WO2012142733A1 - 一种烯烃聚合催化剂及其制备和应用 - Google Patents
一种烯烃聚合催化剂及其制备和应用 Download PDFInfo
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- WO2012142733A1 WO2012142733A1 PCT/CN2011/000944 CN2011000944W WO2012142733A1 WO 2012142733 A1 WO2012142733 A1 WO 2012142733A1 CN 2011000944 W CN2011000944 W CN 2011000944W WO 2012142733 A1 WO2012142733 A1 WO 2012142733A1
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- Prior art keywords
- diacetyl
- silicone
- silicon
- group
- methyl
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- CNOSLBKTVBFPBB-UHFFFAOYSA-N CC(O[Si](c1ccccc1)(c1ccccc1)OC(C)=O)=O Chemical compound CC(O[Si](c1ccccc1)(c1ccccc1)OC(C)=O)=O CNOSLBKTVBFPBB-UHFFFAOYSA-N 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
- C08F4/06—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen
- C08F4/16—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen of silicon, germanium, tin, lead, titanium, zirconium or hafnium
-
- 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
Definitions
- Olefin polymerization catalyst and preparation and application thereof
- the present invention relates to a catalyst for the polymerization of olefins and its preparation and use in the catalytic polymerization of dilute hydrocarbons.
- An electron donor (alkoxy silicon compound) gave a highly isotactic polypropylene.
- the solid catalyst component disclosed in EP 0 361 494 comprises an active state magnesium halide and a titanium compound and an organic diether or polyether bonded to at least one Ti-halogen compound supported thereon, such as using 1,3-diether as an electron donor compound. Prepared catalyst. When the catalyst system is polymerized, high-order polypropylene can be obtained without adding an external electron donor, and the activity is high.
- CN1,143,651A further improves the internal electron donor and/or external electron donor of such a catalyst, which uses a 1, 3-diether having a carbon atom at the 2-position and containing two or three unsaturated groups.
- the organic group of the bond forms a special monocyclic or polycyclic structure, that is, cyclic polyene-1,3-diether, and the activity and stereospecificity of the catalyst are improved to some extent.
- CN1,306,544 describes the use of succinate as an internal electron donor.
- the catalyst prepared exhibits higher activity and stereospecificity when propylene is polymerized, and produces a polypropylene having a broad molecular weight distribution.
- the catalyst component of the present invention comprises (1) an active magnesium halide, and (2) a titanium compound bearing at least one Ti-halide bond thereon, and (3) selected from the group consisting of One or more silicon ester compounds are supplied to the electron body.
- R 2 , R 3 and R 4 may be the same or different, and R 1 , R 2 , R 3 and R» may be monocyclic, polycyclic or hetero atom-containing. a cyclic group or a variety of aliphatic chain-like groups, or two of them may be a spiro ring, and one of R, R 2 may form a cage-like ring with R 3 and R 4 ; R, R 2 may be the same Alternatively, they may be selected from halogen, decyloxy, substituted fluorenyl, cyclodecyl, aryl, aryl fluorenyl or decyl aryl, alkenyl, alkynyl, alkylalkenyl, An alkyl alkynyl group, a fused ring, a hetero atom-containing ring, R, R 2 may also form a ring with each other; R 3 and R 4 may be the same or different, and
- the method is carried out by reacting a magnesium halide (1) or a precursor thereof with a titanium compound (2) and an electron donor compound (3), wherein the electron donor compound (3) is reacted with a titanium compound or a halogenated compound. It can be added in multiple times before or during the reaction.
- the acyl silicon germanium compound is selected from the group consisting of a diacyl substituted silicon germanium, a triacyl substituted silane, and a tetraacyl silicon germanium.
- the acyl silicon ruthenium compound of the present invention when it is a diacylsilane, is preferably: diacetyl mono(2,3-epoxy-propoxy)-monomethylsilyl;
- Methyl monochloride (dipyridyl 2-acetyl) silicon
- Diacetyl-(2-chloro-ethyl)-methoxy-silicon oxime diacetyl-butoxy-methyl-silane;
- Methyl-phenyl-1-2 (methacryloyloxy)-silicon; diacetyl-diphenyl-silicone;
- Diacetyl-(4-chloro-phenyl)-vinyl-silicone diacetyl-(4-allyl-phenyl)-methyl-silicone; diacetyl-(4-tert-butyl) Monophenyl)monomethylsilyl
- the acyl silicon ruthenium compound of the present invention when it is a triacylsilane, is preferably: triacetyl-(furan-2-carbonylcarbonyl)-silane;
- the acyl silicon germanium compound of the present invention when it is tetraacyl silicon germanium, is preferably: tetraacetyl silicon;
- the general method for the synthesis of dibenzoyl-dimethylsilyl (C) polyacylsilane series compounds is as follows Dissolving the chlorosilane in an organic solvent, adding 2 equivalents of sodium acyl chloride dissolved in the same solvent, stirring for 2 to 8 hours, filtering, separating, washing, removing the solvent, and then fractionally distilling the product to obtain a product at room temperature. Color liquid or colorless solid-liquid mixture.
- the H-NMR spectrum of the following representative compounds was determined by using CDC13 as a solvent. The data is as follows:
- the titanium compound (2) in the catalyst component of the present invention is selected from titanium halide or titanium halooxide, preferably titanium tetrachloride; and the precursor of the active magnesium halide (1) is selected from the group consisting of: RMgX, MgR 2 , MgCl 2 • mROH, Mg(OR) 2 , XMg(OR), or a mixture of a magnesium halide and a titanium alkoxide, wherein m is 1-4, X is a halogen, and R is a C1-C20 alkyl group.
- Another object of the present invention is to provide a process for the preparation of two olefin polymerized solid catalyst components.
- the first preparation method is characterized in that the following steps are taken:
- the spherical magnesium chloride alcoholate in the step (i) has the general formula Mg(ORi)mX2-m ⁇ n(R 2 OH) , and ⁇ is an integer or fraction of 0 ⁇ ⁇ ⁇ 4, which is already in CN1034736C.
- the spherical magnesium chloride alcoholate reacts with the titanium compound (2) multiple times, at least once in the treatment temperature range of -40 - 0 ° C, preferably -30 - 0 V, and the other treatment temperature is in the range of 80 - 140 ° (: range
- the total amount of the titanium compound is in the range of from 1 to 200, preferably from 1 to 200, in the molar ratio of Ti Mg;
- the electron donor used in the step is the same as in the first method.
- the present invention provides a solid catalyst system for olefin polymerization which catalyzes the polymerization of olefins, including the solid catalyst component synthesized by the above method, a cocatalyst and an external electron donor.
- the cocatalyst is a fluorenyl aluminum compound having the formula AlRnX(3-n) wherein R is a fluorenyl group having 1 to 20 carbon atoms, an aryl fluorenyl group, an aryl group; X is an integer; n is an integer of 0 n 3 ; trimethyl aluminum, triethyl aluminum, triisobutyl aluminum, trioctyl aluminum, monohydrogen diethyl aluminum, monohydrogen diisobutyl aluminum, monochlorodiethyl aluminum, monochlorodiisobutyl Aluminum, dichloroethyl aluminum, and the like.
- the external electron donor is selected from the group consisting of siloxanes of the formula RnSi(ORl)4-n, wherein R is a C1-C10 alkyl group, a cycloalkyl group or an aryl group, and R1 is a group having 1-4 carbon atoms.
- Sulfhydryl, ⁇ is an integer of 0 ⁇ 3 , such as phenyltrimethoxysilane (PTMS), phenyltriethoxysilane (PTES), diphenyldimethoxysilane (DPDMS), ring Hexylmethyldimethoxysilane (CMDMS), dicyclopentyldimethoxysilane (DCDMS).
- the solid catalyst system provided by the invention catalyzes the polymerization of olefin, the molar ratio of titanium in the solid catalyst component to aluminum in the promoter is 1:1 to 1:2000, preferably 1:10-1:500; external electron donor
- the ratio to the solid catalyst component is from 1 to 100, preferably from 1 to 50, in terms of a Si/Ti molar ratio.
- a slurry method, a bulk method or a gas phase polymerization process may be employed, and the polymerization temperature is 20-100 V, preferably 40-90 °C.
- the procedure for preparing the catalyst in the examples was carried out using a Schlenk instrument under high purity nitrogen.
- the method was the same as in Example 1, except that the internal electron donor was dibutyl phthalate, the titanium content of the catalyst was 3.01%, the polymerization activity of propylene was 3322 gPP/g Ti «h, and the isotacticity was 93%.
- the method was the same as in Example 1, except that the internal electron donor was diacetyl-diphenylsilane, the catalyst had a titanium content of 2.29, the propylene polymerization activity was 7586 gPP/g Ti-h, and the isotacticity was 94.7%.
- the method is the same as that in Example 1, except that the internal electron donor is dibenzoyl-dimethylsilane, the titanium content of the catalyst is 2.47%, the polymerization activity of propylene is 9809 gPP/g Ti*h, and the isotacticity is 98.9%. .
- the method is the same as in Example 1, except that the internal electron donor is triacetylmethylsilyl hydride, the catalyst has a titanium content of 2.35%, and the propylene polymerization activity is 10072 gram polymer/g (Ti) hour-1, isotactic Degree 98.7%.
- the internal electron donor is triacetylmethylsilyl hydride
- the catalyst has a titanium content of 2.35%
- the propylene polymerization activity is 10072 gram polymer/g (Ti) hour-1, isotactic Degree 98.7%.
- the method was the same as in Example 1, except that the internal electron donor was triacetyl chlorosilane, the catalyst had a titanium content of 2.47%, and the propylene polymerization activity was 8543 gram polymer/g (Ti) hour-1, isotacticity. 98.3%.
- the method was the same as in Example 1, except that the internal electron donor was dibenzoyl-dichlorosilane, the catalyst had a titanium content of 2.47%, and the propylene polymerization activity was 8791 g of polymer/g (Ti) hour-1. The isotacticity is 98.5%.
- the solid catalyst provided by the invention has high activity for propylene polymerization, for example, a catalyst using N-benzoyl-dimethylsilane as an internal electron donor, and its activity is 4399 gPP/g Ti-h (50°). C, 1 hour, atmospheric pressure slurry polymerization).
- the isotacticity of the polymer is high, for example, a catalyst using dibenzoyl-dimethylsilane as an internal electron donor, and diphenyldimethoxysilane is used for polymerization.
- the obtained polypropylene had an isotacticity of 98%.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014505476A JP5918846B2 (ja) | 2011-04-22 | 2011-06-03 | オレフィン重合触媒、その製造方法及びその応用 |
US13/702,209 US8716417B2 (en) | 2011-04-22 | 2011-06-03 | Olefin polymerization catalyst and preparation method and use thereof |
EP11863798.2A EP2567986B1 (en) | 2011-04-22 | 2011-06-03 | Olefin polymerization catalyst and preparation method and use thereof |
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CN201110102567.6 | 2011-04-22 | ||
CN2011101025676A CN102746426A (zh) | 2011-04-22 | 2011-04-22 | 一种烯烃聚合催化剂及其制备和应用 |
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WO2012142733A1 true WO2012142733A1 (zh) | 2012-10-26 |
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PCT/CN2011/000944 WO2012142733A1 (zh) | 2011-04-22 | 2011-06-03 | 一种烯烃聚合催化剂及其制备和应用 |
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US (1) | US8716417B2 (zh) |
EP (1) | EP2567986B1 (zh) |
JP (1) | JP5918846B2 (zh) |
CN (1) | CN102746426A (zh) |
WO (1) | WO2012142733A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150361189A1 (en) * | 2013-01-30 | 2015-12-17 | Petrochina Company Limited | Olefin polymerization catalyst and preparation and application thereof |
CN105585644A (zh) * | 2014-11-03 | 2016-05-18 | 中国石油天然气股份有限公司 | 一种用于烯烃聚合的齐格勒-纳塔催化剂组分及其催化剂 |
DE112013006537B4 (de) * | 2013-01-30 | 2020-08-06 | Petrochina Company Ltd. | Katalysator für Polyolefin, und seine Herstellung und Anwendung |
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CN105085736B (zh) * | 2014-04-29 | 2018-11-02 | 中国石油化工股份有限公司 | 一种卤化镁溶液及其制备方法 |
CN105859927B (zh) * | 2016-06-21 | 2018-09-07 | 天津科技大学 | 乙烯聚合Ziegler-Natta催化剂给电子体、催化剂组分、催化剂 |
US11427660B2 (en) | 2016-08-17 | 2022-08-30 | Formosa Plastics Corporation, Usa | Organosilicon compounds as electron donors for olefin polymerization catalysts and methods of making and using same |
JP6914348B2 (ja) * | 2017-03-06 | 2021-08-04 | ダブリュー・アール・グレース・アンド・カンパニー−コーンW R Grace & Co−Conn | オレフィン重合のためのチーグラー−ナッタ触媒調製用の電子供与体及び触媒系 |
CN108440692B (zh) * | 2018-04-20 | 2019-08-27 | 天津科技大学 | 催化乙烯聚合Ziegler-Natta催化剂内给电子体、催化剂组分及制备方法 |
CN110240667A (zh) * | 2019-06-24 | 2019-09-17 | 天津科技大学 | 乙烯聚合Ziegler-Natta催化剂的内给电子体、催化剂组分及其应用 |
EP4105246A4 (en) * | 2020-03-25 | 2023-09-06 | Japan Polypropylene Corporation | CATALYST FOR POLYMERIZATION OF OLEFINS, METHOD FOR PRODUCING CATALYST FOR POLYMERIZATION OF OLEFINS, AND METHOD FOR PRODUCING OLEFIN POLYMER USING SAID CATALYST FOR POLYMERIZATION OF OLEFINS |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150361189A1 (en) * | 2013-01-30 | 2015-12-17 | Petrochina Company Limited | Olefin polymerization catalyst and preparation and application thereof |
US9695257B2 (en) * | 2013-01-30 | 2017-07-04 | Petrochina Company Limited | Olefin polymerization catalyst and preparation and application thereof |
DE112013006537B4 (de) * | 2013-01-30 | 2020-08-06 | Petrochina Company Ltd. | Katalysator für Polyolefin, und seine Herstellung und Anwendung |
CN105585644A (zh) * | 2014-11-03 | 2016-05-18 | 中国石油天然气股份有限公司 | 一种用于烯烃聚合的齐格勒-纳塔催化剂组分及其催化剂 |
CN105585644B (zh) * | 2014-11-03 | 2018-06-01 | 中国石油天然气股份有限公司 | 一种用于烯烃聚合的齐格勒-纳塔催化剂组分及其催化剂 |
Also Published As
Publication number | Publication date |
---|---|
EP2567986A4 (en) | 2014-10-08 |
JP5918846B2 (ja) | 2016-05-18 |
CN102746426A (zh) | 2012-10-24 |
EP2567986A1 (en) | 2013-03-13 |
EP2567986B1 (en) | 2022-04-13 |
US20130072647A1 (en) | 2013-03-21 |
US8716417B2 (en) | 2014-05-06 |
JP2014512439A (ja) | 2014-05-22 |
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