FR861674A - Process for preparing trisazo dyes - Google Patents

Process for preparing trisazo dyes

Info

Publication number
FR861674A
FR861674A FR861674DA FR861674A FR 861674 A FR861674 A FR 861674A FR 861674D A FR861674D A FR 861674DA FR 861674 A FR861674 A FR 861674A
Authority
FR
France
Prior art keywords
preparing
trisazo dyes
trisazo
dyes
preparing trisazo
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR861674A publication Critical patent/FR861674A/en
Expired legal-status Critical Current

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
    • C09B31/16—Trisazo dyes
    • C09B31/22—Trisazo dyes from a coupling component "D" containing directive hydroxyl and amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
FR861674D 1938-07-24 1939-07-13 Process for preparing trisazo dyes Expired FR861674A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI62031D DE742325C (en) 1938-07-24 1938-07-24 Process for the preparation of trisazo dyes

Publications (1)

Publication Number Publication Date
FR861674A true FR861674A (en) 1941-02-14

Family

ID=7195589

Family Applications (1)

Application Number Title Priority Date Filing Date
FR861674D Expired FR861674A (en) 1938-07-24 1939-07-13 Process for preparing trisazo dyes

Country Status (2)

Country Link
DE (1) DE742325C (en)
FR (1) FR861674A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE762865C (en) * 1942-04-02 1954-03-15 Chemische Ind Ges Process for the preparation of trisazo dyes
DE946734C (en) * 1952-10-16 1956-08-02 Geigy Ag J R Process for the production of metallizable trisazo dyes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE274081C (en) *
DE477061C (en) * 1926-07-06 1929-06-03 I G Farbenindustrie Akt Ges Process for the preparation of related trisazo dyes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE762865C (en) * 1942-04-02 1954-03-15 Chemische Ind Ges Process for the preparation of trisazo dyes
DE946734C (en) * 1952-10-16 1956-08-02 Geigy Ag J R Process for the production of metallizable trisazo dyes

Also Published As

Publication number Publication date
DE742325C (en) 1943-12-07

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