CH309184A - Process for the preparation of a water-insoluble disazo dye. - Google Patents

Process for the preparation of a water-insoluble disazo dye.

Info

Publication number
CH309184A
CH309184A CH309184DA CH309184A CH 309184 A CH309184 A CH 309184A CH 309184D A CH309184D A CH 309184DA CH 309184 A CH309184 A CH 309184A
Authority
CH
Switzerland
Prior art keywords
preparation
water
disazo dye
insoluble disazo
insoluble
Prior art date
Application number
Other languages
German (de)
Inventor
Ag Sandoz
Original Assignee
Ag Sandoz
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 Ag Sandoz filed Critical Ag Sandoz
Publication of CH309184A publication Critical patent/CH309184A/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
    • C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
CH309184D 1952-11-07 1952-11-07 Process for the preparation of a water-insoluble disazo dye. CH309184A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH311072T 1952-11-07
CH309184T 1955-08-31

Publications (1)

Publication Number Publication Date
CH309184A true CH309184A (en) 1955-08-31

Family

ID=25735599

Family Applications (2)

Application Number Title Priority Date Filing Date
CH311072D CH311072A (en) 1952-11-07 1952-11-07 Process for the preparation of a water-insoluble disazo dye.
CH309184D CH309184A (en) 1952-11-07 1952-11-07 Process for the preparation of a water-insoluble disazo dye.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH311072D CH311072A (en) 1952-11-07 1952-11-07 Process for the preparation of a water-insoluble disazo dye.

Country Status (1)

Country Link
CH (2) CH311072A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1564607B1 (en) 2004-02-10 2009-05-13 Tissot S.A. Crown protecting device for a watch
JP7414027B2 (en) * 2021-02-24 2024-01-16 カシオ計算機株式会社 list equipment

Also Published As

Publication number Publication date
CH311072A (en) 1955-11-15

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