FR1068476A - Metalliferous azo dyes, their preparation and use - Google Patents

Metalliferous azo dyes, their preparation and use

Info

Publication number
FR1068476A
FR1068476A FR1068476DA FR1068476A FR 1068476 A FR1068476 A FR 1068476A FR 1068476D A FR1068476D A FR 1068476DA FR 1068476 A FR1068476 A FR 1068476A
Authority
FR
France
Prior art keywords
preparation
azo dyes
metalliferous azo
metalliferous
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
Ciba 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR1068476A publication Critical patent/FR1068476A/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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1068476D 1951-12-21 1952-12-20 Metalliferous azo dyes, their preparation and use Expired FR1068476A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1068476X 1951-12-21

Publications (1)

Publication Number Publication Date
FR1068476A true FR1068476A (en) 1954-06-25

Family

ID=4555791

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1068476D Expired FR1068476A (en) 1951-12-21 1952-12-20 Metalliferous azo dyes, their preparation and use

Country Status (1)

Country Link
FR (1) FR1068476A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0688830A1 (en) * 1994-06-22 1995-12-27 MITSUI TOATSU CHEMICALS, Inc. Azo compounds and polarizing films using the compounds
EP0982371A1 (en) * 1998-08-19 2000-03-01 ILFORD Imaging Switzerland GmbH Metallized disazo dyes, their preparation and use

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0688830A1 (en) * 1994-06-22 1995-12-27 MITSUI TOATSU CHEMICALS, Inc. Azo compounds and polarizing films using the compounds
US5639809A (en) * 1994-06-22 1997-06-17 Mitsui Toatsu Chemicals, Inc. Azo compounds and polarizing films using the compounds
US5698682A (en) * 1994-06-22 1997-12-16 Mitsui Toatsu Chemicals, Inc. Azo compounds and polarizing films using the compounds
EP0982371A1 (en) * 1998-08-19 2000-03-01 ILFORD Imaging Switzerland GmbH Metallized disazo dyes, their preparation and use
US6302949B1 (en) 1998-08-19 2001-10-16 Ilford Imaging Switzerland Gmbh Metallized bisazo dyes, their preparation and use

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