FR746406A - New poly-azo dyes and process for making them - Google Patents

New poly-azo dyes and process for making them

Info

Publication number
FR746406A
FR746406A FR746406DA FR746406A FR 746406 A FR746406 A FR 746406A FR 746406D A FR746406D A FR 746406DA FR 746406 A FR746406 A FR 746406A
Authority
FR
France
Prior art keywords
making
azo dyes
new poly
poly
new
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR746406A publication Critical patent/FR746406A/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)
FR746406D 1931-11-26 1932-11-24 New poly-azo dyes and process for making them Expired FR746406A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB746406X 1931-11-26

Publications (1)

Publication Number Publication Date
FR746406A true FR746406A (en) 1933-05-29

Family

ID=10496034

Family Applications (1)

Application Number Title Priority Date Filing Date
FR746406D Expired FR746406A (en) 1931-11-26 1932-11-24 New poly-azo dyes and process for making them

Country Status (1)

Country Link
FR (1) FR746406A (en)

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