CN1243518A - 乙烯聚合 - Google Patents
乙烯聚合 Download PDFInfo
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- CN1243518A CN1243518A CN98801780A CN98801780A CN1243518A CN 1243518 A CN1243518 A CN 1243518A CN 98801780 A CN98801780 A CN 98801780A CN 98801780 A CN98801780 A CN 98801780A CN 1243518 A CN1243518 A CN 1243518A
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- hydrocarbyl
- ethylene
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- hydrogen
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- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 239000005977 Ethylene Substances 0.000 title claims abstract description 34
- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 28
- 239000003446 ligand Substances 0.000 claims abstract description 49
- 150000001875 compounds Chemical class 0.000 claims abstract description 37
- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 61
- -1 2, 6-dimethylphenyl Chemical group 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 33
- 229910052739 hydrogen Inorganic materials 0.000 claims description 26
- 239000001257 hydrogen Substances 0.000 claims description 26
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 25
- 150000002431 hydrogen Chemical group 0.000 claims description 19
- 239000002841 Lewis acid Substances 0.000 claims description 15
- 125000003118 aryl group Chemical group 0.000 claims description 15
- 150000007517 lewis acids Chemical class 0.000 claims description 15
- 125000000524 functional group Chemical group 0.000 claims description 14
- 125000003107 substituted aryl group Chemical group 0.000 claims description 11
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 230000007935 neutral effect Effects 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- 125000004429 atom Chemical group 0.000 claims description 5
- 230000000379 polymerizing effect Effects 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 31
- 229920000642 polymer Polymers 0.000 abstract description 9
- 229910052759 nickel Inorganic materials 0.000 abstract description 8
- 239000001993 wax Substances 0.000 abstract description 3
- 125000004421 aryl sulphonamide group Chemical group 0.000 abstract description 2
- 239000000314 lubricant Substances 0.000 abstract description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 abstract 4
- 229910000073 phosphorus hydride Inorganic materials 0.000 abstract 3
- 125000004422 alkyl sulphonamide group Chemical group 0.000 abstract 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 32
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 22
- 239000003054 catalyst Substances 0.000 description 16
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 14
- 239000000047 product Substances 0.000 description 14
- 238000005160 1H NMR spectroscopy Methods 0.000 description 13
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Substances CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 10
- 229940124530 sulfonamide Drugs 0.000 description 10
- 150000003456 sulfonamides Chemical class 0.000 description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- UHOVQNZJYSORNB-MZWXYZOWSA-N benzene-d6 Chemical compound [2H]C1=C([2H])C([2H])=C([2H])C([2H])=C1[2H] UHOVQNZJYSORNB-MZWXYZOWSA-N 0.000 description 8
- 239000013078 crystal Substances 0.000 description 8
- 238000000921 elemental analysis Methods 0.000 description 8
- 238000004679 31P NMR spectroscopy Methods 0.000 description 7
- 229920000573 polyethylene Polymers 0.000 description 7
- WYURNTSHIVDZCO-UHFFFAOYSA-N tetrahydrofuran Substances C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 7
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 6
- 229960000583 acetic acid Drugs 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 150000002815 nickel Chemical class 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 5
- ZUVFWUTWKRAOMW-UHFFFAOYSA-N NS(P)(=O)=O Chemical class NS(P)(=O)=O ZUVFWUTWKRAOMW-UHFFFAOYSA-N 0.000 description 5
- 238000011065 in-situ storage Methods 0.000 description 5
- 238000006384 oligomerization reaction Methods 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005481 NMR spectroscopy Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000012362 glacial acetic acid Substances 0.000 description 4
- 125000001424 substituent group Chemical group 0.000 description 4
- WKBALTUBRZPIPZ-UHFFFAOYSA-N 2,6-di(propan-2-yl)aniline Chemical compound CC(C)C1=CC=CC(C(C)C)=C1N WKBALTUBRZPIPZ-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 3
- CSKNSYBAZOQPLR-UHFFFAOYSA-N benzenesulfonyl chloride Chemical compound ClS(=O)(=O)C1=CC=CC=C1 CSKNSYBAZOQPLR-UHFFFAOYSA-N 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 150000004678 hydrides Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 150000002816 nickel compounds Chemical class 0.000 description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- UFFBMTHBGFGIHF-UHFFFAOYSA-N 2,6-dimethylaniline Chemical compound CC1=CC=CC(C)=C1N UFFBMTHBGFGIHF-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- CUJRVFIICFDLGR-UHFFFAOYSA-N acetylacetonate Chemical compound CC(=O)[CH-]C(C)=O CUJRVFIICFDLGR-UHFFFAOYSA-N 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- XGRJZXREYAXTGV-UHFFFAOYSA-N chlorodiphenylphosphine Chemical compound C=1C=CC=CC=1P(Cl)C1=CC=CC=C1 XGRJZXREYAXTGV-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical group [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000001394 phosphorus-31 nuclear magnetic resonance spectrum Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- DNZZPKYSGRTNGK-PQZOIKATSA-N (1z,4z)-cycloocta-1,4-diene Chemical compound C1C\C=C/C\C=C/C1 DNZZPKYSGRTNGK-PQZOIKATSA-N 0.000 description 1
- 125000001637 1-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C(*)=C([H])C([H])=C([H])C2=C1[H] 0.000 description 1
- 238000004293 19F NMR spectroscopy Methods 0.000 description 1
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 1
- YKOLZVXSPGIIBJ-UHFFFAOYSA-N 2-Isopropylaniline Chemical compound CC(C)C1=CC=CC=C1N YKOLZVXSPGIIBJ-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 101100512897 Caenorhabditis elegans mes-2 gene Proteins 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229910004373 HOAc Inorganic materials 0.000 description 1
- 239000004705 High-molecular-weight polyethylene Substances 0.000 description 1
- 239000012359 Methanesulfonyl chloride Substances 0.000 description 1
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 description 1
- 229910021543 Nickel dioxide Inorganic materials 0.000 description 1
- 229910021585 Nickel(II) bromide Inorganic materials 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 239000002168 alkylating agent Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 238000001460 carbon-13 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 150000004696 coordination complex Chemical class 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000012685 gas phase polymerization Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000001072 heteroaryl group Chemical group 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 238000010952 in-situ formation Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 238000006263 metalation reaction Methods 0.000 description 1
- HNQIVZYLYMDVSB-UHFFFAOYSA-N methanesulfonimidic acid Chemical compound CS(N)(=O)=O HNQIVZYLYMDVSB-UHFFFAOYSA-N 0.000 description 1
- QARBMVPHQWIHKH-UHFFFAOYSA-N methanesulfonyl chloride Chemical compound CS(Cl)(=O)=O QARBMVPHQWIHKH-UHFFFAOYSA-N 0.000 description 1
- CPOFMOWDMVWCLF-UHFFFAOYSA-N methyl(oxo)alumane Chemical compound C[Al]=O CPOFMOWDMVWCLF-UHFFFAOYSA-N 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- FGNGTWFJQFTFGN-UHFFFAOYSA-N n,n,n',n'-tetramethylethane-1,2-diamine Chemical compound CN(C)CCN(C)C.CN(C)CCN(C)C FGNGTWFJQFTFGN-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 125000005010 perfluoroalkyl group Chemical group 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 1
- 238000000607 proton-decoupled 31P nuclear magnetic resonance spectroscopy Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- WHRNULOCNSKMGB-UHFFFAOYSA-N tetrahydrofuran thf Chemical compound C1CCOC1.C1CCOC1 WHRNULOCNSKMGB-UHFFFAOYSA-N 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 150000003623 transition metal compounds Chemical class 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- ORGHESHFQPYLAO-UHFFFAOYSA-N vinyl radical Chemical compound C=[CH] ORGHESHFQPYLAO-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/04—Nickel compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F17/00—Metallocenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/50—Organo-phosphines
- C07F9/5004—Acyclic saturated phosphines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/50—Organo-phosphines
- C07F9/5022—Aromatic phosphines (P-C aromatic linkage)
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/50—Organo-phosphines
- C07F9/5031—Arylalkane phosphines
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
选择的原磷化氢取代的芳基磺酰胺或选择的含磷化氢的烷基磺酰胺的某些镍[Ⅱ]配合物催化乙烯聚合。制备的聚合物能被用作润滑剂或在蜡中使用。一些这样的镍[Ⅱ]配合物和含磷化氢的配位体也是新化合物。
Description
本申请要求1997年1月14日提交的美国临时申请No.60/035,191为优先权。
发明领域
本申请描述了用新型镍配合物作为催化剂的乙烯聚合,其中镍配合物中的镍配位到选择的亚磷取代的芳基磺酰胺配位体上。
技术背景
乙烯聚合物是很重要的商业产品,这些聚合物用于各种用途,从润滑剂和蜡中的低分子量聚乙烯(PE)到用于纤维、薄膜、成型树脂等的高分子量聚乙烯。多数情况下,乙烯用催化剂聚合,经常用过渡金属化合物或配合物作催化剂。生产的每单位重量聚乙烯中,这些催化剂的成本变化很大,生产的聚合物的结构,可能需要从PE中除去催化剂,催化剂的毒性等。由于聚乙烯的商业重要性,人们不断寻求新的聚合催化剂。
P.Braunstein等人,在J.Chem.Soc.,Dalton Trans.,1996,p.3571-3574中报道了用作乙烯低聚合反应催化剂的镍配合物的用途,该镍配合物带有某些亚磷-氮配位体。没有提到磺酰胺。
欧洲专利申请454,231公开了镍配合物中带有中性亚磷配位体的一些类型,它们可用于烯烃聚合。没有公开含配位体的磺酰胺。
发明概述
其中:
R1、R2、R3和R4每一个独立地为氢、烃基、取代的烃基或惰性官能团;
R5和R6每一个独立地为氢、烃基或取代的烃基;
n是1、2或3;
Ar1、Ar2和Ar3每一个独立地为烃基或取代的烃基;和
L1是中性单配位基的配位体,L2是单阴离子单配位基的配位体,或L1和L2连在一起为单阴离子双配位基的配位体,条件是所述单阴离子单配位基配位体或所述单阴离子双配位基配位体可被所述乙烯替代或可加成到所述乙烯上。
R1、R2、R3和R4每一个独立地为氢、烃基、取代的烃基或惰性官能团;
R5和R6每一个独立地为氢、烃基或取代的烃基;
n是1、2或3;
Ar1是芳基或取代的芳基;
Ar2和Ar3每一个为烃基或取代的烃基;
条件是Ni[II]原子还已经键合到其配位体上,该配位体可被所述的乙烯替代或可加成到所述乙烯上。
其中:
R1、R2、R3和R4每一个独立地为氢、烃基、取代的烃基或惰性官能团;
R5和R6每一个独立地为氢、烃基或取代的烃基;
Ar1是芳基或取代的芳基;和
Ar2和Ar3每一个独立地为烃基或取代的烃基。
本发明涉及下式化合物:或
其中:
R1、R2、R3和R4每一个独立地为氢、烃基、取代的烃基或惰性官能团;
R5和R6每一个独立地为氢、烃基或取代的烃基;
n是1、2或3;
Ar1是芳基或取代的芳基;
Ar2和Ar3每一个为烃基或取代的烃基;和
L1是中性单配位基的配位体,L2是单阴离子单配位基的配位体,或L1和L2连在一起为单阴离子双配位基的配位体,条件是所述单阴离子单配位基配位体或所述单阴离子双配位基配位体可被所述乙烯替代或可加成到所述乙烯上。
发明的详细说明
本申请中使用了一些术语。部分术语是:
“烃基”是指仅含碳和氢的一价基团。如果没有特别说明,那么本申请烃基优选含1至约30个碳原子。
“取代的烃基”是含一个或多个取代基的烃基,所述的取代基在本发明方法条件下是惰性的,所述的条件是含这些取代基的化合物所经受的条件。而且所述取代基基本上不妨碍本发明方法。如果没有特别说明,那么本申请取代的烃基优选含1-约30个碳原子。“取代的”意思中包括杂芳环。
“(惰性)官能团”是指除烃基或取代的烃基之外的基团,该基团在本发明方法条件下是惰性的,所述的条件是含此基团的化合物所经受的条件。而且所述官能团基本上不妨碍上述任何方法,所述的这些方法是含此基团的化合物参与其中的方法。官能团的例子包括卤素(氟、氯、溴和碘)、醚例如-OR7,其中R7是烃基或取代的烃基、硝基和全氟烃基(仅含氟和碳)。当官能团可以接近镍原子时,所述官能团配位到金属原子上的能力不会比化合物中配位在金属原子上的基团更强,也就是说,这些官能团不会替代所需的配位基团。
“聚合方法”(以及所制的聚合物)是指制备具有一定聚合度(DP)的聚合物的方法,所述聚合度约为5或更大,优选约10或更大(除非特别指出)。“DP”是指聚合物中重复(单体)单元的平均数。
“芳基”是指单价基团,其游离价连到芳环的碳原子上,优选碳环的环碳原子。芳基可含一个环或可含2个或多个稠环,如9-蒽基或1-萘基。
“取代的芳基”是指用一个或多个基团取代的芳基,所述的取代基团不会妨碍化合物的合成或发生的聚合作用。合适的取代基包括烷基、芳基如苯基、卤素、烷氧基、硝基和全氟烃基。
“单阴离子配位体”是指有一个负电荷的配位体。
“中性配位体”是指不带电荷的配位体。
本申请中可用作配位体的化合物包括上述(II)和(IV)。配位体从相应的磺酰胺制备。磺酰胺(II)可通过使芳基磺酰氯与合适的芳胺反应制得(参见实验B-E)。然后将得到的磺酰胺用正丁基锂锂化并与合适的二芳基氯磷化氢反应(参见实施例1-5)。相应于配位体(IV)(其中n是1)的磺酰胺可通过使甲磺酰氯与合适的胺反应以生成磺酰胺,然后用正丁基锂使磺酰胺金属化,并与合适的二芳基氯磷化氢反应。
对于n是2或3的化合物,可应用下列合成:
各种膦基磺酰胺的镍配合物可通过各种方法制备。双(1,4-环辛二烯)Ni[O]可与膦基磺酰胺反应以生成可用作为低聚合的催化剂的配合物(参见实施例6)。化合物(N,N,N’,N’-四甲基乙二胺)NiMe2可与膦基磺酰胺反应以生成活性催化剂(参见实施例7和8)。
乙烯可加成上去的配位体包括氢化物、烷基或R7C(=O)-,其中R7是烃基或取代的烃基,和如η3-C8H13的基团。这样的基团也描述在世界专利申请WO96/23010中。
含氢化物配位体的镍配合物可通过使化合物如(I)或(II)与氢反应制得,其中(I)或(II)中的L1是烷基,L2是中性配位体。当用CO处理相同的起始原料时会生成含酰基配位体的配合物。
配位体(II)和(IV)中以及相应的配合物(I)和(III)中,优选下列基团:
R1、R2、R3、R4、R5和R6是氢;和/或
R1、R2、R4、R5和R6是氢,R3是甲基;和/或
n是1;和/或
Ar1是2,6-二甲基苯基、2,6-二异丙基苯基、2-异丙基苯基或2,4,6-三叔丁基苯基;和/或
Ar1和Ar2是芳基或取代的芳基,优选苯基、2-甲基苯基、或3,5-双(三氟甲基)苯基、或1-8个碳原子的烷基或环烷基;和/或[仅在(I)或(III)中]
L1是烷基腈,更优选为乙腈;和/或
L2是烷基,优选甲基;和/或
L1和L2连在一起为η3-C8H13、{η3-(环辛二烯基)}。
如果合适,类似的基团是化合物(V)、(VII)和(VIII)中优选的基团。
(IX)中,R1、R2、R3、R4、Ar1、Ar2和Ar3如上定义,(IX)也可用与(VIII)相同的方式作为镍配合物中的配位体。在优选的(IX)中,R2和R4是氢,R1和R3是甲基,Ar1是2,6-二异丙基苯基,Ar2和Ar3是苯基。
(I)、(II)、(III)和(IV)特别优选的化合物如下表所示。R1-R6都是氢。如果合适,类似的取代作用是在化合物(V)、(VII)和(VIII)中优选的。
化合物 | Ar1 | Ar2和Ar3 | L1 | L2 | n |
Ia | 2,6-二异丙基苯基 | 苯基 | a | a | - |
Ib | 2,6-二异丙基苯基 | 苯基 | CH3CN | CH3 | - |
IIIa | 2,6-二异丙基苯基 | 苯基 | CH3CN | CH3 | 1 |
IIa | 2,6-二异丙基苯基 | 苯基 | - | - | - |
IIb | 2,6-二甲基苯基 | 苯基 | - | - | - |
IIc | 2,4,6-三叔丁基苯基 | 苯基 | - | - | - |
IId | 2,6-二异丙基苯基 | 2-甲基苯基 | - | - | - |
IIe | 2,6-二异丙基苯基 | 3,5-双(三氟甲基)苯基 | - | - | - |
IVa | 2,6-二异丙基苯基 | 苯基 | - | - | 1 |
aL1和L2连在一起为η3-C8H13。
在上述第二种聚合方法中,(II)或(IV)的镍[II]配合物既可加到聚合方法中也可在方法中就地生成。事实上,在方法中可生成多于一种的这样的配合物,例如初始配合物的生成和随后该配合物反应生成含此配合物的活性端基聚合物。
可初始就地生成的这样的配合物的例子是其中R1-R4、Ar1、Ar2和Ar3如上定义,T1是氢化物、烷基或R7C(=O)-,其中R7是烃基或取代的烃基,Y是中性配位体。类似的配合物也可用(IV)生成。这样的配合物可以直接加到方法中或就地生成。(V)可作为预先生成的配合物加到低聚反应中或就地生成。它可通过使(1,2-二甲氧基乙烷)NiBr2与膦基磺酰胺的碱金属盐在乙腈存在下反应以生成然后(X)可与烷基化化合物例如烷基铝化合物如聚(甲基铝氧烷)反应以在(X)中用甲基替代溴。这种反应可任选在乙烯存在下预先进行以预先生成(V),或就地生成。
引发聚合的另一种方法是(tmeda)NiMe2与(VIII)或其它类似的膦基磺酰胺反应。
路易斯酸可任选在本申请聚合方法中存在。路易斯酸可有助于制备聚合物,通过使聚合进行,在低温下进行,和/或制备稍不同的聚合物如高分子量聚合物。在改进方法中,路易斯酸是否有效可通过最小化实验,通过如实施例中描述的在路易斯酸存在下简单地进行聚合反应来确定。
如果路易斯酸存在的话,优选路易斯酸为中强度。有用的路易斯酸包括(C6F5)3B和(C6H5)3B。应该存在催化有效量的路易斯酸(如果存在)。每摩尔镍化合物中优选存在约0.1-200摩尔,更优选约1-100摩尔,尤其优选约2-50摩尔的路易斯酸。路易斯酸可在将被聚合的烯烃加入前、同时或之后加入。
乙烯聚合开始后,配合物可以是如下式的形式:其中,R1-R4、Ar1、Ar2和Ar3如上定义,P是二价(聚)乙烯基、-(CH2)x -,其中x是2或更大的整数,T2是端基,例如上述T1中所列的基团。类似的配合物也可用(IV)生成。
在本申请所有的聚合方法中,乙烯聚合在约-20℃-+200℃,优选约0℃-150℃,更优选约25℃-100℃的温度下进行。聚合进行中的乙烯压力不很重要,合适的范围可以是常压至约275MPa。但是优选较高压力约2至约100MPa。
本申请聚合方法可在各种液体,特别是非质子传递有机液体的存在下进行。催化剂系统、乙烯和聚乙烯可溶或不可溶于这些液体中,但是很显然这些液体不会阻止聚合的发生。合适的液体包括链烷烃、环烷烃、选择的卤代烃和芳烃。特别有用的溶剂包括己烷、甲苯和苯。
本申请催化剂可以是通过将它们涂覆或附在固体载体如二氧化硅或氧化铝上形成的“多相”催化剂。当活性催化剂种类通过与化合物如烷基铝化合物的反应被生成时,载体(烷基铝化合物被首先涂覆或附在其上)与镍化合物前体接触以生成催化剂系统,该催化剂系统中活性镍催化剂被“附在”固体载体上。这些被载催化剂如上所述可被用在有机液体的聚合反应中。它们也可用在所谓的气相聚合中,其中被聚合的烯烃以气体形式加入聚合反应且没有液体支持相存在。
在上述所有聚合方法的定义中包括起始原料的混合物,该混合物导致所有聚合方法中特定镍化合物的就地生成。
在实施例中,使用了下列缩写:
Bu-丁基;
COD-1,4-环辛二烯;
Me-甲基
Mes-2,4,6-三甲苯基
OAc-乙酸盐
Ph-苯基
Pr-丙基
THF-四氢呋喃
tmeda-N,N,N’,N’-四甲基乙二胺
实施例中1H和13C NMR光谱用Varian XL-400,Gemini-300或Bruker WM-200光谱仪记录。31P NMR光谱用Gemini-300光谱仪记录。NMR光谱用CDCl3溶剂记录,除非特别注明。用Ph2PCl(StremChemical)作为接受。Ar2PCl(Ar=3,5-(CF3)2C6H4、2-MeC6H4)根据Casalnuovo,A.L.、RajanBabu,T.V.、Ayers,T.A.和Warren,T.H.在J.Am.Chem.Soc.1994,116,9869-9882中公开的方法制备;(tmeda)MgMe2根据Coates,G.E.和Heslop,J.A.在J.Chem.Soc.(A)1966,26-27中公开的方法制备;(temda)Ni(acac)2根据Kaschube,W.、Porschke,K.R.和Wilke,G.在J.Organomet.Chem.1988,355,525-532中公开的方法制备。NMR光谱相对于溶剂信号记录。偶合常数以Hz报告,除非特别说明使用C-H偶合常数。
实验A
(tmeda)NiMe2。该配合物根据各种公开的方法合成。向250ml装有Schlenk转换接头的单颈圆底烧瓶中加入8.898g(23.85mmol)的(tmeda)Ni(acac)2和4.068g(23.85mmol)的(tmeda)MgMe2。将此烧瓶冷却至-30℃并经注射器加入100ml乙醚。得到的溶液变成深棕色且有相当多的泡沫。将此溶液在-30℃下搅拌1小时,在这期间有黄色晶体沉淀。将反应混合物冷却至-50℃,上层液体经套管过滤除去。余下的晶体用10ml乙醚洗涤,真空干燥并在-30℃的冷冻器中贮存。产量:3.413g(70%)。
磺酰胺的合成
方法A。从芳基磺酰氯衍生的磺酰胺在回流的乙酸中制备(参见Shepherd,R.G.的J.Org.Chem.,1947,12,275-283)。
实验B
PhSO2NH(2,6-异-Pr2C6H3)
向100ml烧瓶中加入16.225g(91.5mmol)的2,6-二异丙基苯胺和35ml冰乙酸。在此烧瓶上装上回流冷凝管并用加热罩加热。一旦溶液回流,就加入1.25当量的苯磺酰氯(14.6ml,20.2g,114.4mmol)。每10-15分钟分批(0.5,0.25,0.125,0.125,0.25)加入总量为1.25当量的NaOAc。加入NaOAc后,由于生成了NaCl沉淀,溶液变浑浊。最后的NaOAc加入后20分钟,加入蒸馏水,直至溶液澄清,然后将溶液放置一边使之冷却。冷却后生成的晶体产物用冷的60%HOAc(20ml)、冷的5M HCl(20ml)和冷的H2O(20ml)洗涤。晶体在Schlenk管线上真空干燥。产量:15.86g,55%。1H NMR:7.71(Ar,2H,dm,7.1),7.54(Ar,1H,tt,7.4,1.3),7.44(Ar,2H,tm,7.4),7.25(Ar,1H,dd,7.8,7.8),7.09(Ar,2H,d,7.7),6.11(NH,1H,s),3.09(CH,2H,sept,6.9),0.98 CH3,12H,d,6.8)。13C NMR:148.27,140.25,132.66,129.02,128.89,128.77,127.29,123.90,28.46,23.75。元素分析:C18H23NO2S:
计算值:C,68.11;H,7.30;N,4.41。
实测值:C,66.61;H,6.90;N,4.05。
实验C
PhSO2NH(2,6-Me2C6H3)
此化合物由18.0ml(17.7g,146mmol)的2,6-二甲基苯胺和23.3ml(32.2g,182.5mmol)的苯磺酰氯在30ml冰乙酸中合成。产量:28.95g,76%。1H NMR:7.70(Ar,2H,br,m),7.56(Ar,1H,tt,7.7,1.4),7.44(Ar,2H,″t″m,8.0),7.07(Ar,1H,dd,8.5,6.0),6.99(Ar,2H,d,br,7.1),6.04(NH,1H,s),2.01(CH3,6H,s)。13C NMR:140.54,137.75,132.80,132.39,128.99,128.73,127.83,127.10,18.62.元素分析:C14H15NO2S:
计算值:C,64.34;H,5.79;N,5.36。
实测值:C,64.21;H,5.81;N,5.42。
实验D
PhSO2NH(2-异-PrC6H4)
此化合物由15.45g(114.3mmol)的2-异丙基苯胺和18.2ml(25.2g,142.9mmol)的苯磺酰氯在30ml冰乙酸中合成。产量:22.6g,72%。1H NMR:7.70(Ar,2H,d,8.1),7.52(Ar,1H,t,7.4),7.52(Ar,2H,dd,8.0,7.5),7.29(Ar,1H,d,7.8),7.16(Ar,2H,″t″,3.8),7.11(Ar,1H,br,m),6.63(NH,1H,s),2.79(CH,1H,sept,6.9),0.94(CH3,6H,d,6.8)。13C NMR:142.90,139.41,132.84,132.46,128.91,127.19,127.12,126.42,126.05,125.80,27.36,23.17。元素分析:C15H17NO2S:
计算值:C,65.43;H,6.22;N,5.09。
实测值:C,65.22;H,6.28;N,4.83。
实验E
(Mes)SO2NH(2,6-异-Pr2C6H3)
此化合物由6.485g(36.6mmol)的2,6-二异丙基苯胺和10.0g(45.7mmol)的2-(1,3,5-三甲基苯基)磺酰氯在20ml冰乙酸中合成。产量:3.962g(30%).1H NMR:7.24(Ar,1H,t,7.8),7.08(Ar,2H,d,7.8),6.90(Ar,2H,s),6.10(NH,1H,s),3.12(CH,2H,sept,6.8),2.42(Me,6H,s),2.27(Me,3H,s),0.98(Me,12H,d,6.9)。13C NMR:148.57,142.11,139.04,135.27,131.81,129.39,123.74,28.42,23.66,23.13,20.85。
方法B。甲磺酰胺在0℃下于二氯甲烷中制备(参见Lis,R.;Marisca,A.J.的J.Org.Chem.,1987,52,4377-4379)。
实验F
MeSO2NH(2,6异-Pr2C6H3)
向300ml三颈圆底烧瓶中加入6.24g(35.2mmol)的2,6-二异丙基苯胺、3.15ml(3.08g,38.9mmol)的吡啶和100mlCH2Cl2。将此溶液冷却至0℃并经注射器加入MeSO2Cl。此溶液变成黄色并将其温热至室温并搅拌过夜。用60ml 1M的NaOH萃取该溶液然后有机相蒸发至干,得到油状物。将该油状物溶解在300ml 50%的含水乙醇中并将得到的溶液在旋转蒸发仪上浓缩,直至无色晶体沉淀。用多孔玻璃漏斗收集产物并用20ml冷乙醇(95%)、100mlH2O和30ml 35%冷的含水乙醇洗涤。为干燥产物,将其溶解在少量乙醚中并用Na2SO4干燥。将溶液过滤并蒸发至干,得到纯的干燥的MeSO2NH(2,6-异-Pr2C6H3)。产量:6.84g(76%)。1H NMR:7.30(Ar,1H,t,7.8),7.18(Ar,2H,d,7.8),5.82(NH,
1H,s),3.47(CH,2H,sept,6.6),3.07(CH3,3H,s),
1.22(CH3,12H,d,6.8)。13C NMR:148.12,129.26,
129.01,124.13,41.13,28.56,24.01。元素分析:C13H21NO2S:
计算值:C,61.14;H,8.29;N,5.48。
实测值:C,61.25;H,8.29;N,5.40。
实施例l
2-Ph2P(C6H4)SO2NH(2,6-Me2C6H3)
在250ml圆底烧瓶中,在N2气氛下将3.428g(13.1mmol)的PhSO2NH(2,6-Me2C6H3)溶解在50ml干燥THF中。将得到的溶液冷却至0℃并经注射器加入10.8ml正丁基锂(2.5M于己烷中,26.9mmol,2.05当量)。生成淡黄色的悬浮液并搅拌此悬浮液25分钟。经注射器向此悬浮液中加入2.36ml(2.90g,13.1mmol)的Ph2PCl,从而导致沉淀溶解并生成橙色溶液。1分钟后,通过加入70ml冷水使反应猝灭。生成两相并使之分离。浓缩有机相得到橙色树胶。用80ml 95%的乙醇处理此树胶得到溶液,静置该溶液,得到无色晶体沉淀。为了去除所有的水和乙醇,将晶体在135℃下真空熔融干燥14小时。产量:2.227g(38%)。1H NMR:7.92(Ar,1H,ddd,7.6,3.7,1.6),7.5-6.9(Ar,NH,19H,br,m),2.17(CH3,6H,s)。
13C{1H,31P}NMR:147.07,138.15,136.27,135.66,135.61,133.67,133.17,132.19,129.36,129.06,128.65,128.52,128.43,127.85,19.22.31P NMR:-9.49(s)。元素分析:C26H24NO2PS:
计算值:C,70.10;H,5.43;N,3.14。
实测值:C,71.71;H,5.60;N,3.22。
实施例2
2-Ph2P(C6H4)SO2NH(2,6-异-Pr2C6H3)
此化合物用与实施例1相似的方法,由下列化合物合成:8.84g(27.8mmol)的PhSO2NH(2,6-异-Pr2C6H3)、22.3ml正丁基锂(2.5M于己烷中,55.7mmol,2.05当量)和在100ml THF中的5.00ml(6.14g,27.8mmol)的Ph2PCl。产量:8.25g(57%)。1H NMR:7.94(Ar,1H,br,m),7.5-7.1(Ar,NH,17H,br,m),3.30(CH,2H,sept,6.8),1.04(CH3,12H,d,6.8)。13C{1H,31P}NMR:148.78,146.75,136.27,135.66,135.46,133.61,132.10,129.66,129.24,129.06,128.77,128.71,128.63,123.92,28.90,24.00。31P NMR:-9.85(s).元素分析:C30H32NO2PS:
计算值:C,71.83;H,6.43;N,2.79。
实测值:C,72.01;H,6.45;N,2.85。
实施例3
2-[(3,5-(CF3)2C6H3)2P](C6H4)SO2NH(2,6-异-Pr2C6H3)
此化合物用与实施例1类似的方法,由下列物质合成:在30mlTHF中的2.442g(7.69mmol)的PhSO2NH(2,6-异-Pr2C6H3)、6.3ml正丁基锂(2.5M于己烷中,15.8mmol,2.05当量)和在10mlTHF中的3.782g(7.69mmol)的(3,5-(CF3)2C6H3)2PCl。产量:4.22g(71%)。1H NMR:8.08-7.98(Ar,2H,br,m),7.93(Ar,2H,s),7.63(Ar,2H,d,6.9),6.76(NH,1H,s),3.20(CH,2H,sept,6.6),1.02(CH3,12H,d,6.6)。31P NMR:-7.82(s)。19F NMR:-63.86(s)。
实施例4
2-[(2-Me-C6H4)2P](C6H4)SO2NH(2,6-异-Pr2C6H3)
此化合物用与实施例1类似的方法,由下列物质合成:在70mlTHF中的6.11g(19.26mmol)的PhSO2NH(2,6-异-Pr2C6H3)、15.8ml正丁基锂(2.5M于己烷中,39.5mmol,2.05当量)和在10mlTHF中的4.79g(19.26mmol)的(3,5-(CF3)2C6H3)2PCl。NMR光谱分析与比例为7∶1的两个旋转异构体一致。产量:7.15g(70%)。1H NMR(主要产物):7.93(Ar,1H,br,m),7.38(Ar,2H,br,m),7.25-6.9(Ar,10H,br),6.69(Ar,2H,br,m),3.14(CH,2H,sept,7.0),2.29(CH3,6H,s),1.00(CH3,12H,d,7.0)。31P{1H}NMR:-19.09(少量),-23.46(主要)。
实施例5
Ph2PCH2SO2NH(2,6-异-Pr2C6H3)
此化合物用下列物质合成:在100mlTHF中的4.363g(17.1mmol)的MeSO2NH(2,6-异-Pr2C6H3)、14.0ml正丁基锂(2.5M于己烷中,35.0mmol,2.05当量)和3.07ml(3.77g,17.1mmol)的Ph2PCl。从300ml50%的含水乙醇中重结晶。产量:2.88g(38%)。1H NMR:7.5-7.0(Ar,13H,m,br),5.98(NH,1H,s),3.94(CH2,2H,s),3.30(CH,2H,sept,7.0),1.02(CH3,12H,d,7.0)。13C NMR:148.26,136.26(d,10.8),132.90(d,20.6),129.67,129.54,128.97,128.85(d,7.6),124.05,57.08(d,32.5),28.78,23.90。31P NMR:-22.82(s)。元素分析:C25H30NO2PS:
计算值:C,68.31;H,6.88;N,3.19。
实测值:C,67.85;H,6.89;N,3.14。
实施例6
[2-Ph2P(C6H4)SO2N(2,6-异-Pr2C6H3)]Ni(η3-C8H13)
向50ml圆底烧瓶中加入437mg(1.59mmol)的(cod)2Ni和797mg(1.59mmol)的2-Ph2P(C6H4)SO2NH(2,6-异-Pr2C6H3)。将固体溶解在10ml甲苯中并将得到的伯更狄(burgundy)溶液搅拌过夜。通过加入10ml己烷使产物以红-橙色粉末的形式沉淀。该粉末经过滤分离并用己烷(3×5ml)洗涤。干燥的产物称重为645mg(61%产率)。31P NMR光谱显示出两种类似的产物以7∶1的比例存在,可能是η3-C8H13基团的两种配位方式(烯丙基和4-烯基)(参见Peuckert,M.和Keim,W.的Organometallics 1983,2,594-597)。31P NMR:27.39(s,少),26.60(s,主要)。
实施例7
[2-Ph2P(C6H4)SO2N(2,6-异-Pr2C6H3)]NiMe(MeCN)
向Schlenk烧瓶中加入823mg(4.02mmol)的(tmeda)NiMe2和2115mg(4.22mmol)的2-Ph2P(C6H4)SO2NH(2,6-异-Pr2C6H3)并冷却至-30℃。向固体中加入50ml甲苯,从而生成红色溶液。加入乙腈(2.2ml,42.2mmol)使溶液变成呈褐色的琥珀色。在室温下搅拌该溶液1小时,在此期间生成黄色沉淀。产物经套管过滤分离并用己烷(2×8ml)洗涤。真空干燥粉末得到2058mg的[2-Ph2P(C6H4)SO2N(2,6-异-Pr2C6H3)]NiMe(MeCN)·甲苯(83%)。母液和洗涤液合并并浓缩。从浓缩液中回收另外58mg产物(总产量2116mg,86%)。1H NMR(C6D6):8.2-7.8(Ar,br,4H),7.3-6.6(Ar,br,18H),4.65(CH,br,2H),2.28(PhCH3,s,3H),1.6(CH3,br,12H),0.46(MeCN,s,3H),0.02(NiCH3,d,JPH 7Hz)。31P NMR:(C6D6):15.80(s)。元素分析:C33H37N2NiO2PS:
计算值:C,64.41;H,6.06;N,4.55。
实测值:C,61.87;H,5.98;N,4.21。
实施例8
[Ph2PCH2SO2N(2,6-异-Pr2C6H3)]NiMe(MeCN)
向SChlenk烧瓶中加入192mg(0.937mmol)的(tmeda)NiMe2和432mg(0.984mmol)的Ph2PCH2SO2NH(2,6-异-Pr2C6H3)并冷却至-30℃。加入甲苯(15ml)和乙腈(1ml,19.15mmol)从而得到褐色溶液。将此溶液温热至室温,可看到有少量的黄色沉淀。加入己烷(10ml)并使溶液冷却至-30℃,从而有黄色羽毛状晶体生成。晶体用套管过滤分离并用己烷(2×10ml)洗涤。真空干燥后,回收273mg(产率45%)的[Ph2PCH2SO2N(2,6-异-Pr2C6H3)]NiMe(MeCN)·甲苯。
1H NMR(C6D6):7.88(Ar,4H,br),7.05(Ar,9H,br),4.48(CH,2H,br),3.63(CH2,2H,d,2JPH=6.9),1.45(CHCH3,6H,d,6.3),1.33(CHCH3,6H,d,6.3),0.22(NCCH3,3H,s),-0.26(NiCH3,3H,d,2JPH=6.0)。31P NMR(C6D6):17.23(s)。
实施例9-18
低聚合实验在乙烯压力下在不锈钢Parr型4521不锈钢的容积为1000ml的反应器中进行。除非特别说明,否则反应在180ml甲苯中、催化剂浓度为2mM条件下进行。反应时间为210分钟。在此时间之后,将反应器放空、冷却并打开。将反应溶液倒入一等体积的丙酮中从而导致低聚产物沉淀。多数情况下,沉淀的产物不能经过滤收集(堵塞),取而代之的是反应混合物用水洗涤并用旋转蒸发仪浓缩。
产物用1H NMR光谱分析,此光谱用来确定平均DP(聚合度,聚合物分子中重复单元的平均数)、支化(每1000总的亚甲基中的支链,端基修正)、混合物中的α-烯烃的摩尔百分含量、存在的每克原子镍中乙烯聚合的摩尔数转化率(TO)、低聚合过程中每小时平均的聚合的乙烯摩尔数TO/h。由于样品的后处理方法,假设低聚物C10和更低的低聚物已损失。表1的数据是回收产物的值。
表1
aNi化合物和配位体源。b平均DP=25的15g固体蜡经滤纸分离。低分子量液体没有进行分析。
实施例号码 | 催化剂系统实验或实施例号码,和/或Ni化合物a | P(atm) | T(℃) | TO/h | TO | %α | 支化 | DP |
9 | (COD)2Ni+实施例1 | 1 | RT→50 | 20 | 120 | 0 | 12 | 7 |
10 | (COD)2Ni+实施例2 | 27 | 50 | 545 | 1900 | 18 | 26 | 16 |
11 | 实施例6 | 27 | 50 | 50 | 155 | 18 | 30 | 20 |
12 | 实施例6 | 54 | 80 | 105 | 315 | 24 | 47 | 15 |
13 | (COD)2Ni+实施例2 | 27 | 50 | 900 | 3140 | 18 | 20 | 14 |
14 | (COD)2Ni+实施例3 | 27 | 50 | 760 | 2700 | 13 | 18 | 14 |
15 | (COD)2Ni+实施例1 | 27 | 50 | 2150 | 7550 | 19 | 45 | 11 |
16 | (COD)2Ni+实施例4 | 27 | 50 | 25 | 90 | 4 | 22 | 9 |
17 | 实施例7 | 41 | 45 | 380 | 1140 | 18 | 12 | 25 |
18 | 实施例8 | 41 | 50 | 2550 | 8900 | 35 | 25 | <25b |
Claims (20)
2.乙烯聚合的方法,包括在约-20℃-+200℃下,使下式的单阴离子双配位基配位体的Ni[II]配合物或
与乙烯和任选路易斯酸接触,其中:
R1、R2、R3和R4每一个独立地为氢、烃基、取代的烃基或惰性官能团;
R5和R6每一个独立地为氢、烃基或取代的烃基;
n是1、2或3;
Ar1是芳基或取代的芳基;
Ar2和Ar3每一个独立地为烃基或取代的烃基;
条件是Ni[II]原子还已经键合到其配位体上,该配位体可被所述的乙烯替代或可加成到所述乙烯上。
3.下式化合物:其中:
R1、R2、R3和R4每一个独立地为氢、烃基、取代的烃基或惰性官能团;
R5和R6每一个独立地为氢、烃基或取代的烃基;和
Ar1是芳基或取代的芳基;
Ar2和Ar3每一个独立地为烃基或取代的烃基。
5.如权利要求1或2所述的方法,其中所述的温度为约25℃-100℃。
6.如权利要求1或2所述的方法,其中所述乙烯的压力为约常压至约275MPa。
7.如权利要求1或2所述的方法,其中n是1。
8.如权利要求1或2所述的方法,其中R1、R2、R3、R4、R5和R6都是氢。
9.如权利要求7所述的方法,其中R1、R2、R3、R4、R5和R6都是氢。
10.如权利要求9所述的方法,其中:
Ar1是2,6-二甲基苯基、2,6-二异丙基苯基、2-异丙基苯基或2,4,6-三-叔丁基苯基;和
L1是烷基腈,L2是烷基或L1和L2连在一起为η3-C8H13。
11.如权利要求10所述的方法,其中L1是乙腈,L2是甲基。
12.如权利要求1或2所述的方法,其中Ar2和Ar3是芳基或取代的芳基。
13.如权利要求1或2所述的方法,其中存在所述的路易斯酸。
14.如权利要求1或2所述的方法,其中不存在所述的路易斯酸。
15.如权利要求3或4所述的化合物,其中n是1。
16.如权利要求3或4所述的化合物,其中R1、R2、R3、R4、R5和R6都是氢。
17.如权利要求15所述的化合物,其中R1、R2、R3、R4、R5和R6都是氢。
18.如权利要求17所述的化合物,其中:
Ar1是2,6-二甲基苯基、2,6-二异丙基苯基、2-异丙基苯基或2,4,6-三-叔丁基苯基;和
L1是烷基腈,L2是烷基或L1和L2连在一起为η3-C8H13。
19.如权利要求18所述的化合物,其中L1是乙腈,L2是甲基。
20.如权利要求3或4所述的方法,其中Ar2和Ar3是芳基或取代的芳基。
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JP7353265B2 (ja) | 2017-08-18 | 2023-09-29 | ローム アンド ハース カンパニー | 封入触媒およびオレフィン重合方法 |
KR20210070334A (ko) | 2018-10-03 | 2021-06-14 | 더 보드 오브 트러스티즈 오브 더 유니버시티 오브 일리노이 | 가용화된 촉매 착물의 제조 방법, 가용화된 촉매 제제, 및 촉매 올레핀 중합의 방법 |
CN111040062B (zh) * | 2018-10-11 | 2021-12-17 | 大连金点生物科技有限公司 | 以NiMe2-BOC为催化剂制备聚乙烯咔唑的方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US4855399A (en) * | 1987-02-26 | 1989-08-08 | Shell Oil Company | Carbon monoxide/olefin co-polymerization process with phosphino substituted sulfonic acid catalyst |
EP0454231A3 (en) * | 1990-04-20 | 1992-01-15 | The University Of North Carolina At Chapel Hill | Late transition metal catalysts for olefin polymerization |
US5880241A (en) * | 1995-01-24 | 1999-03-09 | E. I. Du Pont De Nemours And Company | Olefin polymers |
-
1998
- 1998-01-13 JP JP53123798A patent/JP2001508114A/ja active Pending
- 1998-01-13 US US09/006,628 patent/US6060569A/en not_active Expired - Fee Related
- 1998-01-13 EP EP98902511A patent/EP0952998B1/en not_active Expired - Lifetime
- 1998-01-13 KR KR1019997006334A patent/KR20000070111A/ko not_active Application Discontinuation
- 1998-01-13 WO PCT/US1998/000611 patent/WO1998030610A1/en not_active Application Discontinuation
- 1998-01-13 DE DE69806122T patent/DE69806122T2/de not_active Expired - Fee Related
- 1998-01-13 CN CN98801780A patent/CN1243518A/zh active Pending
- 1998-01-13 AU AU59151/98A patent/AU5915198A/en not_active Abandoned
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1999
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Cited By (3)
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---|---|---|---|---|
CN108467409A (zh) * | 2018-04-25 | 2018-08-31 | 中山大学 | 具有磺酰基官能团的五价膦化合物及其制备方法和应用 |
CN108484668A (zh) * | 2018-04-25 | 2018-09-04 | 中山大学 | 具有磺酰基官能团的有机膦化合物及其制备方法和应用 |
WO2019206166A1 (zh) * | 2018-04-25 | 2019-10-31 | 中山大学 | 具有磺酰基官能团的有机膦化合物及其制备方法和应用 |
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JP2001508114A (ja) | 2001-06-19 |
AU5915198A (en) | 1998-08-03 |
US6060569A (en) | 2000-05-09 |
EP0952998A1 (en) | 1999-11-03 |
EP0952998B1 (en) | 2002-06-19 |
WO1998030610A1 (en) | 1998-07-16 |
KR20000070111A (ko) | 2000-11-25 |
DE69806122T2 (de) | 2003-02-06 |
US6232483B1 (en) | 2001-05-15 |
DE69806122D1 (de) | 2002-07-25 |
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