GB1485602A - Process for preparing thio-indigo dyestuffs - Google Patents

Process for preparing thio-indigo dyestuffs

Info

Publication number
GB1485602A
GB1485602A GB4356/76A GB435676A GB1485602A GB 1485602 A GB1485602 A GB 1485602A GB 4356/76 A GB4356/76 A GB 4356/76A GB 435676 A GB435676 A GB 435676A GB 1485602 A GB1485602 A GB 1485602A
Authority
GB
United Kingdom
Prior art keywords
disulphate
peroxo
feb
hydroxy
aqueous solution
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
Application number
GB4356/76A
Other languages
English (en)
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.)
Hoechst AG
Original Assignee
Hoechst AG
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
Priority claimed from DE19752504935 external-priority patent/DE2504935C3/de
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of GB1485602A publication Critical patent/GB1485602A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B7/00Indigoid dyes
    • C09B7/10Bis-thionapthene indigos

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Coloring (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB4356/76A 1975-02-06 1976-02-04 Process for preparing thio-indigo dyestuffs Expired GB1485602A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752504935 DE2504935C3 (de) 1975-02-06 Verfahren zur Herstellung von Thioindigofarbstoffen

Publications (1)

Publication Number Publication Date
GB1485602A true GB1485602A (en) 1977-09-14

Family

ID=5938220

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4356/76A Expired GB1485602A (en) 1975-02-06 1976-02-04 Process for preparing thio-indigo dyestuffs

Country Status (8)

Country Link
US (2) US4229583A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5933615B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7600707A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1079740A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH597310A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2300116A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1485602A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1054839B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4332955A (en) 1979-04-23 1982-06-01 Basf Aktiengesellschaft Preparation of transparent pigmentary forms of 4,4',7,7'-tetrachlorothioindigo

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3101873A1 (de) * 1981-01-22 1982-08-26 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von farbstarken 4,4',7,7'-tetrachlorthioindigopigmenten
DE3230125A1 (de) * 1982-08-13 1984-02-16 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung eines organischen pigments auf basis 4,4',7,7'-tetrachlorthioindigo
DE3324879A1 (de) * 1983-07-09 1985-01-17 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung eines pigments auf basis 4,4',7,7'-tetrachlorthioindigo
DE19802081A1 (de) * 1998-01-21 1999-07-22 Clariant Gmbh Verfahren zur Herstellung von 4,4'-Dimethyl-6,6'-dichlorthioindigo

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202351C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) *
US876839A (en) * 1907-09-14 1908-01-14 Basf Ag Red dye and process of making same.
GB368505A (en) * 1930-02-22 1932-03-10 Ig Farbenindustrie Ag Improvements in the manufacture of thioindigoid vat-dyestuffs
US2173506A (en) * 1937-07-17 1939-09-19 Du Pont Vat dye compositions
US2158032A (en) * 1938-06-11 1939-05-09 Du Pont Process of producing symmetrical thioindigo dyes
US2804464A (en) * 1954-06-28 1957-08-27 American Cyanamid Co Preparation of thioindigoid dyestuffs
US2898337A (en) * 1956-05-21 1959-08-04 American Cyanamid Co Process improvement for vat dyes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4332955A (en) 1979-04-23 1982-06-01 Basf Aktiengesellschaft Preparation of transparent pigmentary forms of 4,4',7,7'-tetrachlorothioindigo

Also Published As

Publication number Publication date
US4229583A (en) 1980-10-21
FR2300116B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-05-30
DE2504935A1 (de) 1976-08-19
FR2300116A1 (fr) 1976-09-03
US4284789A (en) 1981-08-18
JPS51103130A (en) 1976-09-11
DE2504935B2 (de) 1977-03-03
IT1054839B (it) 1981-11-30
CH597310A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-03-31
BR7600707A (pt) 1976-08-31
CA1079740A (en) 1980-06-17
JPS5933615B2 (ja) 1984-08-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee