FR757628A - Process for the preparation of water-insoluble azo dyes and dyes obtained by this process - Google Patents

Process for the preparation of water-insoluble azo dyes and dyes obtained by this process

Info

Publication number
FR757628A
FR757628A FR757628DA FR757628A FR 757628 A FR757628 A FR 757628A FR 757628D A FR757628D A FR 757628DA FR 757628 A FR757628 A FR 757628A
Authority
FR
France
Prior art keywords
dyes
preparation
water
insoluble azo
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 FR757628A publication Critical patent/FR757628A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00Monoazo dyes prepared by diazotising and coupling
    • C09B29/24Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
    • C09B29/26Amino phenols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR757628D 1932-06-25 1933-06-26 Process for the preparation of water-insoluble azo dyes and dyes obtained by this process Expired FR757628A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE757628X 1932-06-25

Publications (1)

Publication Number Publication Date
FR757628A true FR757628A (en) 1933-12-29

Family

ID=6660071

Family Applications (1)

Application Number Title Priority Date Filing Date
FR757628D Expired FR757628A (en) 1932-06-25 1933-06-26 Process for the preparation of water-insoluble azo dyes and dyes obtained by this process

Country Status (1)

Country Link
FR (1) FR757628A (en)

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