FR621209A - Production of new coloring materials - Google Patents

Production of new coloring materials

Info

Publication number
FR621209A
FR621209A FR621209DA FR621209A FR 621209 A FR621209 A FR 621209A FR 621209D A FR621209D A FR 621209DA FR 621209 A FR621209 A FR 621209A
Authority
FR
France
Prior art keywords
production
coloring materials
new coloring
new
materials
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 FR621209A publication Critical patent/FR621209A/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
    • C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
    • C09B43/24—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group with formation of —O—SO2—R or —O—SO3H radicals
FR621209D 1926-09-09 1926-09-09 Production of new coloring materials Expired FR621209A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR621209T 1926-09-09

Publications (1)

Publication Number Publication Date
FR621209A true FR621209A (en) 1927-05-07

Family

ID=8984957

Family Applications (1)

Application Number Title Priority Date Filing Date
FR621209D Expired FR621209A (en) 1926-09-09 1926-09-09 Production of new coloring materials

Country Status (1)

Country Link
FR (1) FR621209A (en)

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