JPS6375028A - 磁気記録媒体用ベ−スフイルム - Google Patents
磁気記録媒体用ベ−スフイルムInfo
- Publication number
- JPS6375028A JPS6375028A JP22075886A JP22075886A JPS6375028A JP S6375028 A JPS6375028 A JP S6375028A JP 22075886 A JP22075886 A JP 22075886A JP 22075886 A JP22075886 A JP 22075886A JP S6375028 A JPS6375028 A JP S6375028A
- Authority
- JP
- Japan
- Prior art keywords
- film
- inorganic particles
- inert inorganic
- particles
- polyester
- 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
- 239000010954 inorganic particle Substances 0.000 claims abstract description 51
- 239000002245 particle Substances 0.000 claims abstract description 46
- 238000002425 crystallisation Methods 0.000 claims abstract description 32
- 230000008025 crystallization Effects 0.000 claims abstract description 32
- 229920000728 polyester Polymers 0.000 claims abstract description 22
- 125000001142 dicarboxylic acid group Chemical group 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims 4
- 238000000034 method Methods 0.000 abstract description 34
- 238000003490 calendering Methods 0.000 abstract description 7
- 239000000470 constituent Substances 0.000 abstract 1
- 239000010408 film Substances 0.000 description 53
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 14
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 12
- -1 colloidal silica Chemical compound 0.000 description 12
- 239000008188 pellet Substances 0.000 description 8
- 150000002009 diols Chemical class 0.000 description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 description 6
- 235000010216 calcium carbonate Nutrition 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 description 5
- 239000005020 polyethylene terephthalate Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 230000009477 glass transition Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical compound [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 239000008119 colloidal silica Substances 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- IRYSAAMKXPLGAM-UHFFFAOYSA-N 1-chloro-2-ethoxybenzene Chemical compound CCOC1=CC=CC=C1Cl IRYSAAMKXPLGAM-UHFFFAOYSA-N 0.000 description 1
- ISPYQTSUDJAMAB-UHFFFAOYSA-N 2-chlorophenol Chemical compound OC1=CC=CC=C1Cl ISPYQTSUDJAMAB-UHFFFAOYSA-N 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- 241001422033 Thestylus Species 0.000 description 1
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- NZZFYRREKKOMAT-UHFFFAOYSA-N diiodomethane Chemical compound ICI NZZFYRREKKOMAT-UHFFFAOYSA-N 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000011978 dissolution method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- JWHOQZUREKYPBY-UHFFFAOYSA-N rubonic acid Natural products CC1(C)CCC2(CCC3(C)C(=CCC4C5(C)CCC(=O)C(C)(C)C5CC(=O)C34C)C2C1)C(=O)O JWHOQZUREKYPBY-UHFFFAOYSA-N 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 description 1
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Polyesters Or Polycarbonates (AREA)
- Magnetic Record Carriers (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22075886A JPS6375028A (ja) | 1986-09-18 | 1986-09-18 | 磁気記録媒体用ベ−スフイルム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22075886A JPS6375028A (ja) | 1986-09-18 | 1986-09-18 | 磁気記録媒体用ベ−スフイルム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6375028A true JPS6375028A (ja) | 1988-04-05 |
| JPH0360859B2 JPH0360859B2 (en]) | 1991-09-18 |
Family
ID=16756082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22075886A Granted JPS6375028A (ja) | 1986-09-18 | 1986-09-18 | 磁気記録媒体用ベ−スフイルム |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6375028A (en]) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63175222A (ja) * | 1987-01-14 | 1988-07-19 | Teijin Ltd | 磁気記録媒体 |
| EP0671991A4 (en) * | 1992-12-09 | 1995-08-01 | Hoechst Ag | BIAXIALLY ORIENTED PENBB FILM FOR SOUND RECORDING MEDIUM, AND SOUND RECORDING MEDIUMS MADE THEREFROM. |
| KR100470446B1 (ko) * | 1999-11-23 | 2005-02-07 | 에스케이씨 주식회사 | 이형 캐리어용 폴리에스테르 필름의 제조방법 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS583289A (ja) * | 1981-06-30 | 1983-01-10 | Fujitsu Ltd | 薄膜トランジスタの製造方法 |
| JPS61236852A (ja) * | 1985-04-15 | 1986-10-22 | Toyobo Co Ltd | 配向ポリエステルフイルム |
| JPS6372729A (ja) * | 1986-09-16 | 1988-04-02 | Teijin Ltd | 二軸配向ポリエステルフイルム |
-
1986
- 1986-09-18 JP JP22075886A patent/JPS6375028A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS583289A (ja) * | 1981-06-30 | 1983-01-10 | Fujitsu Ltd | 薄膜トランジスタの製造方法 |
| JPS61236852A (ja) * | 1985-04-15 | 1986-10-22 | Toyobo Co Ltd | 配向ポリエステルフイルム |
| JPS6372729A (ja) * | 1986-09-16 | 1988-04-02 | Teijin Ltd | 二軸配向ポリエステルフイルム |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63175222A (ja) * | 1987-01-14 | 1988-07-19 | Teijin Ltd | 磁気記録媒体 |
| EP0671991A4 (en) * | 1992-12-09 | 1995-08-01 | Hoechst Ag | BIAXIALLY ORIENTED PENBB FILM FOR SOUND RECORDING MEDIUM, AND SOUND RECORDING MEDIUMS MADE THEREFROM. |
| KR100470446B1 (ko) * | 1999-11-23 | 2005-02-07 | 에스케이씨 주식회사 | 이형 캐리어용 폴리에스테르 필름의 제조방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0360859B2 (en]) | 1991-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |