GB1404090A - Disazo dyestuffs - Google Patents

Disazo dyestuffs

Info

Publication number
GB1404090A
GB1404090A GB5910573A GB5910573A GB1404090A GB 1404090 A GB1404090 A GB 1404090A GB 5910573 A GB5910573 A GB 5910573A GB 5910573 A GB5910573 A GB 5910573A GB 1404090 A GB1404090 A GB 1404090A
Authority
GB
United Kingdom
Prior art keywords
sulphonic acid
diaminodiphenylamine
dec
coupling
dyestuffs
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
GB5910573A
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 GB1404090A publication Critical patent/GB1404090A/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
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/24—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl amine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
GB5910573A 1972-12-21 1973-12-20 Disazo dyestuffs Expired GB1404090A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722262675 DE2262675A1 (de) 1972-12-21 1972-12-21 Disazofarbstoffe

Publications (1)

Publication Number Publication Date
GB1404090A true GB1404090A (en) 1975-08-28

Family

ID=5865096

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5910573A Expired GB1404090A (en) 1972-12-21 1973-12-20 Disazo dyestuffs

Country Status (11)

Country Link
JP (2) JPS4990328A (it)
AR (1) AR196961A1 (it)
BE (1) BE808820A (it)
BR (1) BR7309980D0 (it)
CH (2) CH567620B5 (it)
DE (1) DE2262675A1 (it)
ES (1) ES421644A1 (it)
FR (1) FR2211509B1 (it)
GB (1) GB1404090A (it)
IT (1) IT1001269B (it)
NL (1) NL7317325A (it)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE58352C (de) * leopold cassella & co. in Frankfurt a. M Verfahren zur Darstellung von Farbstoffen aus Disazoverbindungen und Amidonaphtolsulfosäure. (2
DE528891C (de) * 1928-09-12 1931-07-04 Ici Ltd Verfahren zum Faerben von regenerierter Cellulose

Also Published As

Publication number Publication date
AR196961A1 (es) 1974-02-28
JPS4990328A (it) 1974-08-29
JPS4987874A (it) 1974-08-22
FR2211509B1 (it) 1977-08-12
BR7309980D0 (pt) 1974-09-24
DE2262675A1 (de) 1974-06-27
BE808820A (fr) 1974-06-19
CH1777773A4 (it) 1975-05-15
FR2211509A1 (it) 1974-07-19
IT1001269B (it) 1976-04-20
ES421644A1 (es) 1976-03-16
NL7317325A (it) 1974-06-25
CH567620B5 (it) 1975-10-15

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Legal Events

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