JP5424221B2 - 溶融張力に優れたポリプロピレン樹脂組成物及びその製造方法 - Google Patents
溶融張力に優れたポリプロピレン樹脂組成物及びその製造方法 Download PDFInfo
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- JP5424221B2 JP5424221B2 JP2011541999A JP2011541999A JP5424221B2 JP 5424221 B2 JP5424221 B2 JP 5424221B2 JP 2011541999 A JP2011541999 A JP 2011541999A JP 2011541999 A JP2011541999 A JP 2011541999A JP 5424221 B2 JP5424221 B2 JP 5424221B2
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- polypropylene
- organic peroxide
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- -1 Polypropylene Polymers 0.000 title claims description 77
- 239000004743 Polypropylene Substances 0.000 title claims description 74
- 229920001155 polypropylene Polymers 0.000 title claims description 74
- 239000011342 resin composition Substances 0.000 title claims description 20
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 150000001451 organic peroxides Chemical class 0.000 claims description 59
- 239000000155 melt Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 22
- 229920005629 polypropylene homopolymer Polymers 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 229920001577 copolymer Polymers 0.000 claims description 7
- 229920001384 propylene homopolymer Polymers 0.000 claims description 7
- 239000003999 initiator Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000000376 reactant Substances 0.000 claims description 3
- 239000012298 atmosphere Substances 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 229920005606 polypropylene copolymer Polymers 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 11
- 239000000047 product Substances 0.000 description 11
- 238000001125 extrusion Methods 0.000 description 10
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000178 monomer Substances 0.000 description 4
- 238000005215 recombination Methods 0.000 description 4
- 230000006798 recombination Effects 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- HGTUJZTUQFXBIH-UHFFFAOYSA-N (2,3-dimethyl-3-phenylbutan-2-yl)benzene Chemical compound C=1C=CC=CC=1C(C)(C)C(C)(C)C1=CC=CC=C1 HGTUJZTUQFXBIH-UHFFFAOYSA-N 0.000 description 2
- ORMDVQRBTFCOGC-UHFFFAOYSA-N (2-hydroperoxy-4-methylpentan-2-yl)benzene Chemical compound CC(C)CC(C)(OO)C1=CC=CC=C1 ORMDVQRBTFCOGC-UHFFFAOYSA-N 0.000 description 2
- FVQMJJQUGGVLEP-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy 2-ethylhexaneperoxoate Chemical compound CCCCC(CC)C(=O)OOOC(C)(C)C FVQMJJQUGGVLEP-UHFFFAOYSA-N 0.000 description 2
- QEQBMZQFDDDTPN-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy benzenecarboperoxoate Chemical compound CC(C)(C)OOOC(=O)C1=CC=CC=C1 QEQBMZQFDDDTPN-UHFFFAOYSA-N 0.000 description 2
- NLBJAOHLJABDAU-UHFFFAOYSA-N (3-methylbenzoyl) 3-methylbenzenecarboperoxoate Chemical compound CC1=CC=CC(C(=O)OOC(=O)C=2C=C(C)C=CC=2)=C1 NLBJAOHLJABDAU-UHFFFAOYSA-N 0.000 description 2
- RIPYNJLMMFGZSX-UHFFFAOYSA-N (5-benzoylperoxy-2,5-dimethylhexan-2-yl) benzenecarboperoxoate Chemical compound C=1C=CC=CC=1C(=O)OOC(C)(C)CCC(C)(C)OOC(=O)C1=CC=CC=C1 RIPYNJLMMFGZSX-UHFFFAOYSA-N 0.000 description 2
- HSLFISVKRDQEBY-UHFFFAOYSA-N 1,1-bis(tert-butylperoxy)cyclohexane Chemical compound CC(C)(C)OOC1(OOC(C)(C)C)CCCCC1 HSLFISVKRDQEBY-UHFFFAOYSA-N 0.000 description 2
- XSZYESUNPWGWFQ-UHFFFAOYSA-N 1-(2-hydroperoxypropan-2-yl)-4-methylcyclohexane Chemical compound CC1CCC(C(C)(C)OO)CC1 XSZYESUNPWGWFQ-UHFFFAOYSA-N 0.000 description 2
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- HQOVXPHOJANJBR-UHFFFAOYSA-N 2,2-bis(tert-butylperoxy)butane Chemical compound CC(C)(C)OOC(C)(CC)OOC(C)(C)C HQOVXPHOJANJBR-UHFFFAOYSA-N 0.000 description 2
- CRJIYMRJTJWVLU-UHFFFAOYSA-N 2,4,4-trimethylpentan-2-yl 3-(5,5-dimethylhexyl)dioxirane-3-carboxylate Chemical compound CC(C)(C)CCCCC1(C(=O)OC(C)(C)CC(C)(C)C)OO1 CRJIYMRJTJWVLU-UHFFFAOYSA-N 0.000 description 2
- DPGYCJUCJYUHTM-UHFFFAOYSA-N 2,4,4-trimethylpentan-2-yloxy 2-ethylhexaneperoxoate Chemical compound CCCCC(CC)C(=O)OOOC(C)(C)CC(C)(C)C DPGYCJUCJYUHTM-UHFFFAOYSA-N 0.000 description 2
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 2
- MIRQGKQPLPBZQM-UHFFFAOYSA-N 2-hydroperoxy-2,4,4-trimethylpentane Chemical compound CC(C)(C)CC(C)(C)OO MIRQGKQPLPBZQM-UHFFFAOYSA-N 0.000 description 2
- RTEZVHMDMFEURJ-UHFFFAOYSA-N 2-methylpentan-2-yl 2,2-dimethylpropaneperoxoate Chemical compound CCCC(C)(C)OOC(=O)C(C)(C)C RTEZVHMDMFEURJ-UHFFFAOYSA-N 0.000 description 2
- YMMLZUQDXYPNOG-UHFFFAOYSA-N 2-methylpentan-2-yl 7,7-dimethyloctaneperoxoate Chemical compound CCCC(C)(C)OOC(=O)CCCCCC(C)(C)C YMMLZUQDXYPNOG-UHFFFAOYSA-N 0.000 description 2
- RPBWMJBZQXCSFW-UHFFFAOYSA-N 2-methylpropanoyl 2-methylpropaneperoxoate Chemical compound CC(C)C(=O)OOC(=O)C(C)C RPBWMJBZQXCSFW-UHFFFAOYSA-N 0.000 description 2
- BQARUDWASOOSRH-UHFFFAOYSA-N 2-tert-butylperoxypropan-2-yl hydrogen carbonate Chemical compound CC(C)(C)OOC(C)(C)OC(O)=O BQARUDWASOOSRH-UHFFFAOYSA-N 0.000 description 2
- BIISIZOQPWZPPS-UHFFFAOYSA-N 2-tert-butylperoxypropan-2-ylbenzene Chemical compound CC(C)(C)OOC(C)(C)C1=CC=CC=C1 BIISIZOQPWZPPS-UHFFFAOYSA-N 0.000 description 2
- FRIBMENBGGCKPD-UHFFFAOYSA-N 3-(2,3-dimethoxyphenyl)prop-2-enal Chemical compound COC1=CC=CC(C=CC=O)=C1OC FRIBMENBGGCKPD-UHFFFAOYSA-N 0.000 description 2
- MKTOIPPVFPJEQO-UHFFFAOYSA-N 4-(3-carboxypropanoylperoxy)-4-oxobutanoic acid Chemical compound OC(=O)CCC(=O)OOC(=O)CCC(O)=O MKTOIPPVFPJEQO-UHFFFAOYSA-N 0.000 description 2
- ZHKCHSNXUCRFSM-UHFFFAOYSA-N 4-[2-[4,4-bis(tert-butylperoxy)cyclohexyl]propan-2-yl]-1,1-bis(tert-butylperoxy)cyclohexane Chemical compound C1CC(OOC(C)(C)C)(OOC(C)(C)C)CCC1C(C)(C)C1CCC(OOC(C)(C)C)(OOC(C)(C)C)CC1 ZHKCHSNXUCRFSM-UHFFFAOYSA-N 0.000 description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 2
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 2
- JUIBLDFFVYKUAC-UHFFFAOYSA-N [5-(2-ethylhexanoylperoxy)-2,5-dimethylhexan-2-yl] 2-ethylhexaneperoxoate Chemical compound CCCCC(CC)C(=O)OOC(C)(C)CCC(C)(C)OOC(=O)C(CC)CCCC JUIBLDFFVYKUAC-UHFFFAOYSA-N 0.000 description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- BXIQXYOPGBXIEM-UHFFFAOYSA-N butyl 4,4-bis(tert-butylperoxy)pentanoate Chemical compound CCCCOC(=O)CCC(C)(OOC(C)(C)C)OOC(C)(C)C BXIQXYOPGBXIEM-UHFFFAOYSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 2
- BWJUFXUULUEGMA-UHFFFAOYSA-N propan-2-yl propan-2-yloxycarbonyloxy carbonate Chemical compound CC(C)OC(=O)OOC(=O)OC(C)C BWJUFXUULUEGMA-UHFFFAOYSA-N 0.000 description 2
- YPVDWEHVCUBACK-UHFFFAOYSA-N propoxycarbonyloxy propyl carbonate Chemical compound CCCOC(=O)OOC(=O)OCCC YPVDWEHVCUBACK-UHFFFAOYSA-N 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- OPQYOFWUFGEMRZ-UHFFFAOYSA-N tert-butyl 2,2-dimethylpropaneperoxoate Chemical compound CC(C)(C)OOC(=O)C(C)(C)C OPQYOFWUFGEMRZ-UHFFFAOYSA-N 0.000 description 2
- VNJISVYSDHJQFR-UHFFFAOYSA-N tert-butyl 4,4-dimethylpentaneperoxoate Chemical compound CC(C)(C)CCC(=O)OOC(C)(C)C VNJISVYSDHJQFR-UHFFFAOYSA-N 0.000 description 2
- NMOALOSNPWTWRH-UHFFFAOYSA-N tert-butyl 7,7-dimethyloctaneperoxoate Chemical compound CC(C)(C)CCCCCC(=O)OOC(C)(C)C NMOALOSNPWTWRH-UHFFFAOYSA-N 0.000 description 2
- SWAXTRYEYUTSAP-UHFFFAOYSA-N tert-butyl ethaneperoxoate Chemical compound CC(=O)OOC(C)(C)C SWAXTRYEYUTSAP-UHFFFAOYSA-N 0.000 description 2
- DLSMLZRPNPCXGY-UHFFFAOYSA-N tert-butylperoxy 2-ethylhexyl carbonate Chemical compound CCCCC(CC)COC(=O)OOOC(C)(C)C DLSMLZRPNPCXGY-UHFFFAOYSA-N 0.000 description 2
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- HCXVPNKIBYLBIT-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy 3,5,5-trimethylhexaneperoxoate Chemical compound CC(C)(C)CC(C)CC(=O)OOOC(C)(C)C HCXVPNKIBYLBIT-UHFFFAOYSA-N 0.000 description 1
- AGKBXKFWMQLFGZ-UHFFFAOYSA-N (4-methylbenzoyl) 4-methylbenzenecarboperoxoate Chemical compound C1=CC(C)=CC=C1C(=O)OOC(=O)C1=CC=C(C)C=C1 AGKBXKFWMQLFGZ-UHFFFAOYSA-N 0.000 description 1
- BLKRGXCGFRXRNQ-SNAWJCMRSA-N (z)-3-carbonoperoxoyl-4,4-dimethylpent-2-enoic acid Chemical compound OC(=O)/C=C(C(C)(C)C)\C(=O)OO BLKRGXCGFRXRNQ-SNAWJCMRSA-N 0.000 description 1
- CTPYJEXTTINDEM-UHFFFAOYSA-N 1,2-bis(1-tert-butylperoxypropan-2-yl)benzene Chemical compound CC(C)(C)OOCC(C)C1=CC=CC=C1C(C)COOC(C)(C)C CTPYJEXTTINDEM-UHFFFAOYSA-N 0.000 description 1
- WVGXBYVKFQJQGN-UHFFFAOYSA-N 1-tert-butylperoxy-2-propan-2-ylbenzene Chemical compound CC(C)C1=CC=CC=C1OOC(C)(C)C WVGXBYVKFQJQGN-UHFFFAOYSA-N 0.000 description 1
- NOSXUFXBUISMPR-UHFFFAOYSA-N 1-tert-butylperoxyhexane Chemical compound CCCCCCOOC(C)(C)C NOSXUFXBUISMPR-UHFFFAOYSA-N 0.000 description 1
- ODBCKCWTWALFKM-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhex-3-yne Chemical compound CC(C)(C)OOC(C)(C)C#CC(C)(C)OOC(C)(C)C ODBCKCWTWALFKM-UHFFFAOYSA-N 0.000 description 1
- DMWVYCCGCQPJEA-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhexane Chemical compound CC(C)(C)OOC(C)(C)CCC(C)(C)OOC(C)(C)C DMWVYCCGCQPJEA-UHFFFAOYSA-N 0.000 description 1
- ZACVGCNKGYYQHA-UHFFFAOYSA-N 2-ethylhexoxycarbonyloxy 2-ethylhexyl carbonate Chemical compound CCCCC(CC)COC(=O)OOC(=O)OCC(CC)CCCC ZACVGCNKGYYQHA-UHFFFAOYSA-N 0.000 description 1
- NXAFRGRYHSKXJB-UHFFFAOYSA-N 2-tert-butylperoxy-3,5,5-trimethylhexanoic acid Chemical compound CC(C)(C)CC(C)C(C(O)=O)OOC(C)(C)C NXAFRGRYHSKXJB-UHFFFAOYSA-N 0.000 description 1
- KFGFVPMRLOQXNB-UHFFFAOYSA-N 3,5,5-trimethylhexanoyl 3,5,5-trimethylhexaneperoxoate Chemical compound CC(C)(C)CC(C)CC(=O)OOC(=O)CC(C)CC(C)(C)C KFGFVPMRLOQXNB-UHFFFAOYSA-N 0.000 description 1
- ACMIJDVJWLMBCX-PXAZEXFGSA-N 4-[(3ar,6ar)-2,3,3a,4,6,6a-hexahydro-1h-pyrrolo[2,3-c]pyrrol-5-yl]-6-fluoro-n-methyl-2-(2-methylpyrimidin-5-yl)oxy-9h-pyrimido[4,5-b]indol-8-amine Chemical compound CNC1=CC(F)=CC(C2=C(N3C[C@@H]4NCC[C@@H]4C3)N=3)=C1NC2=NC=3OC1=CN=C(C)N=C1 ACMIJDVJWLMBCX-PXAZEXFGSA-N 0.000 description 1
- 239000004971 Cross linker Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 238000010504 bond cleavage reaction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007765 extrusion coating Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
Classifications
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/04—Monomers containing three or four carbon atoms
- C08F10/06—Propene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/156—Heterocyclic compounds having oxygen in the ring having two oxygen atoms in the ring
- C08K5/1575—Six-membered rings
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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- C08F110/04—Monomers containing three or four carbon atoms
- C08F110/06—Propene
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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- C08F2810/10—Chemical modification of a polymer including a reactive processing step which leads, inter alia, to morphological and/or rheological modifications, e.g. visbreaking
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K5/14—Peroxides
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- C08L2023/40—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with compounds changing molecular weight
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
- C08L2666/04—Macromolecular compounds according to groups C08L7/00 - C08L49/00, or C08L55/00 - C08L57/00; Derivatives thereof
- C08L2666/06—Homopolymers or copolymers of unsaturated hydrocarbons; Derivatives thereof
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Description
本発明で使用されるポリプロピレン(A)は、0.1〜10g/10minの溶融指数、望ましくは0.5〜5g/10minの溶融指数を示す。前記溶融指数が0.1g/10min未満であるポリプロピレンを使用する場合は、ゲルの発生可能性が高くなり、魚眼(fish―eye)発生などの表面不良が発生する。また、溶融指数が10g/10minを超えるポリプロピレンを使用する場合は、反応時に長側鎖構造が相対的に弱く生成され、溶融張力が低下するという短所がある。
開始剤である有機過酸化物(C)は、10時間半減期温度が90℃〜200℃、望ましくは90℃〜150℃である有機過酸化物である。有機過酸化物の具体的な種類としては、1,1―ジ(t―ブチルペルオキシ)シクロヘキサン、2,2―ジ(4,4―ジ―(t―ブチルペルオキシ)シクロヘキシル)プロパン、t―ブチルペルオキシマレイン酸、t―ブチルペルオキシ―3,5,5―トリメチルヘキサノエート、t―ブチルペルオキシイソプロピルモノカーボネート、t―ブチルペルオキシ 2―エチルヘキシルモノカーボネート、2,5―ジ―メチル―2,5―ジ(ベンゾイルペルオキシ)ヘキサン、t―ブチルペルオキシアセテート、2,2―ジ―(t―ブチルペルオキシ)ブタン、t―ブチルペルオキシベンゾエート、n―ブチル 4,4―ジ―(t―ブチルペルオキシ)バレレート、ジ(2―t―ブチルペルオキシイソプロピル)ベンゼン、ジクミルペルオキシド、2,5―ジメチル―2,5―ジ(t―ブチルペルオキシ)ヘキサン、t―ブチルクミルペルオキシド、p―メンタンヒドロペルオキシド、2,5―ジメチル―2,5―ジ(t―ブチルペルオキシ)ヘキシン―3、イソプロピルクミルヒドロペルオキシド、1,1,3,3―テトラメチルブチルヒドロペルオキシド、クメンヒドロペルオキシド、t―ブチルヒドロペルオキシド、2,3―ジメチル―2,3―ジフェニルブタンなどがある。
有機過酸化物(D)は、10時間半減期温度が80℃以下、望ましくは70℃以下である有機過酸化物である。有機過酸化物の具体的な種類としては、ジベンゾイルペルオキシド、ジ(3―メチルベンゾイル)ペルオキシド、ジ(4―メチルベンゾイルペルオキシ)、t―ブチルペルオキシ―2―エチルヘキサノエート、ジコハク酸ペルオキシド、2,5―ジメチル―2,5―ジ(2―エチルヘキサノイルペルオキシ)ヘキサン、ジラウロイルペルオキシド、1,1,3,3―テトラメチルブチルペルオキシ―2―エチルヘキサノエート、ジ(3,5,5―トリメチルヘキサノイル)ペルオキシド、t―ブチルペルオキシピバレート、t―ヘキシルペルオキシピバレート、t―ブチルペルオキシネオヘプタノエート、t―ブチルペルオキシネオデカノエート、t―ヘキシルペルオキシネオデカノエート、ジ(2―エチルヘキシル)ペルオキシジカーボネート、1,1,3,3―テトラメチルブチルペルオキシネオデカノエート、ジイソプロピルペルオキシジカーボネート、クミルペルオキシネオデカノエート、ジ―n―プロピルペルオキシジカーボネート、ジイソブチリルペルオキシドなどがある
230、2.16kgfでASTM D―1238法で測定した。
ドイツのゴットフェルト(Gottfert)社のレオテンス(Rheotens)71.97装備を使用して測定した。測定方法は、ドイツのブラベンダー社のブラベンダー一軸押出機に樹脂を入れて200℃、50rpmで押出し、ダイの下側にレオテンスを装着して測定した。レオテンスには、樹脂の延伸のために4個の車輪が装着されており、延伸速度は同一の比率(0.1s−1)で等加速される。測定された値は、センチニュートン(cN)で示した。
(A)成分として溶融指数が1g/10分であるポリプロピレン単独重合体50重量部に、(C)成分である有機過酸化物をポリプロピレン100重量部に対して0.1重量部含浸した後、(B)成分として溶融指数が12g/10分であるポリプロピレン単独重合体50重量部を共にヘンセルミキサーに入れ、常温条件でヘンセルミキサーの内部を窒素に充分に置換した後、4分間充分に混ぜた。充分に混ぜた後、180〜220℃の温度範囲で準備された二軸押出機(L/D=52)のメーンフィーダーに前記混合物を投入した後、押出機の中間部分に(D)成分である有機過酸化物をポリプロピレン100重量部に対して0.4重量部サイドフィードした後、反応・押出した。押出後に得られたペレットは、80℃で24時間充分に乾燥し、前記方法によってMI及び溶融張力を測定し、その結果を[表1]に示した。
(A)成分として溶融指数が1g/10分であるポリプロピレン単独重合体を50重量部、(B)成分として溶融指数が12.0g/10分であるポリプロピレン単独重合体を50重量部使用し、有機過酸化物(C)をポリプロピレン100重量部に対して0.3重量部、有機過酸化物(D)をポリプロピレン100重量部に対して0.4重量部使用したことを除いては、前記実施例1と同一の方法で製造した。
(A)成分として溶融指数が1g/10分であるポリプロピレン単独重合体を50重量部、(B)成分として溶融指数が12.0g/10分であるポリプロピレン単独重合体を50重量部使用し、有機過酸化物(C)の量をポリプロピレン100重量部に対して0.1重量部、有機過酸化物(D)をポリプロピレン100重量部に対して0.8重量部使用したことを除いては、前記実施例1と同一の方法で製造した。
(A)成分として溶融指数が1g/10分であるポリプロピレン単独重合体を50重量部、(B)成分として溶融指数が12.0g/10分であるポリプロピレン単独重合体を50重量部使用し、有機過酸化物(C)の量をポリプロピレン100重量部に対して0.3重量部、有機過酸化物(D)をポリプロピレン100重量部に対して0.8重量部使用したことを除いては、前記実施例1と同一の方法で製造した。
(A)成分として溶融指数が1g/10分であるポリプロピレン単独重合体を50重量部、(B)成分として溶融指数が12.0g/10分であるポリプロピレン単独重合体を50重量部使用し、有機過酸化物(C)、(D)を使用しないことを除いては、前記実施例1と同一の方法で製造した。
(A)成分として溶融指数が1g/10分であるポリプロピレン単独重合体を50重量部、(B)成分として溶融指数が12.0g/10分であるポリプロピレン単独重合体を50重量部使用し、有機過酸化物(C)の量をポリプロピレン100重量部に対して0.3重量部使用し、有機過酸化物(D)を使用しないことを除いては、前記実施例1と同一の方法で製造した。
(A)成分として溶融指数が1g/10分であるポリプロピレン単独重合体を50重量部、(B)成分として溶融指数が12.0g/10分であるポリプロピレン単独重合体を50重量部使用し、有機過酸化物(C)を使用せず、有機過酸化物(D)のみをポリプロピレン100重量部に対して0.8重量部使用したことを除いては、前記実施例1と同一の方法で製造した。
溶融指数が1g/10分である(A)成分としてポリプロピレン100%で構成された組成物に対する溶融張力を前記測定方法を通して測定した。
Claims (4)
- (a)ポリプロピレン単独重合体及び共重合体、反応開始剤である有機過酸化物(C)を不活性気体雰囲気のミキサーで充分に混合した後、押出機に投入し、
(b)反応剤である有機過酸化物(D)を押出機の中間部分にサイドフィーディング方式で添加し、
(c)押出機で連続的に溶融・反応させて製造することを含んで構成され、
前記有機過酸化物(C)は、10時間半減期温度が90〜200℃である有機過酸化物であり、
前記有機過酸化物(D)は、10時間半減期温度が80℃以下である有機過酸化物であることを特徴とする、高溶融張力ポリプロピレン樹脂組成物の製造方法。 - 前記(a)段階の前記混合は、ポリプロピレン(A)に有機過酸化物(C)を含浸した後、ポリプロピレン(B)を混合することであり、
前記ポリプロピレン(A)は、溶融指数(ASTM 1238、g/10min)が0.1〜10.0であるプロピレン単独重合体又は共重合体であり、
前記ポリプロピレン(B)は、溶融指数が2.0〜80.0g/10minであるプロピレン単独重合体又は共重合体であることを特徴とする、請求項1に記載の高溶融張力ポリプロピレン樹脂組成物の製造方法。 - 前記(c)段階の前記押出機は、L/Dが35以上であることを特徴とする、請求項1に記載の高溶融張力ポリプロピレン樹脂組成物の製造方法。
- 前記(c)段階の溶融反応は、反応温度が160〜240℃であることを特徴とする、請求項1に記載の高溶融張力ポリプロピレン樹脂組成物の製造方法。
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-
2008
- 2008-12-26 KR KR1020080134858A patent/KR100996420B1/ko active IP Right Grant
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2009
- 2009-10-13 EP EP09835160.4A patent/EP2371898B1/en active Active
- 2009-10-13 JP JP2011541999A patent/JP5424221B2/ja active Active
- 2009-10-13 CN CN200980152575.2A patent/CN102264828B/zh active Active
- 2009-10-13 WO PCT/KR2009/005886 patent/WO2010074394A2/ko active Application Filing
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2011
- 2011-06-13 US US13/159,177 patent/US20110245425A1/en not_active Abandoned
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WO2010074394A2 (ko) | 2010-07-01 |
US20110245425A1 (en) | 2011-10-06 |
EP2371898A2 (en) | 2011-10-05 |
WO2010074394A3 (ko) | 2010-08-12 |
CN102264828B (zh) | 2014-06-18 |
WO2010074394A4 (ko) | 2010-09-23 |
JP2012512303A (ja) | 2012-05-31 |
EP2371898B1 (en) | 2013-12-04 |
US20120149845A1 (en) | 2012-06-14 |
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