GB1326767A - Method of making duplicates of optical or sound recordings - Google Patents
Method of making duplicates of optical or sound recordingsInfo
- Publication number
- GB1326767A GB1326767A GB4507070A GB4507070A GB1326767A GB 1326767 A GB1326767 A GB 1326767A GB 4507070 A GB4507070 A GB 4507070A GB 4507070 A GB4507070 A GB 4507070A GB 1326767 A GB1326767 A GB 1326767A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electro
- sept
- plastics material
- relief pattern
- optical
- 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.)
- Expired
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 230000003287 optical effect Effects 0.000 title 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 5
- 229910052759 nickel Inorganic materials 0.000 abstract 3
- 239000000463 material Substances 0.000 abstract 2
- 239000004033 plastic Substances 0.000 abstract 2
- 229920003023 plastic Polymers 0.000 abstract 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 abstract 2
- 230000003213 activating effect Effects 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- 239000008139 complexing agent Substances 0.000 abstract 1
- 238000000151 deposition Methods 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 238000004070 electrodeposition Methods 0.000 abstract 1
- 238000005323 electroforming Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000012286 potassium permanganate Substances 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 230000001235 sensitizing effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/80—Television signal recording using electrostatic recording
- H04N5/82—Television signal recording using electrostatic recording using deformable thermoplastic recording medium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C3/00—Reproduction or duplicating of printing formes
- B41C3/08—Electrotyping; Application of backing layers thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1603—Process or apparatus coating on selected surface areas
- C23C18/1605—Process or apparatus coating on selected surface areas by masking
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
- G03G5/02—Charge-receiving layers
- G03G5/022—Layers for surface-deformation imaging, e.g. frost imaging
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Chemically Coating (AREA)
- Holo Graphy (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Electroplating Methods And Accessories (AREA)
- Manufacturing Optical Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US86201969A | 1969-09-29 | 1969-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1326767A true GB1326767A (en) | 1973-08-15 |
Family
ID=25337416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4507070A Expired GB1326767A (en) | 1969-09-29 | 1970-09-22 | Method of making duplicates of optical or sound recordings |
Country Status (12)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2531902A1 (fr) * | 1982-05-28 | 1984-02-24 | Rca Corp | Perfectionnements apportes a la fabrication d'une matrice servant au moulage de disques capacitifs electroniques |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313580B2 (enrdf_load_stackoverflow) * | 1973-02-08 | 1978-05-11 | ||
| FR2554626A1 (fr) * | 1983-11-08 | 1985-05-10 | Oreshkin Valery | Procede d'obtention d'une matrice pour le tirage d'un enregistrement magnetique, matrice obtenue par ledit procede, procede de tirage d'un enregistrement magnetique au moyen de cette matrice, et porteur d'enregistrement magnetique comportant l'enregistrement obtenu par ledit procede de tirage |
| FR2630570B1 (fr) * | 1988-04-21 | 1990-08-17 | Mitev Stoyan | Matrice pour la fabrication de disques optiques |
-
1970
- 1970-08-13 CA CA090,764A patent/CA942681A/en not_active Expired
- 1970-09-22 GB GB4507070A patent/GB1326767A/en not_active Expired
- 1970-09-22 ES ES383863A patent/ES383863A1/es not_active Expired
- 1970-09-22 DE DE19702046567 patent/DE2046567A1/de active Pending
- 1970-09-25 SE SE13060/70A patent/SE367786B/xx unknown
- 1970-09-25 ZA ZA706571A patent/ZA706571B/xx unknown
- 1970-09-25 FR FR7034828A patent/FR2062656A5/fr not_active Expired
- 1970-09-28 JP JP45084922A patent/JPS4947615B1/ja active Pending
- 1970-09-28 BE BE756765A patent/BE756765A/xx unknown
- 1970-09-28 DK DK494570AA patent/DK139232B/da unknown
- 1970-09-28 NL NL7014243A patent/NL7014243A/xx not_active Application Discontinuation
- 1970-09-29 CH CH1438470A patent/CH561115A5/xx not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2531902A1 (fr) * | 1982-05-28 | 1984-02-24 | Rca Corp | Perfectionnements apportes a la fabrication d'une matrice servant au moulage de disques capacitifs electroniques |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2046567A1 (de) | 1971-04-01 |
| JPS4947615B1 (enrdf_load_stackoverflow) | 1974-12-17 |
| FR2062656A5 (enrdf_load_stackoverflow) | 1971-06-25 |
| DK139232C (enrdf_load_stackoverflow) | 1979-06-18 |
| DK139232B (da) | 1979-01-15 |
| CA942681A (en) | 1974-02-26 |
| SE367786B (enrdf_load_stackoverflow) | 1974-06-10 |
| ES383863A1 (es) | 1973-08-16 |
| CH561115A5 (enrdf_load_stackoverflow) | 1975-04-30 |
| ZA706571B (en) | 1971-05-27 |
| NL7014243A (enrdf_load_stackoverflow) | 1971-03-31 |
| BE756765A (fr) | 1971-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3962495A (en) | Method of making duplicates of optical or sound recordings | |
| GB1336057A (en) | Manufacture by electroforming of metal components of open channel section | |
| ES467718A1 (es) | Metodo para producir un molde de colada continua. | |
| GB1326767A (en) | Method of making duplicates of optical or sound recordings | |
| GB1144867A (en) | A process for producing an embossing, pressing or injection mould to produce optical lenses | |
| GB1532545A (en) | Production of video disc replicas | |
| US3904488A (en) | True replication of soft substrates | |
| US3585113A (en) | Process for fabricating replicating masters | |
| US1804021A (en) | Process of reproducing designs in metal | |
| GB1413904A (en) | Replication of a surface of a soft substrate | |
| KR850000305A (ko) | 정보함유부재를 사출성형하기 위한 스탬퍼 및 방법 | |
| GB1397814A (en) | Method of making a matrix for use in electroforming | |
| GB1266278A (enrdf_load_stackoverflow) | ||
| ES344798A1 (es) | Un metodo para convertir surcos de registro fonografico en forma de espiral de un registro anular en una tira de regis-tro. | |
| JPS52125306A (en) | Production of magnetic recording media | |
| JPH0624728B2 (ja) | 精密成形用複製金型の製造方法 | |
| JPH0336021A (ja) | 高硬度スタンパ及びその製造方法 | |
| US1002482A (en) | Process of making duplicate sound-records. | |
| US1347668A (en) | And edward | |
| US4400245A (en) | Matrixing process for the manufacture of molded records | |
| US1002659A (en) | Process of making metallic duplicate sound-records. | |
| JPS5934783B2 (ja) | デイスク原盤の製法 | |
| GB1271465A (en) | Magnetic recording material with nickel alloy surface | |
| JPS54131905A (en) | Production of high density recording media | |
| JPS55164091A (en) | Formation of releasing film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |