BE853802A - Procede de preparation de colorants disazoiques - Google Patents

Procede de preparation de colorants disazoiques

Info

Publication number
BE853802A
BE853802A BE176884A BE176884A BE853802A BE 853802 A BE853802 A BE 853802A BE 176884 A BE176884 A BE 176884A BE 176884 A BE176884 A BE 176884A BE 853802 A BE853802 A BE 853802A
Authority
BE
Belgium
Prior art keywords
preparing
disazoic
dyes
disazoic dyes
preparing disazoic
Prior art date
Application number
BE176884A
Other languages
English (en)
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
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of BE853802A publication Critical patent/BE853802A/fr

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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/04—Disazo dyes characterised by the tetrazo component the tetrazo component being a benzene derivative
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)
BE176884A 1976-04-21 1977-04-21 Procede de preparation de colorants disazoiques BE853802A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2617302A DE2617302C3 (de) 1976-04-21 1976-04-21 Verfahren zur Herstellung von Disazofarbstoffen

Publications (1)

Publication Number Publication Date
BE853802A true BE853802A (fr) 1977-10-21

Family

ID=5975809

Family Applications (1)

Application Number Title Priority Date Filing Date
BE176884A BE853802A (fr) 1976-04-21 1977-04-21 Procede de preparation de colorants disazoiques

Country Status (9)

Country Link
US (1) US4115380A (fr)
JP (1) JPS52129731A (fr)
BE (1) BE853802A (fr)
BR (1) BR7702495A (fr)
CH (1) CH624976A5 (fr)
DE (1) DE2617302C3 (fr)
FR (1) FR2348951A1 (fr)
GB (1) GB1578391A (fr)
IT (1) IT1080354B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018164252A1 (fr) * 2017-03-09 2018-09-13 富士フイルム株式会社 Composition, substance dichroïque, film anisotrope absorbant la lumière, stratifié et dispositif d'affichage d'images
ES2924350T3 (es) * 2019-09-04 2022-10-06 Clariant Plastics & Coatings Ltd Procedimiento para el tratamiento de aguas residuales que contienen fenol, anilina o derivados de los mismos
CN113548979A (zh) * 2021-07-16 2021-10-26 辽宁大学 一种含双偶氮双酚化合物及其制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2072252A (en) * 1932-03-12 1937-03-02 Celanese Corp Coloring textile material
US2782185A (en) * 1952-10-31 1957-02-19 Saul & Co Disazo dyestuffs
US2954371A (en) * 1958-02-12 1960-09-27 Ciba Ltd Water insoluble disazo-dyestuffs
US3045004A (en) * 1959-04-16 1962-07-17 Acna Disazo dyes
GB1016246A (en) * 1963-06-21 1966-01-05 Ici Ltd Coloration process for polyester and cellulose acetate materials
US3523935A (en) * 1966-12-05 1970-08-11 Gaf Corp Disazo dyestuff containing m-cresol coupling components

Also Published As

Publication number Publication date
DE2617302A1 (de) 1977-11-03
US4115380A (en) 1978-09-19
JPS52129731A (en) 1977-10-31
GB1578391A (en) 1980-11-05
FR2348951B1 (fr) 1981-12-11
DE2617302B2 (de) 1978-08-10
BR7702495A (pt) 1978-05-09
CH624976A5 (fr) 1981-08-31
DE2617302C3 (de) 1979-05-03
FR2348951A1 (fr) 1977-11-18
IT1080354B (it) 1985-05-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HOECHST A.G.

Effective date: 19850421