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CH252479A - Process for the preparation of a new yellow azo dye. - Google Patents

Process for the preparation of a new yellow azo dye.

Info

Publication number
CH252479A
CH252479A CH252479DA CH252479A CH 252479 A CH252479 A CH 252479A CH 252479D A CH252479D A CH 252479DA CH 252479 A CH252479 A CH 252479A
Authority
CH
Switzerland
Prior art keywords
preparation
azo dye
yellow azo
new yellow
new
Prior art date
Application number
Other languages
German (de)
Inventor
Limited Imperial Ch Industries
Original Assignee
Ici Ltd
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 Ici Ltd filed Critical Ici Ltd
Publication of CH252479A publication Critical patent/CH252479A/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
    • C09B69/00—Dyes not provided for by a single group of this subclass
    • C09B69/001—Dyes containing an onium group attached to the dye skeleton via a bridge
    • C09B69/005—Isothiuronium group
    • 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
    • C09B62/44—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring
    • C09B62/54—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring the reactive group being an epoxy or halohydrin group
    • C09B62/58—Azo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH252479D 1944-05-08 1945-05-07 Process for the preparation of a new yellow azo dye. CH252479A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB247442X 1944-05-08

Publications (1)

Publication Number Publication Date
CH252479A true CH252479A (en) 1947-12-31

Family

ID=10216566

Family Applications (2)

Application Number Title Priority Date Filing Date
CH247442D CH247442A (en) 1944-05-08 1945-05-07 Process for the preparation of a new yellow azo dye.
CH252479D CH252479A (en) 1944-05-08 1945-05-07 Process for the preparation of a new yellow azo dye.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH247442D CH247442A (en) 1944-05-08 1945-05-07 Process for the preparation of a new yellow azo dye.

Country Status (1)

Country Link
CH (2) CH247442A (en)

Also Published As

Publication number Publication date
CH247442A (en) 1947-03-15

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