SG11201502573SA - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
SG11201502573SA
SG11201502573SA SG11201502573SA SG11201502573SA SG11201502573SA SG 11201502573S A SG11201502573S A SG 11201502573SA SG 11201502573S A SG11201502573S A SG 11201502573SA SG 11201502573S A SG11201502573S A SG 11201502573SA SG 11201502573S A SG11201502573S A SG 11201502573SA
Authority
SG
Singapore
Prior art keywords
recording medium
magnetic recording
magnetic
medium
recording
Prior art date
Application number
SG11201502573SA
Other languages
English (en)
Inventor
Shinji Uchida
Original Assignee
Fuji Electric Co Ltd
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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Publication of SG11201502573SA publication Critical patent/SG11201502573SA/en

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
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/7368—Non-polymeric layer under the lowermost magnetic recording layer
    • G11B5/7369—Two or more non-magnetic underlayers, e.g. seed layers or barrier layers
    • G11B5/737—Physical structure of underlayer, e.g. texture
    • 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
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/657—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing inorganic, non-oxide compound of Si, N, P, B, H or C, e.g. in metal alloy or compound
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
SG11201502573SA 2012-10-10 2013-08-21 Magnetic recording medium SG11201502573SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012225308 2012-10-10
PCT/JP2013/004953 WO2014057600A1 (ja) 2012-10-10 2013-08-21 磁気記録媒体

Publications (1)

Publication Number Publication Date
SG11201502573SA true SG11201502573SA (en) 2015-05-28

Family

ID=50477084

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201502573SA SG11201502573SA (en) 2012-10-10 2013-08-21 Magnetic recording medium

Country Status (6)

Country Link
US (1) US9911445B2 (zh)
JP (1) JP6112117B2 (zh)
CN (1) CN104685566B (zh)
MY (1) MY176000A (zh)
SG (1) SG11201502573SA (zh)
WO (1) WO2014057600A1 (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104685566B (zh) * 2012-10-10 2017-11-28 富士电机株式会社 磁记录介质
JP6317896B2 (ja) * 2013-07-26 2018-04-25 昭和電工株式会社 磁気記録媒体および磁気記憶装置
US9799362B1 (en) * 2015-05-29 2017-10-24 Seagate Technology Llc Three dimensional data storage medium with a tuned recording layer
JP6447739B2 (ja) 2015-09-17 2019-01-09 富士電機株式会社 垂直磁気記録媒体
JP2017224371A (ja) * 2016-06-15 2017-12-21 昭和電工株式会社 磁気記録媒体及び磁気記憶装置
JP6767256B2 (ja) * 2016-12-21 2020-10-14 昭和電工株式会社 磁気記録媒体の製造方法
WO2018163658A1 (ja) * 2017-03-10 2018-09-13 富士電機株式会社 磁気記録媒体
CN107134341B (zh) * 2017-04-21 2018-11-27 东北大学 一种垂直取向强磁性介质薄膜及其制备方法
SG11202009585QA (en) * 2018-03-28 2020-10-29 Jx Nippon Mining & Metals Corp Perpendicular magnetic recording medium
JP7244721B2 (ja) * 2019-04-09 2023-03-23 株式会社レゾナック 磁気記録媒体および磁気記憶装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08147665A (ja) 1994-11-11 1996-06-07 Hitachi Ltd 磁気記録媒体及びこれを用いた磁気記憶装置
JP2000322726A (ja) * 1999-05-12 2000-11-24 Fuji Electric Co Ltd 磁気記録媒体，その製造方法及び磁気記録装置
JP3434476B2 (ja) 1999-09-29 2003-08-11 秋田県 高密度情報記録媒体及びその媒体の製造方法
KR100470151B1 (ko) 2002-10-29 2005-02-05 한국과학기술원 ＦｅＰｔＣ 박막을 이용한 고밀도 자기기록매체 및 그제조방법
JP4207769B2 (ja) * 2002-12-20 2009-01-14 富士電機デバイステクノロジー株式会社 垂直磁気記録媒体およびその製造方法
SG121841A1 (en) 2002-12-20 2006-05-26 Fuji Elec Device Tech Co Ltd Perpendicular magnetic recording medium and a method for manufacturing the same
JP3987532B2 (ja) 2003-02-20 2007-10-10 富士通株式会社 垂直磁気記録媒体
JP5137087B2 (ja) 2006-09-08 2013-02-06 エイジェンシー フォア サイエンス テクノロジー アンド リサーチ Ｌ１ｏ規則垂直記録媒体の製造方法
US8021769B2 (en) * 2007-05-22 2011-09-20 Hitachi Global Storage Technologies Netherlands B.V. Patterned perpendicular magnetic recording medium with exchange coupled recording layer structure and magnetic recording system using the medium
JP4621899B2 (ja) 2007-09-26 2011-01-26 独立行政法人物質・材料研究機構 磁気媒体
US7829208B2 (en) * 2007-11-29 2010-11-09 Seagate Technology Llc Chromium nitride layer for magnetic recording medium
JP5145437B2 (ja) * 2011-03-02 2013-02-20 株式会社日立製作所 磁気記録媒体
US9245563B2 (en) 2011-05-17 2016-01-26 Showa Denko K.K. Magnetic medium with an orientation control layer
MY178275A (en) * 2012-09-27 2020-10-07 Seagate Technology Llc Magnetic stack including tin-x intermediate layer
CN104685566B (zh) * 2012-10-10 2017-11-28 富士电机株式会社 磁记录介质

Also Published As

Publication number Publication date
CN104685566A (zh) 2015-06-03
US9911445B2 (en) 2018-03-06
JPWO2014057600A1 (ja) 2016-08-25
CN104685566B (zh) 2017-11-28
US20150213823A1 (en) 2015-07-30
JP6112117B2 (ja) 2017-04-12
MY176000A (en) 2020-07-21
WO2014057600A1 (ja) 2014-04-17

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