AU2001284037A1 - Magnetites that are low in silicon - Google Patents

Magnetites that are low in silicon

Info

Publication number: AU2001284037A1
Authority: AU; Australia
Prior art keywords: magnetites; silicon; low
Prior art date: 2000-09-08
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.): Abandoned

Application number

AU2001284037A

Other languages

English (en)

Inventor

Ulrich Meisen

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.)

2000-09-08

Filing date

2001-08-27

Publication date

2002-03-22

2001-08-27 Application filed by Bayer AG filed Critical Bayer AG

2002-03-22 Publication of AU2001284037A1 publication Critical patent/AU2001284037A1/en

Status Abandoned legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/08—Ferroso-ferric oxide [Fe3O4]
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/11—Powder tap density
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/42—Magnetic properties

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Compounds Of Iron (AREA)
Hard Magnetic Materials (AREA)
Developing Agents For Electrophotography (AREA)
Soft Magnetic Materials (AREA)

AU2001284037A 2000-09-08 2001-08-27 Magnetites that are low in silicon Abandoned AU2001284037A1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE10044397		2000-09-08
DE10044397A DE10044397A1 (de)	2000-09-08	2000-09-08	Magnetite und deren Verwendung bei der Herstellung von Tonern
PCT/EP2001/009847 WO2002020409A1 (fr)	2000-09-08	2001-08-27	Procede pour produire des magnetites a faible teneur en silicium

Publications (1)

Publication Number	Publication Date
AU2001284037A1 true AU2001284037A1 (en)	2002-03-22

Family

ID=7655479

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU2001284037A Abandoned AU2001284037A1 (en)	2000-09-08	2001-08-27	Magnetites that are low in silicon

Country Status (7)

Country	Link
US (1)	US6562533B2 (fr)
EP (1)	EP1322555B1 (fr)
JP (1)	JP5311702B2 (fr)
AU (1)	AU2001284037A1 (fr)
DE (1)	DE10044397A1 (fr)
ES (1)	ES2587002T3 (fr)
WO (1)	WO2002020409A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10209150A1 (de) *	2002-03-01	2003-09-11	Bayer Ag	Verfahren zur Herstellung von Magnetitteilchen und deren Verwendung
US7678524B2 (en) *	2005-05-19	2010-03-16	Canon Kabushiki Kaisha	Magnetic toner
ES2296522B1 (es) *	2006-05-26	2009-04-01	Europea De Minerales Y Derivados, S.L.	Masa pesada para la fabricacion de productos con alta capacidad de radio-proteccion.
CN102249346B (zh) *	2011-06-08	2013-03-20	哈尔滨工程大学	制备四氧化三铁花状纳米超结构的方法
CN102390872B (zh) *	2011-08-09	2014-04-16	东南大学	一种呈微米级立方体的超分散四氧化三铁颗粒的制备方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US802928A (en)	1905-01-19	1905-10-24	Edward G Portner	Manufacture of printing-ink pigments.
JPS5110198A (fr)	1974-07-15	1976-01-27	Toda Kogyo Corp
DE2609293A1 (de)	1976-03-06	1977-09-08	Boehringer Sohn Ingelheim	Separates fixationsteil fuer intravenoese kanuelen und katheter
DE2618058A1 (de)	1976-04-24	1977-11-10	Bayer Ag	Verfahren zur kontinuierlichen herstellung von eisenoxidschwarzpigmenten
CA1149582A (fr)	1979-02-09	1983-07-12	Pfizer Limited	Pigment synthetique a base de magnetite rhomboedrique
DE3209469A1 (de)	1981-03-19	1982-09-30	Basf Ag, 6700 Ludwigshafen	Verfahren zur herstellung von eisenoxidschwarz-pigmenten mit verbesserter saeurebestaendigkeit und deren verwendung
JPS57200230A (en) *	1981-06-05	1982-12-08	Mitsubishi Metal Corp	Ultra-fine powder of black ferrosoferric oxide and its preparation
DD216040A1 (de)	1983-06-17	1984-11-28	Dieter Naumann	Verfahren zur herstellung von eisenoxidschwarzpigmenten
DE3500470A1 (de)	1985-01-09	1986-07-10	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung heller farbreiner eisenoxidrotpigmente
DD284478A5 (de)	1989-05-30	1990-11-14	Kummer,Hans-Dieter,Dd	Verfahren zur herstellung von eisenoxidschwarz-pigmenten
JPH04317420A (ja) *	1991-04-16	1992-11-09	Furukawa Co Ltd	マグネタイトの製造方法
JP3584954B2 (ja) *	1995-06-15	2004-11-04	戸田工業株式会社	磁性トナー用磁性酸化鉄粒子粉末及びその製造法並びに該磁性酸化鉄粒子粉末を用いた磁性トナー
DE19642534C2 (de) *	1996-10-15	1998-10-15	Bayer Ag	Magnetitteilchen, bestehend aus magnetischen Eisenoxid, Verfahren zur Herstellung und dessen Verwendung
DE19702431C2 (de) *	1997-01-24	2000-01-20	Bayer Ag	Verfahren zur Herstellung von Magnetitteilchen und ihre Verwendung
DE19919791A1 (de) *	1999-04-30	2000-11-02	Bayer Ag	Verfahren zur Herstellung von Fällungsmagnetiten

2000
- 2000-09-08 DE DE10044397A patent/DE10044397A1/de not_active Withdrawn
2001
- 2001-08-27 JP JP2002525041A patent/JP5311702B2/ja not_active Expired - Lifetime
- 2001-08-27 ES ES01962973.2T patent/ES2587002T3/es not_active Expired - Lifetime
- 2001-08-27 AU AU2001284037A patent/AU2001284037A1/en not_active Abandoned
- 2001-08-27 WO PCT/EP2001/009847 patent/WO2002020409A1/fr not_active Ceased
- 2001-08-27 EP EP01962973.2A patent/EP1322555B1/fr not_active Expired - Lifetime
- 2001-08-31 US US09/944,880 patent/US6562533B2/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
WO2002020409A1 (fr)	2002-03-14
JP5311702B2 (ja)	2013-10-09
JP2004508263A (ja)	2004-03-18
DE10044397A1 (de)	2002-03-21
US6562533B2 (en)	2003-05-13
US20020115007A1 (en)	2002-08-22
EP1322555B1 (fr)	2016-06-29
EP1322555A1 (fr)	2003-07-02
ES2587002T3 (es)	2016-10-20

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