FR678463A - Production of o-oxyazo dyes containing chromium - Google Patents

Production of o-oxyazo dyes containing chromium

Info

Publication number
FR678463A
FR678463A FR678463DA FR678463A FR 678463 A FR678463 A FR 678463A FR 678463D A FR678463D A FR 678463DA FR 678463 A FR678463 A FR 678463A
Authority
FR
France
Prior art keywords
production
containing chromium
dyes containing
oxyazo
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 FR678463A publication Critical patent/FR678463A/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
FR678463D 1928-07-26 1929-07-16 Production of o-oxyazo dyes containing chromium Expired FR678463A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE678463X 1928-07-26

Publications (1)

Publication Number Publication Date
FR678463A true FR678463A (en) 1930-03-24

Family

ID=6594327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR678463D Expired FR678463A (en) 1928-07-26 1929-07-16 Production of o-oxyazo dyes containing chromium

Country Status (1)

Country Link
FR (1) FR678463A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2447163A (en) * 1944-02-21 1948-08-17 Geigy Ag J R O:o'-dihydroxy azo dyestuffs and a process of making same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2447163A (en) * 1944-02-21 1948-08-17 Geigy Ag J R O:o'-dihydroxy azo dyestuffs and a process of making same

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