CH533160A - Process for the preparation of new disazo dyes - Google Patents

Process for the preparation of new disazo dyes

Info

Publication number
CH533160A
CH533160A CH1461271A CH1461271A CH533160A CH 533160 A CH533160 A CH 533160A CH 1461271 A CH1461271 A CH 1461271A CH 1461271 A CH1461271 A CH 1461271A CH 533160 A CH533160 A CH 533160A
Authority
CH
Switzerland
Prior art keywords
preparation
disazo dyes
new disazo
new
dyes
Prior art date
Application number
CH1461271A
Other languages
German (de)
Inventor
Otto Dr Fuchs
Bernhard Dr Mees
Joachim Dr Ribka
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 CH533160A publication Critical patent/CH533160A/en

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
    • 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
    • C09B31/04—Disazo dyes from a coupling component "C" containing a directive amino group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Coloring (AREA)
CH1461271A 1970-10-10 1971-10-07 Process for the preparation of new disazo dyes CH533160A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702049804 DE2049804A1 (en) 1970-10-10 1970-10-10 New disazo dyes and processes for their preparation

Publications (1)

Publication Number Publication Date
CH533160A true CH533160A (en) 1973-01-31

Family

ID=5784724

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1461271A CH533160A (en) 1970-10-10 1971-10-07 Process for the preparation of new disazo dyes

Country Status (5)

Country Link
CH (1) CH533160A (en)
DE (1) DE2049804A1 (en)
FR (1) FR2110347B1 (en)
GB (1) GB1359058A (en)
IT (1) IT939075B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6488742B2 (en) * 2014-02-10 2019-03-27 三菱ケミカル株式会社 Liquid crystal composition containing dichroic dye
WO2020067063A1 (en) * 2018-09-26 2020-04-02 富士フイルム株式会社 Compound, colored composition, ink, toner, colored resin composition, and fiber-dyeing composition

Also Published As

Publication number Publication date
GB1359058A (en) 1974-07-03
DE2049804A1 (en) 1972-04-13
IT939075B (en) 1973-02-10
FR2110347B1 (en) 1976-03-26
FR2110347A1 (en) 1972-06-02

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Legal Events

Date Code Title Description
PL Patent ceased