FR49526E - Vat dyes and their preparation process - Google Patents

Vat dyes and their preparation process

Info

Publication number
FR49526E
FR49526E FR49526DA FR49526E FR 49526 E FR49526 E FR 49526E FR 49526D A FR49526D A FR 49526DA FR 49526 E FR49526 E FR 49526E
Authority
FR
France
Prior art keywords
preparation process
vat dyes
vat
dyes
preparation
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR49526E publication Critical patent/FR49526E/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
    • C09B43/32—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines
    • C09B43/36—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines with amino-anthracene or amino-anthraquinone dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR49526D 1938-05-27 1938-05-27 Vat dyes and their preparation process Expired FR49526E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49526T 1938-05-27

Publications (1)

Publication Number Publication Date
FR49526E true FR49526E (en) 1939-05-01

Family

ID=8684692

Family Applications (1)

Application Number Title Priority Date Filing Date
FR49526D Expired FR49526E (en) 1938-05-27 1938-05-27 Vat dyes and their preparation process

Country Status (1)

Country Link
FR (1) FR49526E (en)

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