FR1157421A - Azo dyes and process for their preparation - Google Patents

Azo dyes and process for their preparation

Info

Publication number
FR1157421A
FR1157421A FR1157421DA FR1157421A FR 1157421 A FR1157421 A FR 1157421A FR 1157421D A FR1157421D A FR 1157421DA FR 1157421 A FR1157421 A FR 1157421A
Authority
FR
France
Prior art keywords
preparation
azo dyes
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.)
PRODUITS HOUGHTON SOC D
Original Assignee
PRODUITS HOUGHTON SOC D
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 PRODUITS HOUGHTON SOC D filed Critical PRODUITS HOUGHTON SOC D
Application granted granted Critical
Publication of FR1157421A publication Critical patent/FR1157421A/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
    • C09B39/00—Other azo dyes prepared by diazotising and coupling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1157421D 1956-08-17 1956-08-17 Azo dyes and process for their preparation Expired FR1157421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1157421T 1956-08-17

Publications (1)

Publication Number Publication Date
FR1157421A true FR1157421A (en) 1958-05-29

Family

ID=9650592

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157421D Expired FR1157421A (en) 1956-08-17 1956-08-17 Azo dyes and process for their preparation

Country Status (1)

Country Link
FR (1) FR1157421A (en)

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