FR785638A - Process for the preparation of substantive azo dyes - Google Patents

Process for the preparation of substantive azo dyes

Info

Publication number
FR785638A
FR785638A FR785638DA FR785638A FR 785638 A FR785638 A FR 785638A FR 785638D A FR785638D A FR 785638DA FR 785638 A FR785638 A FR 785638A
Authority
FR
France
Prior art keywords
preparation
azo dyes
substantive azo
substantive
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 FR785638A publication Critical patent/FR785638A/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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/0025—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR785638D 1934-02-15 1935-02-13 Process for the preparation of substantive azo dyes Expired FR785638A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE785638X 1934-02-15

Publications (1)

Publication Number Publication Date
FR785638A true FR785638A (en) 1935-08-14

Family

ID=6698826

Family Applications (1)

Application Number Title Priority Date Filing Date
FR785638D Expired FR785638A (en) 1934-02-15 1935-02-13 Process for the preparation of substantive azo dyes

Country Status (1)

Country Link
FR (1) FR785638A (en)

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