FR770095A - Manufacturing process for disazo dyes - Google Patents

Manufacturing process for disazo dyes

Info

Publication number
FR770095A
FR770095A FR770095DA FR770095A FR 770095 A FR770095 A FR 770095A FR 770095D A FR770095D A FR 770095DA FR 770095 A FR770095 A FR 770095A
Authority
FR
France
Prior art keywords
manufacturing process
disazo dyes
disazo
dyes
manufacturing
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 FR770095A publication Critical patent/FR770095A/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
    • C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
FR770095D 1933-03-11 1934-03-12 Manufacturing process for disazo dyes Expired FR770095A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB743533A GB416580A (en) 1933-03-11 1933-03-11 New disazo dyestuffs and their application

Publications (1)

Publication Number Publication Date
FR770095A true FR770095A (en) 1934-09-06

Family

ID=9833037

Family Applications (1)

Application Number Title Priority Date Filing Date
FR770095D Expired FR770095A (en) 1933-03-11 1934-03-12 Manufacturing process for disazo dyes

Country Status (3)

Country Link
DE (1) DE616997C (en)
FR (1) FR770095A (en)
GB (1) GB416580A (en)

Also Published As

Publication number Publication date
GB416580A (en) 1934-09-11
DE616997C (en) 1935-08-09

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