ES426093A1 - Procedimiento para la obtencion de colorantes azoicos. - Google Patents

Procedimiento para la obtencion de colorantes azoicos.

Info

Publication number: ES426093A1
Authority: ES; Spain
Prior art keywords: formula; mole; residue; diazo component; diazotized amine
Prior art date: 1973-05-09
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

ES426093A

Other languages

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.)

1973-05-09

Filing date

1974-05-08

Publication date

1976-07-01

1973-05-09 Priority claimed from DE19732323392 external-priority patent/DE2323392A1/de

1973-05-17 Priority claimed from DE19732325088 external-priority patent/DE2325088C3/de

1974-05-08 Application filed by Bayer AG filed Critical Bayer AG

1976-07-01 Publication of ES426093A1 publication Critical patent/ES426093A1/es

Status Expired legal-status Critical Current

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
- C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
- C09B33/02—Disazo dyes
- C09B33/04—Disazo dyes in which the coupling component is a dihydroxy or polyhydroxy compound
- C09B33/056—Disazo dyes in which the coupling component is a dihydroxy or polyhydroxy compound the coupling component being a bis-(naphthol-urea)
- 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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
- C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
- C09B43/14—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with phosgene or thiophosgene

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Coloring (AREA)
Paper (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

ES426093A 1973-05-09 1974-05-08 Procedimiento para la obtencion de colorantes azoicos. Expired ES426093A1 (es)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19732323392 DE2323392A1 (de)	1973-05-09	1973-05-09	Azofarbstoffe
DE19732325088 DE2325088C3 (de)	1973-05-17	1973-05-17	Azofarbstoffe und deren Verwendung zum Färben von Papier ung vegetabilischen Materialien

Publications (1)

Publication Number	Publication Date
ES426093A1 true ES426093A1 (es)	1976-07-01

Family

ID=25765101

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES426093A Expired ES426093A1 (es)	1973-05-09	1974-05-08	Procedimiento para la obtencion de colorantes azoicos.

Country Status (8)

Country	Link
JP (1)	JPS5015816A (es)
BR (1)	BR7403735D0 (es)
CH (1)	CH575983A5 (es)
ES (1)	ES426093A1 (es)
FR (1)	FR2228820B1 (es)
GB (1)	GB1426982A (es)
IT (1)	IT1010466B (es)
NL (1)	NL7406068A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3002062A1 (de) *	1980-01-21	1981-07-23	Cassella Ag, 6000 Frankfurt	Wasserloesliche disazofarbstoffe, ihre herstellung und verwendung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH480422A (de) *	1967-07-13	1969-10-31	Sandoz Ag	Konzentrierte,flüssige Zubereitung

1974
- 1974-05-06 CH CH668175A patent/CH575983A5/xx not_active IP Right Cessation
- 1974-05-06 NL NL7406068A patent/NL7406068A/xx not_active Application Discontinuation
- 1974-05-07 JP JP4983074A patent/JPS5015816A/ja active Pending
- 1974-05-07 IT IT2237074A patent/IT1010466B/it active
- 1974-05-08 ES ES426093A patent/ES426093A1/es not_active Expired
- 1974-05-08 GB GB2024674A patent/GB1426982A/en not_active Expired
- 1974-05-08 BR BR373574A patent/BR7403735D0/pt unknown
- 1974-05-09 FR FR7416042A patent/FR2228820B1/fr not_active Expired

Also Published As

Publication number	Publication date
NL7406068A (es)	1974-11-12
IT1010466B (it)	1977-01-10
GB1426982A (en)	1976-03-03
BR7403735D0 (pt)	1974-12-03
FR2228820A1 (es)	1974-12-06
CH575983A5 (es)	1976-05-31
JPS5015816A (es)	1975-02-19
FR2228820B1 (es)	1977-10-21

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