KR100244069B1 - 자기 기록 매체용 이축 배향 폴리에스테르 필름 - Google Patents
자기 기록 매체용 이축 배향 폴리에스테르 필름 Download PDFInfo
- Publication number
- KR100244069B1 KR100244069B1 KR1019970007751A KR19970007751A KR100244069B1 KR 100244069 B1 KR100244069 B1 KR 100244069B1 KR 1019970007751 A KR1019970007751 A KR 1019970007751A KR 19970007751 A KR19970007751 A KR 19970007751A KR 100244069 B1 KR100244069 B1 KR 100244069B1
- Authority
- KR
- South Korea
- Prior art keywords
- fine particles
- polyester film
- polyester
- film
- aggregated fine
- 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 - Fee Related
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- 229920006267 polyester film Polymers 0.000 title claims abstract description 51
- 239000010419 fine particle Substances 0.000 claims abstract description 83
- 239000002245 particle Substances 0.000 claims abstract description 62
- 239000010410 layer Substances 0.000 claims abstract description 51
- 229920000728 polyester Polymers 0.000 claims abstract description 49
- -1 alkali metal salt Chemical class 0.000 claims abstract description 39
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 28
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 27
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 23
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 16
- 239000002344 surface layer Substances 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 150000001735 carboxylic acids Chemical class 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 238000004381 surface treatment Methods 0.000 claims description 6
- 230000002776 aggregation Effects 0.000 claims description 4
- 125000004429 atom Chemical group 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 159000000000 sodium salts Chemical group 0.000 claims description 4
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 claims description 3
- 239000011164 primary particle Substances 0.000 claims description 3
- LLLVZDVNHNWSDS-UHFFFAOYSA-N 4-methylidene-3,5-dioxabicyclo[5.2.2]undeca-1(9),7,10-triene-2,6-dione Chemical compound C1(C2=CC=C(C(=O)OC(=C)O1)C=C2)=O LLLVZDVNHNWSDS-UHFFFAOYSA-N 0.000 claims description 2
- 238000004220 aggregation Methods 0.000 claims description 2
- 150000001340 alkali metals Chemical group 0.000 claims description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 2
- 150000002484 inorganic compounds Chemical class 0.000 claims description 2
- 229910010272 inorganic material Inorganic materials 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 23
- 238000000034 method Methods 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 16
- 239000000843 powder Substances 0.000 description 12
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 11
- 239000002356 single layer Substances 0.000 description 10
- 239000002253 acid Substances 0.000 description 8
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 239000013078 crystal Substances 0.000 description 7
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 6
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- 238000004519 manufacturing process Methods 0.000 description 6
- 125000003118 aryl group Chemical group 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 239000011575 calcium Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000003746 surface roughness Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 125000001931 aliphatic group Chemical group 0.000 description 4
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- 239000006185 dispersion Substances 0.000 description 4
- 150000002334 glycols Chemical class 0.000 description 4
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- 239000005020 polyethylene terephthalate Substances 0.000 description 4
- KZQSXALQTHVPDQ-UHFFFAOYSA-M sodium;butanedioate;hydron Chemical compound [Na+].OC(=O)CCC([O-])=O KZQSXALQTHVPDQ-UHFFFAOYSA-M 0.000 description 4
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- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 3
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical class OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 150000001991 dicarboxylic acids Chemical class 0.000 description 3
- 235000014113 dietary fatty acids Nutrition 0.000 description 3
- CVOQYKPWIVSMDC-UHFFFAOYSA-L dipotassium;butanedioate Chemical compound [K+].[K+].[O-]C(=O)CCC([O-])=O CVOQYKPWIVSMDC-UHFFFAOYSA-L 0.000 description 3
- 239000000194 fatty acid Substances 0.000 description 3
- 229930195729 fatty acid Natural products 0.000 description 3
- 150000004665 fatty acids Chemical class 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011163 secondary particle Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- ISPYQTSUDJAMAB-UHFFFAOYSA-N 2-chlorophenol Chemical compound OC1=CC=CC=C1Cl ISPYQTSUDJAMAB-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- MGHSCXCFVZJHPT-UHFFFAOYSA-N Polyester A1 Natural products C=1C=CC=CC=1C(=O)OC1C2(COC(C)=O)C(OC(C)=O)C(OC(=O)C=3C=CC=CC=3)C(C(O3)(C)C)C(OC(C)=O)C32C(C)CC1OC(=O)C1=CC=CC=C1 MGHSCXCFVZJHPT-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 239000001361 adipic acid Substances 0.000 description 2
- 235000011037 adipic acid Nutrition 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 2
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 2
- KZTYYGOKRVBIMI-UHFFFAOYSA-N diphenyl sulfone Chemical compound C=1C=CC=CC=1S(=O)(=O)C1=CC=CC=C1 KZTYYGOKRVBIMI-UHFFFAOYSA-N 0.000 description 2
- 235000016693 dipotassium tartrate Nutrition 0.000 description 2
- 235000019524 disodium tartrate Nutrition 0.000 description 2
- 238000009998 heat setting Methods 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- 150000004677 hydrates Chemical class 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 235000013980 iron oxide Nutrition 0.000 description 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 235000012245 magnesium oxide Nutrition 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical class [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 235000007686 potassium Nutrition 0.000 description 2
- AVTYONGGKAJVTE-OLXYHTOASA-L potassium L-tartrate Chemical compound [K+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O AVTYONGGKAJVTE-OLXYHTOASA-L 0.000 description 2
- 239000001472 potassium tartrate Substances 0.000 description 2
- PWARIDJUMWYDTK-UHFFFAOYSA-M potassium;butanedioate;hydron Chemical compound [K+].OC(=O)CCC([O-])=O PWARIDJUMWYDTK-UHFFFAOYSA-M 0.000 description 2
- YPFDHNVEDLHUCE-UHFFFAOYSA-N propane-1,3-diol Chemical compound OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 2
- 239000000700 radioactive tracer Substances 0.000 description 2
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- HELHAJAZNSDZJO-OLXYHTOASA-L sodium L-tartrate Chemical compound [Na+].[Na+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O HELHAJAZNSDZJO-OLXYHTOASA-L 0.000 description 2
- 239000001433 sodium tartrate Substances 0.000 description 2
- 229910052596 spinel Inorganic materials 0.000 description 2
- 239000011029 spinel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- XCSGHNKDXGYELG-UHFFFAOYSA-N 2-phenoxyethoxybenzene Chemical compound C=1C=CC=CC=1OCCOC1=CC=CC=C1 XCSGHNKDXGYELG-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- FJKROLUGYXJWQN-UHFFFAOYSA-N 4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- DGNCHIWGGZMDPL-UHFFFAOYSA-L C(C=C/C(=O)[O-])(=O)[O-].[K+].C(C=C/C(=O)O)(=O)O.[Na+] Chemical compound C(C=C/C(=O)[O-])(=O)[O-].[K+].C(C=C/C(=O)O)(=O)O.[Na+] DGNCHIWGGZMDPL-UHFFFAOYSA-L 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-M L-tartrate(1-) Chemical compound OC(=O)[C@H](O)[C@@H](O)C([O-])=O FEWJPZIEWOKRBE-JCYAYHJZSA-M 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 235000021314 Palmitic acid Nutrition 0.000 description 1
- ALQSHHUCVQOPAS-UHFFFAOYSA-N Pentane-1,5-diol Chemical compound OCCCCCO ALQSHHUCVQOPAS-UHFFFAOYSA-N 0.000 description 1
- CVIBEPBSEBXMEB-UHFFFAOYSA-N Polyester A2 Natural products CC1CC(OC(=O)c2ccccc2)C(OC(=O)C)C3(COC(=O)C)C(OC(=O)C)C(OC(=O)c4ccccc4)C5C(OC(=O)C)C13OC5(C)C CVIBEPBSEBXMEB-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
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- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- ARCGXLSVLAOJQL-UHFFFAOYSA-N anhydrous trimellitic acid Natural products OC(=O)C1=CC=C(C(O)=O)C(C(O)=O)=C1 ARCGXLSVLAOJQL-UHFFFAOYSA-N 0.000 description 1
- FNGGVJIEWDRLFV-UHFFFAOYSA-N anthracene-1,2-dicarboxylic acid Chemical class C1=CC=CC2=CC3=C(C(O)=O)C(C(=O)O)=CC=C3C=C21 FNGGVJIEWDRLFV-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
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- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
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- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical class [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
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- 238000004132 cross linking Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
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- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 description 1
- FOTKYAAJKYLFFN-UHFFFAOYSA-N decane-1,10-diol Chemical compound OCCCCCCCCCCO FOTKYAAJKYLFFN-UHFFFAOYSA-N 0.000 description 1
- 238000007607 die coating method Methods 0.000 description 1
- BTVWZWFKMIUSGS-UHFFFAOYSA-N dimethylethyleneglycol Natural products CC(C)(O)CO BTVWZWFKMIUSGS-UHFFFAOYSA-N 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- IRXRGVFLQOSHOH-UHFFFAOYSA-L dipotassium;oxalate Chemical compound [K+].[K+].[O-]C(=O)C([O-])=O IRXRGVFLQOSHOH-UHFFFAOYSA-L 0.000 description 1
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- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
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- 229910052742 iron Inorganic materials 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
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- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 229940071125 manganese acetate Drugs 0.000 description 1
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- KYTZHLUVELPASH-UHFFFAOYSA-N naphthalene-1,2-dicarboxylic acid Chemical compound C1=CC=CC2=C(C(O)=O)C(C(=O)O)=CC=C21 KYTZHLUVELPASH-UHFFFAOYSA-N 0.000 description 1
- RXOHFPCZGPKIRD-UHFFFAOYSA-N naphthalene-2,6-dicarboxylic acid Chemical compound C1=C(C(O)=O)C=CC2=CC(C(=O)O)=CC=C21 RXOHFPCZGPKIRD-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical group OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- MOQRZWSWPNIGMP-UHFFFAOYSA-N pentyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCCCC MOQRZWSWPNIGMP-UHFFFAOYSA-N 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229960003975 potassium Drugs 0.000 description 1
- 239000001508 potassium citrate Substances 0.000 description 1
- QEEAPRPFLLJWCF-UHFFFAOYSA-K potassium citrate (anhydrous) Chemical compound [K+].[K+].[K+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O QEEAPRPFLLJWCF-UHFFFAOYSA-K 0.000 description 1
- JMTCDHVHZSGGJA-UHFFFAOYSA-M potassium hydrogenoxalate Chemical compound [K+].OC(=O)C([O-])=O JMTCDHVHZSGGJA-UHFFFAOYSA-M 0.000 description 1
- LJCNRYVRMXRIQR-OLXYHTOASA-L potassium sodium L-tartrate Chemical compound [Na+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O LJCNRYVRMXRIQR-OLXYHTOASA-L 0.000 description 1
- 229940074439 potassium sodium tartrate Drugs 0.000 description 1
- OTWCRNWNFLGDTC-UAIGNFCESA-L potassium;sodium;(z)-but-2-enedioate Chemical compound [Na+].[K+].[O-]C(=O)\C=C/C([O-])=O OTWCRNWNFLGDTC-UAIGNFCESA-L 0.000 description 1
- CJWHWKXAABCWLT-UHFFFAOYSA-L potassium;sodium;butanedioate Chemical compound [Na+].[K+].[O-]C(=O)CCC([O-])=O CJWHWKXAABCWLT-UHFFFAOYSA-L 0.000 description 1
- NOMZRECDBIBSDZ-UHFFFAOYSA-L potassium;sodium;oxalate Chemical compound [Na+].[K+].[O-]C(=O)C([O-])=O NOMZRECDBIBSDZ-UHFFFAOYSA-L 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 1
- 229960001755 resorcinol Drugs 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 description 1
- 235000011006 sodium potassium tartrate Nutrition 0.000 description 1
- NKAAEMMYHLFEFN-ZVGUSBNCSA-M sodium;(2r,3r)-2,3,4-trihydroxy-4-oxobutanoate Chemical compound [Na+].OC(=O)[C@H](O)[C@@H](O)C([O-])=O NKAAEMMYHLFEFN-ZVGUSBNCSA-M 0.000 description 1
- UJRAXLUXHBUNDO-UHFFFAOYSA-M sodium;hydron;oxalate Chemical compound [Na+].OC(=O)C([O-])=O UJRAXLUXHBUNDO-UHFFFAOYSA-M 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 229920001909 styrene-acrylic polymer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- 125000005590 trimellitic acid group Chemical group 0.000 description 1
- 235000015870 tripotassium citrate Nutrition 0.000 description 1
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 description 1
- 229940038773 trisodium citrate Drugs 0.000 description 1
- 235000019263 trisodium citrate Nutrition 0.000 description 1
- SOBHUZYZLFQYFK-UHFFFAOYSA-K trisodium;hydroxy-[[phosphonatomethyl(phosphonomethyl)amino]methyl]phosphinate Chemical class [Na+].[Na+].[Na+].OP(O)(=O)CN(CP(O)([O-])=O)CP([O-])([O-])=O SOBHUZYZLFQYFK-UHFFFAOYSA-K 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000001238 wet grinding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
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- 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
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73923—Organic polymer substrates
- G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
- G11B5/73935—Polyester substrates, e.g. polyethylene terephthalate characterised by roughness or surface features, e.g. by added particles
-
- 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
-
- 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
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73923—Organic polymer substrates
- G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
-
- 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
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73923—Organic polymer substrates
- G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
- G11B5/73929—Polyester substrates, e.g. polyethylene terephthalate comprising naphthalene ring compounds, e.g. polyethylene naphthalate substrates
-
- 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
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73923—Organic polymer substrates
- G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
- G11B5/73931—Two or more layers, at least one layer being polyester
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/91—Product with molecular orientation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
- Y10T428/24967—Absolute thicknesses specified
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
- Y10T428/24967—Absolute thicknesses specified
- Y10T428/24975—No layer or component greater than 5 mils thick
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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- Y10T428/254—Polymeric or resinous material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/256—Heavy metal or aluminum or compound thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/256—Heavy metal or aluminum or compound thereof
- Y10T428/257—Iron oxide or aluminum oxide
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/269—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension including synthetic resin or polymer layer or component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31786—Of polyester [e.g., alkyd, etc.]
Landscapes
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Magnetic Record Carriers (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
Description
Claims (19)
- 다음을 함유하는 폴리에스테르 조성물로부터 제조된 자기 기록 매체용 이축배향 폴리에스테르 필름; 알루미나 응집 미립자들과 폴리에스테르의 0.05 내지 1중량% 비율의 알루미나 및 기타 금속 산화물(들)을 함유하는 복합 산화물의 응집 미립자들로 구성된 군에서 선택된 1종 이상의 응집 미립자들, 이때 응집 미립자들은 평균 입자 직경이 0.005 내지 0.5μm이며 다가 카르복실산의 알칼리금속염으로 표면-처리된 것임, 및 상기 응집 미립자들과 다른 것으로서 폴리에스테르의 0.05 내지 5 중량% 비율의 평균 입자 직경 0.2 내지 2.0μm인 기타 비활성 미립자들.
- 제1항에 있어서, 응집 미립자들은 평균 응집도가 2 내지 10임을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 응집 미립자들을 구성하는 일차 입자들의 평균 입자 직경은 40 nm이하임을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 응집 미립자들은 모스 경도가 6 내지 8.5임을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 복합 산화물의 응집 미립자들은 알루미늄 원자 (A1) 대 기타 금속 원자의 원자비가 적어도 0.1임을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 다가 카르복실산의 알칼리 금속염은 2 내지 9개의 탄소 원자를 갖는 2가 또는 3가 카르복실산의 금속염임을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 다가 카르복실산의 알칼리 금속염은 카르복실산의 적어도 하나의 알칼리 금속염 기를 가짐을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 표면 처리를 위한 다가 카르복실산의 알칼리 금속염은 다가 카르복실산의 소듐염 또는 포타슘염임을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 표면 처리를 위한 다가 카르복실산의 알칼리 금속염은 알칼리 금속원자로서 응집 미립자의 0.05 내지 2.0 중량%의 비율로 사용됨을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 기타 비활성 미립자들은 모스 경도가 6이하임을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 응집 미립자들과는 다른 비활성 미립자들의 평균 입자 직경은 응집 미립자보다 더 큼을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 기타 비활성 미립자들은 내열성 중합체 미립자들 또는 합성 무기 화합물 미립자들임을 특징으로 하는 폴리에스테르 필름.
- 제1항에 있어서, 폴리에스테르는 주요 반복 단위로서 에틸렌 테레프탈레이트 또는 에틸렌-2, 6-나프탈렌 디카르복실레이트를 함유함을 특징으로 하는 폴리에스테르 필름.
- 적어도 하나의 표면층으로서, 제1항에 기재된 폴리에스테르 조성물의 폴리에스테르 필름층을 함유하는, 자기기록 매체용 이축배향 적층 폴리에스테르 필름.
- 제14항에 있어서, 제1항에 기재된 폴리에스테르 조성물의 양쪽 표면층을 포함하여 세 개의 층으로 구성된 적층 폴리에스테르 필름.
- 제15항에 있어서, 양쪽 표면층의 총 두께가 중간층의 두께보다 더 작음을 특징으로 하는 적층 폴리에스테르 필름.
- 제15항에 있어서, 양쪽 표면층들간의 두께의 차이가 0.5μm 이상임을 특징으로 하는 적층 폴리에스테르 필름.
- 제1항에 있어서, 두께가 5 내지 25μm임을 특징으로 하는 폴리에스테르 필름.
- 제14항에 있어서, 두께가 5 내지 25μm임을 특징으로 하는 적층 폴리에스테르 필름.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP96-049,866 | 1996-03-07 | ||
JP04986696A JP3464333B2 (ja) | 1996-03-07 | 1996-03-07 | 磁気記録媒体用ポリエステルフイルム |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970067133A KR970067133A (ko) | 1997-10-13 |
KR100244069B1 true KR100244069B1 (ko) | 2000-02-01 |
Family
ID=12842979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1019970007751A Expired - Fee Related KR100244069B1 (ko) | 1996-03-07 | 1997-03-07 | 자기 기록 매체용 이축 배향 폴리에스테르 필름 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5958568A (ko) |
EP (1) | EP0794527B1 (ko) |
JP (1) | JP3464333B2 (ko) |
KR (1) | KR100244069B1 (ko) |
DE (1) | DE69706343T2 (ko) |
TW (1) | TW343983B (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1134262A (ja) * | 1997-07-22 | 1999-02-09 | Teijin Ltd | 積層二軸配向ポリエステルフィルム |
WO1999029488A1 (fr) * | 1997-12-11 | 1999-06-17 | Teijin Limited | Feuil de polyester a orientation biaxiale pour supports d'enregistrement magnetique |
US6787202B2 (en) | 2000-02-10 | 2004-09-07 | Teijin Limited | Polyester film composite, light-diffuser plate and utilization thereof |
JP3858625B2 (ja) | 2000-07-27 | 2006-12-20 | 株式会社豊田中央研究所 | 複合酸化物とその製造方法及び排ガス浄化用触媒とその製造方法 |
US7048994B2 (en) * | 2001-02-23 | 2006-05-23 | Teijin Limited | Laminated polyester film and magnetic recording medium |
US6774204B1 (en) | 2001-09-26 | 2004-08-10 | E. I. Du Pont De Nemours And Company | Polyester and process therefor |
CN103326019A (zh) * | 2005-06-29 | 2013-09-25 | 尤米科尔公司 | 无碳结晶LiFePO4粉末及其用途 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07114722A (ja) * | 1993-10-18 | 1995-05-02 | Toray Ind Inc | 磁気記録媒体用ポリエステルフィルム |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4818581A (en) * | 1986-08-27 | 1989-04-04 | Teijin Limited | Biaxially oriented polyester film |
JPH0755533B2 (ja) * | 1988-06-04 | 1995-06-14 | ダイアホイルヘキスト株式会社 | 磁気記録媒体用ポリエステルフィルム |
EP0345644B1 (en) * | 1988-06-04 | 1994-11-02 | Diafoil Hoechst Co., Ltd | Polyester film for magnetic recording media |
JPH02206628A (ja) * | 1989-02-03 | 1990-08-16 | Kuraray Co Ltd | 表面処理されたアルミナフイラー及び該フィラーを含有する樹脂組成物 |
JP2856283B2 (ja) * | 1989-06-02 | 1999-02-10 | 三菱化学ポリエステルフィルム株式会社 | 二軸配向ポリエステルフィルム |
DE69122154T2 (de) * | 1990-04-18 | 1997-03-06 | Teijin Ltd | Biaxial ausgerichteter Polyesterfilm für magnetische Aufzeichnungsmedia |
EP0460640A1 (en) * | 1990-06-07 | 1991-12-11 | Diafoil Hoechst Co., Ltd | Polyester film for magnetic recording media |
CA2094434A1 (en) * | 1992-04-30 | 1993-10-31 | Tomoyuki Kotani | Biaxially oriented laminated polyester film for magnetic recording media |
DE69330327T2 (de) * | 1992-09-29 | 2002-05-02 | Mitsubishi Polyester Film Corp., Tokio/Tokyo | Biaxial ausgerichteter Polyesterfilm für magnetisches Aufzeichnungsmedium |
JPH076350A (ja) * | 1993-06-21 | 1995-01-10 | Diafoil Co Ltd | 磁気記録媒体 |
JP2925057B2 (ja) * | 1993-08-30 | 1999-07-26 | 東レ株式会社 | 二軸配向積層ポリエステルフイルム |
JP3075932B2 (ja) * | 1994-10-04 | 2000-08-14 | 帝人株式会社 | ポリエステルフイルム |
-
1996
- 1996-03-07 JP JP04986696A patent/JP3464333B2/ja not_active Expired - Fee Related
-
1997
- 1997-02-28 DE DE69706343T patent/DE69706343T2/de not_active Expired - Fee Related
- 1997-02-28 EP EP97301348A patent/EP0794527B1/en not_active Expired - Lifetime
- 1997-03-05 US US08/811,191 patent/US5958568A/en not_active Expired - Fee Related
- 1997-03-05 TW TW086102676A patent/TW343983B/zh not_active IP Right Cessation
- 1997-03-07 KR KR1019970007751A patent/KR100244069B1/ko not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07114722A (ja) * | 1993-10-18 | 1995-05-02 | Toray Ind Inc | 磁気記録媒体用ポリエステルフィルム |
Also Published As
Publication number | Publication date |
---|---|
JP3464333B2 (ja) | 2003-11-10 |
EP0794527A3 (en) | 1997-11-19 |
DE69706343D1 (de) | 2001-10-04 |
DE69706343T2 (de) | 2002-05-23 |
EP0794527B1 (en) | 2001-08-29 |
EP0794527A2 (en) | 1997-09-10 |
JPH09241485A (ja) | 1997-09-16 |
KR970067133A (ko) | 1997-10-13 |
TW343983B (en) | 1998-11-01 |
US5958568A (en) | 1999-09-28 |
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