DE3576827D1 - Dichroitische azofarbstoffe. - Google Patents

Dichroitische azofarbstoffe.

Info

Publication number: DE3576827D1
Authority: DE; Germany
Prior art keywords: dichroitic; azo dyes; azo; dyes; dichroitic azo
Prior art date: 1984-11-20
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

DE8585905885T

Other languages

English (en)

Inventor

Keisuke Takuma

Kimitoshi Kato

Hiroshi Aiga

Yasuyuki Yamada

Tsutomu Nishizawa

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.)

Mitsui Chemicals Inc

Original Assignee

Mitsui Toatsu Chemicals Inc

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.)

1984-11-20

Filing date

1985-11-19

Publication date

1990-05-03

1984-11-20 Priority claimed from JP59243375A external-priority patent/JPS61123667A/ja

1984-11-26 Priority claimed from JP59248195A external-priority patent/JPS61126174A/ja

1984-12-20 Priority claimed from JP59267295A external-priority patent/JPS61145285A/ja

1985-01-17 Priority claimed from JP60006204A external-priority patent/JPH0625307B2/ja

1985-01-30 Priority claimed from JP60014441A external-priority patent/JPH0662868B2/ja

1985-05-31 Priority claimed from JP60116587A external-priority patent/JPH0653854B2/ja

1985-06-11 Priority claimed from JP60125131A external-priority patent/JPH0635552B2/ja

1985-11-19 Application filed by Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc

1990-05-03 Application granted granted Critical

1990-05-03 Publication of DE3576827D1 publication Critical patent/DE3576827D1/de

2005-11-20 Anticipated expiration legal-status Critical

Status 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
- C09K19/52—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
- C09K19/601—Azoic
- 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
- C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
- C09B31/02—Disazo dyes
- 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
- C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
- C09B31/16—Trisazo dyes
- 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
- C09B56/00—Azo dyes containing other chromophoric systems
- C09B56/02—Azomethine-azo dyes

Landscapes

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

DE8585905885T 1984-11-20 1985-11-19 Dichroitische azofarbstoffe. Expired - Fee Related DE3576827D1 (de)

Applications Claiming Priority (8)

Application Number	Priority Date	Filing Date	Title
JP59243375A JPS61123667A (ja)	1984-11-20	1984-11-20	二色性トリスアゾ色素
JP59248195A JPS61126174A (ja)	1984-11-26	1984-11-26	二色性ジスアゾ色素
JP59267295A JPS61145285A (ja)	1984-12-20	1984-12-20	ベンゾチアゾ−ル環を有するアゾ系液晶表示用二色性色素
JP60006204A JPH0625307B2 (ja)	1985-01-17	1985-01-17	シアノビフエニル系液晶表示用二色性アゾ色素
JP60014441A JPH0662868B2 (ja)	1985-01-30	1985-01-30	液晶表示用二色性トリスアゾ色素
JP60116587A JPH0653854B2 (ja)	1985-05-31	1985-05-31	液晶表示用ポリアゾ系二色性色素
JP60125131A JPH0635552B2 (ja)	1985-06-11	1985-06-11	二色性ジスアゾ色素
PCT/JP1985/000644 WO1986003215A1 (en)	1984-11-20	1985-11-19	Dichroic azo dyes

Publications (1)

Publication Number	Publication Date
DE3576827D1 true DE3576827D1 (de)	1990-05-03

Family

ID=27563346

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8585905885T Expired - Fee Related DE3576827D1 (de)	1984-11-20	1985-11-19	Dichroitische azofarbstoffe.

Country Status (4)

Country	Link
US (1)	US4734218A (de)
EP (1)	EP0202341B1 (de)
DE (1)	DE3576827D1 (de)
WO (1)	WO1986003215A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DD257889A1 (de) *	1987-02-20	1988-06-29	Werk Fernsehelektronik Veb	Verfahren zur herstellung farbiger fluessigkristallanzeigen
US4883611A (en) *	1987-09-16	1989-11-28	Mitsui Toatsu Chemicals, Incorporated	Dichroic coloring agents for liquid crystal displays
US4990900A (en) *	1987-10-01	1991-02-05	Alps Electric Co., Ltd.	Touch panel
JPH09143471A (ja) *	1995-11-27	1997-06-03	Mitsubishi Chem Corp	二色性色素、該色素を含む液晶組成物および液晶素子
KR100685943B1 (ko) *	2000-11-28	2007-02-23	엘지.필립스 엘시디 주식회사	스메틱 액정표시소자의 제조방법
GB0708531D0 (en) *	2007-05-03	2007-06-13	Fujifilm Imaging Colorants Ltd	Process, compound, ink and use
JP6007470B2 (ja) *	2010-09-14	2016-10-12	三菱化学株式会社	二色性色素、液晶組成物、及び液晶素子
CN106256827A (zh) *	2015-06-17	2016-12-28	上海和辉光电有限公司	一种化合物及其合成方法和应用
WO2018135617A1 (ja) *	2017-01-20	2018-07-26	日本化薬株式会社	アゾ化合物又はその塩、並びにこれを含有する染料系偏光膜及び染料系偏光板
EP3918005A1 (de) *	2019-02-01	2021-12-08	Basf Se	Dichroitische azo-azomethin-farbstoffe für flüssigkristallzusammensetzungen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1858928A (en) *	1929-06-26	1932-05-17	Dow Chemical Co	Azo dyestuffs derived from amino-ethers of hydroxydiaryls
US2397927A (en) *	1942-09-17	1946-04-09	Eastman Kodak Co	Azo compounds
NL118122B (de) *	1943-07-23
JPS5552375A (en) *	1978-10-11	1980-04-16	Nippon Kanko Shikiso Kenkyusho:Kk	Dichromatic material for liquid crystal
GB2036779B (en) *	1978-11-22	1983-03-09	Bayer Ag	Polyether disazo dyestuffs
JPS58129058A (ja) *	1982-01-28	1983-08-01	Mitsubishi Chem Ind Ltd	ジスアゾ系色素を含む液晶組成物及び表示体
JPS58138767A (ja) *	1982-02-10	1983-08-17	Hitachi Ltd	液晶組成物及び表示素子
JPS5947261A (ja) *	1982-09-13	1984-03-16	Nippon Kanko Shikiso Kenkyusho:Kk	液晶用アゾ色素の二色性改良法
DE3225106C2 (de) *	1982-07-05	1985-04-11	Siemens AG, 1000 Berlin und 8000 München	Verfahren und Einrichtung zur automatischen Abfrage des Meldermeßwerts und der Melderkennung in einer Gefahrenmeldeanlage
DE3245751A1 (de) *	1982-12-10	1984-06-14	Bayer Ag, 5090 Leverkusen	Azofarbstoffe und fluessigkristallines material enthaltend azofarbstoffe
JPS60262858A (ja) *	1984-06-11	1985-12-26	Mitsui Toatsu Chem Inc	液晶に使用するアゾ系二色性染料、該染料を含む液晶組成物及び表示装置

1985
- 1985-11-19 WO PCT/JP1985/000644 patent/WO1986003215A1/ja active IP Right Grant
- 1985-11-19 DE DE8585905885T patent/DE3576827D1/de not_active Expired - Fee Related
- 1985-11-19 US US06/889,932 patent/US4734218A/en not_active Expired - Fee Related
- 1985-11-19 EP EP85905885A patent/EP0202341B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0202341A1 (de)	1986-11-26
WO1986003215A1 (en)	1986-06-05
EP0202341A4 (de)	1988-04-27
EP0202341B1 (de)	1990-03-28
US4734218A (en)	1988-03-29

Legal Events

Date	Code	Title	Description
1991-04-18	8364	No opposition during term of opposition
2000-01-20	8327	Change in the person/name/address of the patent owner	Owner name: MITSUI CHEMICALS, INC., TOKIO/TOKYO, JP
2000-02-10	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE3583318D1 (de)	1991-08-01	Wasserloeslichen farbstoff.
DE3583552D1 (de)	1991-08-29	Farbstoff-loesungen.
DE3580061D1 (de)	1990-11-15	Rhodaminfarbstoffe.
DE3582983D1 (de)	1991-07-04	Wasserloeslicher farbstoff.
DE58906532D1 (de)	1994-02-10	Azofarbstoffe.
DE3677434D1 (de)	1991-03-14	Heterocyclische azofarbstoffe.
DE3577104D1 (de)	1990-05-17	Wasserloeslicher farbstoff.
DE3576513D1 (de)	1990-04-19	Azofarbstoffe.
DE3851489D1 (de)	1994-10-20	Disazofarbstoffe.
DE58904191D1 (de)	1993-06-03	Disazoreaktivfarbstoffe.
DE3576827D1 (de)	1990-05-03	Dichroitische azofarbstoffe.
DE3770366D1 (de)	1991-07-04	Reaktivfarbstoffe.
DE3863597D1 (de)	1991-08-14	Reaktivfarbstoffe.
DE58907759D1 (de)	1994-07-07	Direktfarbstoffe.
DE58906341D1 (de)	1994-01-20	Reaktivfarbstoffe.
DE3538835A1 (de)	1986-04-30	Monoazofarbstoffe
DE3863558D1 (de)	1991-08-14	Reaktivfarbstoffe.
DE3561466D1 (de)	1988-02-25	Monoazo dyes
DE58906024D1 (de)	1993-12-02	Reaktivfarbstoffe.
DE3575157D1 (de)	1990-02-08	Wasserloeslicher farbstoff.
DE58904407D1 (de)	1993-06-24	Disazoreaktivfarbstoffe.
DE3779750D1 (de)	1992-07-16	Reaktivfarbstoffe.
DE3769069D1 (de)	1991-05-08	Wasserloesliche disazofarbstoffe.
DE58903272D1 (de)	1993-02-25	Reaktivfarbstoffe.
DE58902861D1 (de)	1993-01-14	Azofarbstoffe.