GB1281989A - Disazo dyestuffs - Google Patents

Disazo dyestuffs

Info

Publication number
GB1281989A
GB1281989A GB2288170A GB2288170A GB1281989A GB 1281989 A GB1281989 A GB 1281989A GB 2288170 A GB2288170 A GB 2288170A GB 2288170 A GB2288170 A GB 2288170A GB 1281989 A GB1281989 A GB 1281989A
Authority
GB
United Kingdom
Prior art keywords
dyes
disazo
alkyl radical
groups
disazo 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
GB2288170A
Other languages
English (en)
Inventor
Edgar Siegel
Horst Nickel
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 GB1281989A publication Critical patent/GB1281989A/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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group
    • C09B31/062—Phenols
    • C09B31/065—Phenols containing acid groups, e.g. —CO2H, —SO3H, —PO3H2, —OSO3H, —OPO2H2; Salts thereof
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/28—Preparation of azo dyes from other azo compounds by etherification of hydroxyl groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
GB2288170A 1969-05-31 1970-05-12 Disazo dyestuffs Expired GB1281989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691927918 DE1927918C3 (de) 1969-05-31 1969-05-31 Sulfogruppenhaltige Disazofarbstoffe, Verfahren zu ihrer Herstellung und deren Verwendung zum Färben synthetischer Fasermaterialien

Publications (1)

Publication Number Publication Date
GB1281989A true GB1281989A (en) 1972-07-19

Family

ID=5735808

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2288170A Expired GB1281989A (en) 1969-05-31 1970-05-12 Disazo dyestuffs

Country Status (7)

Country Link
BE (1) BE751172A (enrdf_load_stackoverflow)
CA (1) CA927378A (enrdf_load_stackoverflow)
CH (1) CH565840A5 (enrdf_load_stackoverflow)
DE (1) DE1927918C3 (enrdf_load_stackoverflow)
FR (1) FR2043870B1 (enrdf_load_stackoverflow)
GB (1) GB1281989A (enrdf_load_stackoverflow)
NL (1) NL7007229A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3237369A1 (de) * 1982-10-08 1984-04-12 Bayer Ag, 5090 Leverkusen Disazofarbstoffe
JP2000186222A (ja) 1998-12-22 2000-07-04 Mitsubishi Chemicals Corp 感熱転写用ジスアゾ系色素、及びそれを用いた感熱転写用シート並びに感熱転写用インク

Also Published As

Publication number Publication date
NL7007229A (enrdf_load_stackoverflow) 1970-12-02
FR2043870B1 (enrdf_load_stackoverflow) 1974-08-09
DE1927918A1 (de) 1970-12-03
DE1927918B2 (de) 1977-08-25
CH565840A5 (enrdf_load_stackoverflow) 1975-08-29
FR2043870A1 (enrdf_load_stackoverflow) 1971-02-19
DE1927918C3 (de) 1978-06-08
CA927378A (en) 1973-05-29
BE751172A (fr) 1970-11-03

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Legal Events

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