CH610920A5 - Process for preparing tetrakisazo compounds and their use for dyeing or printing leather - Google Patents

Process for preparing tetrakisazo compounds and their use for dyeing or printing leather

Info

Publication number
CH610920A5
CH610920A5 CH511274A CH511274A CH610920A5 CH 610920 A5 CH610920 A5 CH 610920A5 CH 511274 A CH511274 A CH 511274A CH 511274 A CH511274 A CH 511274A CH 610920 A5 CH610920 A5 CH 610920A5
Authority
CH
Switzerland
Prior art keywords
dyeing
preparing
printing leather
tetrakisazo compounds
tetrakisazo
Prior art date
Application number
CH511274A
Other languages
English (en)
Inventor
Michael John Smith
Original Assignee
Williams Hounslow 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 Williams Hounslow Ltd filed Critical Williams Hounslow Ltd
Publication of CH610920A5 publication Critical patent/CH610920A5/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH511274A 1973-04-11 1974-04-11 Process for preparing tetrakisazo compounds and their use for dyeing or printing leather CH610920A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1751273A GB1441823A (en) 1973-04-11 1973-04-11 Tetrakisazo dyestuffs for dyeing leather

Publications (1)

Publication Number Publication Date
CH610920A5 true CH610920A5 (en) 1979-05-15

Family

ID=10096500

Family Applications (1)

Application Number Title Priority Date Filing Date
CH511274A CH610920A5 (en) 1973-04-11 1974-04-11 Process for preparing tetrakisazo compounds and their use for dyeing or printing leather

Country Status (6)

Country Link
JP (1) JPS5069126A (it)
CH (1) CH610920A5 (it)
DE (1) DE2417943A1 (it)
FR (1) FR2225485B1 (it)
GB (1) GB1441823A (it)
IT (1) IT1009803B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3520389A1 (de) * 1985-06-07 1986-12-11 Bayer Ag, 5090 Leverkusen Tetrakis-azofarbstoffe

Also Published As

Publication number Publication date
FR2225485B1 (it) 1977-10-14
DE2417943A1 (de) 1974-10-31
JPS5069126A (it) 1975-06-09
IT1009803B (it) 1976-12-20
GB1441823A (en) 1976-07-07
FR2225485A1 (it) 1974-11-08

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Legal Events

Date Code Title Description
PL Patent ceased