DE3105634A1 - Magnetisches aufzeichnungsmedium - Google Patents

Magnetisches aufzeichnungsmedium

Info

Publication number
DE3105634A1
DE3105634A1 DE19813105634 DE3105634A DE3105634A1 DE 3105634 A1 DE3105634 A1 DE 3105634A1 DE 19813105634 DE19813105634 DE 19813105634 DE 3105634 A DE3105634 A DE 3105634A DE 3105634 A1 DE3105634 A1 DE 3105634A1
Authority
DE
Germany
Prior art keywords
metallic
layers
magnetic recording
recording medium
substrate
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Withdrawn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
DE19813105634
Other languages
German (de)
English (en)
Inventor
Toshiaki Izumi
Minoru Tokyo Kameya
Fumio Maruta
Seitoku Saito
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.)
TDK Corp
Original Assignee
TDK Corp
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 TDK Corp filed Critical TDK Corp
Publication of DE3105634A1 publication Critical patent/DE3105634A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/66—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers
    • G11B5/674—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers having differing macroscopic or microscopic structures, e.g. differing crystalline lattices, varying atomic structures or differing roughnesses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/928—Magnetic property
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12049—Nonmetal component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12063—Nonparticulate metal component
    • Y10T428/12069—Plural nonparticulate metal components
    • Y10T428/12076—Next to each other
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12465—All metal or with adjacent metals having magnetic properties, or preformed fiber orientation coordinate with shape

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
DE19813105634 1980-03-25 1981-02-16 Magnetisches aufzeichnungsmedium Withdrawn DE3105634A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3858580A JPS56134317A (en) 1980-03-25 1980-03-25 Magnetic recording medium

Publications (1)

Publication Number Publication Date
DE3105634A1 true DE3105634A1 (de) 1981-12-03

Family

ID=12529363

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813105634 Withdrawn DE3105634A1 (de) 1980-03-25 1981-02-16 Magnetisches aufzeichnungsmedium

Country Status (5)

Country Link
US (1) US4371590A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS56134317A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3105634A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2072406A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL8100308A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57143730A (en) * 1981-03-02 1982-09-06 Fuji Photo Film Co Ltd Magnetic recording medium
JPS5819474A (ja) * 1981-07-27 1983-02-04 Victor Co Of Japan Ltd 機能性メツキ膜の製法
JPS5961013A (ja) * 1982-09-29 1984-04-07 Fuji Photo Film Co Ltd 磁気記録媒体
JPS5961014A (ja) * 1982-09-29 1984-04-07 Fuji Photo Film Co Ltd 磁気記録媒体
JPS59119531A (ja) * 1982-12-25 1984-07-10 Tdk Corp 磁気記録媒体
JPS59119532A (ja) * 1982-12-25 1984-07-10 Tdk Corp 磁気記録媒体
JPS59119534A (ja) * 1982-12-26 1984-07-10 Tdk Corp 磁気記録媒体
JPS60127527A (ja) * 1983-12-15 1985-07-08 Saiteku Kk 膜状積重磁気記録媒体およびその製造方法
US4645719A (en) * 1984-06-18 1987-02-24 Fuji Photo Film Co., Ltd. Soft magnetic thin film having uniaxial magnetic anisotropy
US4587066A (en) * 1984-07-02 1986-05-06 Polaroid Corporation Method and apparatus for forming magnetic recording media
US5153044A (en) * 1987-02-25 1992-10-06 Komag, Inc. Magnetic disk for longitudinal recording comprising an amorphous intermediate layer
JPH01205716A (ja) * 1988-02-12 1989-08-18 Matsushita Electric Ind Co Ltd 磁気記録媒体
JP2728498B2 (ja) * 1988-05-27 1998-03-18 株式会社日立製作所 磁気記録媒体
JPH02141919A (ja) * 1988-11-22 1990-05-31 Matsushita Electric Ind Co Ltd 磁気記録媒体
JP2848833B2 (ja) * 1988-12-02 1999-01-20 ティーディーケイ株式会社 磁気記録媒体
KR940001015B1 (ko) * 1989-08-30 1994-02-08 마쯔시다덴기산교 가부시기가이샤 자기기록매체
US5181939A (en) * 1989-12-20 1993-01-26 Charles Neff Article and a method for producing an article having a high friction surface
JP2897840B2 (ja) * 1990-05-10 1999-05-31 ティーディーケイ株式会社 磁気記録媒体
US5202149A (en) * 1990-07-25 1993-04-13 Matsushita Electric Industrial Co., Ltd. Method for making a magnetic recording medium
US5906880A (en) * 1990-11-30 1999-05-25 Sony Corporation Magnetic recording medium
JP2840467B2 (ja) * 1991-02-07 1998-12-24 キヤノン株式会社 磁気記録及び再生方法
JPH05101365A (ja) * 1991-03-22 1993-04-23 Tdk Corp 垂直磁気記録媒体およびその製造方法
JP2700043B2 (ja) * 1991-04-16 1998-01-19 沖電気工業株式会社 磁気記録媒体
JPH06111267A (ja) * 1992-09-30 1994-04-22 Kao Corp 磁気記録媒体
JPH06139541A (ja) * 1992-10-26 1994-05-20 Kao Corp 磁気記録媒体
JP2743313B2 (ja) * 1995-01-25 1998-04-22 花王株式会社 磁気記録媒体
US5876860A (en) * 1997-12-09 1999-03-02 N.V. Interturbine Thermal barrier coating ceramic structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3117065A (en) * 1959-09-02 1964-01-07 Magnetic Film And Tape Company Method and apparatus for making magnetic recording tape
US3342633A (en) * 1964-08-05 1967-09-19 Ibm Magnetic coating
JPS5162704A (en) * 1974-10-29 1976-05-31 Fuji Photo Film Co Ltd Jikikirokutaino seizoho
US4153920A (en) * 1975-08-23 1979-05-08 Fuji Photo Film Co., Ltd. Recording method employing a magnetic recording medium
JPS54141608A (en) * 1978-04-26 1979-11-05 Matsushita Electric Ind Co Ltd Magnetic recording medium

Also Published As

Publication number Publication date
NL8100308A (nl) 1981-10-16
JPS56134317A (en) 1981-10-21
US4371590A (en) 1983-02-01
GB2072406A (en) 1981-09-30
JPS6321254B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-05-06

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee