JPH0373047B2 - - Google Patents
Info
- Publication number
- JPH0373047B2 JPH0373047B2 JP10791281A JP10791281A JPH0373047B2 JP H0373047 B2 JPH0373047 B2 JP H0373047B2 JP 10791281 A JP10791281 A JP 10791281A JP 10791281 A JP10791281 A JP 10791281A JP H0373047 B2 JPH0373047 B2 JP H0373047B2
- Authority
- JP
- Japan
- Prior art keywords
- cleaning
- head
- surface roughness
- alumina powder
- less
- 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
- 238000004140 cleaning Methods 0.000 claims description 47
- 239000002245 particle Substances 0.000 claims description 26
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 22
- 239000000843 powder Substances 0.000 claims description 21
- 230000003746 surface roughness Effects 0.000 claims description 21
- 239000006247 magnetic powder Substances 0.000 claims description 10
- 238000003490 calendering Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 14
- 239000000203 mixture Substances 0.000 description 8
- 235000019592 roughness Nutrition 0.000 description 7
- 239000003973 paint Substances 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000010189 synthetic method 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
- G11B5/41—Cleaning of heads
Landscapes
- Magnetic Record Carriers (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10791281A JPS5812127A (ja) | 1981-07-10 | 1981-07-10 | クリ−ニングテ−プ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10791281A JPS5812127A (ja) | 1981-07-10 | 1981-07-10 | クリ−ニングテ−プ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5812127A JPS5812127A (ja) | 1983-01-24 |
| JPH0373047B2 true JPH0373047B2 (de) | 1991-11-20 |
Family
ID=14471202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10791281A Granted JPS5812127A (ja) | 1981-07-10 | 1981-07-10 | クリ−ニングテ−プ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5812127A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62268610A (ja) * | 1986-05-16 | 1987-11-21 | 旭コンクリ−ト工業株式会社 | コンクリ−トブロツクおよびその製造方法 |
-
1981
- 1981-07-10 JP JP10791281A patent/JPS5812127A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5812127A (ja) | 1983-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4015042A (en) | Materials for magnetic recording having high resistance to wear and reduced abrasion on magnetic heads | |
| US4379800A (en) | Cleaning tape for magnetic recording apparatus | |
| JPS6057530A (ja) | 磁気記録媒体 | |
| JPH048855B2 (de) | ||
| JPH0373047B2 (de) | ||
| JPH01260626A (ja) | 磁気記録媒体 | |
| KR930002158B1 (ko) | 자기기록 매체의 제조방법 | |
| JP2600796B2 (ja) | 磁気記録媒体 | |
| JPS6260725B2 (de) | ||
| KR920009771B1 (ko) | 자기 기록 매체 | |
| JP2820696B2 (ja) | 磁気記録媒体の製造方法 | |
| JP2877118B2 (ja) | 磁気記録媒体 | |
| KR950012364B1 (ko) | 자기기록매체 | |
| JPH09293234A (ja) | 磁気記録媒体 | |
| JPH0542058B2 (de) | ||
| JPS6260726B2 (de) | ||
| JPS62154230A (ja) | 磁気記録媒体 | |
| JPH0628106B2 (ja) | 磁気デイスク | |
| JPH02128319A (ja) | 磁気記録媒体 | |
| JPH07296367A (ja) | 磁気記録媒体 | |
| JPH11232634A (ja) | 磁気記録媒体 | |
| JPH0463525B2 (de) | ||
| JPH0246523A (ja) | 磁気記録媒体 | |
| JPS62241134A (ja) | 磁気記録媒体 | |
| JPH09180170A (ja) | 磁気記録媒体 |