JPS56100855A - Manufacture of dichromic dye - Google Patents

Manufacture of dichromic dye

Info

Publication number
JPS56100855A
JPS56100855A JP309980A JP309980A JPS56100855A JP S56100855 A JPS56100855 A JP S56100855A JP 309980 A JP309980 A JP 309980A JP 309980 A JP309980 A JP 309980A JP S56100855 A JPS56100855 A JP S56100855A
Authority
JP
Japan
Prior art keywords
compound
acid
anthraquinone
dye
dinitro
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.)
Pending
Application number
JP309980A
Other languages
English (en)
Inventor
Isao Nishizawa
Ryoichi Morinaka
Ryoichi Tsukahara
Tsuneo Hidaka
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 Toatsu 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.)
Filing date
Publication date
Application filed by Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP309980A priority Critical patent/JPS56100855A/ja
Priority to US06/128,713 priority patent/US4304683A/en
Priority to GB8008600A priority patent/GB2051113B/en
Priority to DE19803009940 priority patent/DE3009940A1/de
Priority to CH203080A priority patent/CH643289A5/de
Priority to FR8005872A priority patent/FR2451392B1/fr
Publication of JPS56100855A publication Critical patent/JPS56100855A/ja
Pending legal-status Critical Current

Links

JP309980A 1979-03-16 1980-01-17 Manufacture of dichromic dye Pending JPS56100855A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP309980A JPS56100855A (en) 1980-01-17 1980-01-17 Manufacture of dichromic dye
US06/128,713 US4304683A (en) 1979-03-16 1980-03-10 Composition for liquid crystal color display element
GB8008600A GB2051113B (en) 1979-03-16 1980-03-13 Composition for liquid crystal colour display element
DE19803009940 DE3009940A1 (de) 1979-03-16 1980-03-14 Zusammensetzung fuer ein fluessigkristall-farbanzeige-element
CH203080A CH643289A5 (de) 1979-03-16 1980-03-14 Gemisch fuer farbig anzeigende, nematische fluessigkristall-anzeigeelemente.
FR8005872A FR2451392B1 (ja) 1979-03-16 1980-03-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP309980A JPS56100855A (en) 1980-01-17 1980-01-17 Manufacture of dichromic dye

Publications (1)

Publication Number Publication Date
JPS56100855A true JPS56100855A (en) 1981-08-13

Family

ID=11547890

Family Applications (1)

Application Number Title Priority Date Filing Date
JP309980A Pending JPS56100855A (en) 1979-03-16 1980-01-17 Manufacture of dichromic dye

Country Status (1)

Country Link
JP (1) JPS56100855A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58111882A (ja) * 1981-12-25 1983-07-04 Alps Electric Co Ltd カラ−液晶表示装置
JP2008255105A (ja) * 2007-03-09 2008-10-23 Keio Gijuku 芳香族カルボニル化合物の製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58111882A (ja) * 1981-12-25 1983-07-04 Alps Electric Co Ltd カラ−液晶表示装置
JP2008255105A (ja) * 2007-03-09 2008-10-23 Keio Gijuku 芳香族カルボニル化合物の製造方法

Similar Documents

Publication Publication Date Title
DK182085A (da) Fremgangsmaade til fremstilling af polymerpolyoler
JPS56100885A (en) Composition for liquid crystal color display
JPS56100855A (en) Manufacture of dichromic dye
JPS5759851A (en) 4-trans-(trans-4'-alkylcyclohexyl)cylohexylmethyl 4-cyanophenyl ether
JPS55162763A (en) Perfluoroalkyl compound and its preparation
HK29886A (en) Phthaloperinone dyestuffs
ES483276A1 (es) Procedimiento para la obtencion de pigmentos de derivados deantraquinona
JPS55154950A (en) Novel carboxylic acid amide derivative
JPS5682845A (en) Preparation of fluoran compound
JPS5670080A (en) Liquid crystal composition
JPS56103157A (en) Sulfonyl nitrite and its preparation
JPS5419964A (en) Preparation of thiophene-substituted fatty acid halode
JPS5488247A (en) Borosiloxane compound and its peparation
JPS5445338A (en) Production of quinophthalone pigment
JPS57170A (en) Benzopyran compound and coloring of organic high-molecular material by use of same
JPS5638352A (en) Preparation of anthraquinone dye
JPS5559124A (en) Preparation of hydroquinone
JPS55155082A (en) Liquid crystal color display composition
BR8202816A (pt) Processo de preparacao de imidas n-benzil
JPS55129249A (en) Preparation of 1-amino-2-bromo-4-hydroxyanthraquinone
JPS54157546A (en) Preparation of 3-cyclohexenecarboxylic acid
JPS5641255A (en) Coloring method of thermoplastic resin
JPS56167647A (en) Preparation of anthraquinone intermediate
JPS57135863A (en) Anthraquinone compound and dyeing and printing of hydrophobic fiber by use of same
JPS573860A (en) Benzopyran compound and coloring of organic high- molecular material by use of same