JP2002074756A5 - - Google Patents
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- Publication number
- JP2002074756A5 JP2002074756A5 JP2000263827A JP2000263827A JP2002074756A5 JP 2002074756 A5 JP2002074756 A5 JP 2002074756A5 JP 2000263827 A JP2000263827 A JP 2000263827A JP 2000263827 A JP2000263827 A JP 2000263827A JP 2002074756 A5 JP2002074756 A5 JP 2002074756A5
- Authority
- JP
- Japan
- Prior art keywords
- molding
- disc
- thickness
- molded body
- mold
- 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.)
- Pending
Links
- 238000000465 moulding Methods 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000000463 material Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Images
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000263827A JP2002074756A (ja) | 2000-08-31 | 2000-08-31 | 光ディスク、その製造方法及びディスク成形体成形用金型 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000263827A JP2002074756A (ja) | 2000-08-31 | 2000-08-31 | 光ディスク、その製造方法及びディスク成形体成形用金型 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002074756A JP2002074756A (ja) | 2002-03-15 |
| JP2002074756A5 true JP2002074756A5 (enExample) | 2005-09-02 |
Family
ID=18751322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000263827A Pending JP2002074756A (ja) | 2000-08-31 | 2000-08-31 | 光ディスク、その製造方法及びディスク成形体成形用金型 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002074756A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009130760A1 (ja) * | 2008-04-22 | 2009-10-29 | 住友重機械工業株式会社 | ディスク成形用金型、金型用スペーサ、ディスク基板及びその成形方法 |
| JP2010244625A (ja) * | 2009-04-07 | 2010-10-28 | Taiyo Yuden Co Ltd | 多層型光情報記録媒体 |
| US10950269B2 (en) | 2017-07-25 | 2021-03-16 | Sony Corporation | Optical recording medium and method for manufacturing the same |
-
2000
- 2000-08-31 JP JP2000263827A patent/JP2002074756A/ja active Pending
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