JPH0260710B2 - - Google Patents

Info

Publication number
JPH0260710B2
JPH0260710B2 JP56003677A JP367781A JPH0260710B2 JP H0260710 B2 JPH0260710 B2 JP H0260710B2 JP 56003677 A JP56003677 A JP 56003677A JP 367781 A JP367781 A JP 367781A JP H0260710 B2 JPH0260710 B2 JP H0260710B2
Authority
JP
Japan
Prior art keywords
liquid crystal
group
display element
crystal display
formula
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 - Lifetime
Application number
JP56003677A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57126879A (en
Inventor
Yasutaka Shimizu
Hiroto Kenmochi
Toshihiko Ueno
Kazutsuka Tani
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.)
NEC Corp
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
Nippon Electric Co Ltd
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 Sumitomo Chemical Co Ltd, Nippon Electric Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP56003677A priority Critical patent/JPS57126879A/ja
Priority to US06/330,487 priority patent/US4505549A/en
Priority to DE19813150803 priority patent/DE3150803A1/de
Priority to GB8139059A priority patent/GB2091283B/en
Publication of JPS57126879A publication Critical patent/JPS57126879A/ja
Priority to US06/685,536 priority patent/US4632781A/en
Publication of JPH0260710B2 publication Critical patent/JPH0260710B2/ja
Granted 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
    • C09K19/60—Pleochroic dyes
    • C09K19/603—Anthroquinonic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/503—Amino-hydroxy-anthraquinones; Ethers and esters thereof unsubstituted amino-hydroxy anthraquinone
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/54—Amino-hydroxy-anthraquinones; Ethers and esters thereof etherified
    • C09B1/547—Anthraquinones with aromatic ether groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal Substances (AREA)
JP56003677A 1981-01-12 1981-01-12 Liquid crystal display element Granted JPS57126879A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP56003677A JPS57126879A (en) 1981-01-12 1981-01-12 Liquid crystal display element
US06/330,487 US4505549A (en) 1981-01-12 1981-12-14 Liquid crystal display device
DE19813150803 DE3150803A1 (de) 1981-01-12 1981-12-22 Antrachinonfarbstoffe und diese enthaltende fluessigkristallanzeigevorrichtungen
GB8139059A GB2091283B (en) 1981-01-12 1981-12-30 Liquid crystal display device
US06/685,536 US4632781A (en) 1981-01-12 1984-12-24 Liquid crystal dye compound

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56003677A JPS57126879A (en) 1981-01-12 1981-01-12 Liquid crystal display element

Publications (2)

Publication Number Publication Date
JPS57126879A JPS57126879A (en) 1982-08-06
JPH0260710B2 true JPH0260710B2 (en, 2012) 1990-12-18

Family

ID=11564042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56003677A Granted JPS57126879A (en) 1981-01-12 1981-01-12 Liquid crystal display element

Country Status (4)

Country Link
US (2) US4505549A (en, 2012)
JP (1) JPS57126879A (en, 2012)
DE (1) DE3150803A1 (en, 2012)
GB (1) GB2091283B (en, 2012)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3046904A1 (de) * 1980-12-12 1982-07-15 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe, verfahren zu ihrer herstellung ihre verwendung sowie fluessigkristalline materialien enthaltend anthrachinonfarbstoffe
DE3137298A1 (de) * 1981-09-18 1983-04-14 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe
JPS5853954A (ja) * 1981-09-28 1983-03-30 Sumitomo Chem Co Ltd アントラキノン系化合物
DE3216455A1 (de) * 1982-05-03 1983-11-17 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe, ihre herstellung und verwendung sowie dichtroitisches material enthaltend diese anthrachinonfarbstoffe
EP0098522B1 (en) * 1982-06-30 1989-06-07 Hitachi, Ltd. Liquid crystal composition
DE3485232D1 (de) * 1983-03-23 1991-12-12 Hitachi Ltd Anthrachinonfarbstoffe und dieselben enthaltende fluessigkristalline zusammensetzungen.
JPS59172548A (ja) * 1983-03-23 1984-09-29 Hitachi Ltd アントラキノン系色素及び液晶組成物
JP6527465B2 (ja) 2012-12-13 2019-06-05 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 ハフツングＭｅｒｃｋ Ｐａｔｅｎｔ Ｇｅｓｅｌｌｓｃｈａｆｔ ｍｉｔ ｂｅｓｃｈｒａｅｎｋｔｅｒ Ｈａｆｔｕｎｇ 液晶媒体
EP2965147B1 (de) 2013-03-05 2020-01-01 Merck Patent GmbH Fenster mit vorrichtung zur regulierung des energie-durchtritts
CN105190419A (zh) 2013-05-08 2015-12-23 默克专利股份有限公司 用于调节光学能量通过的具有两个液晶切换层的装置
CN105377995B (zh) 2013-05-24 2018-09-04 默克专利股份有限公司 包含二色性染料化合物的用于调节能量穿透量的器件
US10626666B2 (en) 2013-12-19 2020-04-21 Merck Patent Gmbh Device for regulating the passage of light
DE102015005800A1 (de) 2015-05-06 2016-11-10 Merck Patent Gmbh Thiadiazolochinoxalinderivate
JP6884748B2 (ja) 2015-07-10 2021-06-09 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 ハフツングＭｅｒｃｋ Ｐａｔｅｎｔ Ｇｅｓｅｌｌｓｃｈａｆｔ ｍｉｔ ｂｅｓｃｈｒａｅｎｋｔｅｒ Ｈａｆｔｕｎｇ ジチオアルキルピロロピロール類および色素としてのその使用
CN109790467B (zh) 2016-06-28 2022-08-09 默克专利股份有限公司 液晶介质
WO2018015320A1 (en) 2016-07-19 2018-01-25 Merck Patent Gmbh Liquid crystalline medium
US11667845B2 (en) 2018-06-11 2023-06-06 Merck Patent Gmbh Liquid crystalline medium
CN112313311B (zh) 2018-06-20 2024-08-06 默克专利股份有限公司 液晶介质
WO2020064591A1 (en) 2018-09-25 2020-04-02 Merck Patent Gmbh Azo dye
WO2020104563A1 (en) 2018-11-23 2020-05-28 Merck Patent Gmbh Dichroic dye composition
US11952528B2 (en) 2018-12-19 2024-04-09 Merck Patent Gmbh Switching layers for use in a switching element
CN114008176A (zh) 2019-06-17 2022-02-01 默克专利股份有限公司 基于液晶的光阀
EP3839620B1 (en) 2019-12-16 2025-02-26 Merck Patent GmbH Device for the regulation of light transmission
WO2022122871A1 (en) 2020-12-11 2022-06-16 Merck Patent Gmbh Device for the regulation of light transmission
TW202330459A (zh) * 2021-10-14 2023-08-01 日商日本化藥股份有限公司 蒽醌化合物、含有該化合物的液晶組成物及調光元件
WO2023094404A1 (en) 2021-11-24 2023-06-01 Merck Patent Gmbh Liquid crystal medium and liquid crystal display
WO2024251656A1 (en) 2023-06-05 2024-12-12 Merck Patent Gmbh Liquid crystalline medium
WO2025061649A1 (en) 2023-09-20 2025-03-27 Merck Patent Gmbh Liquid crystal medium
KR20250113342A (ko) 2024-01-18 2025-07-25 메르크 파텐트 게엠베하 액정 매질

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3923454A (en) * 1972-10-20 1975-12-02 American Aniline Prod Polyester and plastic dyes
US3840567A (en) * 1972-10-20 1974-10-08 American Aniline Prod Polyester and plastic dyes
CH638828A5 (de) * 1978-12-21 1983-10-14 Bbc Brown Boveri & Cie Fluessigkristallmischung.
US4360447A (en) * 1979-03-16 1982-11-23 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display elements
US4304683A (en) * 1979-03-16 1981-12-08 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display element
CH641828A5 (fr) * 1979-08-17 1984-03-15 Ebauches Sa Composition a base de cristal liquide pour dispositif electro-optique.
EP0025809A1 (de) * 1979-09-21 1981-04-01 BBC Aktiengesellschaft Brown, Boveri & Cie. Flüssigkristallmischung
CH642393A5 (fr) * 1979-10-02 1984-04-13 Ebauches Sa Composition a base de cristal liquide pour dispositif electro-optique.
DE3007198A1 (de) * 1980-02-26 1981-09-03 Siemens AG, 1000 Berlin und 8000 München Pleochroitischer anthrachinon-farbstoff, verfahren zu seiner herstellung und verwendung des farbstoffs
DE3014933A1 (de) * 1980-04-18 1981-10-29 Bayer Ag, 5090 Leverkusen Fluessigkristalline materialien enthaltend anthrachinonfarbstoffe
US4391489A (en) * 1980-07-29 1983-07-05 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystal materials containing pleochroic anthraquinone dyes

Also Published As

Publication number Publication date
GB2091283A (en) 1982-07-28
DE3150803A1 (de) 1982-09-09
GB2091283B (en) 1984-11-28
DE3150803C2 (en, 2012) 1990-08-23
US4505549A (en) 1985-03-19
JPS57126879A (en) 1982-08-06
US4632781A (en) 1986-12-30

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