FR1175764A - Polyazo dyes and their production process - Google Patents

Polyazo dyes and their production process

Info

Publication number
FR1175764A
FR1175764A FR1175764DA FR1175764A FR 1175764 A FR1175764 A FR 1175764A FR 1175764D A FR1175764D A FR 1175764DA FR 1175764 A FR1175764 A FR 1175764A
Authority
FR
France
Prior art keywords
production process
polyazo dyes
polyazo
dyes
production
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)
Inventor
Klaus Bockmann
Carl Taube
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of FR1175764A publication Critical patent/FR1175764A/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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/08—Preparation of azo dyes from other azo compounds by reduction
    • C09B43/10—Preparation of azo dyes from other azo compounds by reduction with formation of a new azo or an azoxy bridge

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1175764D 1956-06-06 1957-05-24 Polyazo dyes and their production process Expired FR1175764A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1175764X 1956-06-06

Publications (1)

Publication Number Publication Date
FR1175764A true FR1175764A (en) 1959-04-01

Family

ID=7729735

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1175764D Expired FR1175764A (en) 1956-06-06 1957-05-24 Polyazo dyes and their production process

Country Status (1)

Country Link
FR (1) FR1175764A (en)

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