KR100638230B1 - 자기 기록 매체, 그 제조 방법, 및 자기 기억 장치 - Google Patents

자기 기록 매체, 그 제조 방법, 및 자기 기억 장치 Download PDF

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Publication number
KR100638230B1
KR100638230B1 KR1020050009436A KR20050009436A KR100638230B1 KR 100638230 B1 KR100638230 B1 KR 100638230B1 KR 1020050009436 A KR1020050009436 A KR 1020050009436A KR 20050009436 A KR20050009436 A KR 20050009436A KR 100638230 B1 KR100638230 B1 KR 100638230B1
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KR
South Korea
Prior art keywords
layer
magnetic
base layer
recording medium
magnetic recording
Prior art date
Application number
KR1020050009436A
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English (en)
Korean (ko)
Other versions
KR20050078652A (ko
Inventor
무라오레이코
스즈키마사야
Original Assignee
후지쯔 가부시끼가이샤
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 후지쯔 가부시끼가이샤 filed Critical 후지쯔 가부시끼가이샤
Publication of KR20050078652A publication Critical patent/KR20050078652A/ko
Application granted granted Critical
Publication of KR100638230B1 publication Critical patent/KR100638230B1/ko

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    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8404—Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
    • 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
    • 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
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
    • G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/002—Antiferromagnetic thin films, i.e. films exhibiting a Néel transition temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • 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
    • Y10S428/90—Magnetic feature

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
KR1020050009436A 2004-02-02 2005-02-02 자기 기록 매체, 그 제조 방법, 및 자기 기억 장치 KR100638230B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JPJP-P-2004-00025562 2004-02-02
JP2004025562 2004-02-02
JPJP-P-2005-00013533 2005-01-21
JP2005013533A JP2005251373A (ja) 2004-02-02 2005-01-21 磁気記録媒体、その製造方法、および磁気記憶装置

Publications (2)

Publication Number Publication Date
KR20050078652A KR20050078652A (ko) 2005-08-05
KR100638230B1 true KR100638230B1 (ko) 2006-10-25

Family

ID=34889310

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020050009436A KR100638230B1 (ko) 2004-02-02 2005-02-02 자기 기록 매체, 그 제조 방법, 및 자기 기억 장치

Country Status (4)

Country Link
JP (1) JP2005251373A (zh)
KR (1) KR100638230B1 (zh)
CN (1) CN1331116C (zh)
SG (1) SG113615A1 (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007272949A (ja) * 2006-03-30 2007-10-18 Hoya Corp 磁気ディスク
JP5524464B2 (ja) * 2008-10-06 2014-06-18 ダブリュディ・メディア・シンガポール・プライベートリミテッド 垂直磁気記録媒体
KR101746615B1 (ko) 2010-07-22 2017-06-14 삼성전자 주식회사 자기 메모리 소자 및 이를 포함하는 메모리 카드 및 시스템
JP2013246856A (ja) * 2012-05-28 2013-12-09 Showa Denko Kk 磁気記録媒体及び磁気記憶装置
KR101661275B1 (ko) * 2014-04-18 2016-09-29 한양대학교 산학협력단 메모리 소자
US10529367B2 (en) * 2014-11-18 2020-01-07 Sony Corporation Magnetic recording medium
US9818442B2 (en) * 2014-12-01 2017-11-14 WD Media, LLC Magnetic media having improved magnetic grain size distribution and intergranular segregation
KR102465539B1 (ko) * 2015-09-18 2022-11-11 삼성전자주식회사 자기 터널 접합 구조체를 포함하는 반도체 소자 및 그의 형성 방법
JP6745759B2 (ja) * 2017-06-09 2020-08-26 富士フイルム株式会社 磁気記録媒体
US20210343936A1 (en) * 2018-08-23 2021-11-04 Everspin Technologies, Inc. Magnetoresistive stack device fabrication methods
JP2020167365A (ja) * 2019-03-28 2020-10-08 Ｄｏｗａエレクトロニクス株式会社 置換型ε酸化鉄磁性粒子粉、置換型ε酸化鉄磁性粒子粉の製造方法、圧粉体、圧粉体の製造方法および電波吸収体

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6459627A (en) * 1987-08-31 1989-03-07 Hitachi Maxell Production of magnetic recording medium
CA2062154C (en) * 1991-05-14 1997-01-21 David Alvoid Edmonson Underlayer doping in thin film magnetic recording media
JP2989820B2 (ja) * 1999-01-08 1999-12-13 ホーヤ株式会社 磁気記録媒体及びその製造方法
US6537684B1 (en) * 2000-08-04 2003-03-25 International Business Machines Corporation Antiferromagnetically coupled magnetic recording media with boron-free first ferromagnetic film as nucleation layer
JP2003162813A (ja) * 2001-11-28 2003-06-06 Hitachi Ltd 磁気記録媒体および磁気記憶装置

Also Published As

Publication number Publication date
CN1331116C (zh) 2007-08-08
CN1652214A (zh) 2005-08-10
JP2005251373A (ja) 2005-09-15
KR20050078652A (ko) 2005-08-05
SG113615A1 (en) 2005-08-29

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