ES418732A1 - Procedimiento para la produccion de colorantes tetraquisa- zoicos. - Google Patents

Procedimiento para la produccion de colorantes tetraquisa- zoicos.

Info

Publication number
ES418732A1
ES418732A1 ES418732A ES418732A ES418732A1 ES 418732 A1 ES418732 A1 ES 418732A1 ES 418732 A ES418732 A ES 418732A ES 418732 A ES418732 A ES 418732A ES 418732 A1 ES418732 A1 ES 418732A1
Authority
ES
Spain
Prior art keywords
coupling
subjected
formula
acid
see formula
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
ES418732A
Other languages
English (en)
Spanish (es)
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 ES418732A1 publication Critical patent/ES418732A1/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/50—Tetrazo dyes
    • C09B35/60—Tetrazo dyes of the type
    • 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
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
    • C09B41/004—Special methods of performing the coupling reaction characterised by the coupling medium containing a reaction assistant, e.g. urea

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
  • Cosmetics (AREA)
  • Coloring (AREA)
ES418732A 1972-09-14 1973-09-13 Procedimiento para la produccion de colorantes tetraquisa- zoicos. Expired ES418732A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722244991 DE2244991A1 (de) 1972-09-14 1972-09-14 Verfahren zur herstellung von tetrakisazofarbstoffen

Publications (1)

Publication Number Publication Date
ES418732A1 true ES418732A1 (es) 1976-02-16

Family

ID=5856249

Family Applications (1)

Application Number Title Priority Date Filing Date
ES418732A Expired ES418732A1 (es) 1972-09-14 1973-09-13 Procedimiento para la produccion de colorantes tetraquisa- zoicos.

Country Status (11)

Country Link
JP (1) JPS4967916A (ja)
AR (1) AR195939A1 (ja)
BE (1) BE804764A (ja)
BR (1) BR7307069D0 (ja)
CH (1) CH577019A5 (ja)
DE (1) DE2244991A1 (ja)
ES (1) ES418732A1 (ja)
FR (1) FR2200332B1 (ja)
GB (1) GB1410856A (ja)
IT (1) IT998595B (ja)
NL (1) NL7312522A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5122680A (ja) * 1974-08-20 1976-02-23 Matsushita Electric Ind Co Ltd Ekishososeibutsu
DE2903588A1 (de) * 1979-01-31 1980-08-14 Basf Ag Polyazofarbstoffe
US4668238A (en) * 1984-10-18 1987-05-26 Sandoz Ltd. The dyeing of leather with mixtures of trisazo and tetrakisazo compounds having 1-amino-8-hydroxynaphthalene-mono- or di-sulfonic acid biscoupling component radicals
DE19514880A1 (de) * 1995-04-22 1996-10-24 Cassella Ag Tetrakisazoverbindungen, ihre Herstellung und ihre Verwendung als Farbstoffe
CN106084876A (zh) * 2016-08-12 2016-11-09 上海世渊环保科技有限公司 一种直接耐晒黑g清洁生产工艺及系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1901390A (en) * 1929-10-09 1933-03-14 Gen Aniline Works Inc Black azodyestuffs and process of making same
CH606317A5 (ja) * 1970-12-24 1978-10-31 Bayer Ag

Also Published As

Publication number Publication date
IT998595B (it) 1976-02-20
CH577019A5 (ja) 1976-06-30
FR2200332A1 (ja) 1974-04-19
BE804764A (fr) 1974-03-12
BR7307069D0 (pt) 1974-07-18
DE2244991A1 (de) 1974-03-21
AR195939A1 (es) 1973-11-15
FR2200332B1 (ja) 1977-08-05
JPS4967916A (ja) 1974-07-02
GB1410856A (en) 1975-10-22
NL7312522A (ja) 1974-03-18

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