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FR641769A - Process for the production of ortho-oxyazo dyes - Google Patents

Process for the production of ortho-oxyazo dyes

Info

Publication number
FR641769A
FR641769A FR641769DA FR641769A FR 641769 A FR641769 A FR 641769A FR 641769D A FR641769D A FR 641769DA FR 641769 A FR641769 A FR 641769A
Authority
FR
France
Prior art keywords
ortho
production
oxyazo
dyes
oxyazo dyes
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 FR641769A publication Critical patent/FR641769A/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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/14—Monoazo compounds
    • C09B45/16—Monoazo compounds containing chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR641769D 1926-10-05 1927-10-03 Process for the production of ortho-oxyazo dyes Expired FR641769A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE641769X 1926-10-05

Publications (1)

Publication Number Publication Date
FR641769A true FR641769A (en) 1928-08-10

Family

ID=6580158

Family Applications (1)

Application Number Title Priority Date Filing Date
FR641769D Expired FR641769A (en) 1926-10-05 1927-10-03 Process for the production of ortho-oxyazo dyes

Country Status (1)

Country Link
FR (1) FR641769A (en)

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