JPS6222180B2 - - Google Patents
Info
- Publication number
- JPS6222180B2 JPS6222180B2 JP57137339A JP13733982A JPS6222180B2 JP S6222180 B2 JPS6222180 B2 JP S6222180B2 JP 57137339 A JP57137339 A JP 57137339A JP 13733982 A JP13733982 A JP 13733982A JP S6222180 B2 JPS6222180 B2 JP S6222180B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- weight
- magnetic tape
- comparative example
- powder
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 52
- 239000000843 powder Substances 0.000 claims description 12
- 239000002216 antistatic agent Substances 0.000 claims description 9
- 230000005294 ferromagnetic effect Effects 0.000 claims description 4
- KELHQGOVULCJSG-UHFFFAOYSA-N n,n-dimethyl-1-(5-methylfuran-2-yl)ethane-1,2-diamine Chemical compound CN(C)C(CN)C1=CC=C(C)O1 KELHQGOVULCJSG-UHFFFAOYSA-N 0.000 claims description 4
- 230000000052 comparative effect Effects 0.000 description 16
- 239000003973 paint Substances 0.000 description 9
- 238000004804 winding Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000006247 magnetic powder Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 241000282320 Panthera leo Species 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000003093 cationic surfactant Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- KWIUHFFTVRNATP-UHFFFAOYSA-N glycine betaine Chemical compound C[N+](C)(C)CC([O-])=O KWIUHFFTVRNATP-UHFFFAOYSA-N 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- JNYAEWCLZODPBN-JGWLITMVSA-N (2r,3r,4s)-2-[(1r)-1,2-dihydroxyethyl]oxolane-3,4-diol Chemical class OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O JNYAEWCLZODPBN-JGWLITMVSA-N 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 125000005600 alkyl phosphonate group Chemical group 0.000 description 1
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 description 1
- 150000008052 alkyl sulfonates Chemical class 0.000 description 1
- -1 amine salts Chemical class 0.000 description 1
- 229960003237 betaine Drugs 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical compound C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 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
- G11B5/708—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 addition of non-magnetic particles to the layer
Landscapes
- Magnetic Record Carriers (AREA)
- Paints Or Removers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57137339A JPS5928235A (ja) | 1982-08-09 | 1982-08-09 | 磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57137339A JPS5928235A (ja) | 1982-08-09 | 1982-08-09 | 磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5928235A JPS5928235A (ja) | 1984-02-14 |
| JPS6222180B2 true JPS6222180B2 (enrdf_load_stackoverflow) | 1987-05-16 |
Family
ID=15196332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57137339A Granted JPS5928235A (ja) | 1982-08-09 | 1982-08-09 | 磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5928235A (enrdf_load_stackoverflow) |
-
1982
- 1982-08-09 JP JP57137339A patent/JPS5928235A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5928235A (ja) | 1984-02-14 |