CH453540A - Process for the preparation of disazo dyes - Google Patents

Process for the preparation of disazo dyes

Info

Publication number: CH453540A
Authority: CH; Switzerland
Prior art keywords: preparation; disazo dyes; disazo; dyes
Prior art date: 1964-07-16

Application number

CH880265A

Other languages

German (de)

Inventor

Johannes Dr Dehnert

Walter Dr Grosch

Original Assignee

Basf 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.)

1964-07-16

Filing date

1965-06-23

Publication date

1968-06-14

1965-06-23 Application filed by Basf Ag filed Critical Basf Ag

1968-06-14 Publication of CH453540A publication Critical patent/CH453540A/en

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
- C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
- C09B31/02—Disazo 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
- C09B29/0025—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Coloring (AREA)
Hydrogenated Pyridines (AREA)

CH880265A 1964-07-16 1965-06-23 Process for the preparation of disazo dyes CH453540A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DEB0077695		1964-07-16
DEB0080248		1965-01-23

Publications (1)

Publication Number	Publication Date
CH453540A true CH453540A (en)	1968-06-14

Family

ID=25967141

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
CH880265A CH453540A (en)	1964-07-16	1965-06-23	Process for the preparation of disazo dyes
CH915765A CH459406A (en)	1964-07-16	1965-06-30	Process for the preparation of sulfonic acid group-free monoazo dyes

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
CH915765A CH459406A (en)	1964-07-16	1965-06-30	Process for the preparation of sulfonic acid group-free monoazo dyes

Country Status (4)

Country	Link
BE (3)	BE666881A (en)
CH (2)	CH453540A (en)
DE (2)	DE1544362A1 (en)
GB (3)	GB1106008A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH503781A (en) *	1968-05-15	1971-02-28	Sandoz Ag	Process for the production of basic dyes
US4012372A (en) *	1973-07-02	1977-03-15	Eastman Kodak Company	Phthalimidyl-azo-tetrahydro-quinoline compounds

1964
- 1964-07-16 DE DE19641544362 patent/DE1544362A1/en active Pending
1965
- 1965-01-23 DE DE19651544370 patent/DE1544370A1/en active Pending
- 1965-06-23 CH CH880265A patent/CH453540A/en unknown
- 1965-06-30 CH CH915765A patent/CH459406A/en unknown
- 1965-07-14 BE BE666881D patent/BE666881A/xx unknown
- 1965-07-14 BE BE666882D patent/BE666882A/xx unknown
- 1965-07-14 BE BE666880D patent/BE666880A/xx unknown
- 1965-07-15 GB GB3001465A patent/GB1106008A/en not_active Expired
- 1965-07-15 GB GB3001565A patent/GB1106209A/en not_active Expired
- 1965-07-15 GB GB3001365A patent/GB1106048A/en not_active Expired

Also Published As

Publication number	Publication date
GB1106209A (en)	1968-03-13
GB1106048A (en)	1968-03-13
DE1544362A1 (en)	1969-07-31
BE666880A (en)	1966-01-14
GB1106008A (en)	1968-03-13
BE666882A (en)	1966-01-14
CH459406A (en)	1968-07-15
BE666881A (en)	1966-01-14
DE1544370A1 (en)	1969-07-31

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