JPH04226318A - ディスク基板成型用金型 - Google Patents
ディスク基板成型用金型Info
- Publication number
- JPH04226318A JPH04226318A JP10744691A JP10744691A JPH04226318A JP H04226318 A JPH04226318 A JP H04226318A JP 10744691 A JP10744691 A JP 10744691A JP 10744691 A JP10744691 A JP 10744691A JP H04226318 A JPH04226318 A JP H04226318A
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- mold
- reflective film
- stamper
- film
- 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
- 238000000465 moulding Methods 0.000 title claims description 12
- 230000002093 peripheral effect Effects 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims description 55
- 208000035187 Ring chromosome 14 syndrome Diseases 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 18
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000005855 radiation Effects 0.000 description 4
- 239000004925 Acrylic resin Substances 0.000 description 3
- 229920000178 Acrylic resin Polymers 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005323 electroforming Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- 238000000748 compression moulding Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000015654 memory Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
- B29C2045/2648—Outer peripheral ring constructions
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10744691A JPH04226318A (ja) | 1991-05-13 | 1991-05-13 | ディスク基板成型用金型 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10744691A JPH04226318A (ja) | 1991-05-13 | 1991-05-13 | ディスク基板成型用金型 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58187338A Division JPS6079540A (ja) | 1983-10-06 | 1983-10-06 | 光学式記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04226318A true JPH04226318A (ja) | 1992-08-17 |
| JPH0534133B2 JPH0534133B2 (enExample) | 1993-05-21 |
Family
ID=14459359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10744691A Granted JPH04226318A (ja) | 1991-05-13 | 1991-05-13 | ディスク基板成型用金型 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04226318A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2159033A1 (en) | 2008-08-27 | 2010-03-03 | Sumitomo Heavy Industries, LTD. | Disk molding mold, outer peripheral ring, disk substrate, and method of molding disk substrate |
-
1991
- 1991-05-13 JP JP10744691A patent/JPH04226318A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2159033A1 (en) | 2008-08-27 | 2010-03-03 | Sumitomo Heavy Industries, LTD. | Disk molding mold, outer peripheral ring, disk substrate, and method of molding disk substrate |
| JP2010052230A (ja) * | 2008-08-27 | 2010-03-11 | Mitsubishi Kagaku Media Co Ltd | ディスク成形用金型、外周リング、ディスク基板及びその成形方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0534133B2 (enExample) | 1993-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS61242832A (ja) | 光学的記録デイスクの製作方法 | |
| US6404730B2 (en) | Optical disk having a groove and a projection for combining two disk members | |
| JP2002170279A (ja) | 光学記録媒体およびその製造方法、ならびに射出成形装置 | |
| JPS6079540A (ja) | 光学式記録媒体 | |
| JP2001167472A (ja) | 光ディスク及びその製造方法 | |
| JPH04226318A (ja) | ディスク基板成型用金型 | |
| US6815029B2 (en) | Stamper, mold system, recording medium substrate, recording medium, optical disc substrate, optical disc, and method for producing stamper | |
| JP3908478B2 (ja) | 凸部を有する光ディスク | |
| US20040265751A1 (en) | Method of manufacturing a stamper, master plate, support structure and use of such a stamper | |
| KR890001846Y1 (ko) | 광학식 기록매체 | |
| JP2000251335A (ja) | 光情報記録媒体製造方法 | |
| JPH08180475A (ja) | 光記録媒体用スタンパーの製造方法 | |
| JP2001338445A (ja) | スタンパ製造方法、光記録媒体製造方法及び支持板 | |
| JP2003242680A (ja) | ディスク状光記録媒体 | |
| US20040265753A1 (en) | Manufacturing method of cover layer of optical information storage media | |
| KR100922428B1 (ko) | 광디스크 스핀코팅용 장치 및 이를 이용한 광디스크제조방법 | |
| JPH04341944A (ja) | 光ディスクの製造方法 | |
| JP2001047471A (ja) | ディスク基板の成形装置及びディスク状記録媒体 | |
| JPH02123536A (ja) | 光ディスク用スタンパの製造方法 | |
| JPH03192544A (ja) | 光ディスク | |
| US20030151150A1 (en) | Method for manufacturing disc-shaped optical recording medium | |
| JPH04162224A (ja) | 光ディスク | |
| JPH01277347A (ja) | スタンパの製造方法 | |
| JPS62232733A (ja) | スタンパの製造方法 | |
| JPH05307768A (ja) | 光ディスク |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term | ||
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
| R370 | Written measure of declining of transfer procedure |
Free format text: JAPANESE INTERMEDIATE CODE: R370 |