IT1054548B - Processo per la preparazione di azocoloranti idrosolubili - Google Patents

Processo per la preparazione di azocoloranti idrosolubili

Info

Publication number
IT1054548B
IT1054548B IT19689/76A IT1968976A IT1054548B IT 1054548 B IT1054548 B IT 1054548B IT 19689/76 A IT19689/76 A IT 19689/76A IT 1968976 A IT1968976 A IT 1968976A IT 1054548 B IT1054548 B IT 1054548B
Authority
IT
Italy
Prior art keywords
preparation
water
azo dyes
soluble azo
soluble
Prior art date
Application number
IT19689/76A
Other languages
English (en)
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Application granted granted Critical
Publication of IT1054548B publication Critical patent/IT1054548B/it

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
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0072—Preparations with anionic dyes or reactive 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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • 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
    • C09B41/006—Special methods of performing the coupling reaction characterised by process features
    • C09B41/009—Diazotising and coupling in one step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT19689/76A 1975-01-30 1976-01-28 Processo per la preparazione di azocoloranti idrosolubili IT1054548B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2503714A DE2503714C3 (de) 1975-01-30 1975-01-30 Verfahren zur Herstellung von wasserlöslichen Azofarbstoffen

Publications (1)

Publication Number Publication Date
IT1054548B true IT1054548B (it) 1981-11-30

Family

ID=5937634

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19689/76A IT1054548B (it) 1975-01-30 1976-01-28 Processo per la preparazione di azocoloranti idrosolubili

Country Status (12)

Country Link
US (1) US4035350A (it)
JP (1) JPS5910394B2 (it)
BE (1) BE838094A (it)
BR (1) BR7600563A (it)
CA (1) CA1063598A (it)
CH (1) CH589120A5 (it)
CS (1) CS194738B2 (it)
DE (1) DE2503714C3 (it)
FR (1) FR2299381A1 (it)
GB (1) GB1539622A (it)
IN (1) IN144344B (it)
IT (1) IT1054548B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2451257C3 (de) * 1974-10-29 1979-05-10 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von konzentrierten Farbstofflösungen und Verfahren zum Färben
US4118184A (en) * 1975-07-03 1978-10-03 Hoechst Aktiengesellschaft Stable liquid aqueous composition of a water-soluble fiber-reactive azo dyestuff, containing a buffer substance, the dyestuff having been prepared by diazotization with a nitrite and coupling in the absence of acid
DE2607122C2 (de) * 1976-02-21 1983-10-27 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Azofarbstoffen
DE2656503C2 (de) * 1976-12-14 1986-02-13 Hoechst Ag, 6230 Frankfurt Wasserlösliche Färbepräparationen zur Herstellung anionischer Azofarbstoffe und deren Verwendung zum Färben und Bedrucken
LU78014A1 (de) * 1977-08-23 1979-05-23 Ciba Geigy Ag Neue azofarbstoffe,verfahren zu deren herstellung und deren verwendung
DE2740846A1 (de) * 1977-09-10 1979-03-22 Bayer Ag Wasserloesliche monoazofarbstoffe
DE3101140A1 (de) * 1981-01-16 1982-09-02 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von loesungen kationischer azofarbstoffe
US4448583A (en) * 1983-02-22 1984-05-15 American Hoechst Corporation Stable aqueous liquid composition of reactive dyes containing β-sulfatoethylsulfonyl groups
DE3602524A1 (de) * 1986-01-29 1987-07-30 Bayer Ag Verfahren zur herstellung konzentrierter loesungen von anionischen farbstoffen
CH675425A5 (it) * 1988-08-24 1990-09-28 Ciba Geigy Ag
DE19621840A1 (de) * 1996-05-31 1997-12-04 Basf Ag Verfahren zur Herstellung von Phenylazonaphthalinen
IN192574B (it) * 1996-08-08 2004-05-01 Dainippon Ink & Chemicals
US6566507B2 (en) 2000-08-03 2003-05-20 Ciba Specialty Chemicals Corporation Processes for the preparation of benzotriazole UV absorbers
CN100341859C (zh) * 2001-12-05 2007-10-10 西巴特殊化学品控股有限公司 2－(2－硝基苯基偶氮)酚类的无有机溶剂制备方法
CN107382411A (zh) * 2017-07-07 2017-11-24 湖北得力新材料有限公司 一种磺化对位酯或g盐生产中产生的含钾废酸综合利用的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3793305A (en) * 1970-09-14 1974-02-19 Du Pont One-step process of preparing azo dyes by simultaneous diazotization

Also Published As

Publication number Publication date
DE2503714B2 (de) 1977-08-11
DE2503714A1 (de) 1976-08-05
DE2503714C3 (de) 1978-05-03
JPS51101027A (en) 1976-09-07
CA1063598A (en) 1979-10-02
JPS5910394B2 (ja) 1984-03-08
FR2299381A1 (fr) 1976-08-27
BE838094A (fr) 1976-07-30
CH589120A5 (it) 1977-06-30
GB1539622A (en) 1979-01-31
IN144344B (it) 1978-04-29
US4035350A (en) 1977-07-12
CS194738B2 (en) 1979-12-31
BR7600563A (pt) 1976-08-31

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