FR835631A - Water-soluble azo dyes and method of preparing these dyes - Google Patents

Water-soluble azo dyes and method of preparing these dyes

Info

Publication number
FR835631A
FR835631A FR835631DA FR835631A FR 835631 A FR835631 A FR 835631A FR 835631D A FR835631D A FR 835631DA FR 835631 A FR835631 A FR 835631A
Authority
FR
France
Prior art keywords
dyes
preparing
water
soluble 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 FR835631A publication Critical patent/FR835631A/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
    • C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
    • C09B29/28—Amino naphthols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR835631D 1937-03-23 1938-03-23 Water-soluble azo dyes and method of preparing these dyes Expired FR835631A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE835631X 1937-03-23

Publications (1)

Publication Number Publication Date
FR835631A true FR835631A (en) 1938-12-27

Family

ID=6760959

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835631D Expired FR835631A (en) 1937-03-23 1938-03-23 Water-soluble azo dyes and method of preparing these dyes

Country Status (1)

Country Link
FR (1) FR835631A (en)

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