FR1172780A - Azo pigments and their preparation process - Google Patents

Azo pigments and their preparation process

Info

Publication number
FR1172780A
FR1172780A FR1172780DA FR1172780A FR 1172780 A FR1172780 A FR 1172780A FR 1172780D A FR1172780D A FR 1172780DA FR 1172780 A FR1172780 A FR 1172780A
Authority
FR
France
Prior art keywords
preparation process
azo pigments
azo
pigments
preparation
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.)
Novartis AG
Original Assignee
JR Geigy 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 JR Geigy AG filed Critical JR Geigy AG
Application granted granted Critical
Publication of FR1172780A publication Critical patent/FR1172780A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/021—Disazo dyes characterised by two coupling components of the same type
    • C09B35/035—Disazo dyes characterised by two coupling components of the same type in which the coupling component containing an activated methylene group
    • 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
    • C09B35/205—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene
    • C09B35/215—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene of diarylethane or diarylethene
FR1172780D 1956-03-02 1957-03-01 Azo pigments and their preparation process Expired FR1172780A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1172780X 1956-03-02

Publications (1)

Publication Number Publication Date
FR1172780A true FR1172780A (en) 1959-02-16

Family

ID=4561351

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1172780D Expired FR1172780A (en) 1956-03-02 1957-03-01 Azo pigments and their preparation process

Country Status (1)

Country Link
FR (1) FR1172780A (en)

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