IT1165021B - Procedimento per la preparazione di coloranti cianazoici - Google Patents

Procedimento per la preparazione di coloranti cianazoici

Info

Publication number
IT1165021B
IT1165021B IT21496/79A IT2149679A IT1165021B IT 1165021 B IT1165021 B IT 1165021B IT 21496/79 A IT21496/79 A IT 21496/79A IT 2149679 A IT2149679 A IT 2149679A IT 1165021 B IT1165021 B IT 1165021B
Authority
IT
Italy
Prior art keywords
cyanazoic
dyes
procedure
preparation
cyanazoic dyes
Prior art date
Application number
IT21496/79A
Other languages
English (en)
Other versions
IT7921496A0 (it
Original Assignee
Ici 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 Ici Ltd filed Critical Ici Ltd
Publication of IT7921496A0 publication Critical patent/IT7921496A0/it
Application granted granted Critical
Publication of IT1165021B publication Critical patent/IT1165021B/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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms
    • C09B43/42—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms by substituting radicals containing hetero atoms for —CN radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
IT21496/79A 1978-04-05 1979-04-02 Procedimento per la preparazione di coloranti cianazoici IT1165021B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1332478 1978-04-05

Publications (2)

Publication Number Publication Date
IT7921496A0 IT7921496A0 (it) 1979-04-02
IT1165021B true IT1165021B (it) 1987-04-22

Family

ID=10020875

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21496/79A IT1165021B (it) 1978-04-05 1979-04-02 Procedimento per la preparazione di coloranti cianazoici

Country Status (7)

Country Link
US (1) US4257944A (it)
JP (1) JPS54134737A (it)
CH (1) CH637675A5 (it)
DE (1) DE2913072A1 (it)
ES (1) ES479334A1 (it)
FR (1) FR2421933A1 (it)
IT (1) IT1165021B (it)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1290915B (de) * 1966-02-17 1969-03-20 Bayer Ag Verfahren zum Faerben und Bedrucken von Fasermaterialien aus aromatischen Polyestern und Celluloseacetaten
NL6706776A (it) * 1966-05-26 1967-11-27
FR1524647A (fr) * 1966-05-26 1968-05-10 Cassella Farbwerke Mainkur Ag Procédé de préparation de colorants azoïques
DE2134896A1 (de) * 1971-07-13 1973-02-01 Basf Ag Verfahren zur herstellung von cyangruppenhaltigen azofarbstoffen
US3821195A (en) * 1972-05-01 1974-06-28 Du Pont Synthesis of cyanoazo dyes
GB1438374A (en) * 1972-08-16 1976-06-03 Eastman Kodak Co Preparation of azo dompounds
DE2310745C3 (de) * 1973-03-03 1981-11-05 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Azoverbindungen
DE2363676A1 (de) * 1973-12-21 1975-07-03 Bayer Ag Azofarbstoffe
DE2402544A1 (de) * 1974-01-19 1975-08-07 Bayer Ag Verfahren zur herstellung cyangruppenhaltiger azofarbstoffe
DE2456495C3 (de) * 1974-11-29 1978-05-11 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung praktisch metallfreier Azofarbstoffe, welche in der Diazokomponente ortho-ständig zur Azobrüeke mindestens eine Cyangruppe aufweisen
DE2516031A1 (de) * 1975-04-12 1976-10-28 Bayer Ag Verfahren zur herstellung von azofarbstoffen
DE2610675C3 (de) * 1976-03-13 1979-05-17 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Cyanazofarbstoffen
FR2347415A1 (fr) * 1976-04-09 1977-11-04 Ugine Kuhlmann Procede de preparation industrielle de colorants azoiques contenant des groupes cyano
US4057563A (en) * 1976-05-24 1977-11-08 Lyman Chalkley Preparation of dye cyanides

Also Published As

Publication number Publication date
IT7921496A0 (it) 1979-04-02
FR2421933A1 (fr) 1979-11-02
CH637675A5 (de) 1983-08-15
DE2913072A1 (de) 1979-10-18
ES479334A1 (es) 1979-12-01
JPS54134737A (en) 1979-10-19
US4257944A (en) 1981-03-24

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