FR749348A - Process for the preparation of azo dyes insoluble in water, and dyes obtained by this process - Google Patents

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

Info

Publication number
FR749348A
FR749348A FR749348DA FR749348A FR 749348 A FR749348 A FR 749348A FR 749348D A FR749348D A FR 749348DA FR 749348 A FR749348 A FR 749348A
Authority
FR
France
Prior art keywords
dyes
preparation
water
insoluble
azo
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 FR749348A publication Critical patent/FR749348A/en
Expired legal-status Critical Current

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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
    • C09B29/32—Monoazo dyes prepared by diazotising and coupling from coupling components containing a reactive methylene group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR749348D 1932-01-19 1933-01-19 Process for the preparation of azo dyes insoluble in water, and dyes obtained by this process Expired FR749348A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE749348X 1932-01-19

Publications (1)

Publication Number Publication Date
FR749348A true FR749348A (en) 1933-07-22

Family

ID=1550001

Family Applications (1)

Application Number Title Priority Date Filing Date
FR749348D Expired FR749348A (en) 1932-01-19 1933-01-19 Process for the preparation of azo dyes insoluble in water, and dyes obtained by this process

Country Status (1)

Country Link
FR (1) FR749348A (en)

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