DK139435B - Fremgangsmaade til fremstilling af vanduoploeselige azopigmenter ved diazotering i aprotiske organske oploesningsmidler - Google Patents

Fremgangsmaade til fremstilling af vanduoploeselige azopigmenter ved diazotering i aprotiske organske oploesningsmidler

Info

Publication number: DK139435B
Authority: DK; Denmark
Prior art keywords: diazotation; procedure; preparation; water; organic solvents
Prior art date: 1972-01-21

Application number

DK32373AA

Other languages

English (en)

Other versions

DK139435C (da

Inventor

J Landler

K Hunger

E Woerfel

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.)

1972-01-21

Filing date

1973-01-19

Publication date

1979-02-19

1972-01-21 Priority claimed from DE19722202773 external-priority patent/DE2202773C3/de

1973-01-19 Application filed by Hoechst Ag filed Critical Hoechst Ag

1979-02-19 Publication of DK139435B publication Critical patent/DK139435B/da

1979-08-06 Application granted granted Critical

1979-08-06 Publication of DK139435C publication Critical patent/DK139435C/da

Links

239000003960 organic solvent Substances 0.000 title 1
239000000049 pigment Substances 0.000 title 1

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
- C09B41/002—Special methods of performing the coupling reaction characterised by the coupling medium containing a 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
- C09B29/00—Monoazo dyes prepared by diazotising and coupling

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Compositions Of Macromolecular Compounds (AREA)
Inks, Pencil-Leads, Or Crayons (AREA)
Coloring (AREA)

DK32373A 1972-01-21 1973-01-19 Fremgangsmaade til fremstilling af vanduoploeselige azopigmenter ved diazotering i aprotiske,organiske oploesningsmidler DK139435C (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19722202773 DE2202773C3 (de)		1972-01-21	Verfahren zur Herstellung von Azopigmenten

Publications (2)

Publication Number	Publication Date
DK139435B true DK139435B (da)	1979-02-19
DK139435C DK139435C (da)	1979-08-06

Family

ID=5833585

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK32373A DK139435C (da)	1972-01-21	1973-01-19	Fremgangsmaade til fremstilling af vanduoploeselige azopigmenter ved diazotering i aprotiske,organiske oploesningsmidler

Country Status (12)

Country	Link
US (1)	US4607096A (da)
JP (1)	JPS5226247B2 (da)
AR (1)	AR193316A1 (da)
BE (1)	BE794357A (da)
BR (1)	BR7300436D0 (da)
CA (1)	CA1010023A (da)
CH (1)	CH574474A5 (da)
DK (1)	DK139435C (da)
FR (1)	FR2168535B1 (da)
GB (1)	GB1408086A (da)
IN (1)	IN140305B (da)
NL (1)	NL7300625A (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2516031A1 (de) *	1975-04-12	1976-10-28	Bayer Ag	Verfahren zur herstellung von azofarbstoffen
DE2516032C2 (de) *	1975-04-12	1984-10-04	Bayer Ag, 5090 Leverkusen	Verfahren zum Diazotieren aromatischer Amine
DE3440488A1 (de) *	1984-11-06	1986-05-07	Hoechst Ag, 6230 Frankfurt	Verfahren zur herstellung hochkonzentrierter waessriger presskuchen von feststoffen
DE3710176A1 (de) *	1987-03-27	1988-10-13	Hoechst Ag	Verfahren zur herstellung des lithiumsalzes eines faserreaktiven azofarbstoffes
DE10222819A1 (de) *	2002-05-21	2003-12-04	Bayer Ag	Verfahren zur Herstellung von N,N'-disubstituierten 1,4-Diaminoanthrachinonen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR851119A (fr) *	1938-03-05	1940-01-03	Ste Ind Chim Bale	Procédé de préparation de colorants azoïques
US2683708A (en) *	1951-12-21	1954-07-13	Eastman Kodak Co	Azo compounds prepared from a 2-amino-5-nitrothiazole and an nu-monosubstituted aniline compound
US2790791A (en) *	1952-08-27	1957-04-30	Eastman Kodak Co	2-amino-5-nitro-1, 3, 4-thiadiazole azo dyes
US3213080A (en) *	1962-11-13	1965-10-19	Eastman Kodak Co	Azo compounds from aminoimidazoles
US3382228A (en) *	1965-05-03	1968-05-07	Interchem Corp	Process for preparing azomalonanilide pigments
DE1644220A1 (de) *	1967-07-15	1971-05-06	Bayer Ag	Azofarbstoffe
BE755144A (fr) *	1969-08-21	1971-02-22	Hoechst Ag	Colorants mono-azoiques insolubles dans l'eau et leur preparation
DE1955808A1 (de) *	1969-11-06	1971-06-09	Hoechst Ag	Neue wasserunloesliche Monoazofarbstoffe und Verfahren zu ihrer Herstellung
US3793305A (en) *	1970-09-14	1974-02-19	Du Pont	One-step process of preparing azo dyes by simultaneous diazotization
US4182708A (en) *	1972-01-21	1980-01-08	Hoechst Aktiengesellschaft	Process for the preparation of azo pigments by diazotizing in a dipolar aprotic organic solvent and azo pigments obtained therefrom

0
- BE BE794357D patent/BE794357A/xx not_active IP Right Cessation
1973
- 1973-01-16 NL NL7300625A patent/NL7300625A/xx not_active Application Discontinuation
- 1973-01-18 CH CH72473A patent/CH574474A5/xx not_active IP Right Cessation
- 1973-01-19 BR BR73436A patent/BR7300436D0/pt unknown
- 1973-01-19 JP JP48007981A patent/JPS5226247B2/ja not_active Expired
- 1973-01-19 GB GB288673A patent/GB1408086A/en not_active Expired
- 1973-01-19 AR AR246210A patent/AR193316A1/es active
- 1973-01-19 CA CA161,689A patent/CA1010023A/en not_active Expired
- 1973-01-19 DK DK32373A patent/DK139435C/da not_active IP Right Cessation
- 1973-01-19 FR FR7301892A patent/FR2168535B1/fr not_active Expired
- 1973-01-24 IN IN168/CAL/73A patent/IN140305B/en unknown
1982
- 1982-11-04 US US06/439,270 patent/US4607096A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
BR7300436D0 (pt)	1973-09-13
DE2202773B2 (da)	1974-04-11
CH574474A5 (da)	1976-04-15
FR2168535B1 (da)	1976-05-14
CA1010023A (en)	1977-05-10
JPS5226247B2 (da)	1977-07-13
FR2168535A1 (da)	1973-08-31
US4607096A (en)	1986-08-19
BE794357A (fr)	1973-07-23
JPS4883118A (da)	1973-11-06
IN140305B (da)	1976-10-16
DK139435C (da)	1979-08-06
GB1408086A (en)	1975-10-01
AR193316A1 (es)	1973-04-11
NL7300625A (da)	1973-07-24
DE2202773A1 (de)	1973-08-02
AU5123973A (en)	1974-07-25

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Legal Events

Date	Code	Title	Description
1988-03-07	PBP	Patent lapsed