KR20050053938A - 올레핀 중합 촉매용 구형 담체의 제조방법 - Google Patents
올레핀 중합 촉매용 구형 담체의 제조방법 Download PDFInfo
- Publication number
- KR20050053938A KR20050053938A KR1020030087194A KR20030087194A KR20050053938A KR 20050053938 A KR20050053938 A KR 20050053938A KR 1020030087194 A KR1020030087194 A KR 1020030087194A KR 20030087194 A KR20030087194 A KR 20030087194A KR 20050053938 A KR20050053938 A KR 20050053938A
- Authority
- KR
- South Korea
- Prior art keywords
- olefin polymerization
- metal magnesium
- weight
- polymerization catalyst
- carrier
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 150000001336 alkenes Chemical class 0.000 title claims abstract description 21
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 239000002685 polymerization catalyst Substances 0.000 title claims abstract description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 51
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 39
- 239000011777 magnesium Substances 0.000 claims abstract description 39
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 claims abstract description 31
- 239000002184 metal Substances 0.000 claims abstract description 31
- 150000001875 compounds Chemical class 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 150000002366 halogen compounds Chemical class 0.000 claims abstract description 12
- -1 aliphatic alcohols Chemical class 0.000 claims description 15
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 229910001507 metal halide Inorganic materials 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 61
- 238000009826 distribution Methods 0.000 abstract description 17
- 239000003054 catalyst Substances 0.000 abstract description 10
- 238000006116 polymerization reaction Methods 0.000 abstract description 10
- 239000002002 slurry Substances 0.000 abstract description 5
- 238000012662 bulk polymerization Methods 0.000 abstract description 4
- 238000012685 gas phase polymerization Methods 0.000 abstract description 4
- 239000012798 spherical particle Substances 0.000 abstract description 3
- 239000011859 microparticle Substances 0.000 abstract description 2
- 239000010419 fine particle Substances 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 12
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 7
- 239000012265 solid product Substances 0.000 description 7
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 230000001186 cumulative effect Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- XDKQUSKHRIUJEO-UHFFFAOYSA-N magnesium;ethanolate Chemical compound [Mg+2].CC[O-].CC[O-] XDKQUSKHRIUJEO-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910001629 magnesium chloride Inorganic materials 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 229910000077 silane Inorganic materials 0.000 description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000011362 coarse particle Substances 0.000 description 2
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 description 2
- 229910052740 iodine Inorganic materials 0.000 description 2
- 239000011630 iodine Substances 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 239000011949 solid catalyst Substances 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- ZQZCOBSUOFHDEE-UHFFFAOYSA-N tetrapropyl silicate Chemical compound CCCO[Si](OCCC)(OCCC)OCCC ZQZCOBSUOFHDEE-UHFFFAOYSA-N 0.000 description 2
- PIBUCYITRDJJHI-UHFFFAOYSA-N 2,2,2-tripropoxyethylsilane Chemical compound C(CC)OC(C[SiH3])(OCCC)OCCC PIBUCYITRDJJHI-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000011954 Ziegler–Natta catalyst Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PASDCCFISLVPSO-UHFFFAOYSA-N benzoyl chloride Chemical compound ClC(=O)C1=CC=CC=C1 PASDCCFISLVPSO-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003426 co-catalyst Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- XCIXKGXIYUWCLL-UHFFFAOYSA-N cyclopentanol Chemical compound OC1CCCC1 XCIXKGXIYUWCLL-UHFFFAOYSA-N 0.000 description 1
- 230000000911 decarboxylating effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- ZMAPKOCENOWQRE-UHFFFAOYSA-N diethoxy(diethyl)silane Chemical compound CCO[Si](CC)(CC)OCC ZMAPKOCENOWQRE-UHFFFAOYSA-N 0.000 description 1
- HZLIIKNXMLEWPA-UHFFFAOYSA-N diethoxy(dipropyl)silane Chemical compound CCC[Si](CCC)(OCC)OCC HZLIIKNXMLEWPA-UHFFFAOYSA-N 0.000 description 1
- 125000001891 dimethoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- JJQZDUKDJDQPMQ-UHFFFAOYSA-N dimethoxy(dimethyl)silane Chemical compound CO[Si](C)(C)OC JJQZDUKDJDQPMQ-UHFFFAOYSA-N 0.000 description 1
- JVUVKQDVTIIMOD-UHFFFAOYSA-N dimethoxy(dipropyl)silane Chemical compound CCC[Si](OC)(OC)CCC JVUVKQDVTIIMOD-UHFFFAOYSA-N 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
- YYLGKUPAFFKGRQ-UHFFFAOYSA-N dimethyldiethoxysilane Chemical compound CCO[Si](C)(C)OCC YYLGKUPAFFKGRQ-UHFFFAOYSA-N 0.000 description 1
- UBHZUDXTHNMNLD-UHFFFAOYSA-N dimethylsilane Chemical compound C[SiH2]C UBHZUDXTHNMNLD-UHFFFAOYSA-N 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- SBRXLTRZCJVAPH-UHFFFAOYSA-N ethyl(trimethoxy)silane Chemical compound CC[Si](OC)(OC)OC SBRXLTRZCJVAPH-UHFFFAOYSA-N 0.000 description 1
- KCWYOFZQRFCIIE-UHFFFAOYSA-N ethylsilane Chemical compound CC[SiH3] KCWYOFZQRFCIIE-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- PHTQWCKDNZKARW-UHFFFAOYSA-N isoamylol Chemical compound CC(C)CCO PHTQWCKDNZKARW-UHFFFAOYSA-N 0.000 description 1
- 150000002680 magnesium Chemical class 0.000 description 1
- HONQAQNYJBKAMA-UHFFFAOYSA-L magnesium;ethyl carbonate Chemical compound [Mg+2].CCOC([O-])=O.CCOC([O-])=O HONQAQNYJBKAMA-UHFFFAOYSA-L 0.000 description 1
- KPSSIOMAKSHJJG-UHFFFAOYSA-N neopentyl alcohol Chemical compound CC(C)(C)CO KPSSIOMAKSHJJG-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000001226 reprecipitation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- DENFJSAFJTVPJR-UHFFFAOYSA-N triethoxy(ethyl)silane Chemical compound CCO[Si](CC)(OCC)OCC DENFJSAFJTVPJR-UHFFFAOYSA-N 0.000 description 1
- NBXZNTLFQLUFES-UHFFFAOYSA-N triethoxy(propyl)silane Chemical compound CCC[Si](OCC)(OCC)OCC NBXZNTLFQLUFES-UHFFFAOYSA-N 0.000 description 1
- NKLYMYLJOXIVFB-UHFFFAOYSA-N triethoxymethylsilane Chemical compound CCOC([SiH3])(OCC)OCC NKLYMYLJOXIVFB-UHFFFAOYSA-N 0.000 description 1
- HQYALQRYBUJWDH-UHFFFAOYSA-N trimethoxy(propyl)silane Chemical compound CCC[Si](OC)(OC)OC HQYALQRYBUJWDH-UHFFFAOYSA-N 0.000 description 1
- TUQLLQQWSNWKCF-UHFFFAOYSA-N trimethoxymethylsilane Chemical compound COC([SiH3])(OC)OC TUQLLQQWSNWKCF-UHFFFAOYSA-N 0.000 description 1
- VALXJBHHKXDBPI-UHFFFAOYSA-N tripropoxymethylsilane Chemical compound CCCOC([SiH3])(OCCC)OCCC VALXJBHHKXDBPI-UHFFFAOYSA-N 0.000 description 1
- OZWKZRFXJPGDFM-UHFFFAOYSA-N tripropoxysilane Chemical compound CCCO[SiH](OCCC)OCCC OZWKZRFXJPGDFM-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
- C08F4/00—Polymerisation catalysts
- C08F4/02—Carriers therefor
- C08F4/022—Magnesium halide as support anhydrous or hydrated or complexed by means of a Lewis base for Ziegler-type catalysts
-
- 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
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/18—Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
- C07F7/1804—Compounds having Si-O-C linkages
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
Description
입자모양 | 겉보기밀도(g/cc) | 평균입경(㎛) | 입도분포지수 | 미세입자함량(중량%) | |
실시예 1 | 균일하고 표면이 매끄러운 구형 | 0.35 | 45 | 1.15 | 0.6 |
실시예 2 | 균일하고 표면이 매끄러운 구형 | 0.33 | 42 | 1.20 | 0.8 |
실시예 3 | 균일하고 표면이 매끄러운 구형 | 0.38 | 48 | 1.50 | 0.5 |
실시예 4 | 균일하고 다소 요철이 있는 구형 | 0.40 | 60 | 1.60 | 0.7 |
실시예 5 | 균일하고 표면이 매끄러운 구형 | 0.33 | 42 | 1.20 | 0.9 |
비교예 1 | 비교적 표면이 매끄러운 구형미세입자와 응집에 의한 거대입자공존 | 0.29 | 42 | 1.65 | 1.5 |
비교예 2 | 표면에 기공이 많고 거친 구형 | 0.25 | 35 | 1.45 | 2.4 |
Claims (5)
- 금속 마그네슘과 알코올을 반응시키는 단계를 포함하는 올레핀 중합 촉매용 담체 제조방법에 있어서, 할로겐 화합물 및 알콕시실란 화합물의 존재하에서 금속 마그네슘과 알코올을 반응시키고, 여기에서 상기 할로겐 화합물은 금속 마그네슘 1중량부에 대하여 0.01~0.1중량부가 사용되며, 상기 알콕시실란 화합물은 금속 마그네슘 1중량부 대하여 0.01~0.1중량부가 사용되는 것을 특징으로 하는 올레핀 중합 촉매용 구형 담체의 제조방법.
- 제 1항에 있어서, 상기 알코올은 일반식 ROH(여기에서, R은 탄소수 1~6의 알킬기이다)로 표시되는 지방족 알코올 또는 방향족 알코올로부터 선택된 1종류 또는 2종류 이상의 알코올을 단독 또는 혼합하여 사용하는 것을 특징으로 하는 올레핀 중합 촉매용 구형 담체의 제조방법.
- 제 1항에 있어서, 상기 알코올은 에탄올이고, 상기 금속 마그네슘에 대한 에탄올의 사용비는 금속 마그네슘 중량:에탄올 부피로 1:5~1:50인 것을 특징으로 하는 올레핀 중합 촉매용 구형 담체의 제조방법.
- 제 1항에 있어서, 상기 할로겐 화합물은 할로겐 분자, 알킬 할라이드 화합물 또는 금속 할라이드 화합물로부터 선택되는 것을 특징으로 하는 올레핀 중합 촉매용 구형 담체의 제조방법.
- 제 1항에 있어서, 상기 알콕시실란 화합물은 일반식 Si(OR1)nR2(4-n)로 표시되는 알콕시실란 화합물(여기에서, R1 및 R2는 탄소수 1~5의 알킬기이고, n은 1~4의 자연수이다)인 것을 특징으로 하는 올레핀 중합 촉매용 구형 담체의 제조방법.
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KR1020030087194A KR100583629B1 (ko) | 2003-12-03 | 2003-12-03 | 올레핀 중합 촉매용 구형 담체의 제조방법 |
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KR20050053938A true KR20050053938A (ko) | 2005-06-10 |
KR100583629B1 KR100583629B1 (ko) | 2006-05-26 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100775082B1 (ko) * | 2006-12-21 | 2007-11-08 | 호남석유화학 주식회사 | 올레핀 중합 촉매용 담체의 제조 방법 및 평균입경제어방법 |
EP1905783A1 (en) * | 2006-08-30 | 2008-04-02 | Samsung Total Petrochemicals Co. Ltd. | Method for preparation of spherical support for olefin polymerization catalyst |
KR100833777B1 (ko) * | 2006-12-28 | 2008-05-29 | 삼성토탈 주식회사 | 올레핀 중합 촉매용 구형 담체의 제조방법 |
WO2008133382A1 (en) * | 2007-04-25 | 2008-11-06 | Samsung Total Petrochemicals Co., Ltd. | Catalyst for polymerization of propylene and method for polymerization of propylene using the same |
WO2009075461A1 (en) * | 2007-12-12 | 2009-06-18 | Samsung Total Petrochemicals Co., Ltd. | Method of preparation of spherical support for olefin polymerization catalyst |
WO2009084799A1 (en) * | 2007-12-28 | 2009-07-09 | Samsung Total Petrochemicals Co., Ltd. | Method of preparation of spherical support for olefin polymerization catalyst |
-
2003
- 2003-12-03 KR KR1020030087194A patent/KR100583629B1/ko active IP Right Grant
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1905783A1 (en) * | 2006-08-30 | 2008-04-02 | Samsung Total Petrochemicals Co. Ltd. | Method for preparation of spherical support for olefin polymerization catalyst |
KR100775082B1 (ko) * | 2006-12-21 | 2007-11-08 | 호남석유화학 주식회사 | 올레핀 중합 촉매용 담체의 제조 방법 및 평균입경제어방법 |
KR100833777B1 (ko) * | 2006-12-28 | 2008-05-29 | 삼성토탈 주식회사 | 올레핀 중합 촉매용 구형 담체의 제조방법 |
WO2008133382A1 (en) * | 2007-04-25 | 2008-11-06 | Samsung Total Petrochemicals Co., Ltd. | Catalyst for polymerization of propylene and method for polymerization of propylene using the same |
US8435913B2 (en) | 2007-04-25 | 2013-05-07 | Samsung Total Petrochemicals Co., Ltd. | Catalyst for polymerization of propylene and method for polymerization of propylene using the same |
WO2009075461A1 (en) * | 2007-12-12 | 2009-06-18 | Samsung Total Petrochemicals Co., Ltd. | Method of preparation of spherical support for olefin polymerization catalyst |
KR100954056B1 (ko) * | 2007-12-12 | 2010-04-20 | 삼성토탈 주식회사 | 올레핀 중합 촉매용 구형 담체의 제조방법 |
US9109056B2 (en) | 2007-12-12 | 2015-08-18 | Samsung Total Petrochemicals Co., Ltd. | Method of preparation of spherical support for olefin polymerization catalyst |
WO2009084799A1 (en) * | 2007-12-28 | 2009-07-09 | Samsung Total Petrochemicals Co., Ltd. | Method of preparation of spherical support for olefin polymerization catalyst |
US20100172821A1 (en) * | 2007-12-28 | 2010-07-08 | Samsung Total Petrochemicals Co., Ltd. | Method of preparation of spherical support for olefin polymerization catalyst |
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