CH206431A - Verfahren zur Herstellung eines chromhaltigen Disazofarbstoffes. - Google Patents

Verfahren zur Herstellung eines chromhaltigen Disazofarbstoffes.

Info

Publication number: CH206431A
Authority: CH; Switzerland
Prior art keywords: chromium; preparation; disazo dye; containing disazo; dye
Prior art date: 1937-09-11

Application number

Other languages

English (en)

Inventor

Aktiengesellsc Farbenindustrie

Original Assignee

Ig Farbenindustrie 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.)

1937-09-11

Filing date

1938-08-13

Publication date

1939-08-15

1938-08-13 Application filed by Ig Farbenindustrie Ag filed Critical Ig Farbenindustrie Ag

1939-08-15 Publication of CH206431A publication Critical patent/CH206431A/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
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
- C09B35/039—Disazo dyes characterised by the tetrazo component
- C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
- 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
- C09B35/039—Disazo dyes characterised by the tetrazo component
- C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
- C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type
- C09B35/18—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from heterocyclic compounds

Landscapes

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

CH206431D 1937-09-11 1938-08-13 Verfahren zur Herstellung eines chromhaltigen Disazofarbstoffes. CH206431A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE206431X		1937-09-11

Publications (1)

Publication Number	Publication Date
CH206431A true CH206431A (de)	1939-08-15

Family

ID=5792479

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH206431D CH206431A (de)	1937-09-11	1938-08-13	Verfahren zur Herstellung eines chromhaltigen Disazofarbstoffes.

Country Status (3)

Country	Link
US (1)	US2227504A (de)
CH (1)	CH206431A (de)
FR (1)	FR842611A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2431889A (en) *	1942-05-02	1947-12-02	Sun Chemical Corp	Mixtures of diamino diphenyl azo compounds
US2454266A (en) *	1943-06-04	1948-11-23	Interchem Corp	Pyrazolone azo pigment
US2494416A (en) *	1944-03-28	1950-01-10	Ciba Ltd	Azo-dyestuffs and process of making same

1938
- 1938-08-13 CH CH206431D patent/CH206431A/de unknown
- 1938-08-26 FR FR842611D patent/FR842611A/fr not_active Expired
- 1938-08-31 US US227852A patent/US2227504A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US2227504A (en)	1941-01-07
FR842611A (fr)	1939-06-15

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