FR1523875A - Azo dyes and process for their manufacture - Google Patents

Azo dyes and process for their manufacture

Info

Publication number
FR1523875A
FR1523875A FR107442A FR107442A FR1523875A FR 1523875 A FR1523875 A FR 1523875A FR 107442 A FR107442 A FR 107442A FR 107442 A FR107442 A FR 107442A FR 1523875 A FR1523875 A FR 1523875A
Authority
FR
France
Prior art keywords
manufacture
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
FR107442A
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Priority to FR107442A priority Critical patent/FR1523875A/en
Application granted granted Critical
Publication of FR1523875A publication Critical patent/FR1523875A/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
    • 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
    • C09B43/32—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines
    • C09B43/34—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines by reacting ortho- or peri-dicarboxylic dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR107442A 1966-05-23 1967-05-23 Azo dyes and process for their manufacture Expired FR1523875A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR107442A FR1523875A (en) 1966-05-23 1967-05-23 Azo dyes and process for their manufacture

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF0049253 1966-05-23
FR107442A FR1523875A (en) 1966-05-23 1967-05-23 Azo dyes and process for their manufacture

Publications (1)

Publication Number Publication Date
FR1523875A true FR1523875A (en) 1968-05-03

Family

ID=25977201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR107442A Expired FR1523875A (en) 1966-05-23 1967-05-23 Azo dyes and process for their manufacture

Country Status (1)

Country Link
FR (1) FR1523875A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038266A (en) * 1973-11-09 1977-07-26 Standard Oil Company (Indiana) Azo-bisanhydride of trimellitic anhydride
FR2424302A1 (en) * 1978-04-27 1979-11-23 Dainichiseika Color Chem NITROGEN PIGMENTS AND THEIR PREPARATION PROCESS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038266A (en) * 1973-11-09 1977-07-26 Standard Oil Company (Indiana) Azo-bisanhydride of trimellitic anhydride
FR2424302A1 (en) * 1978-04-27 1979-11-23 Dainichiseika Color Chem NITROGEN PIGMENTS AND THEIR PREPARATION PROCESS

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