CA1018521A - Azo dyes - Google Patents

Azo dyes

Info

Publication number: CA1018521A
Authority: CA; Canada
Prior art keywords: azo dyes; azo; dyes
Prior art date: 1972-09-26
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

CA181,853A

Other versions

CA181853S (en

Inventor

Heinz Wicki

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.)

Sandoz Patent Ltd

Original Assignee

Sandoz Patent Ltd

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.)

1972-09-26

Filing date

1973-09-25

Publication date

1977-10-04

1972-09-26 Priority claimed from CH1402872A external-priority patent/CH571049A5/en

1973-09-25 Application filed by Sandoz Patent Ltd filed Critical Sandoz Patent Ltd

1977-10-04 Application granted granted Critical

1977-10-04 Publication of CA1018521A publication Critical patent/CA1018521A/en

Status 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
- C09B35/38—Trisazo dyes ot the type
- C09B35/44—Trisazo dyes ot the type the component K being a hydroxy amine
- C09B35/46—Trisazo dyes ot the type the component K being a hydroxy amine the component K being an amino naphthol
- C09B35/461—D being derived from diaminobenzene

Landscapes

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

CA181,853A 1972-09-26 1973-09-25 Azo dyes Expired CA1018521A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH1402872A CH571049A5 (en)	1972-09-26	1972-09-26	Azo dyes for leather, textiles, paper - give deep blue, black or green col-ours with high solidity
CH1541372		1972-10-20

Publications (1)

Publication Number	Publication Date
CA1018521A true CA1018521A (en)	1977-10-04

Family

ID=25713493

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA181,853A Expired CA1018521A (en)	1972-09-26	1973-09-25	Azo dyes

Country Status (11)

Country	Link
JP (3)	JPS4972327A (en)
AR (1)	AR200025A1 (en)
CA (1)	CA1018521A (en)
DD (2)	DD111089A5 (en)
DE (1)	DE2347551C3 (en)
ES (1)	ES419015A1 (en)
FR (1)	FR2200258B1 (en)
GB (1)	GB1440088A (en)
IN (1)	IN142301B (en)
IT (1)	IT1008564B (en)
NL (1)	NL7313042A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AR207654A1 (en) *	1974-10-04	1976-10-22	Sandoz Ag	ANIONIC TRISAZOIC DYES AND PROCEDURE TO OBTAIN THEM
DE2903588A1 (en) *	1979-01-31	1980-08-14	Basf Ag	POLYAZO DYES
DE3118201A1 (en) *	1981-05-08	1982-12-09	Bayer Ag, 5090 Leverkusen	TRISAZO DYES
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
CH671023A5 (en) *	1987-02-10	1989-07-31	Ciba Geigy Ag

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE582399C (en) *	1931-06-19	1933-08-14	Chem Fab Vorm Sandoz	Process for the preparation of trisazo dyes
FR835111A (en) *	1937-03-13	1938-12-13	Prod Chim Fab De	Polyazo dyes and process for preparing these dyes
DE868034C (en) *	1950-07-05	1953-04-02	Ici Ltd	Process for the preparation of new trisazo dyes
DE917991C (en) *	1952-09-03	1954-09-16	Cassella Farbwerke Mainkur Ag	Process for the preparation of new trisazo dyes
CH332137A (en) *	1954-05-05	1958-08-31	Cassella Farbwerke Mainkur Ag	Process for the production of new polyazo dyes

1973
- 1973-09-20 GB GB4411673A patent/GB1440088A/en not_active Expired
- 1973-09-21 DE DE2347551A patent/DE2347551C3/en not_active Expired
- 1973-09-21 NL NL7313042A patent/NL7313042A/xx unknown
- 1973-09-24 DD DD178124*A patent/DD111089A5/xx unknown
- 1973-09-24 AR AR250219A patent/AR200025A1/en active
- 1973-09-24 DD DD173635A patent/DD108107A5/xx unknown
- 1973-09-24 ES ES419015A patent/ES419015A1/en not_active Expired
- 1973-09-25 CA CA181,853A patent/CA1018521A/en not_active Expired
- 1973-09-25 JP JP48107860A patent/JPS4972327A/ja active Pending
- 1973-09-25 IT IT52722/73A patent/IT1008564B/en active
- 1973-09-25 FR FR7334348A patent/FR2200258B1/fr not_active Expired
1974
- 1974-09-18 IN IN2077/CAL/1974A patent/IN142301B/en unknown
1976
- 1976-03-09 JP JP51024717A patent/JPS51132217A/en active Pending
- 1976-03-09 JP JP51024716A patent/JPS51136801A/en active Pending

Also Published As

Publication number	Publication date
DE2347551C3 (en)	1978-12-21
DD111089A5 (en)	1975-01-20
DD108107A5 (en)	1974-09-05
JPS51136801A (en)	1976-11-26
ES419015A1 (en)	1976-07-01
NL7313042A (en)	1974-03-28
AR200025A1 (en)	1974-10-15
DE2347551A1 (en)	1974-04-11
DE2347551B2 (en)	1978-04-27
FR2200258B1 (en)	1977-05-27
GB1440088A (en)	1976-06-23
JPS51132217A (en)	1976-11-17
IT1008564B (en)	1976-11-30
AU6063873A (en)	1975-03-27
JPS4972327A (en)	1974-07-12
FR2200258A1 (en)	1974-04-19
IN142301B (en)	1977-06-25

Publication	Publication Date	Title
CA993865A (en)	1976-07-27	Disperse azo dyestuffs
AU471623B2 (en)	1976-04-29	Trisazo dyes
CA962668A (en)	1975-02-11	Azo dyes
AU468842B2 (en)	1976-01-22	Azo dyes
CA998666A (en)	1976-10-19	Azo dyes
CA1010025A (en)	1977-05-10	Basic dyes
CA1026753A (en)	1978-02-21	Azo dyestuff
CA1010852A (en)	1977-05-24	Basic azo dyes
CA1018521A (en)	1977-10-04	Azo dyes
CA919659A (en)	1973-01-23	Azo dyes
AU5767673A (en)	1975-01-09	Azo dyes
CA975759A (en)	1975-10-07	Azo dyes
CA1003409A (en)	1977-01-11	Azo dyestuff
CA1002943A (en)	1977-01-04	Basic azo dyes
AU6228173A (en)	1975-05-08	Azo dyestuffs
CA996102A (en)	1976-08-31	Diazo dyestuffs
CA1000693A (en)	1976-11-30	Disperse azo dyes
CA1010853A (en)	1977-05-24	Basic azo dyes
CA1010851A (en)	1977-05-24	Basic dyes
CA905944A (en)	1972-07-25	Azo dyestuffs
CA916690A (en)	1972-12-12	Azo dyestuffs
CA913614A (en)	1972-10-31	Azo dyestuffs
CA907004A (en)	1972-08-08	Azo dyestuffs
CA913069A (en)	1972-10-24	Basic azo dyestuffs
CA910302A (en)	1972-09-19	Basic azo dyestuffs