CA1018521A - Azo dyes - Google Patents

Azo dyes

Info

Publication number
CA1018521A
CA1018521A CA181,853A CA181853A CA1018521A CA 1018521 A CA1018521 A CA 1018521A CA 181853 A CA181853 A CA 181853A CA 1018521 A CA1018521 A CA 1018521A
Authority
CA
Canada
Prior art keywords
azo dyes
azo
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
CA181,853A
Other languages
English (en)
Other versions
CA181853S (en
Inventor
Heinz Wicki
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.)
Sandoz Patent Ltd
Original Assignee
Sandoz Patent 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
Priority claimed from CH1402872A external-priority patent/CH571049A5/de
Application filed by Sandoz Patent Ltd filed Critical Sandoz Patent Ltd
Application granted granted Critical
Publication of CA1018521A publication Critical patent/CA1018521A/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
    • C09B35/38—Trisazo dyes ot the type
    • C09B35/44—Trisazo dyes ot the type the component K being a hydroxy amine
    • C09B35/46—Trisazo dyes ot the type the component K being a hydroxy amine the component K being an amino naphthol
    • C09B35/461—D being derived from diaminobenzene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA181,853A 1972-09-26 1973-09-25 Azo dyes Expired CA1018521A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1402872A CH571049A5 (en) 1972-09-26 1972-09-26 Azo dyes for leather, textiles, paper - give deep blue, black or green col-ours with high solidity
CH1541372 1972-10-20

Publications (1)

Publication Number Publication Date
CA1018521A true CA1018521A (en) 1977-10-04

Family

ID=25713493

Family Applications (1)

Application Number Title Priority Date Filing Date
CA181,853A Expired CA1018521A (en) 1972-09-26 1973-09-25 Azo dyes

Country Status (11)

Country Link
JP (3) JPS4972327A (es)
AR (1) AR200025A1 (es)
CA (1) CA1018521A (es)
DD (2) DD111089A5 (es)
DE (1) DE2347551C3 (es)
ES (1) ES419015A1 (es)
FR (1) FR2200258B1 (es)
GB (1) GB1440088A (es)
IN (1) IN142301B (es)
IT (1) IT1008564B (es)
NL (1) NL7313042A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR207654A1 (es) * 1974-10-04 1976-10-22 Sandoz Ag Colorantes anionicos trisazoicos y procedimiento para obtenerlos
DE2903588A1 (de) * 1979-01-31 1980-08-14 Basf Ag Polyazofarbstoffe
DE3118201A1 (de) * 1981-05-08 1982-12-09 Bayer Ag, 5090 Leverkusen Trisazofarbstoffe
US4668238A (en) * 1984-10-18 1987-05-26 Sandoz Ltd. The dyeing of leather with mixtures of trisazo and tetrakisazo compounds having 1-amino-8-hydroxynaphthalene-mono- or di-sulfonic acid biscoupling component radicals
CH671023A5 (es) * 1987-02-10 1989-07-31 Ciba Geigy Ag

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE582399C (de) * 1931-06-19 1933-08-14 Chem Fab Vorm Sandoz Verfahren zur Herstellung von Trisazofarbstoffen
FR835111A (fr) * 1937-03-13 1938-12-13 Prod Chim Fab De Colorants polyazoïques et procédé de préparation de ces colorants
DE868034C (de) * 1950-07-05 1953-04-02 Ici Ltd Verfahren zur Herstellung von neuen Trisazofarbstoffen
DE917991C (de) * 1952-09-03 1954-09-16 Cassella Farbwerke Mainkur Ag Verfahren zur Herstellung von neuen Trisazofarbstoffen
CH332137A (de) * 1954-05-05 1958-08-31 Cassella Farbwerke Mainkur Ag Verfahren zur Herstellung von neuen Polyazofarbstoffen

Also Published As

Publication number Publication date
DD108107A5 (es) 1974-09-05
NL7313042A (es) 1974-03-28
FR2200258B1 (es) 1977-05-27
DE2347551A1 (de) 1974-04-11
DD111089A5 (es) 1975-01-20
AR200025A1 (es) 1974-10-15
ES419015A1 (es) 1976-07-01
JPS4972327A (es) 1974-07-12
IT1008564B (it) 1976-11-30
FR2200258A1 (es) 1974-04-19
GB1440088A (en) 1976-06-23
JPS51132217A (en) 1976-11-17
IN142301B (es) 1977-06-25
DE2347551B2 (de) 1978-04-27
AU6063873A (en) 1975-03-27
JPS51136801A (en) 1976-11-26
DE2347551C3 (de) 1978-12-21

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