FR1567724A - - Google Patents

Info

Publication number: FR1567724A
Authority: FR; France
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

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.)

1967-06-05

Filing date

1968-06-05

Publication date

1969-05-16

1968-06-05 Application filed filed Critical

1969-05-16 Application granted granted Critical

1969-05-16 Publication of FR1567724A publication Critical patent/FR1567724A/fr

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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
- C09B43/20—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group with monocarboxylic acids, carbamic acid esters or halides, mono- isocyanates or haloformic acid esters

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Coloring (AREA)
Pyridine Compounds (AREA)

FR1567724D 1967-06-05 1968-06-05 Expired FR1567724A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH792467A CH481177A (de)	1967-06-05	1967-06-05	Verfahren zur Herstellung von Dispersionsfarbstoffen der Azoreihe

Publications (1)

Publication Number	Publication Date
FR1567724A true FR1567724A (fr)	1969-05-16

Family

ID=4332450

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1567724D Expired FR1567724A (fr)	1967-06-05	1968-06-05

Country Status (4)

Country	Link
CH (1)	CH481177A (fr)
DE (1)	DE1769502A1 (fr)
FR (1)	FR1567724A (fr)
GB (1)	GB1222534A (fr)

1967
- 1967-06-05 CH CH792467A patent/CH481177A/de not_active IP Right Cessation
1968
- 1968-05-17 GB GB2371568A patent/GB1222534A/en not_active Expired
- 1968-06-01 DE DE19681769502 patent/DE1769502A1/de not_active Withdrawn
- 1968-06-05 FR FR1567724D patent/FR1567724A/fr not_active Expired

Also Published As

Publication number	Publication date
CH481177A (de)	1969-11-15
GB1222534A (en)	1971-02-17
DE1769502A1 (de)	1970-12-17

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Legal Events

Date	Code	Title	Description
1979-08-24	ST	Notification of lapse