DK71577A - Fremgangsmade til fremstilling af azofarvestoffer - Google Patents

Fremgangsmade til fremstilling af azofarvestoffer

Info

Publication number
DK71577A
DK71577A DK71577A DK71577A DK71577A DK 71577 A DK71577 A DK 71577A DK 71577 A DK71577 A DK 71577A DK 71577 A DK71577 A DK 71577A DK 71577 A DK71577 A DK 71577A
Authority
DK
Denmark
Prior art keywords
procedure
preparation
azo dyes
azo
dyes
Prior art date
Application number
DK71577A
Other languages
English (en)
Inventor
H H Moells
W Schiwy
R Hoernle
R Nebeling
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 DK71577A publication Critical patent/DK71577A/da

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
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
    • 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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
    • C09B29/08—Amino benzenes
    • 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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
    • C09B29/08—Amino benzenes
    • C09B29/0805—Amino benzenes free of acid 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
    • 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
    • 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
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Coloring (AREA)
DK71577A 1976-02-21 1977-02-18 Fremgangsmade til fremstilling af azofarvestoffer DK71577A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2607122A DE2607122C2 (de) 1976-02-21 1976-02-21 Verfahren zur Herstellung von Azofarbstoffen

Publications (1)

Publication Number Publication Date
DK71577A true DK71577A (da) 1977-08-22

Family

ID=5970546

Family Applications (1)

Application Number Title Priority Date Filing Date
DK71577A DK71577A (da) 1976-02-21 1977-02-18 Fremgangsmade til fremstilling af azofarvestoffer

Country Status (11)

Country Link
US (1) US4118384A (da)
JP (1) JPS5835545B2 (da)
BE (1) BE851651A (da)
BR (1) BR7701004A (da)
CH (1) CH624700A5 (da)
DE (1) DE2607122C2 (da)
DK (1) DK71577A (da)
ES (1) ES456029A1 (da)
FR (1) FR2341625A1 (da)
GB (1) GB1563661A (da)
IN (1) IN143355B (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2847532C3 (de) * 1978-11-02 1981-08-06 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Azofarbstoffen
CH655125A5 (de) * 1983-09-21 1986-03-27 Ciba Geigy Ag Verfahren zur herstellung von azofarbstoffpraeparaten.
DE3602524A1 (de) * 1986-01-29 1987-07-30 Bayer Ag Verfahren zur herstellung konzentrierter loesungen von anionischen farbstoffen
DE4030580A1 (de) * 1990-09-27 1992-04-02 Hoechst Ag Verfahren zur herstellung von konzentrierten waessrigen loesungen von anionischen azofarbstoffen
US5162511A (en) * 1991-02-01 1992-11-10 Gamblin Rodger L Nitrosating and diazotizing reagents and reactions
CN102775813A (zh) * 2012-07-09 2012-11-14 天津市大邱庄宏达化工有限公司 一种酸性染料的无污染制备工艺
CN102977640A (zh) * 2012-12-03 2013-03-20 吴江市社翊纺织有限公司 一种不溶性服装染料

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE468202A (da) * 1945-07-04
US2606896A (en) * 1947-08-07 1952-08-12 Interchem Corp Method of preparation of watersoluble azo dyes and watersoluble bases therefor
GB1426053A (en) * 1972-03-15 1976-02-25 Ici Ltd Preparation of dispersible azo dyestuff compositions by azo coupling
BE796574A (fr) * 1972-03-15 1973-09-10 Ici Ltd Dispersions et compositions de colorants azoiques dispersables
GB1438118A (en) * 1972-11-21 1976-06-03 Ici Ltd Preparation of aqueous dispersions of azo dyestuffs
DE2503714C3 (de) * 1975-01-30 1978-05-03 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von wasserlöslichen Azofarbstoffen

Also Published As

Publication number Publication date
BE851651A (fr) 1977-08-22
CH624700A5 (da) 1981-08-14
JPS52102334A (en) 1977-08-27
DE2607122C2 (de) 1983-10-27
BR7701004A (pt) 1977-10-18
GB1563661A (en) 1980-03-26
ES456029A1 (es) 1978-02-16
JPS5835545B2 (ja) 1983-08-03
DE2607122A1 (de) 1977-08-25
US4118384A (en) 1978-10-03
FR2341625B1 (da) 1982-10-22
FR2341625A1 (fr) 1977-09-16
IN143355B (da) 1977-11-05

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