FR812248A - 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
FR812248A
FR812248A FR812248DA FR812248A FR 812248 A FR812248 A FR 812248A FR 812248D A FR812248D A FR 812248DA FR 812248 A FR812248 A FR 812248A
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 FR812248A publication Critical patent/FR812248A/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
    • C09B29/30—Amino naphtholsulfonic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR812248D 1935-10-15 1936-10-15 Water-soluble azo dyes and method of preparing these dyes Expired FR812248A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE812248X 1935-10-15

Publications (1)

Publication Number Publication Date
FR812248A true FR812248A (en) 1937-05-03

Family

ID=6729988

Family Applications (1)

Application Number Title Priority Date Filing Date
FR812248D Expired FR812248A (en) 1935-10-15 1936-10-15 Water-soluble azo dyes and method of preparing these dyes

Country Status (1)

Country Link
FR (1) FR812248A (en)

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