FR862503A - Fabrication de nouveaux colorants azoïques - Google Patents

Fabrication de nouveaux colorants azoïques

Info

Publication number
FR862503A
FR862503A FR862503DA FR862503A FR 862503 A FR862503 A FR 862503A FR 862503D A FR862503D A FR 862503DA FR 862503 A FR862503 A FR 862503A
Authority
FR
France
Prior art keywords
manufacture
azo dyes
new azo
new
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
English (en)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR862503A publication Critical patent/FR862503A/fr
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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR862503D 1938-12-22 1939-12-21 Fabrication de nouveaux colorants azoïques Expired FR862503A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB862503X 1938-12-22

Publications (1)

Publication Number Publication Date
FR862503A true FR862503A (fr) 1941-03-08

Family

ID=10605989

Family Applications (1)

Application Number Title Priority Date Filing Date
FR862503D Expired FR862503A (fr) 1938-12-22 1939-12-21 Fabrication de nouveaux colorants azoïques

Country Status (1)

Country Link
FR (1) FR862503A (fr)

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