DE69705770T2 - Oxidationsverfahren zur Herstellung von Chinacridonpigmenten - Google Patents

Oxidationsverfahren zur Herstellung von Chinacridonpigmenten

Info

Publication number
DE69705770T2
DE69705770T2 DE69705770T DE69705770T DE69705770T2 DE 69705770 T2 DE69705770 T2 DE 69705770T2 DE 69705770 T DE69705770 T DE 69705770T DE 69705770 T DE69705770 T DE 69705770T DE 69705770 T2 DE69705770 T2 DE 69705770T2
Authority
DE
Germany
Prior art keywords
quinacridone
dihydroquinacridone
pigment
aqueous
dichloroquinacridone
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 - Lifetime
Application number
DE69705770T
Other languages
German (de)
English (en)
Other versions
DE69705770D1 (de
Inventor
Fridolin Baebler
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.)
BASF Schweiz AG
Original Assignee
Ciba Spezialitaetenchemie Holding AG
Ciba SC Holding 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 Spezialitaetenchemie Holding AG, Ciba SC Holding AG filed Critical Ciba Spezialitaetenchemie Holding AG
Application granted granted Critical
Publication of DE69705770D1 publication Critical patent/DE69705770D1/de
Publication of DE69705770T2 publication Critical patent/DE69705770T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • 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
    • C09B48/00—Quinacridones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69705770T 1996-05-10 1997-05-01 Oxidationsverfahren zur Herstellung von Chinacridonpigmenten Expired - Lifetime DE69705770T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1750096P 1996-05-10 1996-05-10

Publications (2)

Publication Number Publication Date
DE69705770D1 DE69705770D1 (de) 2001-08-30
DE69705770T2 true DE69705770T2 (de) 2002-05-23

Family

ID=21782940

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69705770T Expired - Lifetime DE69705770T2 (de) 1996-05-10 1997-05-01 Oxidationsverfahren zur Herstellung von Chinacridonpigmenten

Country Status (4)

Country Link
US (1) US5856488A (enExample)
EP (1) EP0806456B1 (enExample)
JP (1) JP3850513B2 (enExample)
DE (1) DE69705770T2 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69801302T2 (de) * 1997-08-01 2002-03-14 Ciba Speciality Chemicals Holding Inc., Basel Verfahren zur Herstellung fester Lösungen von Chinacridonen
US6313300B1 (en) 1999-09-07 2001-11-06 Ciba Specialty Chemicals Corp. Oxidation process for preparing quinacridone pigments
KR20030072393A (ko) * 2001-01-30 2003-09-13 시바 스페셜티 케미칼스 홀딩 인크. 2,9-디클로로퀴나크리돈 안료
MX236708B (es) 2001-03-22 2006-05-09 Ciba Sc Holding Ag Uso de compuestos aromaticos como directores de fase y reductores del tamano de particula papa pigmentos de quinacridona.
WO2004007623A1 (en) * 2002-07-17 2004-01-22 Ciba Specialty Chemicals Holding Inc. Oxidation process for preparing quinacridone pigments
US6864371B2 (en) * 2002-11-27 2005-03-08 Ciba Specialty Chemicals Corporation Preparation of beta quinacridone pigments
AU2003303667A1 (en) * 2003-01-14 2004-08-10 Ciba Specialty Chemicals Holding Inc. Oxidation process for preparing highly dispersible quinacridone pigments
EP1587879A1 (en) * 2003-01-28 2005-10-26 Ciba SC Holding AG Synthesis of small particle size quinacridone of beta crystal phase
CN106398274A (zh) * 2015-08-03 2017-02-15 浙江永合化工有限公司 颜料红122的合成工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1346126A (fr) * 1963-01-31 1963-12-13 Cassella Farbwerke Mainkur Ag Procédé de préparation de quinacridones
FR1412911A (fr) * 1963-11-07 1965-10-01 Basf Ag Procédé pour la préparation de bis-(o-carboxyarylamino)-2-5-benzoquinones-1-4
GB1070136A (en) * 1964-03-02 1967-05-24 Acna Linear quinacridone in the gamma crystal phase
US3475436A (en) * 1965-10-19 1969-10-28 Du Pont Process for oxidizing dihydroquinacridones to quinacridones
FR1496960A (fr) * 1965-10-19 1967-10-06 E I Du Pont De Neumours And Co Procédé de préparation de quinacridones
DE3888443D1 (de) * 1987-10-27 1994-04-21 Basf Ag Verfahren zur Herstellung von Dihydrochinacridonen, Chinacridonen und Chinacridonchinonen.
US5229515A (en) * 1991-06-07 1993-07-20 Ciba-Geigy Corporation Process for preparing modified β-quinacridone pigment

Also Published As

Publication number Publication date
EP0806456A3 (en) 1998-07-15
EP0806456B1 (en) 2001-07-25
US5856488A (en) 1999-01-05
EP0806456A2 (en) 1997-11-12
JP3850513B2 (ja) 2006-11-29
DE69705770D1 (de) 2001-08-30
JPH1053712A (ja) 1998-02-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: PFENNING MEINIG & PARTNER GBR, 80339 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: CIBA HOLDING INC., BASEL, CH

8328 Change in the person/name/address of the agent

Representative=s name: MAIWALD PATENTANWALTSGESELLSCHAFT MBH, 80335 MUENC