DE2149684A1 - Verfahren zur Herstellung von Chinacridonen - Google Patents

Verfahren zur Herstellung von Chinacridonen

Info

Publication number
DE2149684A1
DE2149684A1 DE19712149684 DE2149684A DE2149684A1 DE 2149684 A1 DE2149684 A1 DE 2149684A1 DE 19712149684 DE19712149684 DE 19712149684 DE 2149684 A DE2149684 A DE 2149684A DE 2149684 A1 DE2149684 A1 DE 2149684A1
Authority
DE
Germany
Prior art keywords
slurry
dihydroquinacridone
anthraquinone
oxidation
quinacridone
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.)
Withdrawn
Application number
DE19712149684
Other languages
German (de)
English (en)
Inventor
Julius Jackson
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE2149684A1 publication Critical patent/DE2149684A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B48/00Quinacridones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
DE19712149684 1970-10-08 1971-10-05 Verfahren zur Herstellung von Chinacridonen Withdrawn DE2149684A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7925470A 1970-10-08 1970-10-08

Publications (1)

Publication Number Publication Date
DE2149684A1 true DE2149684A1 (de) 1972-04-13

Family

ID=22149389

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712149684 Withdrawn DE2149684A1 (de) 1970-10-08 1971-10-05 Verfahren zur Herstellung von Chinacridonen

Country Status (4)

Country Link
US (1) US3738988A (enExample)
JP (1) JPS551315B1 (enExample)
DE (1) DE2149684A1 (enExample)
GB (1) GB1349582A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2325696A1 (fr) * 1975-09-25 1977-04-22 Du Pont Preparation perfectionnee de quinacridone en utilisant du chlorure ferrique
EP0363759A3 (de) * 1988-10-12 1991-09-04 Bayer Ag Verfahren zur Herstellung eines gegebenenfalls substituierten Chinacridons
EP0682090A1 (en) * 1994-05-06 1995-11-15 Bayer Corporation Process for the preparation of quiacridone pigments
EP0716129A1 (en) * 1994-12-06 1996-06-12 Bayer Corporation Process for the preparation of organic pigments

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873548A (en) * 1971-05-06 1975-03-25 Du Pont 2,9-Dicarboxyquinacridone and methods for its production
JPS52111923A (en) * 1976-03-16 1977-09-20 Toyo Soda Mfg Co Ltd Production of quinozolone derivative
US4247696A (en) * 1978-04-01 1981-01-27 Toyo Soda Manufacturing Co., Ltd. Process for preparing gamma phase quinacridone
US4197404A (en) * 1978-05-08 1980-04-08 E. I. Du Pont De Nemours And Company Preparation of γ-quinacridone pigment
JPS6062048A (ja) * 1983-09-16 1985-04-10 Seiko Instr & Electronics Ltd 電子線マクロアナライザ
JPS6068541A (ja) * 1983-09-21 1985-04-19 Toyota Central Res & Dev Lab Inc 擬似動態画像の撮影方法
DE3605976A1 (de) * 1986-02-25 1987-08-27 Bayer Ag Verfahren zur herstellung von 6,13-dihydrochinacridonen und chinacridonen
US5286863A (en) * 1991-08-22 1994-02-15 Ciba-Geigy Corporation Oxidation process for preparing quinacridone pigments
JP3055365B2 (ja) * 1993-06-30 2000-06-26 東洋インキ製造株式会社 2,5−ジ(アリールアミノ)−3,6−ジヒドロテレフタル酸ジアルキルエステル類の製造法およびこれを中間体とするキナクリドン類の製造法
JPH07242836A (ja) * 1993-11-19 1995-09-19 Toyo Ink Mfg Co Ltd 6,13−ジヒドロキナクリドン類の製造方法およびこれを中間体とするキナクリドン類の製造方法
US5502192A (en) * 1994-08-08 1996-03-26 Ciba-Geigy Corporation Process for the preparation of quinacridones from dihydroquinacridones in an aqueous medium
DE69614058T2 (de) * 1995-09-22 2002-03-21 Ciba Speciality Chemicals Holding Inc., Basel Verfahren zur Herstellung von Chinacridonen
EP0829523B1 (en) * 1996-08-16 2001-09-12 Ciba SC Holding AG Oxidation process for preparing quinacridone pigments
US6313300B1 (en) 1999-09-07 2001-11-06 Ciba Specialty Chemicals Corp. Oxidation process for preparing quinacridone pigments

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2325696A1 (fr) * 1975-09-25 1977-04-22 Du Pont Preparation perfectionnee de quinacridone en utilisant du chlorure ferrique
EP0363759A3 (de) * 1988-10-12 1991-09-04 Bayer Ag Verfahren zur Herstellung eines gegebenenfalls substituierten Chinacridons
EP0682090A1 (en) * 1994-05-06 1995-11-15 Bayer Corporation Process for the preparation of quiacridone pigments
EP0716129A1 (en) * 1994-12-06 1996-06-12 Bayer Corporation Process for the preparation of organic pigments

Also Published As

Publication number Publication date
GB1349582A (en) 1974-04-03
JPS551315B1 (enExample) 1980-01-12
US3738988A (en) 1973-06-12

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Legal Events

Date Code Title Description
OD Request for examination
8139 Disposal/non-payment of the annual fee