GB1472815A - Polyazo dyestuffs - Google Patents

Polyazo dyestuffs

Info

Publication number
GB1472815A
GB1472815A GB4226275A GB4226275A GB1472815A GB 1472815 A GB1472815 A GB 1472815A GB 4226275 A GB4226275 A GB 4226275A GB 4226275 A GB4226275 A GB 4226275A GB 1472815 A GB1472815 A GB 1472815A
Authority
GB
United Kingdom
Prior art keywords
alkyl
dyestuffs
diazotized
phenyl
hand
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
GB4226275A
Other languages
English (en)
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of GB1472815A publication Critical patent/GB1472815A/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
    • C09B35/463—D being derived from diaminodiphenyl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
GB4226275A 1974-12-06 1975-10-15 Polyazo dyestuffs Expired GB1472815A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742457695 DE2457695A1 (de) 1974-12-06 1974-12-06 Polyazofarbstoffe

Publications (1)

Publication Number Publication Date
GB1472815A true GB1472815A (en) 1977-05-11

Family

ID=5932684

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4226275A Expired GB1472815A (en) 1974-12-06 1975-10-15 Polyazo dyestuffs

Country Status (4)

Country Link
JP (1) JPS5182315A (ja)
DE (1) DE2457695A1 (ja)
FR (1) FR2293475A1 (ja)
GB (1) GB1472815A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5095100A (en) * 1989-06-13 1992-03-10 Orient Chemical Industries, Ltd. Metal complex dyes and preparation thereof

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54155227A (en) * 1978-05-30 1979-12-07 Ricoh Co Ltd Preparation of dis-or trisazo pigment
CH659252A5 (de) * 1983-05-09 1987-01-15 Sandoz Ag Sulfonsaeuregruppenhaltige basische polyazofarbstoffe, ihre herstellung und verwendung.
JPS63152668A (ja) * 1987-11-20 1988-06-25 Ricoh Co Ltd トリスアゾ顔料の製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5095100A (en) * 1989-06-13 1992-03-10 Orient Chemical Industries, Ltd. Metal complex dyes and preparation thereof
US5160504A (en) * 1989-06-13 1992-11-03 Orient Chemical Industries, Ltd. Method of dyeing leather with metal complex dyes comprised of metalizable azo compounds

Also Published As

Publication number Publication date
FR2293475A1 (fr) 1976-07-02
FR2293475B1 (ja) 1979-07-20
JPS5182315A (ja) 1976-07-19
DE2457695A1 (de) 1976-06-10

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee