CN1157291A - 制备烯烃聚合物用的催化剂 - Google Patents
制备烯烃聚合物用的催化剂 Download PDFInfo
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- CN1157291A CN1157291A CN96112026A CN96112026A CN1157291A CN 1157291 A CN1157291 A CN 1157291A CN 96112026 A CN96112026 A CN 96112026A CN 96112026 A CN96112026 A CN 96112026A CN 1157291 A CN1157291 A CN 1157291A
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- alkyl
- catalyst precursor
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- catalyst composition
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- 239000003054 catalyst Substances 0.000 title claims description 67
- 229920000098 polyolefin Polymers 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 239000012018 catalyst precursor Substances 0.000 claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 claims abstract description 38
- 239000002184 metal Substances 0.000 claims abstract description 38
- 150000001875 compounds Chemical class 0.000 claims abstract description 24
- 125000003118 aryl group Chemical group 0.000 claims abstract description 12
- 239000001257 hydrogen Substances 0.000 claims abstract description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 10
- 229910052747 lanthanoid Inorganic materials 0.000 claims abstract description 10
- 150000002602 lanthanoids Chemical class 0.000 claims abstract description 10
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 8
- 239000003446 ligand Substances 0.000 claims abstract description 8
- 125000001485 cycloalkadienyl group Chemical group 0.000 claims abstract description 7
- 125000001072 heteroaryl group Chemical group 0.000 claims abstract description 7
- 229930195735 unsaturated hydrocarbon Natural products 0.000 claims abstract description 7
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims abstract 3
- 239000000203 mixture Substances 0.000 claims description 85
- 238000000034 method Methods 0.000 claims description 30
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical group C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 21
- CPOFMOWDMVWCLF-UHFFFAOYSA-N methyl(oxo)alumane Chemical compound C[Al]=O CPOFMOWDMVWCLF-UHFFFAOYSA-N 0.000 claims description 20
- 125000000217 alkyl group Chemical group 0.000 claims description 18
- 239000007795 chemical reaction product Substances 0.000 claims description 16
- 229910052796 boron Inorganic materials 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 14
- 230000004048 modification Effects 0.000 claims description 13
- 238000012986 modification Methods 0.000 claims description 13
- 239000000178 monomer Substances 0.000 claims description 13
- 150000003755 zirconium compounds Chemical class 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 125000004429 atom Chemical group 0.000 claims description 7
- 125000002524 organometallic group Chemical group 0.000 claims description 7
- 125000001181 organosilyl group Chemical group [SiH3]* 0.000 claims description 7
- 230000006641 stabilisation Effects 0.000 claims description 7
- 238000011105 stabilization Methods 0.000 claims description 7
- 125000000468 ketone group Chemical group 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000004711 α-olefin Substances 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 150000001993 dienes Chemical class 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- OZUCXGWYZVDFOU-UHFFFAOYSA-N 2-(diethylamino)ethyl 6-hydroxy-4,7-dimethoxy-1-benzofuran-5-carboxylate;hydrochloride Chemical compound [Cl-].CC[NH+](CC)CCOC(=O)C1=C(O)C(OC)=C2OC=CC2=C1OC OZUCXGWYZVDFOU-UHFFFAOYSA-N 0.000 claims 2
- 238000006116 polymerization reaction Methods 0.000 abstract description 20
- 150000001336 alkenes Chemical class 0.000 abstract description 5
- 125000001183 hydrocarbyl group Chemical group 0.000 abstract 3
- 230000003213 activating effect Effects 0.000 abstract 1
- 230000000737 periodic effect Effects 0.000 abstract 1
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 50
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 42
- 239000000243 solution Substances 0.000 description 31
- 229910007926 ZrCl Inorganic materials 0.000 description 30
- -1 methoxyphenyl Chemical group 0.000 description 27
- UDOJNVGBNOTKPN-UHFFFAOYSA-N 3-cyclopenta-1,3-dien-1-ylprop-1-enylbenzene Chemical compound C=1C=CCC=1CC=CC1=CC=CC=C1 UDOJNVGBNOTKPN-UHFFFAOYSA-N 0.000 description 25
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 25
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 23
- 229910052726 zirconium Inorganic materials 0.000 description 23
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 22
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 22
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 21
- 238000003756 stirring Methods 0.000 description 20
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 19
- 238000006243 chemical reaction Methods 0.000 description 18
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 12
- 229910052786 argon Inorganic materials 0.000 description 11
- 229910000765 intermetallic Inorganic materials 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- 239000002904 solvent Substances 0.000 description 10
- URFFXMHQTUOKLC-UHFFFAOYSA-N 1-(3-phenylprop-2-enyl)-1h-indene Chemical class C1=CC2=CC=CC=C2C1CC=CC1=CC=CC=C1 URFFXMHQTUOKLC-UHFFFAOYSA-N 0.000 description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 235000010210 aluminium Nutrition 0.000 description 6
- 238000007334 copolymerization reaction Methods 0.000 description 6
- 238000010792 warming Methods 0.000 description 6
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 5
- 239000005977 Ethylene Substances 0.000 description 5
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- 125000004122 cyclic group Chemical group 0.000 description 5
- ZSWFCLXCOIISFI-UHFFFAOYSA-N endo-cyclopentadiene Natural products C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 238000000643 oven drying Methods 0.000 description 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 5
- 229920002554 vinyl polymer Polymers 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 150000001450 anions Chemical class 0.000 description 4
- 150000001721 carbon Chemical group 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000012429 reaction media Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- PBKONEOXTCPAFI-UHFFFAOYSA-N 1,2,4-trichlorobenzene Chemical compound ClC1=CC=C(Cl)C(Cl)=C1 PBKONEOXTCPAFI-UHFFFAOYSA-N 0.000 description 3
- RUROFEVDCUGKHD-UHFFFAOYSA-N 3-bromoprop-1-enylbenzene Chemical compound BrCC=CC1=CC=CC=C1 RUROFEVDCUGKHD-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- IWTYTFSSTWXZFU-QPJJXVBHSA-N [(e)-3-chloroprop-1-enyl]benzene Chemical compound ClC\C=C\C1=CC=CC=C1 IWTYTFSSTWXZFU-QPJJXVBHSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 3
- 230000021615 conjugation Effects 0.000 description 3
- NUUNDIOOYFEMQN-UHFFFAOYSA-N cyclopenta-1,3-diene;sodium Chemical compound [Na].C1C=CC=C1 NUUNDIOOYFEMQN-UHFFFAOYSA-N 0.000 description 3
- 125000000058 cyclopentadienyl group Chemical group C1(=CC=CC1)* 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 125000001624 naphthyl group Chemical group 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000011135 tin Substances 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- XWJBRBSPAODJER-UHFFFAOYSA-N 1,7-octadiene Chemical compound C=CCCCCC=C XWJBRBSPAODJER-UHFFFAOYSA-N 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 description 2
- YBYIRNPNPLQARY-UHFFFAOYSA-N 1H-indene Natural products C1=CC=C2CC=CC2=C1 YBYIRNPNPLQARY-UHFFFAOYSA-N 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical group C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 150000004703 alkoxides Chemical class 0.000 description 2
- 125000005234 alkyl aluminium group Chemical group 0.000 description 2
- IYABWNGZIDDRAK-UHFFFAOYSA-N allene Chemical compound C=C=C IYABWNGZIDDRAK-UHFFFAOYSA-N 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 150000001639 boron compounds Chemical class 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000003292 diminished effect Effects 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 description 2
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- 229910003002 lithium salt Inorganic materials 0.000 description 2
- 159000000002 lithium salts Chemical class 0.000 description 2
- OTCKOJUMXQWKQG-UHFFFAOYSA-L magnesium bromide Chemical compound [Mg+2].[Br-].[Br-] OTCKOJUMXQWKQG-UHFFFAOYSA-L 0.000 description 2
- 229910001623 magnesium bromide Inorganic materials 0.000 description 2
- 150000001457 metallic cations Chemical class 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-SVYQBANQSA-N oxolane-d8 Chemical compound [2H]C1([2H])OC([2H])([2H])C([2H])([2H])C1([2H])[2H] WYURNTSHIVDZCO-SVYQBANQSA-N 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000007613 slurry method Methods 0.000 description 2
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- ZUHZGEOKBKGPSW-UHFFFAOYSA-N tetraglyme Chemical compound COCCOCCOCCOCCOC ZUHZGEOKBKGPSW-UHFFFAOYSA-N 0.000 description 2
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- JHPBZFOKBAGZBL-UHFFFAOYSA-N (3-hydroxy-2,2,4-trimethylpentyl) 2-methylprop-2-enoate Chemical compound CC(C)C(O)C(C)(C)COC(=O)C(C)=C JHPBZFOKBAGZBL-UHFFFAOYSA-N 0.000 description 1
- OJOWICOBYCXEKR-KRXBUXKQSA-N (5e)-5-ethylidenebicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(=C/C)/CC1C=C2 OJOWICOBYCXEKR-KRXBUXKQSA-N 0.000 description 1
- WIHIUTUAHOZVLE-UHFFFAOYSA-N 1,3-diethoxypropan-2-ol Chemical compound CCOCC(O)COCC WIHIUTUAHOZVLE-UHFFFAOYSA-N 0.000 description 1
- PRBHEGAFLDMLAL-UHFFFAOYSA-N 1,5-Hexadiene Natural products CC=CCC=C PRBHEGAFLDMLAL-UHFFFAOYSA-N 0.000 description 1
- SDRZFSPCVYEJTP-UHFFFAOYSA-N 1-ethenylcyclohexene Chemical compound C=CC1=CCCCC1 SDRZFSPCVYEJTP-UHFFFAOYSA-N 0.000 description 1
- YSUIQYOGTINQIN-UZFYAQMZSA-N 2-amino-9-[(1S,6R,8R,9S,10R,15R,17R,18R)-8-(6-aminopurin-9-yl)-9,18-difluoro-3,12-dihydroxy-3,12-bis(sulfanylidene)-2,4,7,11,13,16-hexaoxa-3lambda5,12lambda5-diphosphatricyclo[13.2.1.06,10]octadecan-17-yl]-1H-purin-6-one Chemical compound NC1=NC2=C(N=CN2[C@@H]2O[C@@H]3COP(S)(=O)O[C@@H]4[C@@H](COP(S)(=O)O[C@@H]2[C@@H]3F)O[C@H]([C@H]4F)N2C=NC3=C2N=CN=C3N)C(=O)N1 YSUIQYOGTINQIN-UZFYAQMZSA-N 0.000 description 1
- HBHXRPHNNKAWQL-UHFFFAOYSA-N 2-ethylhexanoic acid;zirconium Chemical compound [Zr].CCCCC(CC)C(O)=O HBHXRPHNNKAWQL-UHFFFAOYSA-N 0.000 description 1
- PKZCRWFNSBIBEW-UHFFFAOYSA-N 2-n,2-n,2-trimethylpropane-1,2-diamine Chemical compound CN(C)C(C)(C)CN PKZCRWFNSBIBEW-UHFFFAOYSA-N 0.000 description 1
- INYHZQLKOKTDAI-UHFFFAOYSA-N 5-ethenylbicyclo[2.2.1]hept-2-ene Chemical group C1C2C(C=C)CC1C=C2 INYHZQLKOKTDAI-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 102000040350 B family Human genes 0.000 description 1
- 108091072128 B family Proteins 0.000 description 1
- 239000007848 Bronsted acid Substances 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 241000245026 Scoliopus bigelovii Species 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 229910007938 ZrBr4 Inorganic materials 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 150000001350 alkyl halides Chemical class 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 150000001399 aluminium compounds Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 125000005428 anthryl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C3C(*)=C([H])C([H])=C([H])C3=C([H])C2=C1[H] 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000012467 brownies Nutrition 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000012986 chain transfer agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- PUTIFPJARRYWLK-UHFFFAOYSA-K cyclopenta-1,3-diene zirconium(3+) trichloride Chemical compound [Zr+3].[Cl-].[Cl-].[Cl-].C1=CC=CC1 PUTIFPJARRYWLK-UHFFFAOYSA-K 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- SMBQBQBNOXIFSF-UHFFFAOYSA-N dilithium Chemical group [Li][Li] SMBQBQBNOXIFSF-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- KTWOOEGAPBSYNW-UHFFFAOYSA-N ferrocene Chemical group [Fe+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 KTWOOEGAPBSYNW-UHFFFAOYSA-N 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000010574 gas phase reaction Methods 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 125000003800 germyl group Chemical group [H][Ge]([H])([H])[*] 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- PYGSKMBEVAICCR-UHFFFAOYSA-N hexa-1,5-diene Chemical compound C=CCCC=C PYGSKMBEVAICCR-UHFFFAOYSA-N 0.000 description 1
- QAMFBRUWYYMMGJ-UHFFFAOYSA-N hexafluoroacetylacetone Chemical compound FC(F)(F)C(=O)CC(=O)C(F)(F)F QAMFBRUWYYMMGJ-UHFFFAOYSA-N 0.000 description 1
- 125000004836 hexamethylene group Chemical class [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 description 1
- 150000002469 indenes Chemical class 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 235000011147 magnesium chloride Nutrition 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- QSLMQGXOMLSFAW-UHFFFAOYSA-N methanidylbenzene;zirconium(4+) Chemical compound [Zr+4].[CH2-]C1=CC=CC=C1.[CH2-]C1=CC=CC=C1.[CH2-]C1=CC=CC=C1.[CH2-]C1=CC=CC=C1 QSLMQGXOMLSFAW-UHFFFAOYSA-N 0.000 description 1
- DVSDBMFJEQPWNO-UHFFFAOYSA-N methyllithium Chemical compound C[Li] DVSDBMFJEQPWNO-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- QYZLKGVUSQXAMU-UHFFFAOYSA-N penta-1,4-diene Chemical compound C=CCC=C QYZLKGVUSQXAMU-UHFFFAOYSA-N 0.000 description 1
- WQIQNKQYEUMPBM-UHFFFAOYSA-N pentamethylcyclopentadiene Chemical compound CC1C(C)=C(C)C(C)=C1C WQIQNKQYEUMPBM-UHFFFAOYSA-N 0.000 description 1
- TZMFJUDUGYTVRY-UHFFFAOYSA-N pentane-2,3-dione Chemical compound CCC(=O)C(C)=O TZMFJUDUGYTVRY-UHFFFAOYSA-N 0.000 description 1
- AHBPBADERZDJKT-UHFFFAOYSA-N pentane-2,3-dione zirconium Chemical compound [Zr].C(C)C(=O)C(=O)C AHBPBADERZDJKT-UHFFFAOYSA-N 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical group CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 125000005062 perfluorophenyl group Chemical group FC1=C(C(=C(C(=C1F)F)F)F)* 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 125000000382 plumbyl group Chemical group [H][Pb]([H])([H])* 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 230000037048 polymerization activity Effects 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001843 polymethylhydrosiloxane Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- ZGSOBQAJAUGRBK-UHFFFAOYSA-N propan-2-olate;zirconium(4+) Chemical compound [Zr+4].CC(C)[O-].CC(C)[O-].CC(C)[O-].CC(C)[O-] ZGSOBQAJAUGRBK-UHFFFAOYSA-N 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 125000003638 stannyl group Chemical group [H][Sn]([H])([H])* 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- YTZKOQUCBOVLHL-UHFFFAOYSA-N tert-butylbenzene Chemical group CC(C)(C)C1=CC=CC=C1 YTZKOQUCBOVLHL-UHFFFAOYSA-N 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 239000005051 trimethylchlorosilane Substances 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
- 125000003774 valeryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- VPGLGRNSAYHXPY-UHFFFAOYSA-L zirconium(2+);dichloride Chemical compound Cl[Zr]Cl VPGLGRNSAYHXPY-UHFFFAOYSA-L 0.000 description 1
- LSWWNKUULMMMIL-UHFFFAOYSA-J zirconium(iv) bromide Chemical compound Br[Zr](Br)(Br)Br LSWWNKUULMMMIL-UHFFFAOYSA-J 0.000 description 1
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- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
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Abstract
提供了一种催化剂前体,其结构为:式中:L是环二烯基配位体;W,X,Y和Z独立地是氢、1-20个碳原子的烃基、或甲硅烷基,而且可以通过至少含有两个IVA族原子的桥连基团被连接到L上;条件是X,Y和Z中有一个是从IVA族三烷基、芳基、杂芳基、烯属不饱和烃基、炔属不饱和烃基、酮基和芳族有机金属部分中选出的、带阴电荷的稳定化基团。将其与含有III B-VIII族金属或镧系金属的化合物以及助催化剂结合以后,所说的催化剂前体可以用于烯烃的聚合。
Description
本发明涉及作为生产烯烃聚合物(例如乙烯、高级α-烯烃、二烯类及其混合物的聚合物)用催化剂前体的一族新的共轭烯丙基环二烯二价阴离子。
近来,为了制备烯烃聚合物开发了一些单位点催化剂。典型的单位点催化剂是含有一个或多个与元素周期表III B-VIII族金属或者镧系金属原子缔合的π-键部分的金属茂或有机金属配位配合物。据报道,含有单一位点催化剂的催化剂组合物十分适于制备聚烯烃,以极好的速度生产均聚物,使该聚合物具有与所需极为接近的最终性质。
第0586167A1和0586168A1号欧洲专利申请,涉及一些含有下式金属茂配合物的聚烯烃催化剂组合物:
M[XRn]xYp 或式中,R是任选含有氧、硅、磷、氮或硼原子的烃基;X是含有环戊二烯基核的有机基团;M是IV A族金属;Y是单价阴离子配位体;以及Z是桥连基团。按照这些申请,至少有一个R基团必须含有聚合性基团,优选至少含有三个碳原子的聚合性基团。优选的金属茂配合物是其中可聚合基团为乙烯基的锆配合物。公开的具体化合物例如:
本文公开了一些具有良好聚合活性和生产率而且易于低成本制备的、新的单一位点烯烃聚合催化剂组合物。所说的催化剂组合物包括1)共轭烯丙基环二烯二价阴离子催化剂前体,2)含有元素周期表III B-VIII族金属或者镧系金属的化合物,以及3)活化的助催化剂的反应产物。
L是环二烯基配位体;
W,X,Y和Z独立地是氢、1-20个碳原子的烃基、或甲硅烷基,而且可以通过至少含有两个IV A族原子的桥连基团被连接到L上;条件是X,Y和Z中有一个是从IV族三烷基、芳基、杂芳基、烯属不饱和烃基、炔属不饱和烃基、酮基和芳族有机金属部分之中选出的、带阴电荷的稳定化基团。
本发明还提供了一种催化剂组合物,其中含有上述的催化剂前体、含IIIB-VIII族或者镧系金属的化合物和活化助催化剂的反应产物。
本发明进一步提供一种生产烯烃聚合物用方法,其中包括在聚合条件下使烯烃单体与上述的催化剂组合物接触,以及用这种方法生产的烯烃聚合物(例如乙烯聚合物)。
所说的催化剂前体是具有下式结构的一种共轭的烯丙基环二烯基二价阴离子:上式中,L是环二烯基配位体,例如环戊二烯基、茚基、芴基等,它们是可以被一个或多个烃基(例如烷基、芳基、烷芳基或芳烷基)、甲硅烷基之类的基团取代或未取代的基团。L优选取代或未取代的环戊二烯基或茚基配位体。
除了下段所规定的之外,W、X、Y和Z独立为氢、1-20个碳原子的烃基或甲硅烷基。在W,X,Y和Z之中一个或多个基团可以通过含有二或多个IV A族原子的桥连基团被连接到L上。
一个必要的条件是X,Y和Z中有一个带阴电的稳定化基团。带阴电的稳定化基团的实例是IV A族三烷基、芳基、杂芳基、烯属不饱和烃基、炔属不饱和烃基、酮基和芳族有机金属部分。
IV A族三烷基的通式为(IV A族元素)(R3),其中R是1-大约20个碳原子的烷基,例如甲硅烷基、甲锡烷基、甲锗烷基或甲铅烷基。
芳基的实例有苯基、萘基、联苯基、蒽基和取代的苯基(如甲苯基、甲氧苯基和邻叔丁苯基)。
杂芳基的实例有吡啶基、呋喃基、吡咯基和噻吩基。
烯属不饱和烃基的实例有乙烯基、取代的乙烯基、丙二烯基、取代的丙二烯基、二烯基和取代的二烯基。
炔属不饱和烃基的实例有苯基炔基、三甲基甲硅烷基炔基、丙炔基、己炔基和3,3-二甲基丁炔基。
酮基的实例是苯甲酰基和新戊酰基。
芳族有机金属部分的实例是二茂铁、二茂钛、二茂铬和二茂钒。
优选的带阴电荷稳定化基团是芳基,尤其是苯基。
所说的催化剂前体可以处于单体、二聚物、低聚物或聚合物形态下。
本发明的另一种优选实施方案中,所说的催化剂前体是下式结构的肉桂基茚基二价阴离子:其中包括其任何异构体。
所说的催化剂前体可以使用任何合成方法制备,而且制备该催化剂前体的方法对于本发明来说并不重要。制备该催化剂前体的一种使用的方法是使含有环二烯基的盐与含有烯丙基的卤族化合物接触,并且用金属取代剂(优选甲基锂或正丁基锂等烷基锂化合物)金属取代生成的产物。接触操作可以在大气压和大约-78℃至室温温度下,优选在-30℃至室温范围内进行。
例如,在制备优选的肉桂基环戊二烯二价阴离子催化剂前体时,可以使环戊二烯钠与肉桂酰氯或肉桂酰溴反应。然后可以在适当溶剂中使用一当量的正丁基锂使所说的产物,肉桂基环戊二烯金属化,形成单价阴离子肉桂基环戊二烯化物(单锂盐)。可以使用的溶剂实例有醚类,例如四氢呋喃(THF),单、双、三或四甘醇二甲醚和甲基叔丁基醚(MTBE);螯合胺类,例如N,N,N’,N’-四甲基乙二胺;以及酰胺类,例如六甲基磷酰胺。然后可以使用第二当量的正丁基锂于溶剂中所说的单价阴离子经过第二次金属取代转化成为肉桂基环戊二烯二价阴离子。或者也可以按照一步合成法直接将所说的肉桂基环戊二烯转化成肉桂基环戊二烯二价阴离子催化剂前体,方法是依次向环戊二烯钠中加入肉桂酰氯或肉桂酰溴和二当量的烷基锂化合物。
所说的催化剂组合物含有由共轭的烯丙基环二烯基二价阴离子催化剂前体、含III B-VIII族金属或镧系金属的化合物(本文中也称为“金属化合物”)和活化的助催化剂得到的反应产物。生成所说的反应产物时,使所说的催化剂前体(可以呈盐形,其中含有共轭的烯丙基环二烯基二价阴离子和来自金属取代剂的金属阳离子)、所说的金属化合物和所说的活化的助催化剂,在大气压下于大约-78℃至室温,优选-30℃至室温下接触。所说的接触操作优选在适当溶剂(例如THF之类醚类或己烷或甲苯之类烃类)存在下完成。所说的催化剂前体、金属化合物和活化的助催化剂可以以任何顺序接触,但是最好首先使催化剂前体和金属化合物接触然后与活化的助催化剂接触,或者首先使催化剂前体和助催化剂接触,然后再与金属化合物接触。
当所说的催化剂前体首先与活化的助催化剂接触时,在加入所说的金属化合物之后,为了调节催化剂组合物中活化的助催化剂与金属之比向反应产物中进一步加入一些活化的助催化剂可能是得策的。
含有III B-VIII族金属或镧系金属的化合物,优选含有IV B族金属的化合物。所说的金属化合物更优选锆化合物;适用的锆化合物包括卤化锆、烷基卤化锆、烷基锆、酰胺锆、锆的二酮化物、烷氧基锆、羧酸锆等。锆化合物的具体实例包括四氯化锆、环戊二烯锆三氯化物、五甲基环戊二烯锆三氯化物、四苄基锆、四(二乙氨基)锆、乙酰丙酮锆、六氟乙酰丙酮锆、双(乙酰丙酮)锆二氯化物、异丙醇锆、2-乙基己酸锆、ClZr[CH(SiMe3)2]3、[Me3SiCH2]2ZrCl2(Et2O)2、[PhCH2]2ZrCl2、(Me3CH2)2ZrCl2(Et2O)2和[ZrCl2(THF)(eta-C8H8)]。
使用烷基锂化合物之类的强金属取代剂合成所说的催化剂前体时,在催化剂前体与所说的金属化合物接触之前,使催化剂前体与一种金属转移化合物接触可能是适用的。所说的金属转移化合物优选II A、II B、III A或IV A族的卤化物或醇盐,这种化合物(从该金属取代剂中)除去与所说的催化剂前体缔合的金属阳离子并且用更活泼的金属将其取代。这反过来又有利于催化剂前体与该金属化合物的反应。特别优选的金属转移化合物是硅、铝和锡的卤化物和醇盐。
所说的活化的助催化剂能够将所说的催化剂组合物活化。所说的活化的助催化剂最好是下列物质之一:(a)支链或环状的低聚的聚(烃基铝氧化物),其中含有通式为-(Al(R*)O)-的重复单元,式中R*是氢、1-大约12个碳原子的烷基或者芳基,例如取代或未取代的苯基或萘基;(b)通式[A+][BR**4-]的离子盐,式中A+是能够从金属茂催化剂中抽出烷基、卤素或氢的阳离子路易斯酸或布朗斯台德酸,B是硼,以及R**是取代的芳烃,优选全氟代苯基;(c)通式为BR**3的烷基硼,式中R**定义如上;或其混合物。
如果使用式[A+][BR**4-]的离子盐或烷基硼作为活化的助催化剂,在其与催化剂前体和助催化剂接触之前为了使所说的金属化合物烷基化,使金属化合物与三甲基铝或三异丁基铝之类的烷基铝接触可能是得策的。
所说的活化的助催化剂优选支链或环状低聚的聚(烃基铝氧化物)或烷基硼。所说的活化的助催化剂更优选铝氧烷,例如甲基铝氧烷(MAO)、改性的甲基铝氧烷(MMAO)或烷基硼。
铝氧烷是本领域中众所周知的物质,其中包括以下通式的低聚线形烷基铝氧烷:和下列通式的低聚环状烷基铝氧烷:式中s为1-40,优选10-20;p是3-40,优选3-20;而且R***是含1-12个碳原子的烷基(优选甲基)或芳基(例如取代或未取代的苯基或萘基)。
铝氧烷可以按各种方法制备。例如由三甲基铝和水制备铝氧烷时,一般得到线形和环状的铝氧烷的混合物。例如,烷基铝可以用含水溶剂中的水处理;或者可以使三甲基铝之类的烷基铝与水合硫酸亚铁之类的水合盐接触。后法包括使用七水合硫酸亚铁的悬浮液处理三甲基铝在例如甲苯中的稀溶液。也可以通过含有C2或较高级的烷基的四烷基二铝氧烷与数量少于化学计算量的三甲基铝反应生成甲基铝氧烷。甲基铝氧烷的合成也可以这样达到,即利用含有C2或较高级的烷基的三烷基铝化合物或四烷基二铝氧烷与水反应生成聚烷基铝氧烷,然后使之与三甲基铝反应。另一些改性的同时含有甲基和高级烷基的甲基铝氧烷,可以按照例如美国专利5041584中所披露的方法,利用含有C2或较高级的烷基的聚烷基铝氧烷与三甲基铝反应,然后与水反应的方法合成。
所说的催化剂组合物中使用的催化剂前体、金属化合物和活化的助催化剂的数量可以变化。一般而言,催化剂前体与金属化合物之间的比例可以处于大约1∶5--大约5∶1的范围内,优选大约1∶3--大约3∶1范围内,更优选1∶2--大约2∶1范围内。
所说的活化的助催化剂是支链或环状低聚的聚(烃基铝氧化物)时,聚(烃基铝氧化物)中的铝原子与金属化合物中所含全部金属原子之间的摩尔比,一般处于大约2∶1--大约100000∶1范围内,优选处于大约10∶1--大约10000∶1范围内,最优选处于大约50∶1--大约2000∶1范围内。所说的活化的助催化剂是通式[A+][BR**4-]的离子盐或通式为BR**3的烷基硼时,离子盐或烷基硼中所含硼原子与金属化合物中所含全部金属原子之间的摩尔比一般处于大约0.5∶1到大约10∶1范围内,优选处于大约1∶1到大约5∶1范围内。
所说的催化剂组合物可以被载带或不被载带,或者在含或不含填料的条件下被喷雾干燥。对于载带的催化剂组合物来说,可以将所说的催化剂组合物浸渍或沉积在惰性基体(例如氧化硅、氧化铝、二氯化镁、聚苯乙烯、聚乙烯、聚丙烯或聚碳酸酯)表面上,因此使所说的催化剂组合物在催化剂组合物和载体的总重量中占1-90重量%。
所说的催化剂组合物可以用于烯烃的聚合,聚合时可以采用悬浮法,溶液法、浆液法或气相法和使用已知的设备和反应条件,而且并不限于任何特定类型的反应体系。一般而言,在低于或高于大气压下,烯烃聚合温度处于大约0℃到大约200℃。采用浆液法或溶液法聚合时,可以使用低于或高于大气压条件和大约40-110℃的温度条件。适用的液相聚合反应体系,记载在第3324095号美国专利中。液相反应体系一般包括一个反应容器,其中加有烯烃单体和催化剂组合物,而且还含有用于溶解或悬浮聚烯烃的液体反应介质。所说的液体反应介质可以由主体液体单体或是在所采用的聚合条件下呈惰性的惰性液体烃。虽然这种惰性液体烃不必具有催化剂组合物或该方法所得到聚合物的溶剂功能,但是通常使用它作为聚合中所用单体的溶剂。适用于此目的的惰性液体烃中,包括异戊烷、己烷、环己烷、庚烷、苯和甲苯等。在烯烃单体和催化剂组合物之间的接触,应当保持在恒定的搅拌或搅动之下。从反应器中连续地放出含有烯烃聚合物产品和未反应烯烃单体的反应介质。分离出所说的烯烃聚合物,并且将未反应的烯烃单体和液体反应介质再循环到所说的反应器中。
优选在1-1000(更优选50-400;最优选100-300)磅/平方英寸(psi)的高于大气的压力下和30-130(更优选65-110)℃温度下使用气相聚合法。搅拌床或流化床气相反应体系是特别适用的。一般而言,传统的气相流化床法是这样实施的,即在反应条件下和催化剂组合物存在下,以一定速度向流化床反应器中连续通入含有一种或多种烯烃单体的物流,使该床中的固体颗粒保持在悬浮条件下。含有未反应单体的物流从该反应器中连续放出,经过加压冷却后再循环到该反应器中。产物从该反应器中撤出,并且向再循环的物流中加入补充的单体。当需要控制系统的温度时,在所说的气流中也可以存在对于催化剂组合物和反应物来说呈现惰性的任何气体。此外,也可以使用碳黑、二氧化硅、粘土或滑石之类的流态化助剂,参见第4994534号美国专利中所述。
聚合过程可以在单反应器或串联的双或多反应器中进行,并且在基本上无催化剂毒物的条件下进行。可以使用有机金属化合物作为毒物清除剂,以便提高催化剂的活性。清除剂的实例有金属的烷基化物,优选烷基化铝,最优选三异丁基铝。
传统的辅助剂可以在所说的方法中使用,条件是它们不能干扰催化剂组合物在形成所需聚烯烃时的操作。氢可以用作该方法的链转移剂,其数量不高于大约10摩尔氢/摩尔总单体进料。
可以按照本发明生产的烯烃聚合物,包括(但不限于)乙烯均聚物、含有3到大约20个碳原子的直链或支链高级α-烯烃的均聚物、以及乙烯和这种高级α-烯烃的共聚物,其密度为大约0.86到大约0.95。适用的高级α-烯烃包括:例如丙烯、1-丁烯、1-戊烯、1-己烯、4-甲基-1-戊烯、1-辛烯和3,5,5-三甲基-1-己烯。本发明的烯烃聚合物,也可以含有共轭或非共轭的二烯或以其为基料,例如具有大约4到大约20(优选4-12)个碳原子的直链、支链或环状二烯烃类。优选的二烯包括1,4-戊二烯、1,5-己二烯、5-乙烯基-2-降冰片烯、1,7-辛二烯、乙烯基环己烯、二环戊二烯、丁二烯、异丁烯、异戊二烯和亚乙基降冰片烯等。具有不饱和乙烯基的芳族化合物(例如苯乙烯或取代的苯乙烯)和极性乙烯基单体(例如丙烯晴、马来酸酯、醋酸乙烯酯、丙烯酸酯、甲基丙烯酸酯和乙烯基三烷基硅烷等)也可以按照本发明聚合。可以按本发明制造的特定烯烃聚合物包括,例如聚乙烯,聚丙烯,乙丙橡胶(EPR’s)、乙烯-丙烯-二烯三元聚合物(EPDM’s)、聚丁二烯和聚异戊二烯等。
下列的实施例将进一步详细说明本发明。
实施例
词汇表
活性是按单位:千克聚乙烯/毫摩尔Zr·hr·100psi乙烯测得的。
I2是熔体指数(dg/min),是采用ASTMD-1238条件E于190℃下测得的。
I21是流动指数(dg/min),是采用ASTMD-1238条件F测得的。
MFR是熔体流动比,I21/I2。
MMAO是由Akzo化学品有限公司购买的铝浓度大约1.9摩尔的改性甲基铝氧烷(3型)的庚烷溶液。
BBF是丁基支链频度,即每1000个主链碳原子所具有的丁基支链数。
Mw是使用交联聚苯乙烯柱的凝胶渗透色谱法测得的重均分子量,孔径顺序:一个柱小于1000,三个混合柱5×107;140℃下的1,2,4-三氯苯溶剂,通过折射率检测。
PDI是多分散指数,相当于分子量分布(Mw/Mn)。
实施例1-10
制备了一些含有肉桂基环戊二烯二价阴离子、改性的甲基铝氧烷和各种锆化合物反应产物的催化剂组合物,并且用来按如下方式使乙烯和1-己烯共聚。
肉桂基环戊二烯二价阴离子的制备和分离
将肉桂酰溴(102毫摩尔)在95毫升THF中的溶液冷却到0℃。向处于氩气下骤冷的该溶液中缓缓加入等摩尔量的环戊二烯钠(2.0M的THF溶液)。加毕,使用气相色谱分析法检查生成肉桂基环戊二烯的反应完全。减压下,使反应混合物浓缩成残余物,产生带棕色的油状物。
然后,将肉桂基环戊二烯的残余物(102毫摩尔)置于氩气下,用100毫升乙醚稀释,并搅拌之。接着将该混合物于干燥箱中的双端熔融玻璃过滤器中真空过滤(除去溴化钠),固体用乙醚洗涤、将滤液置于氩气下冷却到-78℃。向该溶液中加入0.6当量正丁基锂(3.089M的己烷溶液19.4毫升,60毫摩尔)。将该混合物搅拌过夜。用干燥的双端熔融玻璃过滤器减压过滤该固体状单价阴离子产物后,用无水乙醚洗涤。固体减压干燥后储存在干燥箱中。
将得到的肉桂基环戊二烯锂的THF溶液置于氩气下,室温下向其中加入三当量的甲基锂(乙醚溶液)。室温下将所得到的溶液搅拌二小时,然后于高真空下浓缩成残渣。向该残渣中加入无水乙醚,过滤后产出二价阴离子锂盐。
催化剂组合物的制备
然后通过使按上述方法制备的肉桂基环戊二烯二价阴离子(以二锂盐形式)与四氯化锆、环戊二烯三氯化锆(CpZrCl3)或五甲基环戊二烯三氯化锆(Cp*ZrCl3)和MMAO之间的反应,制备了一系列催化剂组合物如下。
向置于干燥箱内的烧瓶中加入等摩尔量的肉桂基环戊二烯二锂盐和锆化合物,搅拌下于此混合物中加入大约1毫升冷的或室温下的乙醚,如表1所示。减压下将得到的混合物浓缩成残渣。
在实施例6和10中,首先从处于低温浴(-78℃)中冷却的干燥箱中取出所说的烧瓶,然后在搅拌下用10毫升乙醚处理。接着使该混合物缓缓温热至室温过夜,最后减压浓缩成残渣。
对于每一个实施例来说,接着将形成的二价阴离子/锆配合物溶解在无水甲苯中。在实施例4、5、9和10中,向处于搅拌下的干燥箱中的玻璃瓶内加入500当量的MMAO,并且向其中加入二价阴离子/锆配合物的甲苯溶液。在实施例1、2、3、7和8中,首先在玻璃瓶中加入10毫升甲苯,然后加入MMAO。在实施例6中,于玻璃瓶中加入二价阴离子/锆配合物,于搅拌下加入10毫升甲苯,然后向其中加入500当量的MMAO。在各种情况下形成的催化剂组合物之摩尔比(MMAO/锆)都是1000。
聚合
使用这些催化剂组合物的聚合都是在备有机械搅拌器的一升不锈钢高压釜中按浆液相法进行的。反应是在75℃下和85磅/平方英寸(表压)(psia)乙烯压力下进行的,反应器中同时也存在43毫升1-己烯和600毫升己烷溶剂。反应时间均为30分钟。
试验结果列于下表1中。
实施例11-16
按上述实施例1-10所述制备了另一种含有肉桂基环戊二烯二价阴离子、改性的甲基铝氧烷和各种锆化合物反应产物的催化剂组合物,并且用于使乙烯和1-己烯共聚。结果示于表2之中。
实施例17-24
制备了另一些含有肉桂基环戊二烯二价阴离子、改性的甲基铝氧烷和各种锆化合物反应产物的催化剂组合物,并且用于使乙烯和1-己烯共聚方法如下。
催化剂组合物的制备
在实施例17-24中,每个实施例中都是将按实施例1-10中制备的肉桂基环戊二烯二价阴离子(0.0452毫摩尔)与1.5毫升MMAO在室温下合并并且搅拌四天。向处于烘箱中的其中含有大约5微摩尔(但是实施例22和23除外,在此二实施例中分别仅仅使用大约2.5微摩尔的锆化合物)表3中所示的锆化合物的小瓶中,加入大约5微摩尔形成的二价阴离子/MMAO配合物。对于实施例17、18、20、21和22来说,还向所说的小瓶中加入甲苯。搅拌形成的混合物20-55分钟,以便形成所说的催化剂组合物。
聚合
对于实施例17-24中每一个实施例来说,在高压釜反应器中加入所说的催化剂组合物以及另外2毫摩尔(对于实施例22和23来说,分别另外使用1和0.33毫摩尔)MMAO。参见下表3,按照实施例1-10的方法进行使用这些催化剂组合物的聚合反应。
实施例25
按照下述方法制备了含有1-肉桂基茚二价阴离子、改性的甲基铝氧烷和ZrCl4反应产物的催化剂组合物并且用于乙烯和1-己烯的共聚。
1-肉桂基茚二价阴离子的制备
在氩气下,将茚(364毫摩尔)在300毫升THF中的98%溶液冷却到-78℃。向该溶液中加入等摩尔量正丁基锂,将所得到的混合物温热到室温。然后被加入到处于-30℃温度下的等摩尔量肉桂酰氯(58.45克)在100毫升THF中的95%溶液中。接着使该混合物温热到室温反应一小时,以便生成肉桂基茚。在高真空下将肉桂基茚浓缩成残渣,然后使用100毫升己烷洗涤和浓缩两次。残渣用100毫升温己烷洗涤第三次后趁热过滤。滤液再于真空下浓缩成残渣。肉桂基茚残渣的熔点为55-69℃,回收率达62%。
将肉桂基茚(224毫摩尔)在300毫升乙醚中的溶液置于氩气下冷却到0℃。向此溶液中加入0.89当量(200毫摩尔)的正丁基锂,然后使该溶液温热到室温。该混合物中加入己烷并且浓缩至几近残渣。该混合物中再加入一些己烷,然后搅拌过夜。产物,固态肉桂基茚锂,经过滤和洗涤后减压干燥。回收的产品达44克。
为了产出所说的二价阴离子,将肉桂基茚锂(11毫摩尔)在50.0毫升THF中的溶液置于氩气下,冷却到0℃。向其中加入1.0当量的丁基锂后于室温下搅拌一小时。
催化剂组合物的制备
接着,将所说的二价阴离子溶液用双头针移至一种含有2.0当量四氯化锆(5.0克,21.4毫摩尔)于50毫升THF中的-30℃溶液中,搅拌三天。将反应混合物减压浓缩成残渣并且在搅拌下与经过烘箱干燥的小玻璃瓶中的500当量MMAO合并。
聚合
按照上述实施例1-10中同样方式,使用含有1-肉桂基茚二价阴离子的催化剂组合物对乙烯和1-己烯进行共聚。该催化剂的活性为6700,所得到的共聚物的丁基支链化的频度为11.9,I2为0.513,而且熔体流动比为26.3。
实施例26-29
制备了含有肉桂基环戊二烯二价阴离子、硼化合物、改性的甲基铝氧烷和各种锆化合物反应产物的另一些催化剂组合物并且用于乙烯和1-己烯共聚,方法如下。
催化剂组合物的制备
在实施例26-29的每一例中,将按照上面实施例1-10中所述制备的肉桂基环戊二烯二锂(0.28毫摩尔)在THF中的溶液置于氩气下并且骤冷到0℃。向该溶液中加入等摩尔量表4中所示的硼化合物,0℃下将形成的混合物搅拌30分钟,然后温热到室温。接着于室温下,将其加入到表4中所示锆化合物THF中的溶液内。混合物搅拌过夜后,减压浓缩成残渣。
对于实施例26-29中的每例来说,接着将形成的二价阴离子/硼/锆配合物溶解在无水甲苯中。在实施例28中,于搅拌下向烘箱干燥过的小玻璃瓶中加入500当量的MMAO,并且向其中加入所说的二价阴离子/硼/锆配合物的甲苯溶液。在实施例26和27中,首先向该玻璃小瓶中加入10毫升甲苯,然后加入MMAO,在实施例29中,首先向该小瓶中加入所说的二价阴离子/硼/锆配合物,以及加入10毫升甲苯,然后向其中加入500当量的MMAO。
聚合
参照下表4,按照上述实施例1-10所述的方式,使用这些催化剂组合物进行聚合反应。
实施例30
按下述方式制备了一种催化剂组合物并且用于乙烯和1-己烯的共聚反应,所说的组合物中含有首先用三甲基氯硅烷、作过金属转移的肉桂基环戊二烯二价阴离子、ZrCl4和改性的甲基铝氧烷的反应产物。
将按照上述实施例1-10中所述制备的肉桂基环戊二烯二锂(1.09毫摩尔)于大约1毫升THF中的溶液置于氩气下,向其中加入2.5当量的三甲基氯硅烷,然后搅拌1小时。该混合物减压浓缩成残渣,残渣用甲苯洗涤两次,然后减压过滤除去氯化锂。
接着于室温下,向处于搅拌下的等摩尔量四氯化锆中加入所说的滤液。混合物减压浓缩成残渣后,搅拌下与烘箱干燥过的小玻璃瓶中的500当量MMAO合并。
聚合
使用这种催化剂组合物共聚乙烯和1-己烯的反应按照实施例1-10的方式进行。该催化剂的活性为7211。所得到的共聚物,I2为0.176,I21等于3.35,熔体流动比等于22.05。
实施例31
按下述方式制备了一种催化剂组合物并且用于乙烯和1-己烯的共聚反应,所说的组合物中含有首先用三甲基锡氯化物作过金属转移的肉桂基环戊二烯二价阴离子ZrCl4和改性的甲基铝氧烷的反应产物。
将按照上述实施例1-10中所述制备的肉桂基环戊二烯二锂(0.2毫摩尔)于5.0毫升THF中的溶液置于氩气下并冷却到-78℃,向其中加入1.0当量的三甲基锡氯化物,然后将形成的混合物温热到室温。混合物减压浓缩成残渣。
为了生成所说的催化剂组合物,将形成的产物于室温下加入到等摩尔量的四氯化锆中搅拌过夜。减压浓缩成残渣之后,于搅拌下载烘箱干燥过的小玻璃瓶中与500当量的MMAO合并。
聚合
使用这种催化剂组合物共聚乙烯和1-己烯的反应按照实施例1-10的方式进行。该催化剂的活性为20888。所得到的共聚物,I2为0.294,I21等于5.2,熔体流动比等于17.6。
实施例32
按下述方式制备了一种催化剂组合物并且用于乙烯和1-己烯的共聚反应,所说的组合物中含有首先用三甲基铝作过金属转移的肉桂基环戊二烯二价阴离子、ZrCl4和改性的甲基铝氧烷的反应产物。
将按照上述实施例1-10中所述制备的肉桂基环戊二烯二锂(0.124毫摩尔)于5.0毫升THF中的溶液置于氩气下并冷却到-30℃,向其中加入2.0当量的三甲基铝,然后将其温热到室温并搅拌4小时。混合物减压浓缩成残渣。
然后将形成的产物于室温下加入到二当量四氯化锆中,搅拌三天。减压浓缩成残渣后,搅拌下在烘箱干燥过的小玻璃瓶中与500当量的MMAO合并。
聚合
使用这种催化剂组合物共聚乙烯和1-己烯的反应按照实施例1-10的方式进行。该催化剂的活性为12205。所得到的共聚物,I2为0.166,I21等于3.08,熔体流动比等于18.5而且BBF等于9.39。
实施例33
按下述方式制备了一种催化剂组合物并且用于乙烯和1-己烯的共聚反应,所说的组合物中含有首先用溴化镁作过金属转移的肉桂基环戊二烯二价阴离子、ZrCl4和改性的甲基铝氧烷的反应产物。
室温下,于干燥箱中搅拌按照上述实施例1-10中所述制备的肉桂基环戊二烯二锂和溴化镁的等摩尔量(0.22毫摩尔)混合物。向此固体混合物中加入大约1毫升骤冷(-30℃)的THF-d8,该溶液搅拌2小时。
该催化剂组合物的制备如下:首先将所形成的产物于室温下加入到等摩尔量四溴化锆在大约1毫升THF-d8中的溶液内,然后将该混合物搅拌过夜,减压蒸发溶剂形成残渣,搅拌下向残渣中加入10毫升甲苯,然后加入500当量的MMAO。
聚合
使用这种催化剂组合物共聚乙烯和1-己烯的反应按照实施例1-10的方式进行。该催化剂的活性为4345。
表1实施例 乙醚℃ Zr化合物 二价阴离子 活性 BBF Mw/PDI
/Zr摩尔比1 THF,室温 ZrCl4 2.0 38,325 13.9 208K/3.9552 THF,-30° ZrCl4 1.0 67,577 10.4 187K/3.2643 THF,室温 ZrCl4 1.0 20,013 10.3 242K/2.914 THF,-30° ZrCl4 0.5 13,998 10.95 THF,-30° ZrCl4 0.5 15,402 8.86 Et20,-78° CpZrCl3 1.0 34,067 13.0 143K/3.787 THF,室温 CpZrCl3 1.0 63,823 10.5 165K/3.448 THF,室温 Cp*ZrCl3 1.0 55,014 6.6 374K/4.979 THF,-30° Cp*ZrCl3 1.0 44,690 5.3 338K/4.4910 Et2O,-78℃ Cp*ZrCl3 1.0 61,025 3.6 317K/3.31
表2实施例 Zr化合物 活性 I2 I21 MFR11 ZrCl4 20,013 .085 2.29 27.05121 ZrCl4 67,577 .26 8.04 30.91132 CpZrCl3 27,420 .179 3.62 20.2314 CpZrCl3 63,823 .331 11.82 35.71153 ZrCl4 38,325 .189 7.99 42.2316 Cp*ZrCl3 55,014 <.1 .559 NA1 价阴离子和锆化合物在-30℃下接触。2 价阴离子/Zr摩尔比为2。3 价阴离子/Zr摩尔比为0.5。
表3实施例 Zr化合 微摩尔Zr 总Al/Zr 活性 BBF Mw/PDI
物 化合物 摩尔比17 ZrCl4 5 500 9,320 8.5 174K/2.99818 (PhCH2)4Zr 5 500 3,44719 Zr(NEt2)4 5 500 3,39620 CpZrCl3 5 500 25,530 7.2 132K/3.30721 Cp*ZrCl3 5 500 25,05922 Cp*ZrCl3 2.5 500 61,421 6.3 240K/3.09023 Cp*ZrCl3 2.5 200 8,208241 ZrCl4 5 500 31,616 12.41使用20当量的MMAO消化。
表4实施例 B和Zr 活性 I2 I21 MFR
化合物26 BPh3,ZrCl4 18,704 <.1 .899 NA27 BEt3,ZrCl4 9,921 NA NA NA28 BEt3,ZrCl4 1 53,289 .152 3.35 22.0529 Ph2BBr1 14,337 .202 3.75 18.54
ZrBr41 10.5 微摩尔
Claims (17)
2.一种具有下式结构的催化剂前体:
3.一种具有下式结构的催化剂前体:
5.按照权利要求4所述的催化剂组合物,其中所说的催化剂前体是:
6.按照权利要求4所述的催化剂组合物,其中所说的催化剂前体是:
7.按照权利要求4所述的催化剂组合物,其中所说的含有III B-VII族金属或镧系金属的化合物是锆化合物。
8.按照权利要求4所述的催化剂组合物,其中所说活化的助催化剂是由甲基铝氧烷、改性的甲基铝氧烷、烷基硼及其混合物中选出的。
9.一种制备烯烃聚合物的方法,其中包括在聚合条件下使至少一种烯烃单体与一种催化剂组合物接触,所说的催化剂组合物含有下列物质的反应产物:
1)一种具有下式结构的催化剂前体:式中:
L是环二烯基配位体;
W,X,Y和Z独立地是氢、1-20个碳原子的烃基、或甲硅烷基,而且可以通过至少含有两个IV A族原子的桥连基团被连接到L上;条件是X,Y和Z中有一个是从IV A族三烷基、芳基、杂芳基、烯属不饱和烃基、炔属不饱和烃基、酮基和芳族有机金属部分之中选出的、带阴电荷的稳定化基团;
2)含有III B-VIII族金属或镧系金属的化合物;以及
3)活化的助催化剂。
10.按照权利要求9所述的方法,其中所说的催化剂前体具有下述结构:
12.按照权利要求9所述的方法,其中所说的含有III B-VIII族金属或镧系金属的化合物是锆化合物。
13.按照权利要求9所述的方法,其中所说活化的助催化剂选自甲基铝氧烷、改性的甲基铝氧烷、烷基硼及其混合物。
14.按照权利要求9所述的方法,是在气相进行的。
15.按照权利要求9所述的方法,其中所说的烯烃单体选自乙烯、高级α-烯烃、二烯及其混合物。
16.一种使用权利要求9的方法生产的烯烃聚合物。
17.一种使用权利要求9的方法生产的乙烯聚合物。
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US5260244A (en) * | 1991-12-19 | 1993-11-09 | Phillips Petroleum Company | Transition metal/rare earth catalyst, olefin polymeration process, and polymer produced |
US5232999A (en) * | 1992-01-27 | 1993-08-03 | Phillips Petroleum Company | Olefin polymerization catalyst and process |
ES2148205T3 (es) * | 1992-09-04 | 2000-10-16 | Bp Chem Int Ltd | Composiciones cataliticas y procedimiento para la preparacion de poliolefinas. |
DE69328996T2 (de) * | 1992-09-04 | 2000-11-16 | Bp Chem Int Ltd | Katalysatorzusammensetzung und Verfahren zur Herstellung von Polyolefinen |
US5354721A (en) * | 1993-06-22 | 1994-10-11 | Phillips Petroleum Company | Organo-aluminoxy product and use |
US5395811A (en) * | 1993-11-15 | 1995-03-07 | The Regents Of The University Of California | Highly active π-allylnickel-based polymerization initiators |
GB9405012D0 (en) * | 1994-03-15 | 1994-04-27 | Bp Chem Int Ltd | Polymerisation catalysts |
ATE238360T1 (de) * | 1995-01-24 | 2003-05-15 | Du Pont | Polyolefine |
-
1995
- 1995-09-29 US US08/536,947 patent/US5700748A/en not_active Expired - Fee Related
-
1996
- 1996-09-25 CA CA002186410A patent/CA2186410A1/en not_active Abandoned
- 1996-09-26 ZA ZA968112A patent/ZA968112B/xx unknown
- 1996-09-27 BR BR9603942A patent/BR9603942A/pt active Search and Examination
- 1996-09-27 AU AU65877/96A patent/AU6587796A/en not_active Abandoned
- 1996-09-27 SK SK1244-96A patent/SK124496A3/sk unknown
- 1996-09-27 TR TR96/00770A patent/TR199600770A2/xx unknown
- 1996-09-27 HU HU9602680A patent/HUP9602680A3/hu unknown
- 1996-09-27 CZ CZ962859A patent/CZ285996A3/cs unknown
- 1996-09-27 PL PL96316332A patent/PL316332A1/xx unknown
- 1996-09-27 EP EP96307108A patent/EP0771777A1/en not_active Withdrawn
- 1996-09-27 AR ARP960104533A patent/AR003740A1/es unknown
- 1996-09-28 CN CN96112026A patent/CN1157291A/zh active Pending
- 1996-09-30 KR KR1019960043605A patent/KR970015605A/ko not_active Application Discontinuation
-
1997
- 1997-06-26 US US08/883,053 patent/US5866497A/en not_active Expired - Fee Related
- 1997-06-26 US US08/883,074 patent/US5912311A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SK124496A3 (en) | 1997-06-04 |
HUP9602680A3 (en) | 1998-03-02 |
HUP9602680A2 (en) | 1997-10-28 |
US5700748A (en) | 1997-12-23 |
EP0771777A1 (en) | 1997-05-07 |
BR9603942A (pt) | 1998-06-09 |
CA2186410A1 (en) | 1997-03-30 |
AU6587796A (en) | 1997-04-10 |
US5866497A (en) | 1999-02-02 |
US5912311A (en) | 1999-06-15 |
CZ285996A3 (en) | 1997-06-11 |
HU9602680D0 (en) | 1996-11-28 |
ZA968112B (en) | 1997-04-21 |
PL316332A1 (en) | 1997-04-01 |
MX9604380A (es) | 1997-09-30 |
TR199600770A2 (tr) | 1997-04-22 |
AR003740A1 (es) | 1998-09-09 |
KR970015605A (ko) | 1997-04-28 |
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