NL7416867A - Werkwijze ter bereiding van magnetische materi- met uitwisselanisotropie-gedrag. - Google Patents

Werkwijze ter bereiding van magnetische materi- met uitwisselanisotropie-gedrag.

Info

Publication number: NL7416867A
Authority: NL; Netherlands
Prior art keywords: anisotrophy; behavior; exchange; procedure; magnetic materials
Prior art date: 1973-12-29

Application number

NL7416867A

Other languages

English (en)

Other versions

NL183067B (nl

NL183067C (nl

Original Assignee

Basf 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.)

1973-12-29

Filing date

1974-12-24

Publication date

1975-07-01

1974-12-24 Application filed by Basf Ag filed Critical Basf Ag

1975-07-01 Publication of NL7416867A publication Critical patent/NL7416867A/nl

1988-02-01 Publication of NL183067B publication Critical patent/NL183067B/nl

1988-07-01 Application granted granted Critical

1988-07-01 Publication of NL183067C publication Critical patent/NL183067C/nl

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/09—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials mixtures of metallic and non-metallic particles; metallic particles having oxide skin
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70605—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material metals or alloys
- G11B5/70621—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material metals or alloys containing Co metal or alloys
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/0009—Antiferromagnetic materials, i.e. materials exhibiting a Néel transition temperature

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Metallurgy (AREA)
Hard Magnetic Materials (AREA)
Paints Or Removers (AREA)
Magnetic Record Carriers (AREA)

NLAANVRAGE7416867,A 1973-12-29 1974-12-24 Werkwijze ter bereiding van magnetische materialen met uitwisselingsanisotropie-gedrag, werkwijze ter vervaardiging van registratiedragers, die deze materialen bevatten, alsmede registratiedragers verkregen met deze werkwijze. NL183067C (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2365179A DE2365179C2 (de)	1973-12-29	1973-12-29	Verfahren zur Herstellung von magnetischen Teilchen mit Austausch-Anisotropie und deren Verwendung

Publications (3)

Publication Number	Publication Date
NL7416867A true NL7416867A (nl)	1975-07-01
NL183067B NL183067B (nl)	1988-02-01
NL183067C NL183067C (nl)	1988-07-01

Family

ID=5902249

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7416867,A NL183067C (nl)	1973-12-29	1974-12-24	Werkwijze ter bereiding van magnetische materialen met uitwisselingsanisotropie-gedrag, werkwijze ter vervaardiging van registratiedragers, die deze materialen bevatten, alsmede registratiedragers verkregen met deze werkwijze.

Country Status (7)

Country	Link
US (1)	US3959032A (nl)
JP (1)	JPS605043B2 (nl)
DE (1)	DE2365179C2 (nl)
FR (1)	FR2256518B1 (nl)
GB (1)	GB1498631A (nl)
IT (1)	IT1026176B (nl)
NL (1)	NL183067C (nl)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6332903A (ja) *	1986-07-25	1988-02-12	Kanegafuchi Chem Ind Co Ltd	難燃性ボンド磁石
JPS6033289B2 (ja) *	1979-07-18	1985-08-02	松下電器産業株式会社	金属薄膜型磁気記録媒体
DE2950174A1 (de) *	1979-12-13	1981-06-19	Basf Ag, 6700 Ludwigshafen	Verfahren und vorrichtung zur echtheitspruefung von aufzeichnungstraegern, die gegen faelschung zu sichern sind
DE2950129A1 (de)	1979-12-13	1981-06-19	BASF Corp., New York, N.Y.	Verfahren und vorrichtung zur echtheitspruefung von aufzeichnungstraegern, die gegen faelschung zu sichern sind
DE3330767A1 (de) *	1983-08-26	1985-03-14	Bayer Ag, 5090 Leverkusen	Handhabungsstabile im wesentlichen aus eisen bestehende magnetpigmente, verfahren zu ihrer herstellung sowie ihre verwendung
GB8500578D0 (en) *	1985-01-10	1985-02-13	Goricon Metallurg Services	Metallic products
US4689073A (en) *	1985-02-28	1987-08-25	Sumitomo Metal Mining Company Limited	Method for production of rare-earth element/cobalt type magnetic powder for resin magnet
US5069216A (en) *	1986-07-03	1991-12-03	Advanced Magnetics Inc.	Silanized biodegradable super paramagnetic metal oxides as contrast agents for imaging the gastrointestinal tract
US5219554A (en) *	1986-07-03	1993-06-15	Advanced Magnetics, Inc.	Hydrated biodegradable superparamagnetic metal oxides
US4755897A (en) *	1987-04-28	1988-07-05	International Business Machines Corporation	Magnetoresistive sensor with improved antiferromagnetic film
US4825325A (en) *	1987-10-30	1989-04-25	International Business Machines Corporation	Magnetoresistive read transducer assembly
US7571814B2 (en)	2002-02-22	2009-08-11	Wave Separation Technologies Llc	Method for separating metal values by exposing to microwave/millimeter wave energy

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1695041A (en) *	1926-12-17	1928-12-11	Bell Telephone Labor Inc	Production of magnetic dust cores
US1954102A (en) *	1931-11-30	1934-04-10	Automatic Electric Co Ltd	Magnet core
US2988466A (en) *	1957-11-29	1961-06-13	Gen Electric	Magnetic material
US3110613A (en) *	1960-09-19	1963-11-12	Charles P Bean	Magnetic material
DE1171160B (de) *	1962-07-04	1964-05-27	Deutsche Edelstahlwerke Ag	Verfahren zum Herstellen von oberflaechlich oxydierten magnetischen Einbereichsteilchen
US3284359A (en) *	1963-12-26	1966-11-08	Gen Electric	Barium potassium ferrite magnetic material exhibiting non-vanishing rotational hysteresis in applied magnetic fields
US3460968A (en) *	1964-11-04	1969-08-12	Ibm	Wear resistant magnetic recording member
US3726664A (en) *	1971-04-15	1973-04-10	Ibm	Magnetic alloy particle compositions and method of manufacture

1973
- 1973-12-29 DE DE2365179A patent/DE2365179C2/de not_active Expired
1974
- 1974-12-23 US US05/535,577 patent/US3959032A/en not_active Expired - Lifetime
- 1974-12-24 NL NLAANVRAGE7416867,A patent/NL183067C/nl not_active IP Right Cessation
- 1974-12-26 JP JP49148517A patent/JPS605043B2/ja not_active Expired
- 1974-12-27 FR FR7443164A patent/FR2256518B1/fr not_active Expired
- 1974-12-27 IT IT54782/74A patent/IT1026176B/it active
- 1974-12-30 GB GB56001/74A patent/GB1498631A/en not_active Expired

Also Published As

Publication number	Publication date
FR2256518B1 (nl)	1978-03-24
JPS5097898A (nl)	1975-08-04
NL183067B (nl)	1988-02-01
DE2365179C2 (de)	1985-12-19
US3959032A (en)	1976-05-25
JPS605043B2 (ja)	1985-02-08
DE2365179A1 (de)	1975-07-10
GB1498631A (en)	1978-01-25
NL183067C (nl)	1988-07-01
FR2256518A1 (nl)	1975-07-25
IT1026176B (it)	1978-09-20

Publication	Publication Date	Title
NL7416905A (nl)	1975-07-01	Magnetisch registratiemateriaal.
NL7412837A (nl)	1975-04-02	Werkwijze ter bereiding van nonapeptide-amiden.
SE431492B (sv)	1984-02-06	Kasett for magnetskivor
NL7410026A (nl)	1975-01-28	Werkwijze ter bereiding van nonapeptide-amiden.
NL178163B (nl)	1985-09-02	Werkwijze ter bereiding van alkeendioldiesters.
NL7409244A (nl)	1975-01-20	Werkwijze ter bereiding van etheenoxyde.
NL7415153A (nl)	1975-05-27	Werkwijze ter bereiding van polyether- chinoxalinen.
NL7409897A (nl)	1975-01-23	Magnetisch registratiemateriaal.
NL7416867A (nl)	1975-07-01	Werkwijze ter bereiding van magnetische materi- met uitwisselanisotropie-gedrag.
NL162419C (nl)	1980-05-16	Magnetisch medium.
SE387459B (sv)	1976-09-06	Medium for magnetisk uppteckning
NL7412075A (nl)	1975-03-18	Werkwijze ter bereiding van furylbenzimidazolen.
NL7410645A (nl)	1975-02-26	Magnetische bandeenheid.
NL7415657A (nl)	1975-03-27	Maken van ferrietparels.
NL7413027A (nl)	1975-04-04	Magnetische wiskop.
NL180052C (nl)	1986-12-16	Magnetisch registratiemedium.
NL174053C (nl)	1984-04-16	Werkwijze ter bereiding van poly-n-alkyliminoalanen.
NL7409756A (nl)	1975-02-18	Werkwijze ter bereiding van monomethyltintri- chloride.
NL7411243A (nl)	1975-03-10	Werkwijze ter bereiding van glycerolfosfatiden.
NL7415684A (nl)	1975-06-16	Werkwijze ter bereiding van glycolacetaten.
NL7413029A (nl)	1975-04-04	Magnetische wiskop.
NL7402611A (nl)	1975-05-30	Werkwijze ter bereiding van d-2-gesubstitu- eerde-6-alkyl-8-gesubstitueerde ergolinen en verwante verbindingen.
NL7409459A (nl)	1975-01-21	Werkwijze ter bereiding van 1-aza-2-hydroxy-ben- zantron.
NL7411101A (nl)	1975-02-25	Werkwijze ter bereiding van verbeterde neody- mium-ultrafosfaten.
NL7316330A (nl)	1975-06-02	Magneetkoppeling.

Legal Events

Date	Code	Title
1981-09-01	BA	A request for search or an international-type search has been filed
1981-09-01	BB	A search report has been drawn up
1982-02-01	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1992-08-17	V1	Lapsed because of non-payment of the annual fee