FR856423A - Double salts of water-soluble derivatives of azo dyes insoluble in this medium and method of preparing these salts - Google Patents

Double salts of water-soluble derivatives of azo dyes insoluble in this medium and method of preparing these salts

Info

Publication number
FR856423A
FR856423A FR856423DA FR856423A FR 856423 A FR856423 A FR 856423A FR 856423D A FR856423D A FR 856423DA FR 856423 A FR856423 A FR 856423A
Authority
FR
France
Prior art keywords
salts
preparing
medium
water
azo 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 FR856423A publication Critical patent/FR856423A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR856423D 1938-06-16 1939-06-16 Double salts of water-soluble derivatives of azo dyes insoluble in this medium and method of preparing these salts Expired FR856423A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE856423X 1938-06-16

Publications (1)

Publication Number Publication Date
FR856423A true FR856423A (en) 1940-06-13

Family

ID=6789327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856423D Expired FR856423A (en) 1938-06-16 1939-06-16 Double salts of water-soluble derivatives of azo dyes insoluble in this medium and method of preparing these salts

Country Status (1)

Country Link
FR (1) FR856423A (en)

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