CH358532A - Verfahren zur Herstellung von Disazofarbstoffen - Google Patents

Verfahren zur Herstellung von Disazofarbstoffen

Info

Publication number: CH358532A
Authority: CH; Switzerland
Prior art keywords: preparation; disazo dyes; disazo; dyes
Prior art date: 1957-04-17

Application number

Other languages

English (en)

Inventor

Willy Dr Steinemann

Original Assignee

Sandoz 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.)

1957-04-17

Filing date

1957-04-17

Publication date

1961-11-30

1957-04-17 Application filed by Sandoz Ag filed Critical Sandoz Ag

1961-11-30 Publication of CH358532A publication Critical patent/CH358532A/de

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
- C09B45/00—Complex metal compounds of azo dyes
- C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
- C09B45/24—Disazo or polyazo compounds
- 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
- C09B35/02—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
- 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
- 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
- C09B45/00—Complex metal compounds of azo dyes
- C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
- C09B45/24—Disazo or polyazo compounds
- C09B45/28—Disazo or polyazo compounds containing copper

Landscapes

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

CH358532D 1957-04-17 1957-04-17 Verfahren zur Herstellung von Disazofarbstoffen CH358532A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH839673X		1957-04-17

Publications (1)

Publication Number	Publication Date
CH358532A true CH358532A (de)	1961-11-30

Family

ID=4541088

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH358532D CH358532A (de)	1957-04-17	1957-04-17	Verfahren zur Herstellung von Disazofarbstoffen

Country Status (5)

Country	Link
US (1)	US2895951A (de)
CH (1)	CH358532A (de)
DE (1)	DE1131829B (de)
FR (1)	FR1205949A (de)
GB (1)	GB839673A (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1851097A (en) *	1927-02-21	1932-03-29	Gen Aniline Works Inc	New azo dyestuffs
BE423789A (de) *	1936-10-03
DE677426C (de) *	1937-03-19	1939-06-24	I G Farbenindustrie Akt Ges	Verfahren zur Herstellung von chromhaltigen Azofarbstoffen
US2230696A (en) *	1938-09-19	1941-02-04	Gen Aniline & Film Corp	Azo dyestuffs

1957
- 1957-04-17 CH CH358532D patent/CH358532A/de unknown
1958
- 1958-04-14 US US728115A patent/US2895951A/en not_active Expired - Lifetime
- 1958-04-16 DE DES57857A patent/DE1131829B/de active Pending
- 1958-04-16 GB GB12151/58A patent/GB839673A/en not_active Expired
- 1958-04-17 FR FR1205949D patent/FR1205949A/fr not_active Expired

Also Published As

Publication number	Publication date
DE1131829B (de)	1962-06-20
FR1205949A (fr)	1960-02-05
GB839673A (en)	1960-06-29
US2895951A (en)	1959-07-21

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