KR960005448B1 - 자기기록 매체 - Google Patents
자기기록 매체 Download PDFInfo
- Publication number
- KR960005448B1 KR960005448B1 KR1019920024302A KR920024302A KR960005448B1 KR 960005448 B1 KR960005448 B1 KR 960005448B1 KR 1019920024302 A KR1019920024302 A KR 1019920024302A KR 920024302 A KR920024302 A KR 920024302A KR 960005448 B1 KR960005448 B1 KR 960005448B1
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic
- recording medium
- less
- magnetic recording
- tape
- Prior art date
Links
- 230000005291 magnetic effect Effects 0.000 title claims description 60
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 19
- 239000000696 magnetic material Substances 0.000 claims description 18
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 4
- 239000006247 magnetic powder Substances 0.000 claims description 3
- 229910015189 FeOx Inorganic materials 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 5
- 239000008199 coating composition Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 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
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 229910001447 ferric ion Inorganic materials 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- QRXDDLFGCDQOTA-UHFFFAOYSA-N cobalt(2+) iron(2+) oxygen(2-) Chemical class [O-2].[Fe+2].[Co+2].[O-2] QRXDDLFGCDQOTA-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 229910001448 ferrous ion Inorganic materials 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 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
- G11B5/62—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
- G11B5/706—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 composition of the magnetic material
-
- 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
Landscapes
- Thin Magnetic Films (AREA)
- Paints Or Removers (AREA)
Abstract
Description
Claims (2)
- 비표면적이 30㎡/g~45㎡/g이고 자성분 내에 함유된 페로스이온이 자성분의 철분 함량중 10% 이상 25% 미만이고 자성분 표면에는T4 인 알루미노 실리게이트가 자성체의 무게에 대하여 0.1~5% 이하로 피착처리된 코발트 함유 산화철 [Co-(FeOx)(Fe2O3)y]을 폴리에틸렌 나프타레이타 베이스 필름에 코팅하여 제조한 것을 특징으로 하는 자기기록 매체
- 제 1 항에 있어서, 상기 폴리에틸렌 나프타레이타 베이스필림은 두께가 7.0㎛ 이하이고 파단강도가 20kg/㎟ 이상이며 연신율이 30% 이하인 것을 특징으로 하는 자기기록 매체.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920024302A KR960005448B1 (ko) | 1992-12-15 | 1992-12-15 | 자기기록 매체 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920024302A KR960005448B1 (ko) | 1992-12-15 | 1992-12-15 | 자기기록 매체 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940015996A KR940015996A (ko) | 1994-07-22 |
KR960005448B1 true KR960005448B1 (ko) | 1996-04-25 |
Family
ID=19345606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920024302A KR960005448B1 (ko) | 1992-12-15 | 1992-12-15 | 자기기록 매체 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR960005448B1 (ko) |
-
1992
- 1992-12-15 KR KR1019920024302A patent/KR960005448B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR940015996A (ko) | 1994-07-22 |
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PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19921215 |
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