FR27910E - Process for the production of black azo dyestuffs - Google Patents

Process for the production of black azo dyestuffs

Info

Publication number
FR27910E
FR27910E FR27910DA FR27910E FR 27910 E FR27910 E FR 27910E FR 27910D A FR27910D A FR 27910DA FR 27910 E FR27910 E FR 27910E
Authority
FR
France
Prior art keywords
production
azo dyestuffs
black azo
black
dyestuffs
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.)
GRIESHEIM ELEKTRON CHEM FAB
Chemische Fabrik Griesheim Elektron
Original Assignee
GRIESHEIM ELEKTRON CHEM FAB
Chemische Fabrik Griesheim Elektron
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
Priority claimed from DEC32393D external-priority patent/DE391091C/en
Priority claimed from DE1923C0033137 external-priority patent/DE392077C/de
Application filed by GRIESHEIM ELEKTRON CHEM FAB, Chemische Fabrik Griesheim Elektron filed Critical GRIESHEIM ELEKTRON CHEM FAB
Application granted granted Critical
Publication of FR27910E publication Critical patent/FR27910E/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
    • C09B31/053—Amino naphthalenes
    • C09B31/057—Amino naphthalenes containing acid groups, e.g. —CO2H, —SO3H, —PO3H2, —OSO3H, —OPO2H2; Salts thereof
    • 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
    • C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group
    • 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
    • C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group
    • C09B31/075—Disazo dyes from a coupling component "C" containing a directive hydroxyl group ortho-Hydroxy carboxylic acid amides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR27910D 1921-06-13 1923-07-05 Process for the production of black azo dyestuffs Expired FR27910E (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE552272X 1921-06-13
DEC32393D DE391091C (en) 1922-07-23 1922-07-23 Process for the preparation of water-insoluble azo dyes
DE1923C0033137 DE392077C (en) 1922-07-23 1923-02-03

Publications (1)

Publication Number Publication Date
FR27910E true FR27910E (en) 1924-09-27

Family

ID=37670936

Family Applications (1)

Application Number Title Priority Date Filing Date
FR27910D Expired FR27910E (en) 1921-06-13 1923-07-05 Process for the production of black azo dyestuffs

Country Status (1)

Country Link
FR (1) FR27910E (en)

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