid crystalline
crystalline medium
medium
liquid
crystalline
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.)
Expired - Fee Related
Application number
DE69228733T
Other languages
English (en)
Other versions
DE69228733D1 (de
Inventor
Bernhard Rieger
Atsushi Sawada
Hideo Ichinose
Herbert Plach
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.)
PLACH, HERBERT, DR., 64291 DARMSTADT, DE
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8206897&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69228733(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of DE69228733D1 publication Critical patent/DE69228733D1/de
Application granted granted Critical
Publication of DE69228733T2 publication Critical patent/DE69228733T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C09K19/04—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
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
    • C09K2019/3027—Compounds comprising 1,4-cyclohexylene and 2,3-difluoro-1,4-phenylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal Substances (AREA)
DE69228733T 1991-07-04 1992-06-26 Flüssigkristallines Medium Expired - Fee Related DE69228733T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP91111094 1991-07-04
PCT/EP1992/001439 WO1993001253A1 (en) 1991-07-04 1992-06-26 Liquid-crystalline medium

Publications (2)

Publication Number Publication Date
DE69228733D1 DE69228733D1 (de) 1999-04-29
DE69228733T2 true DE69228733T2 (de) 1999-11-11

Family

ID=8206897

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69228733T Expired - Fee Related DE69228733T2 (de) 1991-07-04 1992-06-26 Flüssigkristallines Medium

Country Status (4)

Country Link
US (1) US6673268B1 (de)
EP (1) EP0547194B1 (de)
DE (1) DE69228733T2 (de)
WO (1) WO1993001253A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995010496A1 (de) * 1993-10-08 1995-04-20 Merck Patent Gmbh 2,3,4-trifluorobenzole und ihre verwendung in flüssigkristallmischungen
EP0662502B1 (de) * 1994-01-07 1999-10-13 MERCK PATENT GmbH Flüssigkristallmischung
DE19521483B4 (de) * 1994-06-28 2005-07-07 Merck Patent Gmbh Flüssigkristallines Medium
JP3682796B2 (ja) * 1995-12-27 2005-08-10 チッソ株式会社 液晶表示素子及び液晶組成物
DE102006057027B4 (de) 2005-12-22 2023-07-06 Merck Patent Gmbh Benzochromenderivate
EP1930396B1 (de) 2006-12-04 2011-07-06 Merck Patent GmbH Furochromanderivate
US8828508B2 (en) * 2011-04-13 2014-09-09 Dic Corporation Nematic liquid crystal composition and liquid crystal display element using same

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3614778A1 (de) 1986-05-02 1987-11-05 Merck Patent Gmbh Smektische fluessigkristalline phasen
DE3906052A1 (de) * 1988-03-10 1989-09-21 Merck Patent Gmbh Dihalogenbenzolderivate
DE3835803A1 (de) * 1988-03-10 1990-04-26 Merck Patent Gmbh Supertwist-fluessigkristallanzeigeelement und fluessigkristallmischung
EP0365962B1 (de) * 1988-10-20 1994-09-21 MERCK PATENT GmbH Matrix-Flüssigkristallanzeige
JP2696557B2 (ja) 1989-03-07 1998-01-14 チッソ株式会社 トリフルオロベンゼン誘導体
DE68903274T2 (de) 1989-07-06 1993-03-18 Merck Patent Gmbh Nematische fluessigkristallzusammensetzung fuer aktive matrix-verwendung.
DE3923064B4 (de) * 1989-07-13 2004-08-05 Merck Patent Gmbh Flüssigkristallmischung und sie enthaltende Supertwist-Flüssigkristallanzeige
US5171469A (en) * 1989-08-22 1992-12-15 Merck Patent Gesellschaft Mit Beschraenkter Haftung Liquid-crystal matrix display
DE4027315A1 (de) * 1989-08-30 1991-03-07 Merck Patent Gmbh Halogenierte benzolderivate und fluessigkristallines medium
DE69022410T2 (de) * 1990-01-10 1996-04-11 Merck Patent Gmbh Matrix-flüssigkristallanzeige.
GB2240544B (en) 1990-01-29 1993-08-18 Merck Patent Gmbh Liquid crystalline fluorinated chloro tolans
EP0477329B1 (de) * 1990-04-13 1996-03-20 MERCK PATENT GmbH Flüssigkristallines medium
KR0171590B1 (ko) * 1990-04-13 1999-03-20 위르겐 호이만, 라인하르트 슈틀러 액정 매질
JPH05501895A (ja) * 1990-10-02 1993-04-08 メルク　パテント　ゲゼルシャフト　ミット　ベシュレンクテル　ハフトング 液晶媒体
US5409637A (en) * 1991-02-20 1995-04-25 Merck Patent Gesellschaft Mit Beschrankter Haftung Nematic liquid-crystal composition

Also Published As

Publication number Publication date
DE69228733D1 (de) 1999-04-29
JPH06501517A (ja) 1994-02-17
EP0547194A1 (de) 1993-06-23
US6673268B1 (en) 2004-01-06
EP0547194B1 (de) 1999-03-24
JP3763540B2 (ja) 2006-04-05
WO1993001253A1 (en) 1993-01-21

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PLACH, HERBERT, DR., 64291 DARMSTADT, DE

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee