CN100418145C - Optical information storage media - Google Patents
Optical information storage media Download PDFInfo
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- CN100418145C CN100418145C CNB2005100742515A CN200510074251A CN100418145C CN 100418145 C CN100418145 C CN 100418145C CN B2005100742515 A CNB2005100742515 A CN B2005100742515A CN 200510074251 A CN200510074251 A CN 200510074251A CN 100418145 C CN100418145 C CN 100418145C
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- optical information
- media
- substrate
- storing optical
- reflection horizon
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Abstract
The present invention relates to an optical information storage medium which comprises a first base plate, a reflecting layer and a second base plate, wherein the reflecting layer is arranged on the first base plate, the second base plate is arranged on the reflecting layer, and the material of the second base plate is sucrose crystals. The second base plate is made of the sucrose crystals to make the optical information storage medium of the present invention spontaneously decompose. The optical information storage medium has the concept of environmental protection to obtain the purpose of low pollution.
Description
Technical field
The present invention refers in particular to a kind of media for storing optical information about a kind of information storage medium.
Background technology
Along with the arriving of scientific-technical progress and multimedia era, the data of the required storage of consumer no longer is confined to static written information and picture data.Leap to the stage of multimedia era along with dynamic digitized image data, in the face of huge day by day storage requirements, at present there is the media for storing optical information of many high storage capacities to provide the consumer to select for use on the market, for example CD (CD), Active-Movie CD (Digital Video Disc, hereinafter to be referred as DVD), Blu-ray Disc (B1u ray disc, hereinafter to be referred as BD), high definition digital video display CD (High definition disc is hereinafter to be referred as HD-DVD) etc.
But common on the market media for storing optical information all is to adopt polycarbonate resin (Polycarbonate at present, hereinafter to be referred as the PC polymkeric substance) material, as the substrate of media for storing optical information, for example DVD mainly has one first substrate and one second substrate.Wherein, first substrate sees through the coining technology signal data is become different pothole of a succession of size and platform, and the signal data is stored in first substrate, use laser to differentiate again and read data, and second substrate is the blank of a reinforced structure.The material of present first substrate and second substrate is all the PC polymkeric substance.Yet according to statistics, annual have 10,000,000,000 disc to be dropped approximately, the disc that these are made by the PC polymkeric substance, can't recycling and the PC polymkeric substance also can't decompose automatically and cause the pollution of entire environment.In addition, can produce toxic gas if use the mode of destroying by fire to destroy then, cause air pollution, therefore how making provides a kind of oligosaprobic media for storing optical information, is one of important topic for current in fact.
Summary of the invention
Because above-mentioned problem, purpose of the present invention is for providing a kind of oligosaprobic media for storing optical information.
For reaching above-mentioned purpose,, comprise one first substrate, a reflection horizon and one second substrate according to media for storing optical information of the present invention.Wherein, the reflection horizon is arranged on first substrate, and second substrate is arranged on the reflection horizon, and the material of second substrate is a sucrose crystal.
For reaching above-mentioned purpose,, comprise a substrate and a reflection horizon according to media for storing optical information of the present invention.Wherein, the material of substrate is a sucrose crystal, and the reflection horizon is arranged on the substrate.
Hold as above-mentioned, the substrate of media for storing optical information of the present invention adopts sucrose crystal to be made, but makes media for storing optical information natural decomposition of the present invention to have the environmental protection notion, to reach oligosaprobic purpose.
Description of drawings
Fig. 1 is the top view of the media for storing optical information of preferred embodiment of the present invention;
Fig. 2 is the sectional view of the dotted line b-b ' among Fig. 1;
Fig. 3 is the top view of the media for storing optical information of another preferred embodiment of the present invention; And
Fig. 4 is the sectional view of the dotted line b-b ' among Fig. 3.
Symbol description among the figure:
1 media for storing optical information
11 first substrates
12 second substrates
13 recording layers
14 reflection horizon
15 printed layers
2 media for storing optical information
21 substrates
22 reflection horizon
23 overlayers
24 printed layers
25 recording layers
Embodiment
Hereinafter with reference to relevant drawings, the media for storing optical information according to preferred embodiment of the present invention is described.Wherein, media for storing optical information of the present invention can be and write dispensable mould CD (CD-R), can be CD-ROM (CD-ROM), re-writeable CD (CD-RW), read-only type Video CD (DVD-ROM), can write record dispensable mould Video CD (DVD+/-R), the re-writeable Video CD (DVD+/-RW), random access optical digital disk (DVD-RAM) Blu-ray Disc (Blu ray disc is hereinafter to be referred as BD), (High definition disc or other are familiar with the known media for storing optical information of this operator to high definition digital video display CD.
See also Figure 1 and Figure 2, Fig. 1 is a top view of the media for storing optical information of preferred embodiment of the present invention, and Fig. 2 is the sectional view of the dotted line b-b ' among Fig. 1.In this preferred embodiment, media for storing optical information 1 is for writing dispensable mould Active-Movie CD (DVD-R).Wherein, media for storing optical information 1 comprises one first substrate 11, one second substrate 12, a recording layer 13, a reflection horizon 14 and a printed layers 15.
In this preferred embodiment, the material of first substrate 11 is plastics, for example acrylic acid Acrylic, polycarbonate resin write out Chinese (PolyCarbonate, PC) or the fine butadiene propylene of propylene one styrol copolymer (Acrylonitrile-butadiene-styrene, ABS).It utilizes on the template of a pothole (Pit) that is carved with record data and ditch rail (Grooves), and the technology of PC material by injection molding produced first substrate 11.Then, will be coated on as the dyestuff (Dye) of recording layer material on first substrate 11, in order to form recording layer 13 with method of spin coating (Spin coating).The person of connecing, with sputtering method (Sputtering) silver metal or the silver alloy sputter forms a reflection horizon 14 on recording layer 13.Wherein, the material of first substrate 11 also can be sucrose crystal, and it is earlier liquid with the sucrose crystal fusion, and the technology by injection molding produces first substrate 11 again.
In this preferred embodiment, the material of second substrate 12 is a sucrose crystal (Sucrose), and its chemical formula is C
12H
22O
11At this, be liquid with the sucrose crystal fusion, the technology by injection molding produces second substrate 12, second substrate 12 is arranged on the reflection horizon 14 again.More can be coated with a film (for example a transparent polymer or a metal) at the outside surface of second substrate 12, to strengthen second substrate, 12 moisture effects.In addition, printed layers 15 is pasted on second substrate 12, can prevent that also sucrose crystal is influenced by aqueous vapor.
In present embodiment, during the data that in reading media for storing optical information 1, stores, media for storing optical information 1 can be inserted in the CD-ROM drive, a light (shown in Fig. 2 arrow) that provides by CD ROM reading-writing head, light wears the first transparent substrate 11 in order to read, to write or to erase the data of media for storing optical information, this is known by knowing this operator, is not given unnecessary details at this.
More please refer to Fig. 3 and shown in Figure 4, Fig. 3 is a top view of the media for storing optical information of another preferred embodiment of the present invention, and Fig. 4 is the sectional view of the dotted line b-b ' among Fig. 3.In this preferred embodiment, media for storing optical information is a Blu-ray Disc (Blu-ray disc).Media for storing optical information 2 comprises a substrate 21, a reflection horizon 22, an overlayer 23 and a printed layers 24.
In this preferred embodiment, the material of substrate 21 is a sucrose crystal, is earlier liquid with the sucrose crystal fusion, and the technology by injection molding produces substrate 21 again.Generally speaking, substrate 21 thickness of Blu-ray Disc are about 1.1mm.The material in reflection horizon 22 is a metallics, and for example gold, aluminium, silver or other are known the known metallics of this operator, and reflection horizon 22 is arranged on the substrate 21.
In this preferred embodiment, overlayer (Cover layer) 23 is located on the reflection horizon 22, and it is a light-permeable material, also can be sucrose crystal certainly, and generally speaking tectal thickness is about 0.1mm.
In addition, more be provided with a recording layer 25 between reflection horizon 22 and the overlayer 23, in order to record material.Printed layers 24 is pasted on the side of substrate 21 with respect to reflection horizon 22, can prevent that sucrose crystal is influenced by aqueous vapor, in addition, more can be coated with a film (for example a transparent polymer or a metal) at the outside surface of substrate 21, to strengthen substrate 21 moisture effects.
When the user desires to read the data of media for storing optical information 2, media for storing optical information 2 can be inserted in the CD-ROM drive, by the light (as shown in Figure 4) that CD ROM reading-writing head provides, penetrate overlayer 23 in order to read, to write or to erase the data of media for storing optical information 2.
Hold as above-mentioned, the material of the substrate of media for storing optical information of the present invention is a sucrose crystal.Media for storing optical information of the present invention is compared with the media for storing optical information of known technology, because substrate adopts sucrose crystal to be made, but make the substrate natural decomposition of media for storing optical information of the present invention, has the environmental protection notion, reaching oligosaprobic purpose, and because the hardness height of the hardness ratio PC material of sucrose crystal, optical information therefore of the present invention stores compares with the media for storing optical information of known technology, better mechanical property is arranged, be difficult for warpage.
The above only is an illustrative, but not is restricted person.Anyly do not break away from spirit of the present invention and category, and, all should be contained in the described claim scope its equivalent modifications of carrying out or change.
Claims (13)
1. a media for storing optical information is characterized in that, comprises:
One first substrate;
One reflection horizon, it is arranged on this first substrate; And
One second substrate, it is arranged on this reflection horizon, and the material of this second substrate is a sucrose crystal.
2. media for storing optical information as claimed in claim 1 is characterized in that, more comprises a printed layers, and it is located at this second substrate side relative with this reflection horizon.
3. media for storing optical information as claimed in claim 1 is characterized in that, more comprises a film, and it is located at the outside surface of this second substrate, and wherein the material of this film is a transparent polymer or a metal.
4. media for storing optical information as claimed in claim 1, it is characterized in that, more comprise a recording layer, it is arranged between this first substrate and this reflection horizon, wherein a light is worn and is penetrated this first substrate, in order to read, to write or to erase the data of this media for storing optical information.
5. media for storing optical information as claimed in claim 1 is characterized in that, the material of this first substrate is a sucrose crystal.
6. media for storing optical information as claimed in claim 1, it is characterized in that, this optical information Storage Media is read-only type Active-Movie CD DVD-ROM, write dispensable mould Active-Movie CD DVD+/-R, re-writeable Active-Movie CD DVD+/-RW, random access optical digital disk DVD-RAM or and high definition digital video display CD HD-DVD.
7. a media for storing optical information is characterized in that, comprising:
One substrate, the material of this substrate are a sucrose crystal; And
One reflection horizon, it is arranged on this substrate.
8. media for storing optical information as claimed in claim 7 is characterized in that, more comprises an overlayer, and it is located at this reflection horizon side relative with this substrate.
9. media for storing optical information as claimed in claim 7 is characterized in that, more comprises a printed layers, and it is located at the side of this substrate with respect to this reflection horizon.
10. media for storing optical information as claimed in claim 7 is characterized in that, more comprises a film, and it is located at the outside surface of this substrate, and wherein the material of this film is a transparent polymer or a metal.
11. media for storing optical information as claimed in claim 8 is characterized in that, more comprises a recording layer, it is arranged between this overlayer and this reflection horizon, and wherein a light is worn and penetrated this overlayer, in order to read, to write or to erase the data of this media for storing optical information.
12. media for storing optical information as claimed in claim 8 is characterized in that, this tectal material is a sucrose crystal.
13. media for storing optical information as claimed in claim 7 is characterized in that, this media for storing optical information is Blu-ray Disc, CD, CD-R and CD-RW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100742515A CN100418145C (en) | 2005-06-02 | 2005-06-02 | Optical information storage media |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100742515A CN100418145C (en) | 2005-06-02 | 2005-06-02 | Optical information storage media |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1873802A CN1873802A (en) | 2006-12-06 |
| CN100418145C true CN100418145C (en) | 2008-09-10 |
Family
ID=37484238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100742515A Expired - Fee Related CN100418145C (en) | 2005-06-02 | 2005-06-02 | Optical information storage media |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100418145C (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58101093A (en) * | 1981-12-10 | 1983-06-16 | Ricoh Co Ltd | Light information recording medium |
| JPS58101092A (en) * | 1981-12-10 | 1983-06-16 | Ricoh Co Ltd | Optical information recording medium |
| WO2005031724A1 (en) * | 2003-09-26 | 2005-04-07 | Sanyo Electric Co., Ltd. | Worm type optical disk |
-
2005
- 2005-06-02 CN CNB2005100742515A patent/CN100418145C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58101093A (en) * | 1981-12-10 | 1983-06-16 | Ricoh Co Ltd | Light information recording medium |
| JPS58101092A (en) * | 1981-12-10 | 1983-06-16 | Ricoh Co Ltd | Optical information recording medium |
| WO2005031724A1 (en) * | 2003-09-26 | 2005-04-07 | Sanyo Electric Co., Ltd. | Worm type optical disk |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1873802A (en) | 2006-12-06 |
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Granted publication date: 20080910 |