FR792343A - Manufacturing process for secondary disazo dyes - Google Patents

Manufacturing process for secondary disazo dyes

Info

Publication number
FR792343A
FR792343A FR792343DA FR792343A FR 792343 A FR792343 A FR 792343A FR 792343D A FR792343D A FR 792343DA FR 792343 A FR792343 A FR 792343A
Authority
FR
France
Prior art keywords
manufacturing process
disazo dyes
secondary 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 FR792343A publication Critical patent/FR792343A/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
    • C09B31/04—Disazo dyes from a coupling component "C" containing a directive amino group
    • C09B31/043—Amino-benzenes
    • C09B31/047—Amino-benzenes containing acid groups, e.g. —CO2H, —SO3H, —PO3H2, —OSO3H, —OPO2H2; Salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR792343D 1934-07-11 1935-07-11 Manufacturing process for secondary disazo dyes Expired FR792343A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB792343X 1934-07-11

Publications (1)

Publication Number Publication Date
FR792343A true FR792343A (en) 1935-12-28

Family

ID=10506311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792343D Expired FR792343A (en) 1934-07-11 1935-07-11 Manufacturing process for secondary disazo dyes

Country Status (1)

Country Link
FR (1) FR792343A (en)

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