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MY138888A - Magnetic recording medium and magnetic recording and reproducing device. - Google Patents

Magnetic recording medium and magnetic recording and reproducing device.

Info

Publication number
MY138888A
MY138888A MYPI20003224A MYPI20003224A MY138888A MY 138888 A MY138888 A MY 138888A MY PI20003224 A MYPI20003224 A MY PI20003224A MY PI20003224 A MYPI20003224 A MY PI20003224A MY 138888 A MY138888 A MY 138888A
Authority
MY
Malaysia
Prior art keywords
magnetic recording
film
recording medium
reproducing device
undercoat
Prior art date
Application number
MYPI20003224A
Inventor
Kenji Shimizu
Akira Itoh
Hiroshi Sakai
Original Assignee
Showa Denko Kk
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 Showa Denko Kk filed Critical Showa Denko Kk
Publication of MY138888A publication Critical patent/MY138888A/en

Links

Landscapes

  • Magnetic Record Carriers (AREA)
  • Chemical Vapour Deposition (AREA)
  • Thin Magnetic Films (AREA)
  • Physical Vapour Deposition (AREA)

Abstract

THE PRESENT INVENTION PROVIDES A MAGNETIC RECORDING MEDIUM HAVING EXCELENT NOISE CHARACTERIZED. A FIRST UNDERCOAT FILM, A SECOND UNDERCOAT FILM, AND A NON-MAGNETIC INTERMEDIATE FILM ARE SUCESSIVELY FORMED ON A SUBSTRATE, AND A PERPENDICULAR MAGNETIZATION FILM IS FORMED ON THE FILM, SUCH THAT EASY MAGNETIZATION AXES OF FILM ARE ORIENTED PERPENDICULARLY WITH RESPECT TO THE SUBSTRATE AND THE FIRST UNDERCOAT FILM INCLUDES A MATERIAL OF B2 STRUCTURE.
MYPI20003224A 1999-07-16 2000-07-13 Magnetic recording medium and magnetic recording and reproducing device. MY138888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20394799 1999-07-16

Publications (1)

Publication Number Publication Date
MY138888A true MY138888A (en) 2009-08-28

Family

ID=16482321

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20003224A MY138888A (en) 1999-07-16 2000-07-13 Magnetic recording medium and magnetic recording and reproducing device.

Country Status (3)

Country Link
JP (1) JP3588039B2 (en)
MY (1) MY138888A (en)
SG (1) SG86421A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4757400B2 (en) * 2001-05-09 2011-08-24 昭和電工株式会社 Perpendicular magnetic recording medium and magnetic recording / reproducing apparatus
JP4127775B2 (en) * 2002-07-12 2008-07-30 昭和電工株式会社 Magnetic recording medium, manufacturing method thereof, and magnetic recording / reproducing apparatus
JP2006155865A (en) 2004-10-29 2006-06-15 Ken Takahashi Perpendicular magnetic recording medium and perpendicular magnetic recording / reproducing apparatus
WO2006107068A1 (en) 2005-03-30 2006-10-12 Tohoku University Perpendicular magnetic recording medium, and perpendicular magnetic recording and reproducing apparatus
JP2008192249A (en) * 2007-02-06 2008-08-21 Showa Denko Kk Vertical magnetic recording medium, method for manufacturing the same, and magnetic recording and reproducing device
WO2008133060A1 (en) 2007-04-13 2008-11-06 Fuji Electric Device Technology Co., Ltd. Perpendicular magnetic recording medium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2613956B2 (en) * 1990-04-27 1997-05-28 学校法人早稲田大学 Magnetic recording medium and method of manufacturing the same
JP3273374B2 (en) * 1990-12-21 2002-04-08 株式会社アルバック Magnetic recording medium
JPH04368611A (en) * 1991-06-17 1992-12-21 Hitachi Ltd In-plane magnetic recording media and magnetic storage devices
JPH05325163A (en) * 1992-05-18 1993-12-10 Nippon Sheet Glass Co Ltd Magnetic recording medium
US5536585A (en) * 1993-03-10 1996-07-16 Hitachi, Ltd. Magnetic recording medium and fabrication method therefor
JPH0721544A (en) * 1993-07-07 1995-01-24 Hitachi Ltd Magnetic recording medium and manufacturing method thereof
JPH08138228A (en) * 1994-11-11 1996-05-31 Hitachi Ltd Magnetic recording medium, method of manufacturing magnetic recording medium, and magnetic recording device

Also Published As

Publication number Publication date
SG86421A1 (en) 2002-02-19
JP3588039B2 (en) 2004-11-10
JP2001093139A (en) 2001-04-06

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