FR885851A - Azo dyes and process for their production - Google Patents

Azo dyes and process for their production

Info

Publication number
FR885851A
FR885851A FR885851DA FR885851A FR 885851 A FR885851 A FR 885851A FR 885851D A FR885851D A FR 885851DA FR 885851 A FR885851 A FR 885851A
Authority
FR
France
Prior art keywords
production
azo dyes
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.)
IG Farbenindustrie AG
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.)
Filing date
Publication date
Application filed by IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR885851A publication Critical patent/FR885851A/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
    • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
    • C09B33/02—Disazo dyes
    • C09B33/12—Disazo dyes in which the coupling component is a heterocyclic compound
    • 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
    • C09B39/00—Other azo dyes prepared by diazotising and coupling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
FR885851D 1941-09-13 1942-09-11 Azo dyes and process for their production Expired FR885851A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI70441D DE744302C (en) 1941-09-13 1941-09-13 Process for the production of azo dyes

Publications (1)

Publication Number Publication Date
FR885851A true FR885851A (en) 1943-09-28

Family

ID=7197105

Family Applications (1)

Application Number Title Priority Date Filing Date
FR885851D Expired FR885851A (en) 1941-09-13 1942-09-11 Azo dyes and process for their production

Country Status (2)

Country Link
DE (1) DE744302C (en)
FR (1) FR885851A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3114634A (en) * 1960-10-27 1963-12-17 Ilford Ltd Colour photography
US3197455A (en) * 1961-12-15 1965-07-27 Geigy Ag J R Disazo dyestuffs
FR2006813A1 (en) * 1968-04-24 1970-01-02 Ciba Geigy
US4083688A (en) * 1968-04-24 1978-04-11 Ciba-Geigy Ag Disazo pyrazolyl dyed polyester fibers

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251614A (en) * 1977-07-05 1981-02-17 Ricoh Company, Ltd. Novel disazo compounds, process for the preparation of same and application of said disazo compounds and analogues thereof to electrophotographic sensitive materials

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3114634A (en) * 1960-10-27 1963-12-17 Ilford Ltd Colour photography
US3197455A (en) * 1961-12-15 1965-07-27 Geigy Ag J R Disazo dyestuffs
FR2006813A1 (en) * 1968-04-24 1970-01-02 Ciba Geigy
US4083688A (en) * 1968-04-24 1978-04-11 Ciba-Geigy Ag Disazo pyrazolyl dyed polyester fibers

Also Published As

Publication number Publication date
DE744302C (en) 1944-07-21

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