JPH0370849B2 - - Google Patents
Info
- Publication number
- JPH0370849B2 JPH0370849B2 JP1929383A JP1929383A JPH0370849B2 JP H0370849 B2 JPH0370849 B2 JP H0370849B2 JP 1929383 A JP1929383 A JP 1929383A JP 1929383 A JP1929383 A JP 1929383A JP H0370849 B2 JPH0370849 B2 JP H0370849B2
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- substrate
- magnetic
- recording medium
- magnetic recording
- 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
- 239000010409 thin film Substances 0.000 claims description 50
- 239000000758 substrate Substances 0.000 claims description 48
- 239000003575 carbonaceous material Substances 0.000 claims description 35
- 229920005989 resin Polymers 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 15
- 229910021397 glassy carbon Inorganic materials 0.000 claims description 13
- 229920001187 thermosetting polymer Polymers 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 6
- 239000011148 porous material Substances 0.000 description 22
- 238000000034 method Methods 0.000 description 14
- 238000004544 sputter deposition Methods 0.000 description 9
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 8
- 239000000314 lubricant Substances 0.000 description 6
- 238000007740 vapor deposition Methods 0.000 description 6
- 238000000465 moulding Methods 0.000 description 5
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000010000 carbonizing Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 229910001257 Nb alloy Inorganic materials 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 229920000180 alkyd Polymers 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000000748 compression moulding Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229910018104 Ni-P Inorganic materials 0.000 description 1
- 229910018536 Ni—P Inorganic materials 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000007849 furan resin Substances 0.000 description 1
- 239000011809 glassy carbon fiber Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920003987 resole Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920006305 unsaturated polyester Polymers 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
- G11B5/3106—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing where the integrated or assembled structure comprises means for conditioning against physical detrimental influence, e.g. wear, contamination
Landscapes
- Magnetic Heads (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Thin Magnetic Films (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1929383A JPS59144019A (ja) | 1983-02-08 | 1983-02-08 | 磁気ヘッド用基体 |
| EP83110808A EP0108355B1 (en) | 1982-11-04 | 1983-10-28 | Magnetic head |
| DE8383110808T DE3375435D1 (en) | 1982-11-04 | 1983-10-28 | Magnetic head |
| US06/548,566 US4642720A (en) | 1982-11-04 | 1983-11-03 | Magnetic head comprised of an improved base substance for high density magnetic recording |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1929383A JPS59144019A (ja) | 1983-02-08 | 1983-02-08 | 磁気ヘッド用基体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59144019A JPS59144019A (ja) | 1984-08-17 |
| JPH0370849B2 true JPH0370849B2 (enrdf_load_stackoverflow) | 1991-11-11 |
Family
ID=11995378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1929383A Granted JPS59144019A (ja) | 1982-11-04 | 1983-02-08 | 磁気ヘッド用基体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59144019A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60214407A (ja) * | 1984-04-10 | 1985-10-26 | Tokai Carbon Co Ltd | 磁気ヘツド基材 |
| JPH0725526B2 (ja) * | 1985-08-06 | 1995-03-22 | 花王株式会社 | ガラス状カ−ボン材料、その製造方法およびそれを用いた記録媒体の摺接部品 |
-
1983
- 1983-02-08 JP JP1929383A patent/JPS59144019A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59144019A (ja) | 1984-08-17 |
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