JP2023507621A - 高処理速度でboppフィルムを製造するためのポリマー - Google Patents
高処理速度でboppフィルムを製造するためのポリマー Download PDFInfo
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- JP2023507621A JP2023507621A JP2022537710A JP2022537710A JP2023507621A JP 2023507621 A JP2023507621 A JP 2023507621A JP 2022537710 A JP2022537710 A JP 2022537710A JP 2022537710 A JP2022537710 A JP 2022537710A JP 2023507621 A JP2023507621 A JP 2023507621A
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- polypropylene
- polymer
- film
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- range
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- 239000011127 biaxially oriented polypropylene Substances 0.000 title claims abstract description 41
- 229920006378 biaxially oriented polypropylene Polymers 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 229920000642 polymer Polymers 0.000 title claims description 70
- 229920001155 polypropylene Polymers 0.000 claims abstract description 107
- -1 polypropylene Polymers 0.000 claims abstract description 104
- 239000004743 Polypropylene Substances 0.000 claims abstract description 99
- 238000000034 method Methods 0.000 claims abstract description 36
- 239000002904 solvent Substances 0.000 claims abstract description 27
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 23
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 23
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 23
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 22
- 239000003381 stabilizer Substances 0.000 claims description 15
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 14
- 239000008096 xylene Substances 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 10
- 239000003963 antioxidant agent Substances 0.000 claims description 10
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- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 10
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- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 9
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- 239000000155 melt Substances 0.000 claims description 6
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 4
- 239000008116 calcium stearate Substances 0.000 claims description 4
- 235000013539 calcium stearate Nutrition 0.000 claims description 4
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- 238000006243 chemical reaction Methods 0.000 claims description 3
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 claims description 3
- 229960001545 hydrotalcite Drugs 0.000 claims description 3
- 229910001701 hydrotalcite Inorganic materials 0.000 claims description 3
- 229920001580 isotactic polymer Polymers 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 3
- AYVAZAHAUWGLQH-UHFFFAOYSA-N heptane hexane Chemical compound CCCCCC.CCCCCCC.CCCCCCC AYVAZAHAUWGLQH-UHFFFAOYSA-N 0.000 claims description 2
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- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 5
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- 238000005516 engineering process Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
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- PBKONEOXTCPAFI-UHFFFAOYSA-N 1,2,4-trichlorobenzene Chemical compound ClC1=CC=C(Cl)C(Cl)=C1 PBKONEOXTCPAFI-UHFFFAOYSA-N 0.000 description 3
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- VHPUZTHRFWIGAW-UHFFFAOYSA-N dimethoxy-di(propan-2-yl)silane Chemical compound CO[Si](OC)(C(C)C)C(C)C VHPUZTHRFWIGAW-UHFFFAOYSA-N 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000012685 gas phase polymerization Methods 0.000 description 3
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- 239000012071 phase Substances 0.000 description 3
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- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 2
- DLFVBJFMPXGRIB-UHFFFAOYSA-N Acetamide Chemical compound CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
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- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 238000012662 bulk polymerization Methods 0.000 description 2
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- XUCKQPJKYWZURJ-UHFFFAOYSA-N cyclohexyl(dimethoxy)silane Chemical compound CO[SiH](OC)C1CCCCC1 XUCKQPJKYWZURJ-UHFFFAOYSA-N 0.000 description 2
- SJJCABYOVIHNPZ-UHFFFAOYSA-N cyclohexyl-dimethoxy-methylsilane Chemical compound CO[Si](C)(OC)C1CCCCC1 SJJCABYOVIHNPZ-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- JWCYDYZLEAQGJJ-UHFFFAOYSA-N dicyclopentyl(dimethoxy)silane Chemical compound C1CCCC1[Si](OC)(OC)C1CCCC1 JWCYDYZLEAQGJJ-UHFFFAOYSA-N 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 229920001002 functional polymer Polymers 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical class CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- 150000003961 organosilicon compounds Chemical class 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 229920001897 terpolymer Polymers 0.000 description 2
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- RELMFMZEBKVZJC-UHFFFAOYSA-N 1,2,3-trichlorobenzene Chemical compound ClC1=CC=CC(Cl)=C1Cl RELMFMZEBKVZJC-UHFFFAOYSA-N 0.000 description 1
- WPMYUUITDBHVQZ-UHFFFAOYSA-M 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=CC(CCC([O-])=O)=CC(C(C)(C)C)=C1O WPMYUUITDBHVQZ-UHFFFAOYSA-M 0.000 description 1
- FEMZNOOBXHLPFP-UHFFFAOYSA-N CCO[SiH](OCC)CC(C)(C)CC Chemical compound CCO[SiH](OCC)CC(C)(C)CC FEMZNOOBXHLPFP-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 229910003074 TiCl4 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000011954 Ziegler–Natta catalyst Substances 0.000 description 1
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
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- 238000009835 boiling Methods 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001460 carbon-13 nuclear magnetic resonance spectrum Methods 0.000 description 1
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- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
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- 125000000582 cycloheptyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- MEWFSXFFGFDHGV-UHFFFAOYSA-N cyclohexyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C1CCCCC1 MEWFSXFFGFDHGV-UHFFFAOYSA-N 0.000 description 1
- RTYZQVDVGVAXSW-UHFFFAOYSA-N cyclohexylmethyl(diethoxy)silane Chemical compound CCO[SiH](OCC)CC1CCCCC1 RTYZQVDVGVAXSW-UHFFFAOYSA-N 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- YRMPTIHEUZLTDO-UHFFFAOYSA-N cyclopentyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C1CCCC1 YRMPTIHEUZLTDO-UHFFFAOYSA-N 0.000 description 1
- NGUKXKTXADXBIB-UHFFFAOYSA-N cyclopentyl-ethoxy-dimethylsilane Chemical compound CCO[Si](C)(C)C1CCCC1 NGUKXKTXADXBIB-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- XBSKQPNJHKHCJM-UHFFFAOYSA-N dicyclohexylmethyl(dimethoxy)silane Chemical compound C1(CCCCC1)C(C1CCCCC1)[SiH](OC)OC XBSKQPNJHKHCJM-UHFFFAOYSA-N 0.000 description 1
- FVAXOELGJXMINU-UHFFFAOYSA-N dicyclopentyl(diethoxy)silane Chemical compound C1CCCC1[Si](OCC)(OCC)C1CCCC1 FVAXOELGJXMINU-UHFFFAOYSA-N 0.000 description 1
- QCSFOFAKBQNZET-UHFFFAOYSA-N dicyclopentyl-ethyl-methoxysilane Chemical compound C1CCCC1[Si](OC)(CC)C1CCCC1 QCSFOFAKBQNZET-UHFFFAOYSA-N 0.000 description 1
- WVEWXPQUQZKPJK-UHFFFAOYSA-N dicyclopentylmethyl(methoxy)silane Chemical compound C1CCCC1C([SiH2]OC)C1CCCC1 WVEWXPQUQZKPJK-UHFFFAOYSA-N 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- 229940043279 diisopropylamine Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 229940052296 esters of benzoic acid for local anesthesia Drugs 0.000 description 1
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 description 1
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 description 1
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- 125000003983 fluorenyl group Chemical class C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 1
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- JFCQEDHGNNZCLN-UHFFFAOYSA-N glutaric acid Chemical compound OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 description 1
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- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
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- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
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- 229910052749 magnesium Inorganic materials 0.000 description 1
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- 230000001617 migratory effect Effects 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical class OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 1
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- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
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- 150000003890 succinate salts Chemical class 0.000 description 1
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- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- ASEHKQZNVUOPRW-UHFFFAOYSA-N tert-butyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C(C)(C)C ASEHKQZNVUOPRW-UHFFFAOYSA-N 0.000 description 1
- JHVNMGWNEQGGDU-UHFFFAOYSA-N tert-butyl-diethoxy-methylsilane Chemical compound CCO[Si](C)(C(C)(C)C)OCC JHVNMGWNEQGGDU-UHFFFAOYSA-N 0.000 description 1
- NETBVGNWMHLXRP-UHFFFAOYSA-N tert-butyl-dimethoxy-methylsilane Chemical compound CO[Si](C)(OC)C(C)(C)C NETBVGNWMHLXRP-UHFFFAOYSA-N 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- PTCWADDVLPYBBZ-UHFFFAOYSA-N tricyclopentylmethoxysilane Chemical compound C1CCCC1C(C1CCCC1)(O[SiH3])C1CCCC1 PTCWADDVLPYBBZ-UHFFFAOYSA-N 0.000 description 1
- JCVQKRGIASEUKR-UHFFFAOYSA-N triethoxy(phenyl)silane Chemical compound CCO[Si](OCC)(OCC)C1=CC=CC=C1 JCVQKRGIASEUKR-UHFFFAOYSA-N 0.000 description 1
- HQYALQRYBUJWDH-UHFFFAOYSA-N trimethoxy(propyl)silane Chemical compound CCC[Si](OC)(OC)OC HQYALQRYBUJWDH-UHFFFAOYSA-N 0.000 description 1
- IOPAQHDEQBHWEB-UHFFFAOYSA-N trimethoxy-(2-methylcyclopentyl)silane Chemical compound CO[Si](OC)(OC)C1CCCC1C IOPAQHDEQBHWEB-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
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Abstract
Description
さらに別の技術的成果は、透明、マット、充填、汎用のものなどの幅広いスペクトルのフィルムを得られること、またフィルムにコーティング、例えば金属化層、スタンプなどを適用し得ることである。
・アイソタクチックポリマー画分(mmmm)の含有量は、ポリマー質量に基づいて87~91%の範囲内である、
・キシレン可溶性(XS)画分のポリマー中の含有量は、ポリマー質量に基づいて1.0~2.8wt%、好ましくは1.2~2.7wt%、最も好ましくは1.5~2.5wt%の範囲内である、
・ヘプタン可溶性(HS)画分のポリマー中の含有量は、ポリマーの質量に基づいて0.4~2.5wt%、好ましくは0.5~2.0wt%、最も好ましくは0.5~1.5wt%の範囲内である、
・分子量分布(MWD)は、5.5~8.5、好ましくは6.0~8.0の範囲内である、
特性に見合うポリプロピレンの、溶媒媒体中におけるスラリー技術を利用した製造により、本発明の課題は解決され、また技術的成果が達成される。
高い処理速度でBOPPフィルムを製造するポリプロピレンは、
以下の:
・アイソタクチックポリマー画分(mmmm)の含有量は、ポリマー質量に基づいて87~91%の範囲内である、
・キシレン可溶性(XS)画分のポリマー中の含有量は、ポリマー質量に基づいて1.0~2.8wt%、好ましくは1.2~2.7wt%、最も好ましくは1.5~2.5wt%の範囲内である、
・ヘプタン可溶性(HS)画分のポリマー中の含有量は、ポリマーの質量に基づいて0.4~2.5wt%、好ましくは0.5~2.0wt%、最も好ましくは0.5~1.5wt%の範囲内である、
・分子量分布(MWD)は、5.5~8.5、好ましくは6.0~8.0の範囲内である、
特性に見合う。
試験方法
1.メルトフローレート(MFR)を、ASTM D1238 “押出プラストメーターによる熱可塑性樹脂のメルトフローレートの標準試験法”に準拠して測定した。
2.沸騰n-ヘプタン/アイソタクチック画分中の可溶性画分の質量含有率を、国家標準規格(National State Standard)26996-86に従って測定した。ポリプロピレン及びプロピレンコポリマー。
3.p-キシレン可溶性画分の質量含有率を、ISO 16152 に従って測定した。
MFRが3.2g/10分(230℃及び2.16kgにて)のポリプロピレンが、第1のスラリー反応器で得られたMFRが1.7g/10分のポリプロピレンと第2のスラリー反応器で得られたMFRが5.6g/10分のポリプロピレンとを第3の反応器中で混合することによる、3反応器スキームに従って、炭化水素溶媒(ヘプタン)媒体中に得られた。溶媒媒体中のプロピレン重合は、68~72℃の温度及び0.50~0.55MPaの操作圧力で実施した。
得られたポリマーを”Bruckner Maschinenbau GmbH”社のラインで処理するが、前記ラインによれば、8.2メートルのベルト幅で450m/分の速度にてポリマーを処理することができる。
使用したポリプロピレン及び完成したフィルムの特性、並びにフィルム加工のパラメーターを表1に示す。
MFRが3.2g/10分(230℃及び2.16kgにて)のポリプロピレンが、単一反応器(標準)スキームに従って、炭化水素溶媒(ヘプタン)媒体中に得られた。プロピレンは、溶媒媒体中、68~72℃の温度及び0.50~0.55MPaの操作圧力で重合させた。
欧州特許第0361493号[Himont Inc., 23.11.94]の実施例に従って得られたV世代チタン-マグネシウム触媒を、外部供与体シクロヘキシルジメトキシシランと組み合わせて触媒系として使用した。
使用したポリプロピレン及び実施例1に従って得られた完成フィルムの特性、ならびにフィルム加工のパラメーターを表1に示す。
BOPPフィルムが、実施例1と同様に、気相技術に従って合成され、MFRが3.0g/10分(230℃及び2.16kgにて)のプロピレンポリマーから、実施例1による触媒を65~75℃の温度及び2.2MPaの操作圧力で使用して、得られた。
使用したポリプロピレン及び即座に使用可能なフィルムの特性、ならびにフィルム加工のパラメーターを表1に示す。
BOPPフィルムが、実施例1と同様に、但し、製造者からの仕様書によれば、二峰性媒体により特徴づけられ、またBOPPフィルムの製造に使用される、液体モノマー媒体中での多段重合で得られる、市販品のポリプロピレンJampilen HP525J(Jam Polymers)を使用して得られた。
使用したポリプロピレン及び完成フィルムの特性、並びにフィルム加工のパラメーターを表1に示す。
Claims (27)
- BOPPフィルムの製造に適したプロピレンポリマーであって、前記ポリマーが以下の:
・アイソタクチックポリマー画分(mmmm)の含有量は、ポリマー質量に基づいて87~91%の範囲内である、
・キシレン可溶性(XS)画分のポリマー中の含有量は、ポリマー質量に基づいて1.0~2.8wt%の範囲内である、
・ヘプタン可溶性(HS)画分のポリマー中の含有量は、ポリマーの質量に基づいて0.4~2.5wt%の範囲内である、
・分子量分布(MWD)は、5.5~8.5の範囲内である、
特性を有するプロピレンポリマー。 - キシレン可溶性(XS)画分の含有量が、ポリマー質量に基づいて1.2~2.7wt%の範囲内であり、好ましくはポリマー質量に基づいて1.5~2.5wt%の範囲内である、請求項1に記載のプロピレンポリマー。
- ヘプタン可溶性(HS)画分の含有量が、ポリマー質量に基づいて0.5~2.0wt%の範囲内であり、好ましくはポリマー質量に基づいて0.5~1.5wt%の範囲内である、請求項1に記載のプロピレンポリマー。
- 分子量分布(MWD)が、6.0~8.0の範囲内である、請求項1に記載のプロピレンポリマー。
- 2.0~3.8g/10分、好ましくは2.5~3.5g/10分、より好ましくは2.8~3.2g/10分のメルトフローレート(MFR 230℃/2.16kg)によって特徴付けられる、請求項1に記載のプロピレンポリマー。
- 請求項1~5のいずれか一項に記載のポリマーを含み、任意に安定剤を含む組成物。
- 少なくとも1つの酸化防止剤及び少なくとも1つの酸捕捉剤を含む安定剤を含む、請求項6に記載の組成物。
- 安定剤として、少なくとも1つのフェノール系酸化防止剤及び少なくとも1つのホスファイト系酸化防止剤を含む、請求項7に記載の組成物。
- 酸捕捉剤としてハイドロタルサイトを含む、請求項7に記載の組成物。
- ポリプロピレン1トン当たり1~3kgの安定剤、好ましくはポリプロピレン1トン当たり1.5~2.8kgの安定剤、より好ましくはポリプロピレン1トン当たり1.7~2.2kgの安定剤を含む、請求項6~9のいずれか一項に記載の組成物。
- ステアリン酸カルシウムを実質的に含まない、請求項6~10のいずれか一項に記載の組成物。
- 少なくとも3つの反応器において炭化水素溶媒媒体中でプロピレンを重合させる工程を含むポリプロピレンの製造方法であって、以下の工程:
a.第1の反応器において、0.5g/10分~2.0g/10分、好ましくは1.4g/10分~1.8g/10分のメルトフローレート(MFR 230℃/2.16kg)を有する第1ポリプロピレン画分を得る工程;
b.第2の反応器において、4.0~11.0g/10分、好ましくは5.0g/10分~7.0g/10分のメルトフローレート(MFR 230℃/2.16kg)の第2ポリプロピレン画分を得る工程;
c.前記第1及び第2ポリプロピレン画分を第3の反応器に移動させる工程;
d.第1及び第2ポリプロピレン画分を第3の反応器において混合し、ポリプロピレンを生成させる工程;
を含む方法。 - 炭化水素溶媒媒体中のプロピレンの重合が、3つの反応器で行われる、請求項12に記載の方法。
- 反応器の1つが、別の2つの並列運転反応器に連続して接合される、請求項13に記載の方法。
- C7+炭化水素画分またはその混合物、好ましくはヘプタンまたはヘプタン-ヘキサン画分、最も好ましくはヘプタンが、炭化水素溶媒として使用される、請求項12~14のいずれか一項に記載の方法。
- 第1の反応器における転化率と第2の反応器における転化率の比が70:30、好ましくは50:50である、請求項12~15のいずれか一項に記載の方法。
- 請求項12~16のいずれか一項に記載の方法によって得られるポリプロピレン。
- 請求項1~5のいずれか一項に記載のポリプロピレンまたは請求項6~11のいずれか一項に記載のポリマー組成物を含む、少なくとも1つの層を含むフィルム。
- 組成物が、少なくとも1つの酸化防止剤及び少なくとも1つの酸捕捉剤を含む安定剤を含む、請求項18に記載のフィルム。
- 組成物が、少なくとも1つのフェノール系酸化防止剤と少なくとも1つのホスファイト系酸化防止剤を含む、請求項19に記載のフィルム。
- 組成物が、酸捕捉剤としてハイドロタルサイトを含む、請求項19に記載のフィルム。
- ポリプロピレン組成物が、ポリプロピレン1トン当たり1~3kgの安定剤、好ましくはポリプロピレン1トン当たり1.5~2.8kgの安定剤、より好ましくはポリプロピレン1トン当たり1.7~2.2kgの安定剤を含む、請求項18~21のいずれか一項に記載のフィルム。
- ポリプロピレン組成物が、ステアリン酸カルシウムを実質的に含まない、請求項18~22のいずれか一項に記載のフィルム。
- 共押出しによって得られる、請求項18~23のいずれか一項に記載のフィルム。
- 二軸延伸フィルムである、請求項18~24のいずれか一項に記載のフィルム。
- 物品の製造における、請求項18~25のいずれか一項に記載のフィルムの使用。
- 請求項18~26のいずれか一項に記載のフィルムを含む、物品。
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