FR988200A - New tetrakisazo dyes - Google Patents

New tetrakisazo dyes

Info

Publication number: FR988200A
Authority: FR; France
Prior art keywords: tetrakisazo dyes; new; new tetrakisazo; dyes; tetrakisazo
Prior art date: 1948-07-16
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

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.)

Novartis AG

Original Assignee

Ciba Geigy 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.)

1948-07-16

Filing date

1949-06-11

Publication date

1951-08-23

1949-06-11 Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG

1951-08-23 Application granted granted Critical

1951-08-23 Publication of FR988200A publication Critical patent/FR988200A/en

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
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/50—Tetrazo dyes
- C09B35/62—Tetrazo dyes of the type

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)

FR988200D 1948-07-16 1949-06-11 New tetrakisazo dyes Expired FR988200A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH988200X		1948-07-16

Publications (1)

Publication Number	Publication Date
FR988200A true FR988200A (en)	1951-08-23

Family

ID=4551611

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR988200D Expired FR988200A (en)	1948-07-16	1949-06-11	New tetrakisazo dyes

Country Status (2)

Country	Link
CH (5)	CH272570A (en)
FR (1)	FR988200A (en)

1948
- 1948-07-16 CH CH272570D patent/CH272570A/en unknown
- 1948-07-16 CH CH275084D patent/CH275084A/en unknown
- 1948-07-16 CH CH275086D patent/CH275086A/en unknown
- 1948-07-16 CH CH275085D patent/CH275085A/en unknown
- 1948-07-16 CH CH275083D patent/CH275083A/en unknown
1949
- 1949-06-11 FR FR988200D patent/FR988200A/en not_active Expired

Also Published As

Publication number	Publication date
CH275084A (en)	1951-04-30
CH272570A (en)	1950-12-31
CH275086A (en)	1951-04-30
CH275085A (en)	1951-04-30
CH275083A (en)	1951-04-30

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