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FR1172598A - Azo dyes and their preparation - Google Patents

Azo dyes and their preparation

Info

Publication number
FR1172598A
FR1172598A FR1172598DA FR1172598A FR 1172598 A FR1172598 A FR 1172598A FR 1172598D A FR1172598D A FR 1172598DA FR 1172598 A FR1172598 A FR 1172598A
Authority
FR
France
Prior art keywords
preparation
azo dyes
azo
dyes
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke 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, Farbwerke Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of FR1172598A publication Critical patent/FR1172598A/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
    • C09B31/02—Disazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
FR1172598D 1956-02-09 1957-02-09 Azo dyes and their preparation Expired FR1172598A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF19481A DE1056582B (en) 1956-02-09 1956-02-09 Process for the production of water-insoluble azo dyes on the fiber

Publications (1)

Publication Number Publication Date
FR1172598A true FR1172598A (en) 1959-02-12

Family

ID=7089332

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1172598D Expired FR1172598A (en) 1956-02-09 1957-02-09 Azo dyes and their preparation

Country Status (4)

Country Link
BE (1) BE554878A (en)
DE (2) DE1056582B (en)
FR (1) FR1172598A (en)
GB (1) GB856929A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1008310B (en) 1955-12-20 1957-05-16 Hoechst Ag Process for the production of solid, durable diazonium compounds

Also Published As

Publication number Publication date
DE1075552B (en) 1960-02-18
BE554878A (en)
DE1056582B (en) 1959-05-06
GB856929A (en) 1960-12-21

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