JP2020184400A5 - - Google Patents
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- Publication number
- JP2020184400A5 JP2020184400A5 JP2020104582A JP2020104582A JP2020184400A5 JP 2020184400 A5 JP2020184400 A5 JP 2020184400A5 JP 2020104582 A JP2020104582 A JP 2020104582A JP 2020104582 A JP2020104582 A JP 2020104582A JP 2020184400 A5 JP2020184400 A5 JP 2020184400A5
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- magnetic recording
- magnetic
- medium according
- layer
- 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.)
- Granted
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- 239000006247 magnetic powder Substances 0.000 claims description 18
- 239000011230 binding agent Substances 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 4
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910000859 α-Fe Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910000704 hexaferrum Inorganic materials 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 229920001225 polyester resin Polymers 0.000 claims description 2
- 239000004645 polyester resin Substances 0.000 claims description 2
- 229910052712 strontium Inorganic materials 0.000 claims description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 2
- 230000003746 surface roughness Effects 0.000 claims description 2
- 229920005749 polyurethane resin Polymers 0.000 claims 2
- 239000004814 polyurethane Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020104582A JP6885495B2 (ja) | 2020-06-17 | 2020-06-17 | 磁気記録媒体 |
| JP2021070256A JP7226467B2 (ja) | 2020-06-17 | 2021-04-19 | 磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020104582A JP6885495B2 (ja) | 2020-06-17 | 2020-06-17 | 磁気記録媒体 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019169036A Division JP6733794B1 (ja) | 2019-09-18 | 2019-09-18 | 磁気記録媒体 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021070256A Division JP7226467B2 (ja) | 2020-06-17 | 2021-04-19 | 磁気記録媒体 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020184400A JP2020184400A (ja) | 2020-11-12 |
| JP2020184400A5 true JP2020184400A5 (enrdf_load_stackoverflow) | 2021-05-06 |
| JP6885495B2 JP6885495B2 (ja) | 2021-06-16 |
Family
ID=73045215
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020104582A Active JP6885495B2 (ja) | 2020-06-17 | 2020-06-17 | 磁気記録媒体 |
| JP2021070256A Active JP7226467B2 (ja) | 2020-06-17 | 2021-04-19 | 磁気記録媒体 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021070256A Active JP7226467B2 (ja) | 2020-06-17 | 2021-04-19 | 磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (2) | JP6885495B2 (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022211020A1 (ja) * | 2021-03-31 | 2022-10-06 | ソニーグループ株式会社 | 磁気記録媒体およびカートリッジ |
| JP7702324B2 (ja) * | 2021-09-29 | 2025-07-03 | 富士フイルム株式会社 | 磁気テープ、磁気テープカートリッジおよび磁気テープ装置 |
| JPWO2024070719A1 (enrdf_load_stackoverflow) * | 2022-09-29 | 2024-04-04 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03185623A (ja) * | 1989-12-13 | 1991-08-13 | Matsushita Electric Ind Co Ltd | 蒸着磁気記録媒体 |
| JPH04255910A (ja) * | 1991-02-08 | 1992-09-10 | Matsushita Electric Ind Co Ltd | 磁気記録テープ |
| JP2005199724A (ja) * | 2000-12-05 | 2005-07-28 | Teijin Ltd | 二軸配向積層ポリエステルフィルムおよび磁気記録媒体 |
| JP3706947B2 (ja) * | 2001-03-12 | 2005-10-19 | 日立マクセル株式会社 | 磁気テープカートリッジ |
| JP2005276258A (ja) * | 2004-03-23 | 2005-10-06 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| JP2005346865A (ja) * | 2004-06-04 | 2005-12-15 | Toray Ind Inc | 磁気記録媒体 |
| JP2007250078A (ja) * | 2006-03-15 | 2007-09-27 | Fujifilm Corp | 磁気記録媒体 |
| JP2007294079A (ja) * | 2006-03-29 | 2007-11-08 | Fujifilm Corp | 磁気テープ |
| JP2007287215A (ja) * | 2006-04-14 | 2007-11-01 | Toray Ind Inc | 磁気記録媒体用支持体および磁気記録媒体 |
| JP2009087471A (ja) * | 2007-09-28 | 2009-04-23 | Fujifilm Corp | 磁気記録媒体 |
| JP2008159259A (ja) * | 2008-02-13 | 2008-07-10 | Hitachi Maxell Ltd | 磁気記録媒体 |
| JP6565908B2 (ja) * | 2014-06-24 | 2019-08-28 | ソニー株式会社 | 磁気記録媒体 |
| JP6465823B2 (ja) * | 2016-02-03 | 2019-02-06 | 富士フイルム株式会社 | 磁気テープおよびその製造方法 |
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2020
- 2020-06-17 JP JP2020104582A patent/JP6885495B2/ja active Active
-
2021
- 2021-04-19 JP JP2021070256A patent/JP7226467B2/ja active Active