JP2015512461A - ホスフィド開始剤を用いる機能性ポリマーの調製 - Google Patents
ホスフィド開始剤を用いる機能性ポリマーの調製 Download PDFInfo
- Publication number
- JP2015512461A JP2015512461A JP2015503672A JP2015503672A JP2015512461A JP 2015512461 A JP2015512461 A JP 2015512461A JP 2015503672 A JP2015503672 A JP 2015503672A JP 2015503672 A JP2015503672 A JP 2015503672A JP 2015512461 A JP2015512461 A JP 2015512461A
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- JP
- Japan
- Prior art keywords
- chloride
- polymer
- monomer
- lithium
- phosphinas
- 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.)
- Granted
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- 239000003999 initiator Substances 0.000 title claims description 47
- 229920001002 functional polymer Polymers 0.000 title description 3
- 238000002360 preparation method Methods 0.000 title description 3
- 229920000642 polymer Polymers 0.000 claims abstract description 137
- 239000000178 monomer Substances 0.000 claims abstract description 69
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Natural products P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims abstract description 65
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 35
- 150000001993 dienes Chemical class 0.000 claims abstract description 30
- 229920013730 reactive polymer Polymers 0.000 claims abstract description 24
- 238000006116 polymerization reaction Methods 0.000 claims description 67
- 229910052744 lithium Inorganic materials 0.000 claims description 62
- 239000003795 chemical substances by application Substances 0.000 claims description 56
- 150000001875 compounds Chemical class 0.000 claims description 39
- 239000002904 solvent Substances 0.000 claims description 34
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 25
- 229910052698 phosphorus Inorganic materials 0.000 claims description 18
- 125000000962 organic group Chemical group 0.000 claims description 17
- 125000000524 functional group Chemical group 0.000 claims description 15
- 125000004437 phosphorous atom Chemical group 0.000 claims description 14
- 150000002900 organolithium compounds Chemical class 0.000 claims description 12
- 239000007822 coupling agent Substances 0.000 claims description 10
- 229920001577 copolymer Polymers 0.000 claims description 9
- 230000000977 initiatory effect Effects 0.000 claims description 7
- 125000001979 organolithium group Chemical group 0.000 claims description 7
- 229920002554 vinyl polymer Polymers 0.000 claims description 7
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 6
- 125000001931 aliphatic group Chemical group 0.000 claims description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 150000004820 halides Chemical class 0.000 claims description 5
- 230000000379 polymerizing effect Effects 0.000 claims description 4
- 150000002641 lithium Chemical group 0.000 claims description 3
- 125000002723 alicyclic group Chemical group 0.000 claims 1
- -1 phosphine compound Chemical class 0.000 abstract description 76
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 197
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 174
- 239000000203 mixture Substances 0.000 description 53
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 51
- 229920001971 elastomer Polymers 0.000 description 35
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 34
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 34
- 239000005060 rubber Substances 0.000 description 29
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 27
- 238000006243 chemical reaction Methods 0.000 description 26
- 229920003048 styrene butadiene rubber Polymers 0.000 description 17
- 239000003963 antioxidant agent Substances 0.000 description 16
- 230000003078 antioxidant effect Effects 0.000 description 16
- 239000002174 Styrene-butadiene Substances 0.000 description 15
- 230000015572 biosynthetic process Effects 0.000 description 14
- 238000003786 synthesis reaction Methods 0.000 description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
- 238000010539 anionic addition polymerization reaction Methods 0.000 description 11
- 238000012360 testing method Methods 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 10
- FZLHAQMQWDDWFI-UHFFFAOYSA-N 2-[2-(oxolan-2-yl)propan-2-yl]oxolane Chemical compound C1CCOC1C(C)(C)C1CCCO1 FZLHAQMQWDDWFI-UHFFFAOYSA-N 0.000 description 9
- 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 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000002156 mixing Methods 0.000 description 9
- 229910001220 stainless steel Inorganic materials 0.000 description 9
- 239000010935 stainless steel Substances 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- 239000004594 Masterbatch (MB) Substances 0.000 description 8
- XGRJZXREYAXTGV-UHFFFAOYSA-N chlorodiphenylphosphine Chemical compound C=1C=CC=CC=1P(Cl)C1=CC=CC=C1 XGRJZXREYAXTGV-UHFFFAOYSA-N 0.000 description 8
- 239000000945 filler Substances 0.000 description 8
- 229930195733 hydrocarbon Natural products 0.000 description 8
- 125000001183 hydrocarbyl group Chemical group 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 239000002994 raw material Substances 0.000 description 8
- 125000000129 anionic group Chemical group 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 235000021355 Stearic acid Nutrition 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 6
- 238000001723 curing Methods 0.000 description 6
- VZZJVOCVAZHETD-UHFFFAOYSA-N diethylphosphane Chemical compound CCPCC VZZJVOCVAZHETD-UHFFFAOYSA-N 0.000 description 6
- 238000009472 formulation Methods 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 239000004615 ingredient Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 6
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 239000011414 polymer cement Substances 0.000 description 6
- 238000010791 quenching Methods 0.000 description 6
- 230000000171 quenching effect Effects 0.000 description 6
- 239000000377 silicon dioxide Substances 0.000 description 6
- 239000008117 stearic acid Substances 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 239000013020 final formulation Substances 0.000 description 5
- 229910001507 metal halide Inorganic materials 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 5
- 238000004073 vulcanization Methods 0.000 description 5
- DIGKGWWSMMWBIZ-UHFFFAOYSA-N 3-[diethoxy(methyl)silyl]-n,n-bis(trimethylsilyl)propan-1-amine Chemical compound CCO[Si](C)(OCC)CCCN([Si](C)(C)C)[Si](C)(C)C DIGKGWWSMMWBIZ-UHFFFAOYSA-N 0.000 description 4
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 4
- 239000006229 carbon black Substances 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 238000007306 functionalization reaction Methods 0.000 description 4
- 125000005843 halogen group Chemical group 0.000 description 4
- 150000005309 metal halides Chemical class 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- PRKPGWQEKNEVEU-UHFFFAOYSA-N 4-methyl-n-(3-triethoxysilylpropyl)pentan-2-imine Chemical compound CCO[Si](OCC)(OCC)CCCN=C(C)CC(C)C PRKPGWQEKNEVEU-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 3
- 239000005062 Polybutadiene Substances 0.000 description 3
- LREAZWJEBORMTB-UHFFFAOYSA-N bis(2-methylpropyl)phosphane Chemical compound CC(C)CPCC(C)C LREAZWJEBORMTB-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000010924 continuous production Methods 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- HDULBKVLSJEMGN-UHFFFAOYSA-N dicyclohexylphosphane Chemical compound C1CCCCC1PC1CCCCC1 HDULBKVLSJEMGN-UHFFFAOYSA-N 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 229910052732 germanium Inorganic materials 0.000 description 3
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical group [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 3
- 125000005842 heteroatom Chemical group 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- 239000003607 modifier Substances 0.000 description 3
- YCWSUKQGVSGXJO-NTUHNPAUSA-N nifuroxazide Chemical group C1=CC(O)=CC=C1C(=O)N\N=C\C1=CC=C([N+]([O-])=O)O1 YCWSUKQGVSGXJO-NTUHNPAUSA-N 0.000 description 3
- 150000002902 organometallic compounds Chemical class 0.000 description 3
- AUONHKJOIZSQGR-UHFFFAOYSA-N oxophosphane Chemical compound P=O AUONHKJOIZSQGR-UHFFFAOYSA-N 0.000 description 3
- 150000003003 phosphines Chemical class 0.000 description 3
- 229920002857 polybutadiene Polymers 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- 229920003051 synthetic elastomer Polymers 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- KVNYFPKFSJIPBJ-UHFFFAOYSA-N 1,2-diethylbenzene Chemical compound CCC1=CC=CC=C1CC KVNYFPKFSJIPBJ-UHFFFAOYSA-N 0.000 description 2
- CYSGHNMQYZDMIA-UHFFFAOYSA-N 1,3-Dimethyl-2-imidazolidinon Chemical compound CN1CCN(C)C1=O CYSGHNMQYZDMIA-UHFFFAOYSA-N 0.000 description 2
- SDJHPPZKZZWAKF-UHFFFAOYSA-N 2,3-dimethylbuta-1,3-diene Chemical compound CC(=C)C(C)=C SDJHPPZKZZWAKF-UHFFFAOYSA-N 0.000 description 2
- ZFFMLCVRJBZUDZ-UHFFFAOYSA-N 2,3-dimethylbutane Chemical group CC(C)C(C)C ZFFMLCVRJBZUDZ-UHFFFAOYSA-N 0.000 description 2
- RCJMVGJKROQDCB-UHFFFAOYSA-N 2-methylpenta-1,3-diene Chemical compound CC=CC(C)=C RCJMVGJKROQDCB-UHFFFAOYSA-N 0.000 description 2
- CJSBUWDGPXGFGA-UHFFFAOYSA-N 4-methylpenta-1,3-diene Chemical compound CC(C)=CC=C CJSBUWDGPXGFGA-UHFFFAOYSA-N 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
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- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
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- JHHSMNFDIMYZNT-UHFFFAOYSA-N tert-butyl(3-methylbutyl)phosphane Chemical compound CC(C)CCPC(C)(C)C JHHSMNFDIMYZNT-UHFFFAOYSA-N 0.000 description 1
- BNQYHIPZVFCVFU-UHFFFAOYSA-N tert-butyl(cyclohexyl)phosphane Chemical compound CC(C)(C)PC1CCCCC1 BNQYHIPZVFCVFU-UHFFFAOYSA-N 0.000 description 1
- AOLGNKCVNPPUON-UHFFFAOYSA-N tert-butyl(ethyl)phosphane Chemical compound CCPC(C)(C)C AOLGNKCVNPPUON-UHFFFAOYSA-N 0.000 description 1
- UHCPIXRUPAAMNO-UHFFFAOYSA-N tert-butyl(hexyl)phosphane Chemical compound CCCCCCPC(C)(C)C UHCPIXRUPAAMNO-UHFFFAOYSA-N 0.000 description 1
- ZDQSBZHWCMBILH-UHFFFAOYSA-N tert-butyl(methyl)phosphane Chemical compound CPC(C)(C)C ZDQSBZHWCMBILH-UHFFFAOYSA-N 0.000 description 1
- VNXFPAULUSOQTE-UHFFFAOYSA-N tert-butyl(pentyl)phosphane Chemical compound CCCCCPC(C)(C)C VNXFPAULUSOQTE-UHFFFAOYSA-N 0.000 description 1
- ZSSMIQURWRIOCN-UHFFFAOYSA-N tert-butyl(phenyl)phosphane Chemical compound CC(C)(C)PC1=CC=CC=C1 ZSSMIQURWRIOCN-UHFFFAOYSA-N 0.000 description 1
- LXEPFXNKXVLJCN-UHFFFAOYSA-N tert-butyl(propan-2-yl)phosphane Chemical compound CC(C)PC(C)(C)C LXEPFXNKXVLJCN-UHFFFAOYSA-N 0.000 description 1
- BVBVTGOTFIOPTR-UHFFFAOYSA-N tert-butyl(propyl)phosphane Chemical compound CCCPC(C)(C)C BVBVTGOTFIOPTR-UHFFFAOYSA-N 0.000 description 1
- MMGOTUAZCTWZKP-UHFFFAOYSA-N tert-butyl-chloro-cyclohexylphosphane Chemical compound CC(C)(C)P(Cl)C1CCCCC1 MMGOTUAZCTWZKP-UHFFFAOYSA-N 0.000 description 1
- VJHDVMPJLLGYBL-UHFFFAOYSA-N tetrabromogermane Chemical compound Br[Ge](Br)(Br)Br VJHDVMPJLLGYBL-UHFFFAOYSA-N 0.000 description 1
- IEXRMSFAVATTJX-UHFFFAOYSA-N tetrachlorogermane Chemical compound Cl[Ge](Cl)(Cl)Cl IEXRMSFAVATTJX-UHFFFAOYSA-N 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- 229940095070 tetrapropyl orthosilicate Drugs 0.000 description 1
- ZQZCOBSUOFHDEE-UHFFFAOYSA-N tetrapropyl silicate Chemical compound CCCO[Si](OCCC)(OCCC)OCCC ZQZCOBSUOFHDEE-UHFFFAOYSA-N 0.000 description 1
- 150000003555 thioacetals Chemical class 0.000 description 1
- LTSUHJWLSNQKIP-UHFFFAOYSA-J tin(iv) bromide Chemical compound Br[Sn](Br)(Br)Br LTSUHJWLSNQKIP-UHFFFAOYSA-J 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- DDFYIVSQEDKSGY-UHFFFAOYSA-M tri(propan-2-yl)stannanylium;chloride Chemical compound CC(C)[Sn](Cl)(C(C)C)C(C)C DDFYIVSQEDKSGY-UHFFFAOYSA-M 0.000 description 1
- JSQJUDVTRRCSRU-UHFFFAOYSA-N tributyl(chloro)silane Chemical compound CCCC[Si](Cl)(CCCC)CCCC JSQJUDVTRRCSRU-UHFFFAOYSA-N 0.000 description 1
- LFXJGGDONSCPOF-UHFFFAOYSA-N trichloro(hexyl)silane Chemical compound CCCCCC[Si](Cl)(Cl)Cl LFXJGGDONSCPOF-UHFFFAOYSA-N 0.000 description 1
- RCHUVCPBWWSUMC-UHFFFAOYSA-N trichloro(octyl)silane Chemical compound CCCCCCCC[Si](Cl)(Cl)Cl RCHUVCPBWWSUMC-UHFFFAOYSA-N 0.000 description 1
- INTLMJZQCBRQAT-UHFFFAOYSA-K trichloro(octyl)stannane Chemical compound CCCCCCCC[Sn](Cl)(Cl)Cl INTLMJZQCBRQAT-UHFFFAOYSA-K 0.000 description 1
- ORVMIVQULIKXCP-UHFFFAOYSA-N trichloro(phenyl)silane Chemical compound Cl[Si](Cl)(Cl)C1=CC=CC=C1 ORVMIVQULIKXCP-UHFFFAOYSA-N 0.000 description 1
- JFRDMMAVFUOTMP-UHFFFAOYSA-M trihexylstannanylium;chloride Chemical compound CCCCCC[Sn](Cl)(CCCCCC)CCCCCC JFRDMMAVFUOTMP-UHFFFAOYSA-M 0.000 description 1
- 239000005051 trimethylchlorosilane Substances 0.000 description 1
- NHSGFFFVCFHOBS-UHFFFAOYSA-M tris(2-methylpropyl)stannanylium;chloride Chemical compound CC(C)C[Sn](Cl)(CC(C)C)CC(C)C NHSGFFFVCFHOBS-UHFFFAOYSA-M 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
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- C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F236/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F236/04—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
- C08F236/10—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl-aromatic monomers
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- C08C19/00—Chemical modification of rubber
- C08C19/24—Incorporating phosphorus atoms into the molecule
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- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
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- C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F236/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
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- C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F36/04—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/06—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen
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- C08F4/086—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen of alkali metals an alkali metal bound to nitrogen, e.g. LiN(C2H5)2
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Abstract
Description
(R2P−π)n−ω
(式中、各Rは独立に1価の有機基であり、Pはリン原子であり、πはポリマー鎖であり、ωは水素原子、停止末端官能基、又は多価カップリング基であり、nは1〜約4の整数である)で規定されるポリマーを含む、ポリマー組成物を提供する。
本発明の実施形態は、少なくとも部分的には、メタル化有機ホスフィンを用いる、任意選択でコモノマーと共に、ジエンモノマーのアニオン重合を開始する方法の発見に基づいている。先行技術はポリジエンの重合にリチウムジアルキルホスフィドをホスフィンオキシド改質剤と併せて使用することを企図する一方、本発明の実施により、予想外にも、ホスフィンオキシド改質剤を使用せずに、技術的に有用なポリマーが得られる。更に、モノマーの非存在下でメタル化有機ホスフィンを調製することが、技術的に有用なポリマーを得る上で重要であることが判明している。得られるポリマー生成物は、好都合なことに、技術的に有用な割合の、ポリマー鎖の開始末端にリン含有基を含むポリマー鎖を含む。そして、該ポリマーは、ポリマー鎖の停止末端をカップリングするための、末端官能化するための、又はカップリング及び末端官能化の両方を行うための多くの停止剤によって停止することができる。
本発明の実施に用いられるメタル化有機ホスフィンは、有機ホスフィン化合物をメタル化することによって調製し得る。
如何なる特定の理論にも拘束されることを望むものではないが、予め生成されるリチウム有機ホスフィド(すなわちリチオ化有機ホスフィン)は、式R2PLi(式中、各Rは独立に1価の有機基であり、Pはリン原子であり、Liはリン原子に直接結合するリチウム原子である)により規定できると考えられる。各1価の有機基は、上記に規定されるヒドロカルビル基又は置換ヒドロカルビル基とし得る。
一つ又は複数の実施形態において、予め生成されるリチウム有機ホスフィドを、重合されるモノマーと共に導入することによって、ポリジエン又はポリジエン共重合体が調製される。開始剤として働くリチウム有機ホスフィドによるモノマーのアニオン重合によって、重合が進行すると考えられる。以下により詳細に記載されるように、ポリマー鎖の開始末端にリン含有官能基を含むポリマーが末端官能化されて、ポリマー鎖の停止末端に官能基を有するポリマーを生成し得る(すなわちテレケリックポリマーが生成される)。
いずれにしても、この反応は、反応性末端又はリビング末端を有する反応性ポリマーを生成する。一つ又は複数の実施形態において、ポリマー分子の少なくとも約30%がリビング末端を含み、他の実施形態においてはポリマー分子の少なくとも約50%がリビング末端を含み、及び他の実施形態においては少なくとも約80%がリビング末端を含む。
一つ又は複数の実施形態において、反応性ポリマーと官能化剤との間の反応の代わりに、又は該反応が達成された、すなわち完了した後に、全ての残存反応性ポリマー鎖及び/又は開始剤を不活性化するために、重合混合物に対してクエンチ剤を添加できる。該クエンチ剤としては、それらに限定されないが、アルコール、カルボン酸、無機酸、水、又はそれらの混合物を始めとする、プロトン性化合物を挙げることができる。クエンチ剤の添加と共に、その前に、又はその後に、2,6−ジ−tert−ブチル−4−メチルフェノールなどの酸化防止剤を添加し得る。用いられる酸化防止剤の量は、ポリマー生成物の0.2重量%〜1重量%の範囲とし得る。
重合混合物がクエンチされた場合、本技術分野で公知の、任意の従来の脱溶媒及び乾燥操作を用いることによって、重合混合物からポリマー生成物を回収できる。例えば、ポリマーセメントを水蒸気脱溶媒に供し、続いて得られるポリマー団粒を加熱空気トンネル中で乾燥することにより、ポリマーを回収できる。あるいは、ポリマーセメントをドラム乾燥器上で直接乾燥することにより、ポリマーを回収し得る。乾燥ポリマー中の揮発性物質の含有量は、ポリマーの1重量%未満、他の実施形態においては0.5重量%未満であってよい。
任意選択でカップリング剤及び/又は官能化剤と共に、用いられるリン含有開始剤が反応して新規な官能化ポリマーを生成すると考えられるが、何れの実施形態においても、生成する官能化ポリマーの正確な化学構造は、特に官能化剤によってポリマー鎖末端に付与される残基に関係する構造としては、高い確実性では全く判ってはいない。実際、官能化ポリマーの構造は、反応性ポリマーを調製するために用いられる条件(例えば開始剤の種類及び量)及び官能化剤を反応性ポリマーと反応させるために用いられる条件などの種々の因子に依存し得ることが推測される。
(R2P−π)n−ω
(式中、各Rは独立に1価の有機基であり、Pはリン原子であり、πはポリマー鎖であり、ωは水素原子、停止末端官能基、又は多価カップリング基であり、かつnは1〜約4の整数である)で規定される機能化ポリマーを含み得る。
本発明の官能化ポリマーは、タイヤ部品の製造において特に有用である。特定の実施形態において、これらのタイヤ部品は、シリカ充填剤を含む。これらのタイヤ部品は、官能化ポリマーを単独で、又は他のゴム状ポリマー(すなわち、加硫して、エラストマーとしての特性を有する組成物を形成できるポリマー)と共に用いることにより製造できる。用いる得る他のゴム状ポリマーとしては、天然又は合成のエラストマーが挙げられる。合成エラストマーは、一般的に、共役ジエンモノマーの重合に由来する。これらの共役ジエンモノマーは、ビニル置換芳香族モノマーなどの他のモノマーと共重合し得る。他のゴム状ポリマーは、エチレン並びに1種又は2種以上のα−オレフィン及び任意選択で1種又は2種以上のジエンモノマーの重合に由来し得る。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.52kgのヘキサン、0.39kgの34.0wt%スチレンのヘキサン溶液、及び2.54kgの21.5wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、3.44mLの1.65M n−ブチルリチウムのヘキサン溶液、及び1.77mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約30分後に、酸化防止剤(BHT)を含有するイソプロパノール中に内容物を排出した。ポリマーをドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.34kgのヘキサン、0.34kgの34.0wt%スチレンのヘキサン溶液、及び2.13kgの22.0wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、2.96mLの1.65M n−ブチルリチウムのヘキサン溶液、6.00mLの0.73M ジエチルホスフィンのヘキサン溶液、及び1.77mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約45分後に、内容物の一部を窒素で排気したボトル中に排出し、BuLi当たり1当量のクロロジフェニルホスフィンにより停止した。酸化防止剤を含有するイソプロパノール中でポリマーを凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
例2における反応器の残余の内容物を窒素で排気したボトル中に排出し、BuLi当たり1当量のN,N−ビス(トリメチルシリル)アミノプロピルメチルジエトキシシランにより停止した。酸化防止剤を含有するイソプロパノール中でポリマーを凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.52kgのヘキサン、0.39kgの34.0wt%スチレンのヘキサン溶液、及び2.54kgの21.5wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、3.44mLの1.65M n−ブチルリチウムのヘキサン溶液、6.97mLの0.73M ジエチルホスフィンのヘキサン溶液、及び2.06mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を予め混合した溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約30分後に、酸化防止剤を含有するイソプロパノール中に内容物を排出し、イソプロパノール中で凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.52kgのヘキサン、0.39kgの34.0wt%スチレンのヘキサン溶液、及び2.54kgの21.5wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、3.44mLの1.65M n−ブチルリチウムのヘキサン溶液、6.97mLの0.73M ジエチルホスフィンのヘキサン溶液、及び2.06mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を予め混合した溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約45分後に、内容物の一部を窒素で排気したボトル中に排出し、1当量/Liのクロロジフェニルホスフィンにより停止し、酸化防止剤を含有するイソプロパノール中で凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
例5における反応器の残余の内容物を、窒素で排気したボトル中に排出し、BuLi当たり1当量のN,N−ビス(トリメチルシリル)アミノプロピルメチルジエトキシシランにより停止した。酸化防止剤を含有するイソプロパノール中でポリマーを凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.58kgのヘキサン、0.39kgの34.0wt%スチレンのヘキサン溶液、及び2.48kgの22.0wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、3.44mLの1.65M n−ブチルリチウムのヘキサン溶液、6.97mLの0.73M ジエチルホスフィンのヘキサン溶液、及び2.06mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を予め混合し、50℃で30分間加熱した溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約60分後に、酸化防止剤を含有するイソプロパノール中に内容物の一部を排出し、イソプロパノール中で凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
例7における反応器の残余の内容物を、窒素で排気したボトル中に排出し、BuLi当たり1当量のクロロジフェニルホスフィンにより停止した。酸化防止剤を含有するイソプロパノール中でポリマーを凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.52kgのヘキサン、0.39kgの34.0wt%スチレンのヘキサン溶液、及び2.54kgの21.5wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、3.44mLの1.65M n−ブチルリチウムのヘキサン溶液、11.34mLの0.45M ジイソブチルホスフィンのヘキサン溶液、及び2.06mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を予め混合した溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約45分後に、酸化防止剤を含有するイソプロパノール中に内容物を排出し、イソプロパノール中で凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.52kgのヘキサン、0.39kgの34.0wt%スチレンのヘキサン溶液、及び2.54kgの21.5wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、3.44mLの1.65M n−ブチルリチウムのヘキサン溶液、14.58mLの0.35M ジイソブチルホスフィンのヘキサン溶液、及び2.06mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を予め混合した溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約45分後に、酸化防止剤を含有するイソプロパノール中に内容物を排出し、イソプロパノール中で凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.55kgのヘキサン、0.39kgの34.0wt%スチレンのヘキサン溶液、及び2.51kgの21.8wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、3.44mLの1.65M n−ブチルリチウムのヘキサン溶液、及び2.06mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を予め混合した溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約30分後に、酸化防止剤を含有するイソプロパノール中に内容物を排出し、イソプロパノール中で凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。同様の方法で例12を合成した。
タービン型撹拌翼を備える7.57Lのステンレス鋼製反応器に、1.55kgのヘキサン、0.39kgの34.0wt%スチレンのヘキサン溶液、及び2.51kgの21.8wt%1,3−ブタジエンのヘキサン溶液を添加した。この反応器に、3.44mLの1.65M n−ブチルリチウムのヘキサン溶液、6.97mLの0.73M ジエチルホスフィンのヘキサン溶液、及び2.06mLの1.60M 2,2−ジテトラヒドロフリルプロパン(DTHFP)のヘキサン溶液を予め混合した溶液を仕込んだ。このバッチを86℃の発熱が起こるまで加熱した。発熱の約30分後に、酸化防止剤を含有するイソプロパノール中に内容物を排出し、イソプロパノール中で凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
例13において作製した溶液の分割液を窒素で排気したガラスボトル中に排出し、BuLiの当量当たり1当量のクロロジフェニルホスフィンにより処理した。次にポリマーを酸化防止剤で処理し、イソプロパノール中で凝析させ、ドラム乾燥し、表1に掲げた特性をもつポリマーを得た。
上記の例11〜14において調製されたポリマーを用いて、タイヤトレッドの製造に有用な類型のカーボンブラック充填ゴム組成物を調製した。組成物を調製するために用いた原料成分を表2に重量部で示す。各ゴム組成物は、初期及び最終と名付けた2つの段階で調製した。初期部分においては、例2又は3のポリマーをカーボンブラック、酸化防止剤、ステアリン酸、ワックス、芳香族油、及び酸化亜鉛と混合した。
*単位は重量部。
上記の例11〜14において調製されたポリマーを用いて、タイヤトレッドの製造に好適な類型のシリカ充填ゴム組成物を調製した。該組成物を調製するために用いた原料成分を表4に示す。各ゴム組成物は、以下により詳細に記載する多段混合操作を用いて調製した。
24.6リットルの反応器中で、20分間の滞留時間にて連続重合を行った。反応器をヘキサンで満たし、ジャケット温度を91℃に設定した。次の原料成分、(1)3.0kg/hrのスチレン/ヘキサン配合物(スチレン31.8%)、(2)24.6kg/hrのブタジエン/ヘキサン配合物(ブタジエン21.7%)、(3)8.0kg/hrのヘキサン、(4)0.65kg/hrのDTHFP/ヘキサン(0.058M DTHFP)、(5)10.0cc/hrの1,2−ブタジエン(20%)、及び(6)0.45kg/hrのリチウム開始剤/ヘキサン(0.1M リチウム)を、計量器を介して反応器の底部に供給した。ブロックスチレンの生成を最小化するために、更に10.6kg/hrのブタジエン/ヘキサン配合物(ブタジエン21.7%)の流れを反応器の中央部分に添加した。ポリマーセメントを反応器の上部から貯留槽へと抜き出した。約1〜1.5時間の重合時間の後に、反応器の上部温度が91℃、底部温度が79℃で定常状態に達した。更に1時間の重合の後に、試料を反応器の上部から抜き出し、ドラム乾燥したところ、該試料は、次の特性、ML4 37、t−80 2.1秒、及び転化率 99.6%(GC)を有していた。更なるポリマー特性を表6に提示する。
次の変更を行った上で、例23と同様の重合条件を用いた。原料成分4、DTHFP/ヘキサンを、0.32kg/hr(0.116M DTHFP)で添加した。追加の原料成分、ジシクロヘキシルホスフィン/ヘキサン(0.36kg/hr、0.1M ジシクロヘキシルホスフィン)を、反応器の底部に入る前に、原料成分3、4、5、及び6と配管中で約14分間混合した。ポリマー特性は、ML4 27、t−80 1.7秒、及び転化率 99.7%であった。ポリマー特性を表6に提示する。
反応器の上部/出口において停止を行うための3−(1,3−ジメチルブチリデン)アミノプロピル−トリエトキシシラン/ヘキサンの流れ(0.30kg/hr、0.075M S340)を追加した上で、例23で用いた同様の重合条件を用いた。停止されたポリマーセメントを、第2の反応槽で更に20分間の滞留時間の間反応させた。第2の反応槽から再度試料を取り出し、ドラム乾燥したところ、該試料は、次の特性、ML4 47、t−80 2.7秒、及び転化率 99.6%を有していた。ポリマー特性を表6に提示する。
反応器の上部/出口において停止を行うための3−(1,3−ジメチルブチリデン)アミノプロピル−トリエトキシシラン/ヘキサンの流れ(0.30kg/hr、0.075M 3−(1,3−ジメチルブチリデン)アミノプロピル−トリエトキシシラン)を追加した上で、例24で用いた同様の重合条件を用いた。停止されたポリマーセメントを、第2の反応槽で更に20分間の滞留時間の間反応させた。第2の反応槽から再度試料を取り出し、ドラム乾燥したところ、該試料は、次の特性、ML4 47、t−80 2.7秒、及び転化率 99.6%を有していた。例4に関するポリマー特性は、ML4 34、t−80 2.0秒、及び転化率 99.6%であった。ポリマー特性を表6に提示する。
例19〜22と同様の方法で、例23〜26で調製したポリマーを用いて、シリカ充填剤を含むゴム組成物を調製した。原料成分は表4中のものと同様であり、混合、硬化、及び試験を同様の方法で行った。表7は実施した試験の結果を提示する。
Claims (20)
- i.実質的なモノマーの非存在下で有機ホスフィン化合物をメタル化してメタル化有機ホスフィンを生成すること、及び
ii.前記メタル化有機ホスフィンを共役ジエンモノマーを含むモノマーに導入して反応性ポリマーを生成すること
を含む、ポリマーの調製方法。 - 前記有機ホスフィン化合物をメタル化するステップが第二級有機ホスフィンを有機リチウム化合物と反応させることを含む、請求項1に記載の方法。
- 前記第二級有機ホスフィンがジヒドロカルビルホスフィン又は置換ジヒドロカルビルホスフィンである、請求項2に記載の方法。
- 前記有機ホスフィンをメタル化するステップが第I族又は第II族金属をハロジオルガノホスフィンと反応させることを含む、請求項1に記載の方法。
- 前記第I族又は第II族金属がリチウムである、請求項4に記載の方法。
- 前記ハロジオルガノホスフィンがジヒドロカルビルホスフィナスハライド又は置換ジヒドロカルビルホスフィナスハライドである、請求項5に記載の方法。
- 前記メタル化有機ホスフィンがリチウム有機ホスフィドである、請求項1に記載の方法。
- 前記反応性ポリマーをプロトン源、カップリング剤、又は官能化剤と反応させるステップを更に含む、請求項1〜7に記載の方法。
- 前記モノマーがビニル芳香族モノマーをも含む、請求項1〜8に記載の方法。
- 前記反応させるステップが極性コーディネータの存在下で行われる、請求項2〜7に記載の方法。
- 前記反応させるステップが脂肪族及び/又は脂環式溶媒中で行われる、請求項1〜10に記載の方法。
- 有機リチウムの前記第二級有機ホスフィンに対するモル比が約10:1〜約0.05:1である、請求項2に記載の方法。
- リチウム金属の前記ハロジオルガノホスフィンに対するモル比が約10:1〜約1:1である、請求項5に記載の方法。
- 前記メタル化するステップがホスフィンに対して1モルパーセント未満のモノマーの存在下で行われる、請求項1に記載の方法。
- 前記導入するステップが連続重合技術下で連続的に行われる、請求項1に記載の方法。
- i.式R2PLi(式中、各Rは独立に1価の有機基であり、Pはリン原子であり、Liはリン原子に直接結合するリチウム原子である)を有する開始剤を調製すること、及び
ii.前記開始剤により重合を開始することによって共役ジエンモノマーを重合すること
を含む、ポリマーの調製方法。 - 前記開始剤を調製するステップが実質的なモノマーの非存在下で行われる、請求項16に記載の方法。
- 前記重合するステップが連続的に行われる、請求項16に記載の方法。
- 式:
(R2P−π)n−ω
(式中、各Rは独立に1価の有機基であり、Pはリン原子であり、πはポリマー鎖であり、ωは水素原子、停止末端官能基、又は多価カップリング基であり、nは1〜約4の整数である)で規定されるポリマーを少なくとも30重量パーセント含む、ポリマー組成物。 - πが、約10%〜60%のシス含有量及び約10%〜90%のビニル含有量を有する、ポリジエン又はポリジエン共重合体である、請求項19に記載の方法。
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JP2019151682A (ja) * | 2018-02-28 | 2019-09-12 | 株式会社Adeka | アニオン重合開始剤及び該アニオン重合開始剤を含有する重合性組成物 |
US11525023B2 (en) | 2018-11-30 | 2022-12-13 | Toyo Tire Corporation | Modified diene polymer and method for producing same |
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