IT1079387B - Composti esakisazoici loro preparazione e loro impiego quali coloranti - Google Patents

Composti esakisazoici loro preparazione e loro impiego quali coloranti

Info

Publication number
IT1079387B
IT1079387B IT50458/77A IT5045877A IT1079387B IT 1079387 B IT1079387 B IT 1079387B IT 50458/77 A IT50458/77 A IT 50458/77A IT 5045877 A IT5045877 A IT 5045877A IT 1079387 B IT1079387 B IT 1079387B
Authority
IT
Italy
Prior art keywords
esakisazoic
dyes
compounds
preparation
esakisazoic compounds
Prior art date
Application number
IT50458/77A
Other languages
English (en)
Original Assignee
Sandoz 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 Sandoz Ag filed Critical Sandoz Ag
Application granted granted Critical
Publication of IT1079387B publication Critical patent/IT1079387B/it

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
    • C09B35/64—Higher polyazo dyes, e.g. of the types
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/08—Preparation of azo dyes from other azo compounds by reduction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Paper (AREA)
  • Photoreceptors In Electrophotography (AREA)
IT50458/77A 1976-08-02 1977-07-27 Composti esakisazoici loro preparazione e loro impiego quali coloranti IT1079387B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH983276A CH619477A5 (it) 1976-08-02 1976-08-02

Publications (1)

Publication Number Publication Date
IT1079387B true IT1079387B (it) 1985-05-08

Family

ID=4356130

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50458/77A IT1079387B (it) 1976-08-02 1977-07-27 Composti esakisazoici loro preparazione e loro impiego quali coloranti

Country Status (7)

Country Link
US (1) US4141889A (it)
JP (1) JPS5317639A (it)
CH (1) CH619477A5 (it)
DE (1) DE2733107A1 (it)
FR (1) FR2360635A1 (it)
GB (1) GB1567667A (it)
IT (1) IT1079387B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2745777A1 (de) * 1977-10-12 1979-04-26 Bayer Ag Dis- und polyazofarbstofffe
US4295889A (en) * 1978-12-01 1981-10-20 Canon Kabushiki Kaisha Recording liquid composition
DE2910458A1 (de) * 1979-03-16 1980-09-25 Bayer Ag Polyazofarbstoffe
US4325735A (en) * 1979-06-22 1982-04-20 Canon Kabushiki Kaisha Recording liquid composition
CH647796A5 (de) * 1981-05-18 1985-02-15 Ciba Geigy Ag Verfahren zur herstellung von azo-stilbenfarbstoffen.
CH654588A5 (de) * 1981-12-31 1986-02-28 Sandoz Ag Metallisierte stilbenazoverbindungen, verfahren zur herstellung und verwendung.
US4620875A (en) * 1984-04-10 1986-11-04 Ricoh Company, Ltd. Aqueous ink composition
US4617381A (en) * 1984-09-11 1986-10-14 Ciba-Geigy Corporation Process for the preparation of concentrated stable liquid dye solutions of CI Direct Yellow 11 utilizing an alkanol/water solvent in a desalting procedure
DE3445225A1 (de) * 1984-12-12 1986-06-19 Fa. J.S. Staedtler, 8500 Nürnberg Verwendung eines waessrigen farbstoffkonzentrats und daraus hergestellte aufzeichnungstinte
JPH0623322B2 (ja) * 1985-08-01 1994-03-30 オリヱント化学工業株式会社 黒色水性インキ組成物
DE4319439C1 (de) * 1993-06-11 1994-06-16 Freudenberg Carl Fa Biologisch abbaubare, thermoplastische Polyurethan-Filamente
DE19711169A1 (de) * 1997-03-18 1998-09-24 Basf Ag Oligomere Azofarbstoffe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2204230A (en) * 1939-03-29 1940-06-11 Du Pont Azo dyes
US2871230A (en) * 1954-05-21 1959-01-27 Hoechst Ag Polyazo-dyestuffs
GB1465889A (en) * 1972-12-21 1977-03-02 Ici Ltd Trisazo dyes
IT1002076B (it) * 1973-02-07 1976-05-20 Du Pont Coloranti e procedimento per la loro preparazione

Also Published As

Publication number Publication date
US4141889A (en) 1979-02-27
FR2360635B1 (it) 1981-12-18
FR2360635A1 (fr) 1978-03-03
GB1567667A (en) 1980-05-21
CH619477A5 (it) 1980-09-30
JPS5317639A (en) 1978-02-17
DE2733107A1 (de) 1978-02-09

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