FR860604A - Process for the preparation of hexa-azo dyes and dyes obtained by this process - Google Patents

Process for the preparation of hexa-azo dyes and dyes obtained by this process

Info

Publication number
FR860604A
FR860604A FR860604DA FR860604A FR 860604 A FR860604 A FR 860604A FR 860604D A FR860604D A FR 860604DA FR 860604 A FR860604 A FR 860604A
Authority
FR
France
Prior art keywords
dyes
hexa
preparation
azo
azo dyes
Prior art date
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
French (fr)
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
JR 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.)
Filing date
Publication date
Application filed by JR Geigy AG filed Critical JR Geigy AG
Application granted granted Critical
Publication of FR860604A publication Critical patent/FR860604A/en
Expired legal-status Critical Current

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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/64—Higher polyazo dyes, e.g. of the types
FR860604D 1938-10-05 1939-10-04 Process for the preparation of hexa-azo dyes and dyes obtained by this process Expired FR860604A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH860604X 1938-10-05

Publications (1)

Publication Number Publication Date
FR860604A true FR860604A (en) 1941-01-20

Family

ID=4543094

Family Applications (1)

Application Number Title Priority Date Filing Date
FR860604D Expired FR860604A (en) 1938-10-05 1939-10-04 Process for the preparation of hexa-azo dyes and dyes obtained by this process

Country Status (1)

Country Link
FR (1) FR860604A (en)

Similar Documents

Publication Publication Date Title
FR874456A (en) Process for the preparation of cyanine dyes
FR870224A (en) Process for the preparation of p-substituted benzene-sulfonamido-pyrimidines
FR886893A (en) Process for the preparation of carbocyanine dyes
FR877349A (en) Process for the preparation of polymethine dyes and products obtained by this process
FR857451A (en) Process for the preparation of nitriles
FR867697A (en) Process for the preparation of delta1-androstene-dione
FR873840A (en) Process for the preparation of methine dyes
FR860604A (en) Process for the preparation of hexa-azo dyes and dyes obtained by this process
FR841400A (en) Process for lining seats and seats obtained by this process
FR862055A (en) Process for the preparation of azo dyes and dyes obtained by this process
FR851119A (en) Process for the preparation of azo dyes
FR854325A (en) Process for the preparation of p-aminophenyl-sulfimides
FR870652A (en) Preparation process of senevols
FR877151A (en) Process for the preparation of azo dyes
FR860279A (en) Process for the preparation of new ethers-salts
FR857380A (en) Process for the preparation of new ethers-salts
FR862215A (en) Process for the manufacture of soluble dyes of the anthraquinone series and dyes obtained by this process
FR857587A (en) Process for preparing colored lacquers and lacquers obtained by this process
FR843925A (en) Process for the preparation of aliphatic polyureas
FR849426A (en) Yeast preparation process
FR854534A (en) Process for preparing dyes
FR850456A (en) Process for the preparation of para-amino-benzaldehydes
FR890049A (en) Process for the preparation of monoazo dyes
FR851516A (en) Process for the preparation of cycloalkanes
FR966764A (en) Process for the preparation of chromium-containing azo dyes and products obtained by this process