ES455034A1 - Procedimiento para la preparacion de colorantes de condensa-cion. - Google Patents

Procedimiento para la preparacion de colorantes de condensa-cion.

Info

Publication number
ES455034A1
ES455034A1 ES455034A ES455034A ES455034A1 ES 455034 A1 ES455034 A1 ES 455034A1 ES 455034 A ES455034 A ES 455034A ES 455034 A ES455034 A ES 455034A ES 455034 A1 ES455034 A1 ES 455034A1
Authority
ES
Spain
Prior art keywords
dyestuffs
condensation
stilbene
acid
azo
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
ES455034A
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 ES455034A1 publication Critical patent/ES455034A1/es
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
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0096—Purification; Precipitation; Filtration
    • 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
    • C09B56/00—Azo dyes containing other chromophoric systems
    • C09B56/04—Stilbene-azo dyes
    • 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
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0001—Post-treatment of organic pigments or dyes
    • C09B67/0003—Drying, e.g. sprax drying; Sublimation of the solvent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
ES455034A 1976-01-16 1977-01-14 Procedimiento para la preparacion de colorantes de condensa-cion. Expired ES455034A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762601470 DE2601470C2 (de) 1976-01-16 1976-01-16 Verfahren zur Herstellung von Kondensationsfarbstoffen

Publications (1)

Publication Number Publication Date
ES455034A1 true ES455034A1 (es) 1977-12-16

Family

ID=5967576

Family Applications (1)

Application Number Title Priority Date Filing Date
ES455034A Expired ES455034A1 (es) 1976-01-16 1977-01-14 Procedimiento para la preparacion de colorantes de condensa-cion.

Country Status (6)

Country Link
BR (1) BR7700187A (es)
CH (1) CH623074A5 (es)
DE (1) DE2601470C2 (es)
ES (1) ES455034A1 (es)
FR (1) FR2338307A1 (es)
GB (1) GB1511824A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0150158B1 (de) * 1984-01-24 1992-03-18 Ciba-Geigy Ag Verfahren zur Sprühtrocknung leicht wasserlöslicher Farbstoffe und optischer Aufheller
DE112012001131T5 (de) * 2011-03-09 2014-01-09 Council Of Scientific & Industrial Research Einstufiges Verfahren zur Synthese von "Yellow-11"-Farbstoff mit gleichmäßigem Farbton

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH569065A5 (es) * 1972-03-09 1975-11-14 Sandoz Ag
CH602867A5 (es) * 1972-08-08 1978-08-15 Sandoz Ag

Also Published As

Publication number Publication date
CH623074A5 (en) 1981-05-15
FR2338307A1 (fr) 1977-08-12
FR2338307B1 (es) 1982-09-10
GB1511824A (en) 1978-05-24
BR7700187A (pt) 1977-09-06
DE2601470C2 (de) 1977-04-28
DE2601470B1 (de) 1976-09-16

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