NL7501911A - WATER SOLUBLE TETRAKISAZO COLORING AGENTS. - Google Patents

WATER SOLUBLE TETRAKISAZO COLORING AGENTS.

Info

Publication number
NL7501911A
NL7501911A NL7501911A NL7501911A NL7501911A NL 7501911 A NL7501911 A NL 7501911A NL 7501911 A NL7501911 A NL 7501911A NL 7501911 A NL7501911 A NL 7501911A NL 7501911 A NL7501911 A NL 7501911A
Authority
NL
Netherlands
Prior art keywords
tetrakisazo
water soluble
coloring agents
coloring
agents
Prior art date
Application number
NL7501911A
Other languages
Dutch (nl)
Original Assignee
Cassella Farbwerke Mainkur 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 Cassella Farbwerke Mainkur Ag filed Critical Cassella Farbwerke Mainkur Ag
Publication of NL7501911A publication Critical patent/NL7501911A/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
    • C09B35/50—Tetrazo dyes
    • C09B35/56—Tetrazo dyes of the type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
NL7501911A 1974-02-25 1975-02-18 WATER SOLUBLE TETRAKISAZO COLORING AGENTS. NL7501911A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2408907A DE2408907C3 (en) 1974-02-25 1974-02-25 Water-soluble tetrakisazo dyes, processes for their preparation and their use for dyeing leather
JP60376A JPS5285227A (en) 1974-02-25 1976-01-01 Waterrsoluble tetrakisazo compounds

Publications (1)

Publication Number Publication Date
NL7501911A true NL7501911A (en) 1975-08-27

Family

ID=25766695

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7501911A NL7501911A (en) 1974-02-25 1975-02-18 WATER SOLUBLE TETRAKISAZO COLORING AGENTS.

Country Status (12)

Country Link
JP (2) JPS50119024A (en)
AR (1) AR203894A1 (en)
BE (1) BE825889A (en)
BR (1) BR7501104A (en)
CH (1) CH597319A5 (en)
DE (1) DE2408907C3 (en)
DK (1) DK59475A (en)
FR (1) FR2262083B1 (en)
GB (1) GB1453278A (en)
IN (1) IN142710B (en)
LU (1) LU71903A1 (en)
NL (1) NL7501911A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3520389A1 (en) * 1985-06-07 1986-12-11 Bayer Ag, 5090 Leverkusen TETRAQUIS AZO DYES
EP3296363B1 (en) * 2010-11-30 2023-06-21 Kemira Oyj Azo dyes

Also Published As

Publication number Publication date
IN142710B (en) 1977-08-20
BE825889A (en) 1975-08-25
LU71903A1 (en) 1977-01-06
DE2408907A1 (en) 1975-09-18
FR2262083A1 (en) 1975-09-19
JPS5285227A (en) 1977-07-15
AR203894A1 (en) 1975-10-31
AU7849975A (en) 1976-08-26
DE2408907B2 (en) 1978-05-11
DK59475A (en) 1975-10-27
GB1453278A (en) 1976-10-20
JPS50119024A (en) 1975-09-18
BR7501104A (en) 1975-12-02
CH597319A5 (en) 1978-03-31
DE2408907C3 (en) 1978-12-21
FR2262083B1 (en) 1979-02-23

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Legal Events

Date Code Title Description
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: CASSELLA AKTIENGESELLSCHAFT

BV The patent application has lapsed