BE617936R - New azo dyes, their preparation process and their use - Google Patents

New azo dyes, their preparation process and their use

Info

Publication number
BE617936R
BE617936R BE617936A BE617936A BE617936R BE 617936 R BE617936 R BE 617936R BE 617936 A BE617936 A BE 617936A BE 617936 A BE617936 A BE 617936A BE 617936 R BE617936 R BE 617936R
Authority
BE
Belgium
Prior art keywords
preparation process
azo dyes
new azo
new
dyes
Prior art date
Application number
BE617936A
Other languages
French (fr)
Original Assignee
Ciba Geigy
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 CH597561A external-priority patent/CH449818A/en
Priority claimed from CH1351761A external-priority patent/CH448329A/en
Application filed by Ciba Geigy filed Critical Ciba Geigy
Application granted granted Critical
Publication of BE617936R publication Critical patent/BE617936R/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
    • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
    • C09B62/02—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group directly attached to a heterocyclic ring
    • C09B62/022—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group directly attached to a heterocyclic ring the heterocyclic ring being alternatively specified
    • C09B62/026—Azo dyes
    • C09B62/03—Disazo or polyazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Photoreceptors In Electrophotography (AREA)
BE617936A 1961-05-23 1962-05-22 New azo dyes, their preparation process and their use BE617936R (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH597561A CH449818A (en) 1961-05-23 1961-05-23 Process for the preparation of new disazo dyes
CH1351761A CH448329A (en) 1961-11-21 1961-11-21 Process for the preparation of new disazo dyes
CH313962 1962-03-15

Publications (1)

Publication Number Publication Date
BE617936R true BE617936R (en) 1962-11-22

Family

ID=27174153

Family Applications (1)

Application Number Title Priority Date Filing Date
BE617936A BE617936R (en) 1961-05-23 1962-05-22 New azo dyes, their preparation process and their use

Country Status (4)

Country Link
BE (1) BE617936R (en)
DE (1) DE1297256B (en)
ES (1) ES277563A2 (en)
GB (1) GB961078A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3966705A (en) * 1974-01-04 1976-06-29 Ciba-Geigy Corporation Disulfo naphthalene containing fiber-reactive tetrazo dyes
GB1515030A (en) * 1976-02-11 1978-06-21 Ici Ltd Fibre reactive disazo dyestuffs
CH638555A5 (en) * 1978-06-19 1983-09-30 Ciba Geigy Ag Reactive dyes and their preparation.
JPS5848672B2 (en) * 1979-07-06 1983-10-29 住友化学工業株式会社 Dyeing method for cellulose fibers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1182529A (en) * 1956-09-14 1959-06-25 Ciba Geigy New azo dyes, their preparation process and their use

Also Published As

Publication number Publication date
ES277563A2 (en) 1962-11-01
GB961078A (en) 1964-06-17
DE1297256B (en) 1969-06-12

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