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1. WO2017195866 - MAGNETIC RECORDING MEDIUM, LAMINATED BODY, AND FLEXIBLE DEVICE

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Publication Number WO/2017/195866
Publication Date 16.11.2017
International Application No. PCT/JP2017/017888
International Filing Date 11.05.2017
IPC
G11B 5/738 2006.01
GPHYSICS
11INFORMATION STORAGE
BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
62Record carriers characterised by the selection of the material
73Base layers
738characterised by the intermediate layer
B32B 7/02 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
7Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
02Physical, chemical or physicochemical properties
G11B 5/735 2006.01
GPHYSICS
11INFORMATION STORAGE
BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
62Record carriers characterised by the selection of the material
73Base layers
735characterised by the back layer
G11B 5/78 2006.01
GPHYSICS
11INFORMATION STORAGE
BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
74Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
78Tape carriers
CPC
B32B 2307/734
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2307Properties of the layers or laminate
70Other properties
732Dimensional properties
734Dimensional stability
B32B 7/02
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
7Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
02Physical, chemical or physicochemical properties
G11B 5/735
GPHYSICS
11INFORMATION STORAGE
BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
62Record carriers characterised by the selection of the material
73Base 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
735characterised by the back layer
G11B 5/7368
GPHYSICS
11INFORMATION STORAGE
BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
62Record carriers characterised by the selection of the material
73Base 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
7368Non-polymeric layer under the lowermost magnetic recording layer
G11B 5/7369
GPHYSICS
11INFORMATION STORAGE
BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
62Record carriers characterised by the selection of the material
73Base 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
7368Non-polymeric layer under the lowermost magnetic recording layer
7369Two or more non-magnetic underlayers, e.g. seed layers or barrier layers
G11B 5/78
GPHYSICS
11INFORMATION STORAGE
BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
74Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
78Tape carriers
Applicants
  • ソニー株式会社 SONY CORPORATION [JP]/[JP]
Inventors
  • 中塩　栄治 NAKASHIO, Eiji
  • 秋元　佑太 AKIMOTO, Yuta
  • 佐藤　友恵 SATO, Tomoe
  • 印牧　洋一 KANEMAKI, Yoichi
  • 佐々木　信幸 SASAKI, Nobuyuki
  • 寺川　潤 TERAKAWA, Masaru
  • 橋本　和也 HASHIMOTO, Kazuya
  • 前嶋　克紀 MAESHIMA, Katsunori
  • 山鹿　実 YAMAGA, Minoru
  • 照井　輝 TERUI, Hikaru
  • 小林　弘幸 KOBAYASHI, Hiroyuki
Agents
  • 杉浦　正知 SUGIURA, Masatomo
  • 杉浦　拓真 SUGIURA, Takuma
Priority Data
2016-09533411.05.2016JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) MAGNETIC RECORDING MEDIUM, LAMINATED BODY, AND FLEXIBLE DEVICE
(FR) SUPPORT D'ENREGISTREMENT MAGNÉTIQUE, CORPS STRATIFIÉ ET DISPOSITIF FLEXIBLE
(JA) 磁気記録媒体、積層体およびフレキシブルデバイス
front page image
Abstract
(EN)
A first embodiment of this magnetic recording medium comprises an elongated substrate that has a first surface and a second surface, a first strengthening layer that is provided on the first surface, a second strengthening layer that is provided on the second surface, an adhesion suppression layer that is provided on the second strengthening layer, and a recording layer that is provided on the first strengthening layer or the adhesion suppression layer.
(FR)
La présente invention porte, dans un premier mode de réalisation, sur un support d'enregistrement magnétique qui comprend un substrat allongé qui comporte une première surface et une seconde surface, une première couche de renforcement qui est disposée sur la première surface, une seconde couche de renforcement qui est disposée sur la seconde surface, une couche de suppression d'adhérence qui est disposée sur la seconde couche de renforcement, et une couche d'enregistrement qui est disposée sur la première couche de renforcement ou sur la couche de suppression d'adhérence.
(JA)
磁気記録媒体は、第１の技術は、第１面および第２面を有する長尺状の基体と、第１面上に設けられた第１強化層と、第２面上に設けられた第２強化層と、第２強化層上に設けられた凝着抑制層と、第１強化層または凝着抑制層上に設けられた記録層とを備える。
Also published as
US20190143637
JPWO2017195866
DE112017002416
Latest bibliographic data on file with the International Bureau
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