JPS639294B2 - - Google Patents
Info
- Publication number
- JPS639294B2 JPS639294B2 JP6018681A JP6018681A JPS639294B2 JP S639294 B2 JPS639294 B2 JP S639294B2 JP 6018681 A JP6018681 A JP 6018681A JP 6018681 A JP6018681 A JP 6018681A JP S639294 B2 JPS639294 B2 JP S639294B2
- Authority
- JP
- Japan
- Prior art keywords
- base film
- tape
- magnetic layer
- magnetic
- smooth
- 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
- 229920005989 resin Polymers 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 16
- 229920006311 Urethane elastomer Polymers 0.000 claims description 13
- 230000001050 lubricating effect Effects 0.000 claims description 13
- 239000010408 film Substances 0.000 description 25
- 238000000034 method Methods 0.000 description 5
- 230000003746 surface roughness Effects 0.000 description 5
- 238000000576 coating method Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 229920005906 polyester polyol Polymers 0.000 description 3
- 229920005862 polyol Polymers 0.000 description 3
- 150000003077 polyols Chemical class 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000012948 isocyanate Substances 0.000 description 2
- 150000002513 isocyanates Chemical class 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000570 polyether Polymers 0.000 description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 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
- 239000000203 mixture Substances 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- -1 polysiloxane Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/71—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the lubricant
Landscapes
- Magnetic Record Carriers (AREA)
- Lubricants (AREA)
- Paints Or Removers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6018681A JPS57176535A (en) | 1981-04-20 | 1981-04-20 | Magnetic recording tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6018681A JPS57176535A (en) | 1981-04-20 | 1981-04-20 | Magnetic recording tape |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57176535A JPS57176535A (en) | 1982-10-29 |
| JPS639294B2 true JPS639294B2 (enrdf_load_stackoverflow) | 1988-02-26 |
Family
ID=13134874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6018681A Granted JPS57176535A (en) | 1981-04-20 | 1981-04-20 | Magnetic recording tape |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57176535A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2537395B2 (ja) * | 1989-03-15 | 1996-09-25 | 大日精化工業株式会社 | 磁気記録媒体 |
-
1981
- 1981-04-20 JP JP6018681A patent/JPS57176535A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57176535A (en) | 1982-10-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4587157A (en) | Wear resisting undercoat for thin film magnetic recording media | |
| JPH02270126A (ja) | 磁気記録媒体 | |
| KR940006848B1 (ko) | 자기기록매체 | |
| JPS639294B2 (enrdf_load_stackoverflow) | ||
| JPH0792908B2 (ja) | 磁気記録媒体 | |
| JPS6318251B2 (enrdf_load_stackoverflow) | ||
| JPS63224020A (ja) | 磁気記録媒体 | |
| JPH0568771B2 (enrdf_load_stackoverflow) | ||
| JP3962962B2 (ja) | 磁気記録媒体 | |
| JPS6028024A (ja) | 磁気記録媒体 | |
| JPS5831654B2 (ja) | 磁気デイスク塗膜組成物 | |
| JPH0315258B2 (enrdf_load_stackoverflow) | ||
| KR920009771B1 (ko) | 자기 기록 매체 | |
| JP2615734B2 (ja) | クリーニングテープ | |
| JPS628325A (ja) | 磁気記録媒体 | |
| JPS63127422A (ja) | 磁気記録媒体 | |
| JPS62109219A (ja) | 磁気記録媒体 | |
| JPS6257123A (ja) | 磁気記録媒体 | |
| JPS61236017A (ja) | 金属薄膜型磁気記録媒体 | |
| JPS5930240A (ja) | 磁気記録媒体 | |
| JPS623422A (ja) | 磁気記録媒体 | |
| JPH07311935A (ja) | 磁気記録媒体 | |
| JPH04355248A (ja) | 磁気テープ走行規制ポスト | |
| JPH03168920A (ja) | 磁気記録媒体 | |
| JPS61131227A (ja) | 磁気記録媒体 |