WO2020078352A1 - 用于烯烃聚合催化剂组分、催化剂及其应用 - Google Patents
用于烯烃聚合催化剂组分、催化剂及其应用 Download PDFInfo
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- WO2020078352A1 WO2020078352A1 PCT/CN2019/111252 CN2019111252W WO2020078352A1 WO 2020078352 A1 WO2020078352 A1 WO 2020078352A1 CN 2019111252 W CN2019111252 W CN 2019111252W WO 2020078352 A1 WO2020078352 A1 WO 2020078352A1
- Authority
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- WIPO (PCT)
- Prior art keywords
- substituted
- unsubstituted
- alkyl
- compound
- magnesium
- Prior art date
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- 239000003054 catalyst Substances 0.000 title claims abstract description 164
- 150000001336 alkenes Chemical class 0.000 title claims abstract description 115
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 88
- -1 monocarboxylic acid ester compound Chemical class 0.000 claims abstract description 159
- 150000001875 compounds Chemical class 0.000 claims abstract description 83
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 70
- 239000011777 magnesium Substances 0.000 claims abstract description 70
- 238000000034 method Methods 0.000 claims abstract description 51
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 28
- 150000002367 halogens Chemical class 0.000 claims abstract description 28
- 239000010936 titanium Substances 0.000 claims abstract description 26
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 22
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229920000642 polymer Polymers 0.000 claims abstract description 17
- 125000000217 alkyl group Chemical group 0.000 claims description 86
- 229910052739 hydrogen Inorganic materials 0.000 claims description 47
- 239000001257 hydrogen Substances 0.000 claims description 47
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 34
- 125000003118 aryl group Chemical group 0.000 claims description 33
- 125000002877 alkyl aryl group Chemical group 0.000 claims description 31
- 238000006243 chemical reaction Methods 0.000 claims description 29
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 26
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 25
- 125000004432 carbon atom Chemical group C* 0.000 claims description 24
- 229910052717 sulfur Inorganic materials 0.000 claims description 22
- 239000011593 sulfur Substances 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000002360 preparation method Methods 0.000 claims description 17
- 229910052782 aluminium Inorganic materials 0.000 claims description 16
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 16
- 239000000460 chlorine Substances 0.000 claims description 15
- 229910052801 chlorine Inorganic materials 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims description 14
- 229910052794 bromium Inorganic materials 0.000 claims description 14
- 150000002681 magnesium compounds Chemical class 0.000 claims description 14
- 239000004094 surface-active agent Substances 0.000 claims description 13
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical group [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 12
- 125000006736 (C6-C20) aryl group Chemical group 0.000 claims description 11
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 10
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 claims description 10
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 10
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 10
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 10
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 10
- 125000006552 (C3-C8) cycloalkyl group Chemical group 0.000 claims description 9
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 9
- 229920002545 silicone oil Polymers 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 7
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical class C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 7
- 150000002148 esters Chemical class 0.000 claims description 7
- 229930195733 hydrocarbon Natural products 0.000 claims description 7
- 150000002430 hydrocarbons Chemical class 0.000 claims description 7
- 125000005913 (C3-C6) cycloalkyl group Chemical group 0.000 claims description 6
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 claims description 6
- 239000004215 Carbon black (E152) Substances 0.000 claims description 6
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 6
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 claims description 5
- 229910052731 fluorine Inorganic materials 0.000 claims description 5
- 229910052740 iodine Inorganic materials 0.000 claims description 5
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims description 5
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 5
- 125000000027 (C1-C10) alkoxy group Chemical group 0.000 claims description 4
- YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 claims description 4
- 125000000041 C6-C10 aryl group Chemical group 0.000 claims description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 4
- 125000005037 alkyl phenyl group Chemical group 0.000 claims description 4
- 125000004104 aryloxy group Chemical group 0.000 claims description 4
- KBPLFHHGFOOTCA-UHFFFAOYSA-N caprylic alcohol Natural products CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 claims description 4
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 claims description 4
- PHTQWCKDNZKARW-UHFFFAOYSA-N isoamylol Chemical compound CC(C)CCO PHTQWCKDNZKARW-UHFFFAOYSA-N 0.000 claims description 4
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims description 4
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 4
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 4
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 claims description 3
- 125000003545 alkoxy group Chemical group 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 3
- JCVHIWLGFNCDAR-UHFFFAOYSA-N 2-bromo-3-methyloxirane Chemical compound CC1OC1Br JCVHIWLGFNCDAR-UHFFFAOYSA-N 0.000 claims description 2
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- 239000005662 Paraffin oil Substances 0.000 claims description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 2
- 239000002202 Polyethylene glycol Substances 0.000 claims description 2
- 229920002873 Polyethylenimine Polymers 0.000 claims description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- 239000004349 Polyvinylpyrrolidone-vinyl acetate copolymer Substances 0.000 claims description 2
- 229920002125 Sokalan® Polymers 0.000 claims description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 2
- 125000001931 aliphatic group Chemical group 0.000 claims description 2
- 125000004429 atom Chemical group 0.000 claims description 2
- 229920001400 block copolymer Polymers 0.000 claims description 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 claims description 2
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 claims description 2
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 239000003350 kerosene Substances 0.000 claims description 2
- OTCKOJUMXQWKQG-UHFFFAOYSA-L magnesium bromide Chemical group [Mg+2].[Br-].[Br-] OTCKOJUMXQWKQG-UHFFFAOYSA-L 0.000 claims description 2
- 229910001623 magnesium bromide Inorganic materials 0.000 claims description 2
- BSGVJBRWDNPHOR-UHFFFAOYSA-M magnesium;butan-1-olate;chloride Chemical group [Mg+2].[Cl-].CCCC[O-] BSGVJBRWDNPHOR-UHFFFAOYSA-M 0.000 claims description 2
- YJCTUQFSSZSZPO-UHFFFAOYSA-L magnesium;chloride;phenoxide Chemical group [Cl-].[Mg+]OC1=CC=CC=C1 YJCTUQFSSZSZPO-UHFFFAOYSA-L 0.000 claims description 2
- CFXDAHURBQNVFG-UHFFFAOYSA-M magnesium;propan-2-olate;chloride Chemical group [Mg+2].[Cl-].CC(C)[O-] CFXDAHURBQNVFG-UHFFFAOYSA-M 0.000 claims description 2
- 150000002762 monocarboxylic acid derivatives Chemical class 0.000 claims description 2
- 235000019271 petrolatum Nutrition 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- 229920003216 poly(methylphenylsiloxane) Polymers 0.000 claims description 2
- 229920001467 poly(styrenesulfonates) Polymers 0.000 claims description 2
- 229920002401 polyacrylamide Polymers 0.000 claims description 2
- 229920000058 polyacrylate Polymers 0.000 claims description 2
- 239000004584 polyacrylic acid Substances 0.000 claims description 2
- 229920001223 polyethylene glycol Polymers 0.000 claims description 2
- 229960002796 polystyrene sulfonate Drugs 0.000 claims description 2
- 239000011970 polystyrene sulfonate Substances 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- 235000019448 polyvinylpyrrolidone-vinyl acetate copolymer Nutrition 0.000 claims description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims 2
- CBEDHUWRUQKFEX-UHFFFAOYSA-N 2-bromooxolane Chemical compound BrC1CCCO1 CBEDHUWRUQKFEX-UHFFFAOYSA-N 0.000 claims 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 48
- 239000002245 particle Substances 0.000 description 41
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 33
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 33
- 239000002685 polymerization catalyst Substances 0.000 description 27
- 239000007791 liquid phase Substances 0.000 description 25
- 238000012662 bulk polymerization Methods 0.000 description 21
- 150000003609 titanium compounds Chemical class 0.000 description 21
- FNODWEPAWIJGPM-UHFFFAOYSA-N ethyl 2-methoxybenzoate Chemical compound CCOC(=O)C1=CC=CC=C1OC FNODWEPAWIJGPM-UHFFFAOYSA-N 0.000 description 20
- 229920001384 propylene homopolymer Polymers 0.000 description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 18
- 239000000047 product Substances 0.000 description 16
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 14
- 150000002431 hydrogen Chemical class 0.000 description 14
- BHPDSAAGSUWVMP-UHFFFAOYSA-N 3,3-bis(methoxymethyl)-2,6-dimethylheptane Chemical compound COCC(C(C)C)(COC)CCC(C)C BHPDSAAGSUWVMP-UHFFFAOYSA-N 0.000 description 12
- 239000007787 solid Substances 0.000 description 11
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 11
- SJJCABYOVIHNPZ-UHFFFAOYSA-N cyclohexyl-dimethoxy-methylsilane Chemical compound CO[Si](C)(OC)C1CCCCC1 SJJCABYOVIHNPZ-UHFFFAOYSA-N 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- MTZQAGJQAFMTAQ-UHFFFAOYSA-N ethyl benzoate Chemical compound CCOC(=O)C1=CC=CC=C1 MTZQAGJQAFMTAQ-UHFFFAOYSA-N 0.000 description 8
- 230000035945 sensitivity Effects 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 7
- 238000011085 pressure filtration Methods 0.000 description 7
- 239000011949 solid catalyst Substances 0.000 description 7
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000004743 Polypropylene Substances 0.000 description 5
- OUZCDRGUTZLAGO-UHFFFAOYSA-N ethyl 2-ethoxybenzoate Chemical compound CCOC(=O)C1=CC=CC=C1OCC OUZCDRGUTZLAGO-UHFFFAOYSA-N 0.000 description 5
- 230000001788 irregular Effects 0.000 description 5
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- 239000007790 solid phase Substances 0.000 description 5
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 4
- ZWINORFLMHROGF-UHFFFAOYSA-N 9,9-bis(methoxymethyl)fluorene Chemical compound C1=CC=C2C(COC)(COC)C3=CC=CC=C3C2=C1 ZWINORFLMHROGF-UHFFFAOYSA-N 0.000 description 4
- JLQNHALFVCURHW-UHFFFAOYSA-N cyclooctasulfur Chemical compound S1SSSSSSS1 JLQNHALFVCURHW-UHFFFAOYSA-N 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 125000005842 heteroatom Chemical group 0.000 description 4
- OAFMYIADTCIEFV-UHFFFAOYSA-N hexane;triethylalumane Chemical compound CCCCCC.CC[Al](CC)CC OAFMYIADTCIEFV-UHFFFAOYSA-N 0.000 description 4
- 229920000098 polyolefin Polymers 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 238000001291 vacuum drying Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000012512 characterization method Methods 0.000 description 3
- 238000000921 elemental analysis Methods 0.000 description 3
- PUSKHXMZPOMNTQ-UHFFFAOYSA-N ethyl 2,1,3-benzoselenadiazole-5-carboxylate Chemical compound CCOC(=O)C1=CC=C2N=[Se]=NC2=C1 PUSKHXMZPOMNTQ-UHFFFAOYSA-N 0.000 description 3
- RMBPEFMHABBEKP-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2C3=C[CH]C=CC3=CC2=C1 RMBPEFMHABBEKP-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
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- NIHNNTQXNPWCJQ-UHFFFAOYSA-N o-biphenylenemethane Natural products C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 3
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical class OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 3
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- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 description 3
- 125000004191 (C1-C6) alkoxy group Chemical group 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- 101150116295 CAT2 gene Proteins 0.000 description 2
- 101100326920 Caenorhabditis elegans ctl-1 gene Proteins 0.000 description 2
- 101100494773 Caenorhabditis elegans ctl-2 gene Proteins 0.000 description 2
- 101100112369 Fasciola hepatica Cat-1 gene Proteins 0.000 description 2
- 101100005271 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) cat-1 gene Proteins 0.000 description 2
- 101100005280 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) cat-3 gene Proteins 0.000 description 2
- 101100126846 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) katG gene Proteins 0.000 description 2
- ILUJQPXNXACGAN-UHFFFAOYSA-N O-methylsalicylic acid Chemical compound COC1=CC=CC=C1C(O)=O ILUJQPXNXACGAN-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
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- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 2
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 2
- JWCYDYZLEAQGJJ-UHFFFAOYSA-N dicyclopentyl(dimethoxy)silane Chemical compound C1CCCC1[Si](OC)(OC)C1CCCC1 JWCYDYZLEAQGJJ-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
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- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
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- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
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- NOAIBMQZUGBONL-UHFFFAOYSA-N (1,3-dimethoxy-2-methylpropan-2-yl)benzene Chemical compound COCC(C)(COC)C1=CC=CC=C1 NOAIBMQZUGBONL-UHFFFAOYSA-N 0.000 description 1
- HPOWOWTVWZELDK-UHFFFAOYSA-N (1,3-dimethoxy-2-methylpropan-2-yl)cyclohexane Chemical compound COCC(C)(COC)C1CCCCC1 HPOWOWTVWZELDK-UHFFFAOYSA-N 0.000 description 1
- HBMODDNTUPGVFW-UHFFFAOYSA-N (1,3-dimethoxy-2-phenylpropan-2-yl)benzene Chemical compound C=1C=CC=CC=1C(COC)(COC)C1=CC=CC=C1 HBMODDNTUPGVFW-UHFFFAOYSA-N 0.000 description 1
- MEPSBRTXOHFWCF-UHFFFAOYSA-N (2-cyclohexyl-1,3-dimethoxypropan-2-yl)cyclohexane Chemical compound C1CCCCC1C(COC)(COC)C1CCCCC1 MEPSBRTXOHFWCF-UHFFFAOYSA-N 0.000 description 1
- BEDHCUAJOBASSZ-UHFFFAOYSA-N (2-cyclopentyl-1,3-dimethoxypropan-2-yl)cyclopentane Chemical compound C1CCCC1C(COC)(COC)C1CCCC1 BEDHCUAJOBASSZ-UHFFFAOYSA-N 0.000 description 1
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 1
- CELOJHLXFPSJPH-UHFFFAOYSA-N 1,3-dimethoxypropan-2-ylbenzene Chemical compound COCC(COC)C1=CC=CC=C1 CELOJHLXFPSJPH-UHFFFAOYSA-N 0.000 description 1
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- JAYPHJBLPAEMEX-UHFFFAOYSA-N trimethoxy(2-methylpentan-2-yl)silane Chemical compound CCCC(C)(C)[Si](OC)(OC)OC JAYPHJBLPAEMEX-UHFFFAOYSA-N 0.000 description 1
- LFXVBWRMVZPLFK-UHFFFAOYSA-N trioctylalumane Chemical compound CCCCCCCC[Al](CCCCCCCC)CCCCCCCC LFXVBWRMVZPLFK-UHFFFAOYSA-N 0.000 description 1
- CNWZYDSEVLFSMS-UHFFFAOYSA-N tripropylalumane Chemical compound CCC[Al](CCC)CCC CNWZYDSEVLFSMS-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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Classifications
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- 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
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/28—Titanium compounds
-
- 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
- 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
- C08F10/04—Monomers containing three or four carbon atoms
- C08F10/06—Propene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/04—Monomers containing three or four carbon atoms
- C08F110/06—Propene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—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
- 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
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/647—Catalysts containing a specific non-metal or metal-free compound
- C08F4/649—Catalysts containing a specific non-metal or metal-free compound organic
- C08F4/6491—Catalysts containing a specific non-metal or metal-free compound organic hydrocarbon
- C08F4/6492—Catalysts containing a specific non-metal or metal-free compound organic hydrocarbon containing aliphatic unsaturation
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—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
- 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
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/647—Catalysts containing a specific non-metal or metal-free compound
- C08F4/649—Catalysts containing a specific non-metal or metal-free compound organic
- C08F4/6494—Catalysts containing a specific non-metal or metal-free compound organic containing oxygen
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—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
- 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
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/65—Pretreating the metal or compound covered by group C08F4/64 before the final contacting with the metal or compound covered by group C08F4/44
- C08F4/652—Pretreating with metals or metal-containing compounds
- C08F4/654—Pretreating with metals or metal-containing compounds with magnesium or compounds thereof
- C08F4/6543—Pretreating with metals or metal-containing compounds with magnesium or compounds thereof halides of magnesium
-
- 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
- C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
- C08F2410/06—Catalyst characterized by its size
Definitions
- the invention belongs to the field of petrochemical industry, and specifically relates to an olefin polymerization catalyst component, a catalyst containing the catalyst component and its application.
- the melt flow rate is an important indicator used to measure the fluidity of plastic melts, and it is also an important reference basis for selecting plastic processing materials and grades.
- the melt flow rate depends largely on the molecular weight of the polymer, and low molecular weight polymers have a high melt flow rate.
- the upper limit of the amount of hydrogen that can be added is limited by the pressure resistance of the polymerization reactor. In order to add more hydrogen, the partial pressure of the polymerized olefin gas has to be lowered, in which case the productivity will be reduced.
- US4298718 and US4495338 disclose Ziegler-Natta catalysts using magnesium halide as a support.
- the catalyst formed by the action of the carrier and titanium tetrachloride shows a high catalytic activity in catalyzing propylene polymerization, but the obtained polypropylene has a low isotacticity, indicating that the catalyst has poor stereotactic ability.
- the researchers then formed a solid titanium catalyst by adding an electron donor compound (such as ethyl benzoate or phthalate) during the preparation of the Ziegler-Natta catalyst, and then added another one when the olefin was polymerized
- the electron donor (alkoxysilane compound) catalyzes the polymerization of propylene to obtain a higher isotactic polypropylene, indicating that the addition of the electron donor compound improves the stereotactic ability of the catalyst, relative to the monoester
- the electron donor, the internal electron donor in the diesters contributes more to the improvement of the stereotactic orientation of the catalyst.
- the hydrogen regulation sensitivity of this type of catalyst is insufficient, and it is difficult to produce high melt index products by direct hydrogen regulation method.
- phthalate compounds plasticizers
- CN1580034A, CN1580035A, CN1580033A, CN1436766A, and CN1552740A disclose the use of glycol ester compounds as electron donors for Ziegler-Natta catalysts for propylene polymerization, which is characterized by a wide molecular weight distribution and high polymerization activity, but, when it When the spherical catalyst of diol ester internal electron donor is used in the polymerization of propylene, the stereotactic orientation ability is poor, and the isotacticity of the obtained polypropylene is low.
- the object of the present invention is to overcome the above-mentioned shortcomings of the prior art, and to provide a catalyst component for olefin polymerization, a catalyst containing the catalyst component, and an olefin polymerization method.
- the catalyst component has both high hydrogen modulation sensitivity and stereospecificity, and is free of phthalate compounds (plasticizers).
- the inventor of the present invention accidentally discovered that when the internal electron donor contains a monocarboxylic acid ester compound and a diether compound, and when the molar ratio of the monocarboxylic acid ester compound to a diether compound In a specific range (0.0035-0.7): 1, these two internal electron donors can be very perfectly matched, thereby more effectively improving the hydrogen modulation sensitivity and stereospecificity of the catalyst.
- the internal electron donor in the catalyst contains a monocarboxylic acid ester compound and di
- the stereospecificity of the catalyst is significantly improved, that is, a synergistic effect is achieved in improving the stereospecificity of the catalyst, and the hydrogen modulation sensitivity of the catalyst is also Keep it at a high level.
- the present invention provides a catalyst component for olefin polymerization, the catalyst component including magnesium, titanium, halogen and an internal electron donor, wherein the internal electron donor includes a monocarboxylic acid An acid ester compound and a diether compound, and the molar ratio of the monocarboxylic acid ester compound to the diether compound is (0.0035-0.7): 1.
- the present invention provides a catalyst for olefin polymerization, the catalyst comprising:
- the invention provides the use of the catalyst of the second aspect of the invention in the polymerization of olefins.
- the present invention provides an olefin polymerization method, the method comprising: contacting one or more olefins with the catalyst according to the second aspect of the present invention under olefin polymerization conditions.
- FIG. 1 is an optical microscope photograph of the spherical support (ie, magnesium source) of the olefin polymerization catalyst prepared in Preparation Example 1.
- FIG. 1 is an optical microscope photograph of the spherical support (ie, magnesium source) of the olefin polymerization catalyst prepared in Preparation Example 1.
- the diether compound is a 1,3-diether compound represented by Formula II
- the monobasic carboxylic acid ester compound is selected from monobasic aromatic carboxylic acid ester and monobasic aliphatic carboxylic acid ester; preferably the monobasic aliphatic carboxylic acid ester is composed of carbon A monovalent ester formed by a monovalent aliphatic carboxylic acid having 2 to 10 atoms and a mono- or polyvalent aliphatic alcohol having 1 to 15 carbon atoms or an aromatic alcohol having 6 to 15 carbon atoms; preferably the monovalent aromatic
- the carboxylic acid ester is a monovalent ester formed of a monovalent aromatic carboxylic acid having 7-10 carbon atoms and a mono- or polyvalent aliphatic alcohol having 1-15 carbon atoms or an aromatic alcohol having 6-15 carbon atoms.
- the monobasic aliphatic carboxylic acid ester is composed of a monobasic aliphatic carboxylic acid having 2-10 carbon atoms and a mono- or polybasic fat having 1-15 carbon atoms Monobasic esters formed by aromatic alcohols or aromatic alcohols with 6 to 15 carbon atoms.
- the monovalent aromatic carboxylic acid ester is a monovalent aromatic carboxylic acid having 7-10 carbon atoms and a mono- or polyvalent aliphatic alcohol having 1-15 carbon atoms or Monovalent esters of aromatic alcohols with 6 to 15 carbon atoms.
- the monovalent aromatic carboxylic acid ester is a monovalent aromatic carboxylic acid ester represented by Formula III:
- R 1 -R 5 are the same or different, and are independently selected from hydrogen, hydroxyl, halogen, amino, substituted or unsubstituted C 1 -C 10 linear or branched alkyl, substituted or unsubstituted C 1 -C 10 alkoxy, substituted or unsubstituted C 3 -C 10 cycloalkyl, substituted or unsubstituted C 6 -C 10 aryl, substituted or unsubstituted C 7 -C 10 aralkyl and C 7 -C 10 substituted or unsubstituted alkaryl; or any two of R 1 -R 5 form an aromatic ring or an aliphatic ring; R 6 is selected from substituted or unsubstituted C 1 -C 10 linear or branched alkyl , Substituted or unsubstituted C 3 -C 10 cycloalkyl, substituted or unsubstituted C 6 -C 10 aryl,
- the monovalent aromatic carboxylic acid ester may specifically be at least one of benzoate, o-hydroxybenzoate, o-methoxybenzoate, and o-ethoxybenzoate.
- the internal electron donor contains diether compounds and monocarboxylic acid ester compounds, both of which can produce a certain synergistic effect. Based on the amount of the internal electron donor, monocarboxylic acid esters are preferred.
- the total amount of the compound and the diether compound is 70-100% by weight, more preferably 80-100% by weight, further preferably 90-100% by weight, and most preferably 100% by weight.
- the catalyst component is a product obtained by reacting a magnesium source, a titanium source, and the internal electron donor.
- the magnesium source includes magnesium dihalide, alkoxy magnesium, alkyl magnesium, magnesium dihalide hydrate or alcoholate, and a halogen atom in the magnesium dihalide molecular formula A magnesium compound in one or more of the derivatives substituted with alkoxy or haloalkoxy.
- the magnesium source includes a magnesium compound as shown in Formula IV,
- R 1 is selected from substituted or unsubstituted C1-C10 linear alkyl, substituted or unsubstituted C3-C10 branched alkyl, substituted or unsubstituted C3-C10 cycloalkyl, substituted or unsubstituted C6-C20 Aryl, substituted or unsubstituted C7-C20 aralkyl and substituted or unsubstituted C7-C20 alkaryl; preferably, R 1 is selected from substituted or unsubstituted C1-C8 linear alkyl, substituted or unsubstituted Substituted C3-C8 branched alkyl, substituted or unsubstituted C3-C8 cycloalkyl, substituted or unsubstituted C6-C15 aryl, substituted or unsubstituted C7-C15 aralkyl and substituted or unsubstituted C7-C15 alkaryl; more preferably
- R 2 and R 3 are the same or different, and are each independently selected from hydrogen, substituted or unsubstituted C1-C10 straight chain alkyl, substituted or unsubstituted C3-C10 branched chain alkyl, substituted or unsubstituted C3- C10 cycloalkyl, substituted or unsubstituted C6-C20 aryl, substituted or unsubstituted C7-C20 aralkyl, and substituted or unsubstituted C7-C20 alkaryl; preferably, R 2 and R 3 are each independent Earthly selected from hydrogen, substituted or unsubstituted C1-C10 linear alkyl, substituted or unsubstituted C3-C8 branched alkyl, substituted or unsubstituted C3-C8 cycloalkyl, substituted or unsubstituted C6- C10 aryl, substituted or unsubstituted C7-C10 aralkyl
- the titanium source includes titanium halide, titanium alkoxide halide, titanium alkoxide, more preferably it includes the general formula Ti (OR ′) 3-a Z a and / Or Ti (OR ′) 4-b Z b compound, wherein R ′ is a C 1 -C 20 alkyl group, Z is F, Cl, Br or I, a is an integer of 1-3, b is 1- An integer of 4.
- R 25 and R 26 are each independently hydrogen, a substituted or unsubstituted C1-C10 linear alkyl group, a substituted or unsubstituted C3-C10 branched chain alkyl group, a substituted or unsubstituted C3-C10 ring Alkyl, substituted or unsubstituted C6-C20 aryl, substituted or unsubstituted C7-C20 aralkyl and substituted or unsubstituted C7-C20 alkaryl; preferably, R 25 and R 26 are each independently selected From hydrogen, substituted or unsubstituted C1-C8 straight chain alkyl, substituted or unsubstituted C3-C8 branched chain alkyl, substituted or unsubstituted C3-C8 cycloalkyl, substituted or unsubstituted C6-C10 aromatic Group, substituted or unsubstituted C7-C10 aralkyl and substitute
- X 1 is chlorine or bromine
- Y is chlorine, bromine, C 1 -C 5 alkoxy or C 6 -C 10 aryloxy
- the magnesium halide of the general formula MgX 1 Y is selected from at least one of magnesium chloride, magnesium bromide, phenoxy magnesium chloride, isopropoxy magnesium chloride, and n-butoxy magnesium chloride.
- R 1 is C 1 -C 8 alkyl; preferably, the compound of the general formula R 1 OH is selected from ethanol, n-propanol, iso At least one of propanol, n-butanol, isobutanol, n-pentanol, isoamyl alcohol, n-hexanol, 2-ethylhexanol and n-octanol.
- the solid component particles obtained in the above process of preparing the solid component are washed and dried with an inert hydrocarbon solvent (such as hexane, heptane, octane, decane, toluene, etc.), and then used in the subsequent step (2 ) To prepare the catalyst component for olefin polymerization.
- an inert hydrocarbon solvent such as hexane, heptane, octane, decane, toluene, etc.
- the inert liquid medium may be various liquid media commonly used in the art that do not chemically interact with reactants and reaction products.
- the inert liquid medium is a silicone oil-based solvent and / or a hydrocarbon solvent; preferably, the inert liquid medium is selected from kerosene, paraffin oil, petrolatum, white oil, and At least one of base silicone oil, ethyl silicone oil, methyl ethyl silicone oil, phenyl silicone oil, and methyl phenyl silicone oil.
- the amount of the inert liquid medium is 0.8-10 L.
- the surfactant is selected from polyvinylpyrrolidone, polyethylene glycol, polyvinyl alcohol, polyacrylic acid, polyacrylate, polyacrylamide, polystyrene sulfonate, Naphthalenesulfonic acid formaldehyde condensate, condensed alkyl phenyl ether sulfate, condensed alkyl phenol polyoxyethylene ether phosphate, oxyalkyl acrylate copolymer modified polyethyleneimine, 1-dodec-4- Vinylpyridine bromide polymer, polyvinylbenzyltrimethylamine salt, polyethylene oxide propylene oxide block copolymer, polyvinylpyrrolidone vinyl acetate copolymer, alkylphenyl polyoxyethylene ether and polymethyl At least one of alkyl acrylates.
- the amount of the surfactant is 1-20 g.
- the average particle size of the spherical carrier of the olefin polymerization catalyst of the present invention can be controlled in a wide range, for example, it can be 10-100 microns.
- the average particle diameter (D50) of the spherical carrier of the olefin polymerization catalyst can be controlled to be less than or equal to 30 microns, preferably to less than or equal to 20 microns, and the particle size distribution ((D90-D10) / D50) is less than 1.2; preferably the particle size distribution is less than or equal to 0.8.
- the spherical carrier of the olefin polymerization catalyst may contain water, and the contained water comes from trace water carried by the synthesis raw materials and the reaction medium. According to the present invention, a trace amount of water in each of the above-mentioned reactants can also participate in the reaction to form the spherical carrier of the olefin polymerization catalyst.
- the contents of the magnesium, titanium, halogen, and internal electron donor are not particularly limited, and can be reasonably selected according to the conventional dosage in the art.
- the weight ratio of titanium as titanium element, magnesium as magnesium element, halogen and internal electron donor is 1: (2-15) :( 8-30) :( 2-15); preferably 1: (3-12): (10-25): (3-13); further preferably, titanium in terms of titanium, magnesium in terms of magnesium and internal electron donor The weight ratio is 1: (4-10): (4-10).
- the titanium compound may be a titanium compound commonly used in the art.
- the titanium compound is a compound represented by formula XI and / or formula XII:
- X is halogen
- R 27 and R 28 are each independently a C 1 -C 20 alkyl group
- p is an integer of 1-4
- q is an integer of 1-3.
- the titanium compound is titanium tetrachloride, titanium tetrabromide, titanium tetraiodide, tributoxy titanium chloride, dibutoxy titanium dichloride, butoxy titanium trichloride, One or more of triethoxy titanium chloride, diethoxy titanium dichloride, ethoxy titanium trichloride, and titanium trichloride.
- the titanium compound is titanium tetrachloride.
- the preparation method of the catalyst component for olefin polymerization of the present invention may include the steps of: reacting a magnesium compound with a titanium compound, and within one or more time periods before, during, and after the magnesium compound reacts with the titanium compound An internal electron donor is added, and the internal electron donor includes the above-mentioned monocarboxylic acid ester-based compound and the above-mentioned diether-based compound.
- the reaction of the magnesium compound and the titanium compound can be carried out according to the method disclosed in the prior art.
- the titanium compound can be cooled to below 0 ° C (preferably -5 ° C to -25 ° C), and then added The magnesium compound is stirred and mixed at this temperature for 10-60 minutes, after which the temperature is raised to the reaction temperature (preferably 60-130 ° C), and maintained at the reaction temperature for 0.5-10 hours. During the heating process, monocarboxylic acid ester compounds and diether compounds are added. Then, a titanium compound is added for one or more treatments, and finally, it is washed multiple times with an inert solvent to obtain the catalyst component.
- the inert solvent may include, but are not limited to: hexane, heptane, octane, decane, toluene.
- the internal electron donor component is within one or more time periods before, during, and after the reaction of the magnesium compound and the titanium compound Join.
- the time period before the reaction of the magnesium compound and the titanium compound refers to the time period after the magnesium compound is added to the reactor and before the temperature is raised to the reaction temperature.
- step (2) includes before, during and after the solid component is reacted with the titanium compound After one or more time periods, an internal electron donor containing at least a monocarboxylic acid ester compound and a diether compound is added, and an internal electron donor containing at least a monocarboxylic acid ester compound and a diether compound can be added together , Can also be added separately in different time periods.
- an internal electron donor containing at least a monocarboxylic acid ester compound and a diether compound is added during the heating of the mixture of the solid component and the titanium compound.
- the method for preparing the catalyst component further includes filtering the liquid and recovering the solid, and then treating the recovered solid with a liquid titanium compound (such as titanium tetrachloride) One or more times, preferably 2-4 times; and then washing the obtained solid catalyst component with a hydrocarbon solvent multiple times.
- a liquid titanium compound such as titanium tetrachloride
- the hydrocarbon solvent may be selected from aliphatic hydrocarbons, aromatic or alicyclic hydrocarbons, for example, hexane, heptane, octane, decane, toluene, and the like.
- the molar ratio of the magnesium compound, the titanium compound and the internal electron donor component is not particularly limited, and the content of each component can be in a wide range Variations within the range, preferably, the molar ratio of the magnesium compound as a magnesium element, the titanium compound as a titanium element and the internal electron donor is 1: (5-200): (0.04-0.6 ), Further preferably, the molar ratio of the magnesium compound as a magnesium element, the titanium compound as a titanium element and the internal electron donor is 1: (10-160): (0.07-0.5) In the most preferred case, the molar ratio of the magnesium compound as a magnesium element, the titanium compound as a titanium element and the internal electron donor is 1: (15-120): (0.1-0.4).
- examples of C3-C20 cycloalkyl may include but are not limited to: cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, 4-methylcyclohexyl, 4-ethylcyclohexyl, 4-n Propylcyclohexyl, 4-n-butylcyclohexyl, cycloundecyl, cyclododecyl.
- C7-C20 aralkyl refers to an alkyl group having 7 to 20 carbon atoms and having an aryl substituent.
- Examples of C7-C20 aralkyl groups may include, but are not limited to: phenylmethyl, phenylethyl, phenyl n-propyl, phenyl n-butyl, phenyl tert-butyl, phenyl isopropyl, benzene Radical n-pentyl.
- C7-C20 alkaryl refers to an aryl group having an alkyl substituent having 7 to 20 carbon atoms.
- Examples of C7-C20 substituted or unsubstituted alkaryl groups may include, but are not limited to: methylphenyl, ethylphenyl, n-propylphenyl, n-butylphenyl, t-butylphenyl, isopropyl Phenyl, n-pentylphenyl.
- examples of C1-C6 alkoxy groups may include but are not limited to: methoxy, ethoxy, n-propoxy, isopropoxy, n-butoxy, sec-butoxy, isobutoxy Group, tert-butoxy, n-pentyloxy, isopentyloxy, tert-pentyloxy, hexyloxy.
- the C 6 -C 10 aryloxy group may be, for example, phenoxy or naphthoxy.
- substituted means that one or more hydrogens on the carbon of the described group may be substituted by common substituents, which may be alkyl, alkoxy, halogen, amino , Hydroxy, etc., such as C1-C6 alkyl, C1-C6 alkoxy, halogen, amino, hydroxy, etc.
- halogen is selected from fluorine, chlorine, bromine and iodine.
- the alkyl aluminum compound is triethyl aluminum and / or triisobutyl aluminum.
- the catalyst component for olefin polymerization, the aluminum alkyl, and the optional external electron donor can be separately added to the polymerization reactor, and It can be added to the polymerization reactor after mixing, or it can be added to the polymerization reactor after the prepolymerization of olefin by a prepolymerization method well known in the industry.
- Polymer melt index measured according to ASTM D1238-99.
- the polymer isotactic index is determined by the heptane extraction method (heptane boiling extraction for 6 hours): 2 grams of the dried polymer sample is placed in an extractor and extracted with boiling heptane for 6 hours. The ratio of the polymer weight (g) to 2 (g) obtained by drying the residue to constant weight is the isotactic index.
- the olefin polymerization catalyst spherical carrier Z1 has an average particle diameter (D50) of 15 microns and a particle size distribution ((D90-D10) / D50) of 0.6.
- D50 average particle diameter
- D90-D10 / D50 particle size distribution
- Figure 1 the morphology of the spherical carrier Z1 of the olefin polymerization catalyst was observed with an optical microscope. The particle morphology was relatively regular, the surface was smooth, basically all were spherical, the particle size distribution was relatively concentrated, and there were basically no irregular particles.
- the magnesium-containing compound and sulfur wherein the molar ratio of magnesium to sulfur in the magnesium-containing compound is 1: 0.2.
- the olefin polymerization catalyst spherical carrier Z2 has an average particle diameter (D50) of 18 microns and a particle size distribution ((D90-D10) / D50) of 0.7.
- the morphology of the spherical carrier Z2 of the olefin polymerization catalyst was observed with an optical microscope. The particle morphology was relatively regular, the surface was smooth, basically all were spherical, the particle size distribution was concentrated, and there were basically no irregular particles.
- composition of Z2 includes the structural formula
- the magnesium-containing compound and sulfur wherein the molar ratio of magnesium to sulfur in the magnesium-containing compound is 1: 0.01.
- the spherical particle carrier Z3 of the olefin polymerization catalyst has an average particle diameter (D50) of 20 microns and a particle size distribution ((D90-D10) / D50) of 0.8.
- the morphology of the spherical carrier Z3 of the olefin polymerization catalyst was observed with an optical microscope. The particle morphology was relatively regular, the surface was smooth, basically all were spherical, the particle size distribution was concentrated, and there were basically no irregular particles.
- composition of Z3 includes structural formula as
- the average particle diameter (D50) of the catalyst carrier DZ1 for olefin polymerization is 60 microns, and the particle size distribution ((D90-D10) / D50) is 1.3.
- the particle morphology observed with an optical microscope is shown in Figure 2. It can be seen from FIG. 2 that the catalyst carrier DZ1 for olefin polymerization has irregular shaped particles and the surface is relatively rough.
- Propylene liquid phase bulk polymerization is carried out in a 5L stainless steel high-pressure reactor.
- the autoclave was closed, and 6.5 L of hydrogen (standard volume) and 2.3 L of liquid propylene were added.
- the temperature was raised to 70 ° C, and after 1 hour of reaction, the temperature was lowered, the pressure was released, and the material was discharged.
- the catalyst component was prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that ethyl o-methoxybenzoate and 2-isopropyl-2-isopentyl-1 were added during the heating process
- the amount of 3-dimethoxypropane was 5.6 mmol and 8 mmol, respectively, to obtain Cat-4, a catalyst component for olefin polymerization.
- the catalyst component was prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that 1.1 mmol of ethyl o-ethoxybenzoate and 7.3 mmol of 9,9-dimethoxymethoxy were added during the heating process Fluorene without adding o-methoxybenzoate and 2-isopropyl-2-isopentyl-1,3-dimethoxypropane yields Cat-5, a catalyst component for olefin polymerization.
- the catalyst component was prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that 2.8 mmol of ethyl o-methoxybenzoate and 8 mmol of 9,9-dimethoxymethyl were added during the temperature increase Fluorene to obtain Cat-6, a catalyst component for olefin polymerization.
- the catalyst component was prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that 0.8 mmol of ethyl o-methoxybenzoate and 8 mmol of 2-isopropyl-2-isopentane were added during heating Based on 1,3-dimethoxypropane to obtain Cat-7, a catalyst component for olefin polymerization.
- the catalyst component was prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that 5 mmol of ethyl o-methoxybenzoate and 7 mmol of 2-isopropyl-2-isopentyl were added during the temperature increase -1,3-dimethoxypropane to obtain Cat-8 catalyst component for olefin polymerization.
- the catalyst components were prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that 2.5 mmol of ethyl o-methoxybenzoate and 8.5 mmol of 2-isopropyl-2-iso Pentyl-1,3-dimethoxypropane yields Cat-9 catalyst component for olefin polymerization.
- the catalyst component was prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that 3 mmol of ethyl o-methoxybenzoate and 8 mmol of 2-isopropyl-2-isopentyl were added during the heating process -1,3-dimethoxypropane to obtain Cat-10 catalyst component for olefin polymerization.
- the catalyst component was prepared according to the method of Example 2 and propylene liquid phase bulk polymerization was carried out, except that 4 mmol of ethyl benzoate and 7 mmol of 9,9-dimethoxymethyl fluorene were added during the heating process to obtain Catalyst component Cat-12 for olefin polymerization.
- Propylene liquid phase bulk polymerization is carried out in a 5L stainless steel high-pressure reactor.
- the autoclave was closed, and 6.5 L of hydrogen (standard volume) and 2.3 L of liquid propylene were added.
- the obtained propylene homopolymer was dried and weighed and analyzed. The results are shown in Table 1.
- the catalyst component was prepared according to the method of Example 2 and the liquid phase bulk polymerization of propylene was carried out, except that the internal electron donor added during the temperature rise process was 9 mmol of ethyl benzoate to obtain the catalyst component Com for olefin polymerization -Cat-3.
- the catalyst component was prepared according to the method of Example 13 and propylene liquid phase bulk polymerization was carried out, except that the internal electron donor added during the temperature rise process was 0.3 mmol of ethyl o-ethoxybenzoate and 8.5 mmol of 9, 9-dimethoxymethyl fluorene, to obtain the catalyst component Com-Cat-4 for olefin polymerization.
- the catalyst component was prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that the internal electron donor added during the temperature rise process was 7 mmol of ethyl o-methoxybenzoate and 9 mmol of 2-isopropyl 2-isopentyl-1,3-dimethoxypropane to obtain Com-Cat-5 as a catalyst component for olefin polymerization.
- the catalyst component was prepared according to the method of Example 2 and the liquid-phase bulk polymerization of propylene was carried out, except that the internal electron donor added during the heating process was 5 mmol of ethyl o-ethoxybenzoate and 5 mmol of 2-isopropyl 2-isopentyl-1,3-dimethoxypropane to obtain Com-Cat-6 as a catalyst component for olefin polymerization.
- the obtained propylene homopolymer was dried and weighed and analyzed. The results are shown in Table 1.
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Abstract
Description
Claims (19)
- 一种用于烯烃聚合的催化剂组分,包括镁、钛、卤素和内给电子体,其中,所述内给电子体包括一元羧酸酯类化合物和二醚类化合物,并且所述一元羧酸酯类化合物与所述二醚类化合物的摩尔比为(0.0035-0.7):1。
- 根据权利要求1所述的催化剂组分,其中,所述一元羧酸酯类化合物与所述二醚类化合物的摩尔比为(0.0040-0.7):1,优选(0.0045-0.060):1,更优选(0.005-0.5):1,进一步优选(0.01-0.35):1,最优选(0.02-0.25):1。
- 根据权利要求1或2所述的催化剂组分,其中,所述二醚类化合物为1,3二醚类化合物,优选为式I所示的二醚化合物,式I中,R 1’、R 2’、R 3’、R 4’、R 5’和R 6’相同或不同,各自独立地选自氢、卤素、取代或未取代的C 1-C 20直链或支链烷基、取代或未取代的C 3-C 20环烷基、取代或未取代的C 6-C 20芳基、取代或未取代的C 7-C 20芳烷基或取代或未取代的C 7-C 20烷芳基,优选选自氢、卤素、取代或未取代的C 1-C 18直链或支链烷基、取代或未取代的C 3-C 18环烷基、取代或未取代的C 6-C 18芳基、取代或未取代的C 7-C 18芳烷基或取代或未取代的C 7-C 18烷芳基;或者,R 1’、R 2’、R 3’、R 4’、R 5’和R 6’中的两个或两个以上相互键合成环;R 7’和R 8’相同或不同,各自独立地选自取代或未取代的C 1-C 20直链或支链烷基、取代或未取代的C 3-C 20环烷基、取代或未取代的C 6-C 20的芳基、取代或未取代的C 7-C 20芳烷基和取代或未取代的C 7-C 20烷芳基,优选选自取代或未取代的C 1-C 10直链或支链烷基、取代或未取代的C 3-C 10环烷基、取代或未取代的C 6-C 15的芳基、取代或未取代的C 7-C 15芳烷基和取代或未取代的C 7-C 15烷芳基;所述一元羧酸酯类化合物选自一元芳香族羧酸酯和一元脂肪族羧酸酯;优选所述一元脂肪族羧酸酯为由碳原子数为2-10的一元脂肪族羧酸与碳原子数为1-15的一元或多元脂肪族醇或者碳原子数为6-15的芳香族醇形成的一元酯;优选所述一元芳香族羧酸酯为碳原子数为7-10的一元芳香族羧酸与碳原子数为1-15的一元或多元脂肪族醇或者碳原子数为6-15的芳香族醇形成的一元酯。
- 根据权利要求1-3中任一项所述的催化剂组分,其中,所述二醚类化合物为式II所示的1,3-二醚类化合物,式II中,R 9’和R 10’相同或不同,各自独立地选自氢、卤素、取代或未取代的C 1-C 18直链或支链烷基、取代或未取代的C 3-C 18环烷基、取代或未取代的C 6-C 18芳基、取代或未取代C 7-C 18的芳烷基和C 7-C 18取代或未取代的烷芳基,优选选自氢、卤素、取代或未取代的C 1-C 10直链或支链烷基、取代或未取代的C 3-C 10环烷基、取代或未取代的C 6-C 15芳基、取代或未取代C 7-C 15的芳烷基和C 7-C 15取代或未取代的烷芳基;或者,R 9’和R 10’相互键合成环,优选R 9’和R 10’相互键合成芴环;R 11’和R 12’相同或不同,各自独立地为取代或未取代的C 1-C 10直链或支链烷基。
- 根据权利要求1-4中任一项所述的催化剂组分,其中,所述一元脂肪族羧酸酯为由碳原子数为2-10的一元脂肪族羧酸与碳原子数为1-15的一元或多元脂肪族醇或者碳原子数为6-15的芳香族醇形成的一元酯;所述一元芳香族羧酸酯为碳原子数为7-10的一元芳香族羧酸与碳原子数为1-15的一元或多元脂肪族醇或者碳原子数为6-15的芳香族醇形成的一元酯;
- 根据权利要求1-5中任一项所述的催化剂组分,其中,所述一元芳香族羧酸酯为式III所示的一元芳香族羧酸酯:式III中,R 1-R 5相同或不同,各自独立选自氢、羟基、卤素、氨基、取代或未取代的C 1-C 10直链或支链烷基、取代或未取代的C 1-C 10烷氧基、取代或未取代的C 3-C 10环烷基、取代或未取代的C 6-C 10芳基、取代或未取代C 7-C 10的芳烷基和C 7-C 10取代或未取代的烷芳基;或者R 1-R 5中任意两个形成芳环或者脂肪环;R 6选自取代或未取代的C 1-C 10直链或支链烷基、 取代或未取代的C 3-C 10环烷基、取代或未取代的C 6-C 10芳基、取代或未取代C 7-C 10的芳烷基和C 7-C 10取代或未取代的烷芳基,优选选自取代或未取代的C 1-C 6直链或支链烷基。
- 根据权利要求1-6中任一项所述的催化剂组分,其中,所述催化剂组分为由镁源、钛源和所述内给电子体反应得到的产物,优选地,所述镁源包括二卤化镁、烷氧基镁、烷基镁、二卤化镁的水合物或醇合物以及二卤化镁分子式中的一个卤原子被烷氧基或卤代烷氧基所置换的衍生物中的一种或多种中的镁化合物,
- 根据权利要求7所述的催化剂组分,其中,所述镁源包括如式IV所示的镁化合物,式IV中,R 1选自取代或未取代的C1-C10直链烷基、取代或未取代的C3-C10支链烷基、取代或未取代的C3-C10环烷基、取代或未取代的C6-C20芳基、取代或未取代的C7-C20芳烷基和取代或未取代的C7-C20烷芳基;优选地,R 1选自取代或未取代的C1-C8直链烷基、取代或未取代的C3-C8支链烷基、取代或未取代的C3-C8环烷基、取代或未取代的C6-C15芳基、取代或未取代的C7-C15芳烷基和取代或未取代的C7-C15烷芳基;更优选地,R 1选自取代或未取代的C1-C6直链烷基、取代或未取代的C3-C6支链烷基、取代或未取代的C3-C6环烷基、取代或未取代的C6-C10芳基、取代或未取代的C7-C10芳烷基和取代或未取代的C7-C10烷芳基;R 2和R 3相同或不相同,各自独立地选自氢、取代或未取代的C1-C10直链烷基、取代或未取代的C3-C10支链烷基、取代或未取代的C3-C10环烷基、取代或未取代的C6-C20芳基、取代或未取代的C7-C20芳烷基和取代或未取代的C7-C20烷芳基;优选地,R 2和R 3各自独立地选自氢、取代或未取代的C1-C10直链烷基、取代或未取代的C3-C8支链烷基、取代或未取代的C3-C8环烷基、取代或未取代的C6-C10芳基、取代或未取代的C7-C10芳烷基和取代或未取代的C7-C10烷芳基;更优选地,R 2和R 3各自独立地选自氢、取代或未取代的C1-C6直链烷基、取代或未取代的C3-C6支链烷基、取代或未取代的C3-C6环烷基、取代或未取代的C6-C8芳基、取代或未取代的C7-C9芳烷基和取代或未取代的C7-C9 烷芳基;X为卤素,优选为氯或溴;m为0.1-1.9,n为0.1-1.9,m+n=2;优选地,所述钛源包括卤化钛、烷氧基卤化钛、烷氧基钛,更优选其包括通式为Ti(OR′) 3-aZ a和/或Ti(OR′) 4-bZ b的化合物,其中,R′为C 1-C 20的烷基,Z为F、Cl、Br或I,a为1-3的整数,b为1-4的整数。
- 根据权利要求7或8所述的催化剂组分,其中,所述镁源还包括硫,硫与镁源中的镁的摩尔比为q:1,其中0<q≤0.5,优选为0.001<q≤0.2。
- 根据权利要求7-9中任一项所述的催化剂组分,其中,所述镁源由包括以下步骤的方法制得:(1)制备混合物,所述混合物包含单质硫、通式为MgX 1Y的卤化镁、通式为R 1OH的化合物、可选的惰性液体介质以及可选的表面活性剂;优选通过将单质硫、通式为MgX 1Y的卤化镁、通式为R 1OH的化合物、可选的惰性液体介质、可选的表面活性剂一起或者分步混合并加热得到所述混合物;(2)将步骤(1)得到的混合物与环氧乙烷类化合物接触反应;通式MgX 1Y中,X 1为卤素,优选为氯或溴;Y选自卤素、取代或未取代的C1-C10直链烷基、取代或未取代的C3-C10支链烷基、取代或未取代的C3-C10环烷基、取代或未取代的C6-C20芳基、取代或未取代的C1-C10烷氧基、取代或未取代的C6-C20芳氧基、取代或未取代的C7-C20芳烷基和取代或未取代的C7-C20烷芳基;通式R 1OH中,R 1选自取代或未取代的C1-C10直链烷基、取代或未取代的C3-C10支链烷基、取代或未取代的C3-C10环烷基、取代或未取代的C6-C20芳基、取代或未取代的C7-C20芳烷基和取代或未取代的C7-C20烷芳基;优选地,R 1选自取代或未取代的C1-C8直链烷基、取代或未取代的C3-C8支链烷基、取代或未取代的C3-C8环烷基、取代或未取代的C6-C15芳基、取代或未取代的C7-C15芳烷基和取代或未取代的C7-C15烷芳基;更优选地,R 1选自取代或未取代的C1-C6直链烷基、取代或未取代的C3-C6支链烷基、取代或未取代的C3-C6环烷基、取代或未取代的C6-C10芳基、取代或未取代的C7-C10芳烷基和取代或未取代的C7-C10烷芳基;所述环氧乙烷类化合物的结构如式V所示:式V中,R 25和R 26各自独立地为氢、取代或未取代的C1-C10直链烷基、取代或未取代的C3-C10支链烷基、取代或未取代的C3-C10环烷基、取代或未取代的C6-C20芳基、取代或未取代的C7-C20芳烷基和取代或未取代的C7-C20烷芳基;优选地,R 25和R 26各自独立地选自氢、取代或未取代的C1-C8直链烷基、取代或未取代的C3-C8支链烷基、取代或未取代的C3-C8环烷基、取代或未取代的C6-C10芳基、取代或未取代的C7-C10芳烷基和取代或未取代的C7-C10烷芳基;更优选地,R 25和R 26各自独立地选自氢、取代或未取代的C1-C6直链烷基、取代或未取代的C3-C6支链烷基、取代或未取代的C3-C6环烷基、取代或未取代的C6-C8芳基、取代或未取代的C7-C9芳烷基和取代或未取代的C7-C9烷芳基。
- 根据权利要求10所述的催化剂组分,其中,以1mol通式为MgX 1Y的卤化镁为基准,单质硫的用量为0.0001-0.5mol,通式为R 1OH的化合物的用量为4-30mol,环氧乙烷类化合物的用量为1-10mol;优选地,以1mol通式为MgX 1Y的卤化镁为基准,通式为R 1OH的化合物的用量为6-20mol,环氧乙烷类化合物的用量为2-6mol。
- 根据权利要求10或11所述的催化剂组分,其中,步骤(1)中,所述加热的温度为80-120℃,时间为0.5-5小时;优选地,所述加热的温度为80-100℃,时间为0.5-3小时;步骤(2)中,所述接触反应的条件包括:温度为40-120℃,时间为15-60分钟;优选地,所述接触反应的条件包括:温度为60-100℃,时间为20-50分钟。
- 根据权利要求10-12中任一项所述的催化剂组分,其中,所述惰性液体介质为硅油类溶剂和/或烃类溶剂;优选地,所述惰性液体介质选自煤油、石蜡油、凡士林油、白油、甲基硅油、乙基硅油、甲基乙基硅油、苯基硅油和甲基苯基硅油中的至少一种;和/或以1mol通式为MgX 1Y的卤化镁为基准,所述惰性液体介质的用量为0.8-10L。
- 根据权利要求10-13中任一项所述的催化剂组分,其中,所述表面活性剂选自聚乙烯吡咯烷酮、聚乙二醇、聚乙烯醇、聚丙烯酸、聚丙烯酸盐、聚丙烯酰胺、聚苯乙烯磺酸盐、萘磺酸甲醛缩合物、缩合烷基苯基醚硫酸酯、缩合烷基苯酚聚氧乙烯醚磷酸酯、氧基烷基丙烯酸酯共聚物改性聚乙撑亚胺、1-十二-4-乙烯吡啶溴化物的聚合物、聚乙烯基苄基三甲胺盐、聚环氧乙烷环氧丙烷嵌段共聚物、聚乙烯吡咯烷酮醋酸乙烯酯共聚物、烷基苯基聚氧乙烯醚和聚甲基丙烯酸烷基酯中的至少一种;和/或以1mol通式为MgX 1Y的卤化镁为基准,所述表面活性剂的用量为1-20g。
- 根据权利要求10-14中任一项所述的催化剂组分,其中,通式MgX 1Y中,X 1为氯或溴,Y为氯、溴、C 1-C 5烷氧基或C 6-C 10芳氧基;优选地,通式为MgX 1Y的卤化镁选自氯化镁、溴化镁、氯化苯氧基镁、氯化异丙氧基镁和氯化正丁氧基镁中的至少一种;和/或通式R 1OH中,R 1为C 1-C 8烷基;优选地,通式为R 1OH的化合物选自乙醇、正丙醇、异丙醇、正丁醇、异丁醇、正戊醇、异戊醇、正己醇、2-乙基己醇和正辛醇中的至少一种;和/或结构如式V所示的环氧乙烷类化合物中,R 5和R 6各自独立地为氢、C 1-C 3的烷基或C 1-C 3的卤代烷基;优选地,所述环氧乙烷类化合物选自环氧乙烷、环氧丙烷、环氧丁烷、环氧氯丙烷、环氧氯丁烷、环氧溴丙烷和环氧溴丁烷中的至少一种。
- 根据权利要求1-15中任一项所述的催化剂组分,其中,所述催化剂组分中,以钛元素计的钛、以镁元素计的镁、卤素和内给电子体的重量比为1:2-15:8-30:2-15;优选为1:3-12:10-25:3-13。
- 一种用于烯烃聚合的催化剂,包括:(1)权利要求1-16中任意一项所述的催化剂组分;(2)至少一种烷基铝化合物;以及(3)任选的外给电子体化合物。
- 权利要求17所述的催化剂在烯烃聚合反应中的应用,优选地,所述烯烃包括至少一种由式CH 2=CHR表示的烯烃,其中R为氢或C 1-C 6的直链或支链烷基。
- 一种烯烃聚合方法,该方法包括:在烯烃聚合条件下,将烯烃与权利要求17所述的催化剂接触,优选地,所述烯烃包括至少一种由式CH 2=CHR表示的烯烃,其中R为氢或C 1-C 6的直链或支链烷基。
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CN201811223600.9A CN111072805A (zh) | 2018-10-19 | 2018-10-19 | 用于烯烃聚合的催化剂组分和催化剂及其应用与烯烃聚合方法 |
CN201811224580.7A CN111072815A (zh) | 2018-10-19 | 2018-10-19 | 用于烯烃聚合的催化剂组分和催化剂及其应用与烯烃聚合方法 |
CN201811224580.7 | 2018-10-19 | ||
CN201811223634.8 | 2018-10-19 | ||
CN201811224578.XA CN111072814A (zh) | 2018-10-19 | 2018-10-19 | 用于烯烃聚合的催化剂组分和催化剂及其应用与烯烃聚合方法 |
CN201811224578.X | 2018-10-19 | ||
CN201811223634.8A CN111072807A (zh) | 2018-10-19 | 2018-10-19 | 用于烯烃聚合的催化剂组分和催化剂及其应用与烯烃聚合方法 |
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CN115975077B (zh) * | 2021-10-15 | 2024-06-04 | 中国石油化工股份有限公司 | 一种用于烯烃聚合的催化剂组分及催化剂和应用 |
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TW202031690A (zh) | 2020-09-01 |
SA521421681B1 (ar) | 2024-06-11 |
SG11202103779QA (en) | 2021-05-28 |
JP7479361B2 (ja) | 2024-05-08 |
KR20210080466A (ko) | 2021-06-30 |
EP3868796B1 (en) | 2024-07-31 |
JP2022504961A (ja) | 2022-01-13 |
EP3868796A1 (en) | 2021-08-25 |
US11970510B2 (en) | 2024-04-30 |
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