FR2307020A1 - Procede de production de colorants azoiques - Google Patents

Procede de production de colorants azoiques

Info

Publication number
FR2307020A1
FR2307020A1 FR7610697A FR7610697A FR2307020A1 FR 2307020 A1 FR2307020 A1 FR 2307020A1 FR 7610697 A FR7610697 A FR 7610697A FR 7610697 A FR7610697 A FR 7610697A FR 2307020 A1 FR2307020 A1 FR 2307020A1
Authority
FR
France
Prior art keywords
production process
azoic dyes
dyes production
azoic
production
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.)
Granted
Application number
FR7610697A
Other languages
English (en)
Other versions
FR2307020B1 (fr
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.)
Bayer AG
Original Assignee
Bayer 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
Application filed by Bayer AG filed Critical Bayer AG
Publication of FR2307020A1 publication Critical patent/FR2307020A1/fr
Application granted granted Critical
Publication of FR2307020B1 publication Critical patent/FR2307020B1/fr
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
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
    • C09B41/002—Special methods of performing the coupling reaction characterised by the coupling medium containing a solvent
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms
    • C09B43/405—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms by substituting radicals containing hetero atoms for -SO2R radicals and R being hydrocarbon
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms
    • C09B43/42—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms by substituting radicals containing hetero atoms for —CN radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7610697A 1975-04-12 1976-04-12 Procede de production de colorants azoiques Granted FR2307020A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752516031 DE2516031A1 (de) 1975-04-12 1975-04-12 Verfahren zur herstellung von azofarbstoffen

Publications (2)

Publication Number Publication Date
FR2307020A1 true FR2307020A1 (fr) 1976-11-05
FR2307020B1 FR2307020B1 (fr) 1980-04-30

Family

ID=5943699

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7610697A Granted FR2307020A1 (fr) 1975-04-12 1976-04-12 Procede de production de colorants azoiques

Country Status (10)

Country Link
US (1) US4083846A (fr)
JP (1) JPS51124123A (fr)
BE (1) BE840642A (fr)
BR (1) BR7602185A (fr)
CH (1) CH620236A5 (fr)
DE (1) DE2516031A1 (fr)
ES (1) ES446850A1 (fr)
FR (1) FR2307020A1 (fr)
GB (1) GB1492502A (fr)
IT (1) IT1063363B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432539A1 (fr) * 1978-08-05 1980-02-29 Bayer Ag Procede de production de colorants azoiques
EP0036512A2 (fr) * 1980-03-13 1981-09-30 CASSELLA Aktiengesellschaft Colorants azoiques insolubles dans l'eau, leur préparation et leur utilisation

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1093708B (it) * 1977-03-15 1985-07-26 Bayer Ag Composti azoici
US4257944A (en) * 1978-04-05 1981-03-24 Imperial Chemical Industries Limited Process for the manufacture of cyano azo dyes
FR2427364A1 (fr) * 1978-05-31 1979-12-28 Ugine Kuhlmann Procede de preparation industrielle de colorants azoiques contenant des groupes cyano
US4278599A (en) * 1979-10-18 1981-07-14 Eastman Kodak Company Mono azo dyes from (2-alkoxy-5-alkanoylaminoanilino)alkoxy or aryloxy alkanes
EP0035815B1 (fr) * 1980-03-12 1983-06-08 Akzo N.V. Procédé de préparation de p-aminoazobenzène à partir d'aniline
EP0184555A3 (fr) * 1984-12-06 1989-11-02 Ciba-Geigy Ag Procédé de diazotation d'amines
RU1804079C (ru) * 1989-08-25 1995-11-20 Московское научно-производственное объединение "НИОПИК" Способ получения ароматических 2-бромзамещенных диазосоставляющих для синтеза дисперсных моноазокрасителей

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1524647A (fr) * 1966-05-26 1968-05-10 Cassella Farbwerke Mainkur Ag Procédé de préparation de colorants azoïques
FR2168535A1 (fr) * 1972-01-21 1973-08-31 Hoechst Ag
FR2207168A1 (fr) * 1972-11-16 1974-06-14 Hoechst Ag

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2209985A (en) * 1940-08-06 Diazo composition
US3962209A (en) * 1962-03-09 1976-06-08 Bayer Aktiengesellschaft Process for preparing azo dyestuffs with ortho-azo cyano groups by cyano exchange of metal cyanides and halo dyestuffs
US3459730A (en) * 1966-08-09 1969-08-05 Geigy Ag J R Disazo pigments
GB1226950A (fr) * 1967-11-07 1971-03-31
CH498910A (de) * 1968-09-20 1970-11-15 Sandoz Ag Verfahren zur Herstellung von Azoverbindungen
US3793305A (en) * 1970-09-14 1974-02-19 Du Pont One-step process of preparing azo dyes by simultaneous diazotization
BE786093A (fr) * 1971-07-10 1973-01-10 Hoechst Ag Procede de diazotation d'amines

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1524647A (fr) * 1966-05-26 1968-05-10 Cassella Farbwerke Mainkur Ag Procédé de préparation de colorants azoïques
FR2168535A1 (fr) * 1972-01-21 1973-08-31 Hoechst Ag
FR2207168A1 (fr) * 1972-11-16 1974-06-14 Hoechst Ag

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432539A1 (fr) * 1978-08-05 1980-02-29 Bayer Ag Procede de production de colorants azoiques
EP0036512A2 (fr) * 1980-03-13 1981-09-30 CASSELLA Aktiengesellschaft Colorants azoiques insolubles dans l'eau, leur préparation et leur utilisation
EP0036512A3 (en) * 1980-03-13 1981-10-07 Cassella Aktiengesellschaft Water-insoluble azo dyestuffs, their preparation and use

Also Published As

Publication number Publication date
US4083846A (en) 1978-04-11
IT1063363B (it) 1985-02-11
JPS51124123A (en) 1976-10-29
BE840642A (fr) 1976-10-12
FR2307020B1 (fr) 1980-04-30
BR7602185A (pt) 1976-10-05
GB1492502A (en) 1977-11-23
DE2516031A1 (de) 1976-10-28
CH620236A5 (fr) 1980-11-14
ES446850A1 (es) 1977-06-01

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Legal Events

Date Code Title Description
ST Notification of lapse