JPS612596A - 光学式情報記録体 - Google Patents
光学式情報記録体Info
- Publication number
- JPS612596A JPS612596A JP59123305A JP12330584A JPS612596A JP S612596 A JPS612596 A JP S612596A JP 59123305 A JP59123305 A JP 59123305A JP 12330584 A JP12330584 A JP 12330584A JP S612596 A JPS612596 A JP S612596A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- acetal compound
- degree
- polyvinyl alcohol
- cyclohexanone
- 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
- 230000003287 optical effect Effects 0.000 title claims description 12
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 17
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 17
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 14
- 239000000057 synthetic resin Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 20
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 abstract description 12
- -1 acetal compound Chemical class 0.000 abstract description 10
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 31
- 238000006359 acetalization reaction Methods 0.000 description 12
- 238000010521 absorption reaction Methods 0.000 description 9
- 238000000465 moulding Methods 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 8
- 238000006116 polymerization reaction Methods 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 238000007127 saponification reaction Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
- G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
Landscapes
- Thermal Transfer Or Thermal Recording In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59123305A JPS612596A (ja) | 1984-06-15 | 1984-06-15 | 光学式情報記録体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59123305A JPS612596A (ja) | 1984-06-15 | 1984-06-15 | 光学式情報記録体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS612596A true JPS612596A (ja) | 1986-01-08 |
| JPH0318259B2 JPH0318259B2 (enrdf_load_stackoverflow) | 1991-03-12 |
Family
ID=14857247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59123305A Granted JPS612596A (ja) | 1984-06-15 | 1984-06-15 | 光学式情報記録体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS612596A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62143638U (enrdf_load_stackoverflow) * | 1986-03-03 | 1987-09-10 | ||
| JPS6384085U (enrdf_load_stackoverflow) * | 1986-11-21 | 1988-06-02 | ||
| JPH0535669U (ja) * | 1991-07-08 | 1993-05-14 | 名糖株式会社 | ガゼツト付クラフト紙袋 |
| JPH0680652U (ja) * | 1993-04-30 | 1994-11-15 | 三和紙工株式会社 | 粉粒体収容袋の開口部封止構造 |
-
1984
- 1984-06-15 JP JP59123305A patent/JPS612596A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62143638U (enrdf_load_stackoverflow) * | 1986-03-03 | 1987-09-10 | ||
| JPS6384085U (enrdf_load_stackoverflow) * | 1986-11-21 | 1988-06-02 | ||
| JPH0535669U (ja) * | 1991-07-08 | 1993-05-14 | 名糖株式会社 | ガゼツト付クラフト紙袋 |
| JPH0680652U (ja) * | 1993-04-30 | 1994-11-15 | 三和紙工株式会社 | 粉粒体収容袋の開口部封止構造 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0318259B2 (enrdf_load_stackoverflow) | 1991-03-12 |
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