CH478204A - Process for the production of disazo pigments - Google Patents

Process for the production of disazo pigments

Info

Publication number
CH478204A
CH478204A CH62967A CH62967A CH478204A CH 478204 A CH478204 A CH 478204A CH 62967 A CH62967 A CH 62967A CH 62967 A CH62967 A CH 62967A CH 478204 A CH478204 A CH 478204A
Authority
CH
Switzerland
Prior art keywords
production
disazo pigments
disazo
pigments
Prior art date
Application number
CH62967A
Other languages
German (de)
Inventor
Heckl Leonhard
Original Assignee
Siegle & Co Ges Mit Beschraenk
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 Siegle & Co Ges Mit Beschraenk filed Critical Siegle & Co Ges Mit Beschraenk
Publication of CH478204A publication Critical patent/CH478204A/en

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
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type
    • C09B35/105—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from two coupling components with reactive methylene groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH62967A 1966-02-02 1967-01-17 Process for the production of disazo pigments CH478204A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DES0101760 1966-02-02
DES0001760 1966-02-02

Publications (1)

Publication Number Publication Date
CH478204A true CH478204A (en) 1969-09-15

Family

ID=25994682

Family Applications (1)

Application Number Title Priority Date Filing Date
CH62967A CH478204A (en) 1966-02-02 1967-01-17 Process for the production of disazo pigments

Country Status (4)

Country Link
BE (1) BE693281A (en)
CH (1) CH478204A (en)
DE (1) DE1644346A1 (en)
FR (1) FR1509542A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2170191A1 (en) * 1972-02-02 1973-09-14 Bayer Ag

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2170191A1 (en) * 1972-02-02 1973-09-14 Bayer Ag

Also Published As

Publication number Publication date
DE1644346A1 (en) 1972-03-16
BE693281A (en) 1967-07-03
FR1509542A (en) 1968-01-12

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Legal Events

Date Code Title Description
PL Patent ceased