ES494137A0 - A PROCEDURE FOR THE PREPARATION OF DYES. ANIONIC DISAZOIC. - Google Patents

A PROCEDURE FOR THE PREPARATION OF DYES. ANIONIC DISAZOIC.

Info

Publication number
ES494137A0
ES494137A0 ES494137A ES494137A ES494137A0 ES 494137 A0 ES494137 A0 ES 494137A0 ES 494137 A ES494137 A ES 494137A ES 494137 A ES494137 A ES 494137A ES 494137 A0 ES494137 A0 ES 494137A0
Authority
ES
Spain
Prior art keywords
disazoic
anionic
dyes
procedure
preparation
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.)
Granted
Application number
ES494137A
Other languages
Spanish (es)
Other versions
ES8200712A1 (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.)
Sandoz AG
Original Assignee
Sandoz 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 Sandoz AG filed Critical Sandoz AG
Publication of ES494137A0 publication Critical patent/ES494137A0/en
Publication of ES8200712A1 publication Critical patent/ES8200712A1/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
    • 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
    • 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
    • C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
ES494137A 1979-08-10 1980-08-08 Anionic disazo dyestuffs Expired ES8200712A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH736979A CH643580A5 (en) 1979-08-10 1979-08-10 ANIONIC DISAZO COMPOUNDS, THEIR PRODUCTION AND USE AS DYES.

Publications (2)

Publication Number Publication Date
ES494137A0 true ES494137A0 (en) 1981-11-16
ES8200712A1 ES8200712A1 (en) 1981-11-16

Family

ID=4324044

Family Applications (1)

Application Number Title Priority Date Filing Date
ES494137A Expired ES8200712A1 (en) 1979-08-10 1980-08-08 Anionic disazo dyestuffs

Country Status (10)

Country Link
JP (1) JPS5628244A (en)
BE (1) BE884619A (en)
BR (1) BR8005021A (en)
CA (1) CA1145331A (en)
CH (1) CH643580A5 (en)
DE (1) DE3028838A1 (en)
ES (1) ES8200712A1 (en)
FR (1) FR2465766A1 (en)
GB (1) GB2058815B (en)
IT (1) IT8024083A0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2236542B (en) * 1989-10-06 1992-04-15 Sandoz Ltd Dye mixtures and their use in trichromatic dyeing processes
EP0586339B1 (en) * 1992-08-27 1999-09-22 Ciba SC Holding AG Azo dyes, process for their preparation and the use thereof
DE59308033D1 (en) * 1992-10-26 1998-02-26 Ciba Geigy Ag Azo dyes, processes for their preparation and their use
EP0754733A1 (en) * 1995-07-21 1997-01-22 Ciba SC Holding AG Azodyes, process for their preparation and use thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1921046C3 (en) * 1969-04-25 1975-07-31 Bayer Ag, 5090 Leverkusen Disazo dyes, their manufacture and use
GB1489752A (en) * 1974-10-14 1977-10-26 Ici Ltd Disazo dyes
CH628667A5 (en) * 1977-03-14 1982-03-15 Sandoz Ag Process for preparing anionic disazo compounds

Also Published As

Publication number Publication date
IT8024083A0 (en) 1980-08-08
DE3028838A1 (en) 1981-02-26
CH643580A5 (en) 1984-06-15
ES8200712A1 (en) 1981-11-16
GB2058815A (en) 1981-04-15
FR2465766A1 (en) 1981-03-27
GB2058815B (en) 1983-05-05
JPS5628244A (en) 1981-03-19
CA1145331A (en) 1983-04-26
BR8005021A (en) 1981-02-24
BE884619A (en) 1981-02-04

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001009