JP2021047978A5 - - Google Patents
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- Publication number
- JP2021047978A5 JP2021047978A5 JP2020181397A JP2020181397A JP2021047978A5 JP 2021047978 A5 JP2021047978 A5 JP 2021047978A5 JP 2020181397 A JP2020181397 A JP 2020181397A JP 2020181397 A JP2020181397 A JP 2020181397A JP 2021047978 A5 JP2021047978 A5 JP 2021047978A5
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- recording medium
- magnetic recording
- medium according
- magnetic 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
Links
- 230000005291 magnetic effect Effects 0.000 claims 24
- 230000002378 acidificating effect Effects 0.000 claims 3
- 229910052809 inorganic oxide Inorganic materials 0.000 claims 3
- 239000002245 particle Substances 0.000 claims 2
- 239000000843 powder Substances 0.000 claims 2
- 239000011230 binding agent Substances 0.000 claims 1
- 239000011246 composite particle Substances 0.000 claims 1
- 230000005294 ferromagnetic effect Effects 0.000 claims 1
- 239000006247 magnetic powder Substances 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 125000000542 sulfonic acid group Chemical group 0.000 claims 1
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020181397A JP7358322B2 (ja) | 2020-07-17 | 2020-10-29 | 磁気記録媒体および磁気記録再生装置 |
| JP2023165486A JP7473732B2 (ja) | 2020-07-17 | 2023-09-27 | 磁気記録媒体および磁気記録再生装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020122792A JP6909908B2 (ja) | 2019-09-17 | 2020-07-17 | 磁気記録媒体および磁気記録再生装置 |
| JP2020181397A JP7358322B2 (ja) | 2020-07-17 | 2020-10-29 | 磁気記録媒体および磁気記録再生装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020122792A Division JP6909908B2 (ja) | 2019-09-17 | 2020-07-17 | 磁気記録媒体および磁気記録再生装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023165486A Division JP7473732B2 (ja) | 2020-07-17 | 2023-09-27 | 磁気記録媒体および磁気記録再生装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021047978A JP2021047978A (ja) | 2021-03-25 |
| JP2021047978A5 true JP2021047978A5 (enExample) | 2022-09-22 |
| JP7358322B2 JP7358322B2 (ja) | 2023-10-10 |
Family
ID=88242030
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020181397A Active JP7358322B2 (ja) | 2020-07-17 | 2020-10-29 | 磁気記録媒体および磁気記録再生装置 |
| JP2023165486A Active JP7473732B2 (ja) | 2020-07-17 | 2023-09-27 | 磁気記録媒体および磁気記録再生装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023165486A Active JP7473732B2 (ja) | 2020-07-17 | 2023-09-27 | 磁気記録媒体および磁気記録再生装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (2) | JP7358322B2 (enExample) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5530835B2 (ja) * | 2010-07-02 | 2014-06-25 | 富士フイルム株式会社 | 磁気記録媒体およびその製造方法 |
| JP5204249B2 (ja) * | 2011-01-27 | 2013-06-05 | 富士フイルム株式会社 | 磁気テープ |
| JP6691512B2 (ja) * | 2017-06-23 | 2020-04-28 | 富士フイルム株式会社 | 磁気記録媒体 |
| JP6691511B2 (ja) * | 2017-06-23 | 2020-04-28 | 富士フイルム株式会社 | 磁気記録媒体 |
| JP6691514B2 (ja) * | 2017-06-23 | 2020-04-28 | 富士フイルム株式会社 | 磁気テープ |
| JP6691513B2 (ja) * | 2017-06-23 | 2020-04-28 | 富士フイルム株式会社 | 磁気テープ |
-
2020
- 2020-10-29 JP JP2020181397A patent/JP7358322B2/ja active Active
-
2023
- 2023-09-27 JP JP2023165486A patent/JP7473732B2/ja active Active
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