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FR642248A - Azo dyes production process - Google Patents

Azo dyes production process

Info

Publication number
FR642248A
FR642248A FR642248DA FR642248A FR 642248 A FR642248 A FR 642248A FR 642248D A FR642248D A FR 642248DA FR 642248 A FR642248 A FR 642248A
Authority
FR
France
Prior art keywords
production process
azo dyes
dyes production
azo
production
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 FR642248A publication Critical patent/FR642248A/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
    • C09B29/10—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR642248D 1926-10-15 1927-10-13 Azo dyes production process Expired FR642248A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE642248X 1926-10-15

Publications (1)

Publication Number Publication Date
FR642248A true FR642248A (en) 1928-08-24

Family

ID=6580223

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642248D Expired FR642248A (en) 1926-10-15 1927-10-13 Azo dyes production process

Country Status (1)

Country Link
FR (1) FR642248A (en)

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