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1. 发明授权

US07816452B2 At least two-stage process for preparing propylene polymer compositions 失效
标题翻译：用于制备丙烯聚合物组合物的至少两阶段方法
公开(公告)号：US07816452B2
公开(公告)日：2010-10-19
申请号：US10522082
申请日：2003-07-23
申请人： Ulrich Clemens Dahn , Wolfgang Bidell , Hans-Jürgen Zimmermann , Joachim Roesch , Guenther Schweier
发明人： Ulrich Clemens Dahn , Wolfgang Bidell , Hans-Jürgen Zimmermann , Joachim Roesch , Guenther Schweier
IPC分类号： C08L23/00 , C08L23/04 , C08L23/10
CPC分类号： C08F10/06 , C08F110/06 , C08F210/06 , C08F210/16 , C08L23/0815 , C08L23/10 , C08L23/12 , C08L23/142 , C08L2308/00 , C08F2/001 , C08L2666/06 , C08F2500/12 , C08F2500/03 , C08F2500/26 , C08F210/14
摘要： The present invention relates to a process for preparing propylene polymer compositions in at least two-stage process wherein, in a first stage, a propylene homopolymer or a propylene copolymer comprising propylene and at least a CZ-CIO-1-alkenes other than propylene, containing at least 85% by weight of propylene, is prepared by polymerization and, in a second stage, ethylene and at least a comonomer selected from propylene and C4-C,o1alkenes are polymerized to give an ethylene polymer, comprising at least 90% by weight of ethylene, wherein the amount of the ethylene polymer in the propylene polymer composition ranges from 10 to 50% by weight and the propylene polymer composition has a melt flow rate MFR, in accordance with ISO 1133 at 230° C. and 2.16 kg, of from 2 to 50 g/10 min.
摘要翻译：本发明涉及至少两步法制备丙烯聚合物组合物的方法，其中在第一阶段中，丙烯均聚物或包含丙烯和除丙烯以外的至少CZ-CIO-1-烯烃的丙烯共聚物，含有至少85重量％的丙烯，通过聚合制备，并且在第二阶段中，将乙烯和至少一种选自丙烯和C 4 -C 6烯烃的共聚单体聚合，得到乙烯聚合物，其包含至少90％乙烯的重量，其中丙烯聚合物组合物中的乙烯聚合物的量为10至50重量％，丙烯聚合物组合物在230℃和2.16kg下根据ISO 1133具有熔体流动速率MFR，为2〜50g / 10min。

2. 发明申请

US20050239967A1 At least two-stage process for preparing propylene polymer compositions 失效
标题翻译：用于制备丙烯聚合物组合物的至少两阶段方法
公开(公告)号：US20050239967A1
公开(公告)日：2005-10-27
申请号：US10522082
申请日：2003-07-23
申请人： Ulrich Dahn , Wolfgang Bidell , Hans-Jurgen Zimmermann , Joachim Roesch , Guenther Schweier
发明人： Ulrich Dahn , Wolfgang Bidell , Hans-Jurgen Zimmermann , Joachim Roesch , Guenther Schweier
IPC分类号： C08L23/08 , C08F2/34 , C08F10/06 , C08F110/06 , C08F210/06 , C08F210/16 , C08F255/02 , C08F297/08 , C08L23/00 , C08L23/10 , C08L23/12 , C08L23/14 , C08L53/00 , D01F6/30
CPC分类号： C08F10/06 , C08F110/06 , C08F210/06 , C08F210/16 , C08L23/0815 , C08L23/10 , C08L23/12 , C08L23/142 , C08L2308/00 , C08F2/001 , C08L2666/06 , C08F2500/12 , C08F2500/03 , C08F2500/26 , C08F210/14
摘要： The present invention relates to a process for preparing propylene polymer compositions in in at least two-stage process wherein, in a first stage, a propylene homopolymer or a propylene copolymer comprising propylene and at least a CZ-CIO-1-alkenes other than propylene, containing at least 85% by weight of propylene, is prepared by polymerization and, in a second stage, ethylene and at least a comonomer selected from propylene and C4-C,o1alkenes are polymerized to give an ethylene polymer, comprising at least 90% by weight of ethylene, wherein the amount of the ethylene polymer in the propylene polymer composition ranges from 10 to 50% by weight and the propylene polymer composition has a melt flow rate MFR, in accordance with ISO 1133 at 230° C. and 2.16 kg, of from 2 to 50 g/10 min.
摘要翻译：本发明涉及至少两步法制备丙烯聚合物组合物的方法，其中在第一阶段中，丙烯均聚物或丙烯共聚物包含丙烯和至少一种除丙烯以外的CZ-CIO-1-烯烃，含有至少85重量％的丙烯，通过聚合制备，并且在第二阶段中，将乙烯和至少一种选自丙烯和C 4 -C 6烯烃的共聚单体聚合，得到乙烯聚合物，其包含至少90重量％的乙烯，其中丙烯聚合物组合物中的乙烯聚合物的量为10至50重量％，丙烯聚合物组合物的熔体流动速率MFR根据ISO 1133在230℃和2.16kg ，为2-50g / 10min。

3. 发明授权

US4727124A Preparation of homopolymers and copolymers of ethene by Phillips catalysis 失效
标题翻译：通过菲利普斯催化制备乙烯的均聚物和共聚物
公开(公告)号：US4727124A
公开(公告)日：1988-02-23
申请号：US047116
申请日：1987-05-08
申请人： Rainer Konrad , Rudolf Mueller-Mall , Guenther Schweier
发明人： Rainer Konrad , Rudolf Mueller-Mall , Guenther Schweier
IPC分类号： C08F2/06 , C08F4/02 , C08F4/22 , C08F4/24 , C08F4/62 , C08F4/64 , C08F10/00 , C08F10/02 , C08F2/24
CPC分类号： C08F10/00 , C08F2410/01
摘要： Ethane polymers are prepared by Phillips catalysis using (1) a supported catalyst which is laden with chromium, phosphorus and titanium and (2) a cocatalyst, (1) being obtained by a procedure in which (1.1) a catalyst intermediate laden with chromium, phosphorus and titanium is prepared from a silicate carrier, a selected chromium compound, a selected phosphorus compound and a selected titanium compound, and (1.2) the catalyst intermediate is then heated in an oxygen-containing gas stream. In the process, the supported catalyst (1) used is one which is obtained (using specific methods and substances in each case) by a procedure in which (1.1) in a first stage (1.1.1), a suspension is first prepared from (1.1.1.1) a finely divided silicate carrier and (1.1.1.2) an inert organic solvent, (1.1.2) a suspension is then prepared from (1.1.2.1) a finely divided chromium trioxide and (1.1.2.2) an inert organic solvent, (1.1.3) thereafter (1.1.3.1) the suspension resulting from (1.1.2) is combined with (1.1.3.2) a phosphate or phosphite, (1.1.4) then (1.1.4.1) the suspension obtained from (1.1.1) is combined with (1.1.4.2) the reaction product obtained in (1.1.3), (1.1.5) thereafter (1.1.5.1) the suspension formed in (1.1.4) is combined with (1.1.5.2) a titanate, (1.1.6) finally the suspension obtained in (1.1.5) is evaporated to dryness and then (1.2) in a second stage, (1.2.1) the intermediate obtained in (1.1) is first treated with a nitrogen stream, (1.2.2) an intermediate obtained in (1.2.1) is then heated in an oxygen-containing gas stream and finally (1.2.3) the intermediate obtained in (1.2.2) is treated with a nitrogen stream, and a lithiumalkyl is used as (2).
摘要翻译：通过使用（1）载有铬，磷和钛的载体催化剂和（2）助催化剂的菲尼普斯催化剂制备乙烷聚合物，（1）通过以下程序获得，其中（1.1）载有铬的催化剂中间体，磷和钛由硅酸盐载体，选择的铬化合物，选择的磷化合物和选择的钛化合物制备，然后在含氧气流中加热催化剂中间体。在该方法中，使用的负载催化剂（1）是通过第一阶段（1.1.1）中的（1.1）的步骤获得的（使用具体方法和每种情况下的物质），悬浮液首先由（1.1.1.1）细碎的硅酸盐载体和（1.1.1.2）惰性有机溶剂，（1.1.2）悬浮液然后由（1.1.2.1）细碎的三氧化铬和（1.1.2.2）惰性的有机溶剂（1.1.3）（1.1.3.1）将得自（1.1.2）的悬浮液与（1.1.3.2）磷酸酯或亚磷酸酯（1.1.4）然后（1.1.4.1）合并得到的悬浮液（1.1.1）与（1.1.4）中得到的反应产物（1.1.3），（1.1.5）（1.1.5.1）中合并（1.1.4），将（1.1.4）中形成的悬浮液与（1.1 0.5.2）钛酸盐（1.1.6）最后，将（1.1.5）中得到的悬浮液在第二阶段蒸发至干，然后（1.2）（1.2.1），首先处理（1.1）中获得的中间体用氮气流（1.2.2）中间体然后在含氧气流中加热（1.2.1），最后（1.2.3）用氮气流处理（1.2.2）中得到的中间体，使用烷基锂作为（2）。

4. 发明授权

US4385162A Preparation of homopolymers and copolymers of .alpha.-mono-olefins by means of a Ziegler-Natta catalyst system 失效
公开(公告)号：US4385162A
公开(公告)日：1983-05-24
申请号：US256129
申请日：1981-04-21
申请人： James F. R. Jaggard , Peter Klaerner , Guenther Schweier
发明人： James F. R. Jaggard , Peter Klaerner , Guenther Schweier
IPC分类号： C08F4/64 , C08F10/00
CPC分类号： C08F10/00 , Y10S526/906
摘要： A process for the preparation of homopolymers and copolymers of .alpha.-monoolefins by means of a Ziegler-Natta catalyst system comprising (1) a titanium-III component, which is prepared by subjecting (1.1) a titanium trichloride/aluminum trichloride compound (a) and (1.2) an ester (b) to a certain type of milling treatment in which (A) a vibratory ball mill providing a relatively high milling acceleration is used, (B) the mill is first charged with the titanium-containing compound (a) and, if appropriate, is run for a certain period, thereafter (C) the ester (b) is added at a certain rate while milling the charge, thereupon (D) the charge is kept at +15.degree. C. or above for a certain period, while continuing the milling, hereupon (E), if appropriate, the product obtained from (D) is milled further for a certain period at +5.degree. C. or below, then (F), if appropriate, but advantageously so, the product obtained from (D) or (E) is kept at +20.degree. C. or above for a certain period, without milling, and thereafter (G), if appropriate, the product obtained from (F) is milled further for a certain period at +5.degree. C. or below, (2) an aluminum-alkyl component containing a chlorine bonded to the aluminum, and (3), if appropriate, a phenolic compound of a certain category, in which process a titanium-III component (1) is employed, in the preparation of which additionally .sup.- (H) a suspension is prepared from (H.sub.1) the product obtained according to (D), (E), (F) or (G), (H.sub.2) a liquid hydrocarbon (c) and (H.sub.3) an oxygen-containing compound (d), consisting of (d.sub.1) an ether of a certain category and/or (d.sub.2) an ester of a certain category, thereafter (I) the suspension obtained according to (H) is kept at an elevated temperature for a certain period, with vigorous agitation, and is then cooled, hereupon (J), if appropriate, the solid is isolated from the suspension obtained according to (I), and, if desired, is washed with a liquid hydrocarbon and dried, the novel titanium-III component (1) being the solid, in suspended form, obtained according to (I) or the solid, in isolated form, obtained according to (J). Using this Ziegler-Natta catalyst system, polymers with relatively high stereo-regularity and advantageous morphological properties can be obtained in relatively high yield.

5. 发明授权

US4906690A Grafting polyolefin blends and use of the graft copolymer blends as an adhesion promoter and for the preparation of ionomers 失效
标题翻译：接枝聚烯烃共混物和使用接枝共聚物共混物作为粘合促进剂和用于制备离聚物
公开(公告)号：US4906690A
公开(公告)日：1990-03-06
申请号：US293356
申请日：1989-01-04
申请人： Norbert Hasenbein , Guenther Schweier , Hans Gropper , Rainer A. Werner
发明人： Norbert Hasenbein , Guenther Schweier , Hans Gropper , Rainer A. Werner
IPC分类号： C08F255/02 , C08F287/00 , C09J151/06
CPC分类号： C09J151/06 , C08F255/02 , C08F287/00
摘要： Ethylenically unsaturated carboxylic acids and/or carboxylic anhydrides are grafted onto polyolefin blends by a process in which the polyolefin blend consists of from 5 to 49 parts by weight of an ethylene/propylene block copolymer having an ethylene content of less than or equal to 20% by weight and from 51 to 95 parts by weight of a homopolymer or copolymer of ethylene, and the resulting graft copolymer blends are used as adhesion promoters, in particular for polyethylene/adhesion promotor/steel composites, and for the preparation of ionomers.
摘要翻译：烯键式不饱和羧酸和/或羧酸酐通过其中聚烯烃共混物由5-49重量份乙烯含量小于或等于20重量％的乙烯/丙烯嵌段共聚物的方法接枝到聚烯烃共混物上，和51至95重量份的乙烯均聚物或共聚物，并且所得的接枝共聚物共混物用作粘合促进剂，特别是用于聚乙烯/粘合促进剂/钢复合材料以及用于制备离聚物。

6. 发明授权

US4845177A Preparation of homopolymers and copolymers of ethylene by means of a Ziegler catalyst system 失效
标题翻译：通过齐格勒催化剂体系制备乙烯的均聚物和共聚物
公开(公告)号：US4845177A
公开(公告)日：1989-07-04
申请号：US107996
申请日：1987-10-14
申请人： Heinz Vogt , Eckard Schauss , Guenther Schweier
发明人： Heinz Vogt , Eckard Schauss , Guenther Schweier
IPC分类号： C08F4/50 , C08F4/64 , C08F10/00
CPC分类号： C08F10/00 , Y10S526/901 , Y10S526/904
摘要： Ethylene is polymerized using a Ziegler catalyst system consisting of (1) a titanium catalyst component and (2) an aluminum catalyst component, the component (1) used being the product (VI) which is obtained by a method in which (1.1) first (1.1.1) a carrier (I) and (1.1.2) a solution (II) of (IIa) a solvent, (IIb) a titanium trichloride and (IIc) magnesium chloride are combined with formation of a dispersion (III) and the latter is evaporated down with formation of an intermediate (IV), and (1.2) then (1.2.2) the intermediate (IV) obtained from (1.1), and (1.2.2) an aluminum component (V) consisting of (1.2.2.1) a complex of a certain oxacycloalkane and a certain aluminum compound and (1.2.2.2) if necessary, a certain free aluminum compound are combined, the resulting product (VI) being the catalyst component (1). In this process, a component (1) is employed which has been prepared using, in (1.1) under (1.1.2), a solution (II) which (i) contains a ketone as (IIa) and (ii) additionally contains (IId) a certain low molecular weight polymeric compound.
摘要翻译：使用由（1）钛催化剂组分和（2）铝催化剂组分组成的齐格勒催化剂体系聚合乙烯，所述组分（1）是通过以下方法获得的产物（VI）：其中（1.1）第一（1.1.1）将（IIa）溶剂（IIb），三氯化钛和（IIc）氯化镁的（IIa）溶液（II）和（1.1.2）与形成分散体（III）（1.2）然后（1.2.2）由（1.1）得到的中间体（Ⅳ）和（1.2.2）由（Ⅳ）组成的铝组分（Ⅴ）组成的铝组分（Ⅴ）（1.2.2.1）某种氧杂环烷烃和某种铝化合物的络合物和（1.2.2.2）（如果需要）合并一定的游离铝化合物，所得产物（VI）是催化剂组分（1）。在该方法中，使用在（1.1）（1.1.2）中使用（1.1）中的（1.1）制备的组分（1），其中（i）包含酮作为（IIa）和（ii）另外含有（IId）某种低分子量聚合物。

7. 发明授权

US4814308A Preparation of homopolymers and copolymers of ethene by Phillips catalysis 失效
标题翻译：通过菲利普斯催化制备乙烯的均聚物和共聚物
公开(公告)号：US4814308A
公开(公告)日：1989-03-21
申请号：US110872
申请日：1987-10-21
申请人： Rainer Konrad , Guido Funk , Juergen Schmidt-Thuemmes , Rudolf Mueller-Mall , Guenther Schweier
发明人： Rainer Konrad , Guido Funk , Juergen Schmidt-Thuemmes , Rudolf Mueller-Mall , Guenther Schweier
IPC分类号： C08F4/02 , C08F4/24 , C08F4/48 , C08F4/62 , C08F10/02
CPC分类号： C08F10/02
摘要： Ethene polymerization by Phillips catalysis is carried out using (1) a supported catalyst, which is laden with chromium, phosphorus and aluminum, and (2) a cocatalyst, (1) being obtained by a method in which (1.1) a catalyst intermediate laden with chromium, phosphorus and aluminum is prepared from a silicate carrier, a selected chromium compound, a selected phosphorus compound and a selected aluminum compound, and then (1.2) the catalyst intermediate is heated in an oxygen-containing gas stream. In this process, the component (1) used is one which is obtained by a method in which, in each case in a specific manner, (1.1) in a first stage, (1.1.1) first a suspension is prepared from (1.1.1.1) a finely divided silicate carrier and (1.1.1.2) an inert organic solvent, (1.1.2) then, (1.1.2.1) in an inert organic solvent, (1.1.2.2) an organic chromium compound is combined with (1.1.2.3) an aluminum trialkyl, (1.1.3) then (1.1.3.1) the suspension resulting from (1.1.1) is combined with (1.1.3.2) a phosphoric acid or phosphite and (1.1.3.3) the product obtained from (1.1.2), (1.1.4) finally, the suspension obtained in (1.1.3) is evaporated to dryness, and then (1.2) in a second stage, first (1.2.1) the intermediate obtained from (1.1) is treated with a stream of nitrogen, then (1.2.2) the intermediate obtained from (1.2.1) is heated in an oxygen-containing gas stream, and finally (1.2.3) the intermediate obtained from (1.2.2) is treated with a stream of nitrogen, and both a lithiumalkyl and a boronalkyl are used as (2).
摘要翻译：通过菲利普斯催化进行的乙烯聚合使用（1）负载催化剂，其载有铬，磷和铝，和（2）助催化剂，（1）通过以下方法获得：（1）将载体催化剂中间体由硅酸盐载体，选择的铬化合物，选择的磷化合物和选择的铝化合物制备铬，磷和铝，然后（1.2）在含氧气流中加热催化剂中间体。在该方法中，所使用的组分（1）是通过在每种情况下以具体方式（1.1）在第一阶段（1.1.1）中首先从（1.1）制备悬浮液的方法获得的组分 .1.1）精细分散的硅酸盐载体和（1.1.1.2）惰性有机溶剂（1.1.2）然后，（1.1.2.1）在惰性有机溶剂（1.1.2.2）中将有机铬化合物与（ 1.1.2.3）三烷基铝（1.1.3）然后（1.1.3.1）将由（1.1.1）得到的悬浮液与（1.1.3.2）磷酸或亚磷酸酯和（1.1.3.3）得到的产物从（1.1.2），（1.1.4）最终得到的（1.1.3）中得到的悬浮液蒸发至干，然后在第二阶段（1.2）中，首先（1.2.1）从（1.1 ）用氮气流处理，然后（1.2.2）从（1.2.1）获得的中间体在含氧气流中加热，最后（1.2.3）从（1.2.2）得到的中间体用氮气流和二氧化钛处理和硼烷基用作（2）。

8. 发明授权

US4385160A Preparation of homopolymers and copolymers of .alpha.-monoolefins by means of a Ziegler-Natta catalyst system 失效
标题翻译：通过齐格勒 - 纳塔催化剂体系制备α-单烯烃的均聚物和共聚物
公开(公告)号：US4385160A
公开(公告)日：1983-05-24
申请号：US267923
申请日：1981-05-28
申请人： James F. R. Jaggard , Peter Klaerner , Guenther Schweier
发明人： James F. R. Jaggard , Peter Klaerner , Guenther Schweier
IPC分类号： C08F4/64 , C08F10/00
CPC分类号： C08F10/00 , Y10S526/906
摘要： Alpha-olefins are polymerized with a catalyst containing (1) TiCl.sub.3 /AlCl.sub.3 and (2) aluminum dialkyl chloride wherein (1) is prepared by milling the TiCl.sub.3 /AlCl.sub.3 with a particular phosphorous compound under special conditions and then treating with a liquid hydrocarbon and an ether and/or ester.
摘要翻译： α-烯烃与含有（1）TiCl 3 / AlCl 3和（2）二烷基二烷基锡的催化剂聚合，其中（1）通过在特殊条件下用特定的磷化合物研磨TiCl 3 / AlCl 3，然后用液体烃和醚和/或酯。

9. 发明授权

US4970184A Catalyst for the polymerization of ethylene, its preparation and the use of the resulting ethylene polymers for the production of films exhibiting little blocking 失效
标题翻译：用于乙烯聚合的催化剂，其制备和使用所得的乙烯聚合物用于生产几乎没有阻塞的膜
公开(公告)号：US4970184A
公开(公告)日：1990-11-13
申请号：US346899
申请日：1989-05-03
申请人： Eckard Schauss , Heinz Vogt , Rainer Hemmerich , Guenther Schweier , Rudolf Mueller-Mall
发明人： Eckard Schauss , Heinz Vogt , Rainer Hemmerich , Guenther Schweier , Rudolf Mueller-Mall
IPC分类号： C08F4/658 , C08F2/34 , C08F4/58 , C08F4/60 , C08F4/64 , C08F4/649 , C08F10/00 , C08F10/02 , C08F210/02
CPC分类号： C08F210/02
摘要： A catalyst for the copolymerization of ethylene by the gas-phase fluidized-bed method is prepared by a process in which a titanium-containing and magnesium-containing active component, reacted with an alcohol as a complexing agent, is applied to a finely divided silica from homogeneous solution, in the presence of a polysiloxane, by evaporating the solvent, and the resulting homogeneous catalyst intermediate is then preactivated by treatment with the alkylaluminum compound and the Lewis base in an inert hydrocarbon solution, and the copolymers prepared using the above catalyst are employed for the production of films exhibiting little blocking.
摘要翻译：通过气相流化床法共聚乙烯的催化剂通过以下方法制备：使含钛和镁的活性组分与醇作为络合剂反应的方法被加到细分二氧化硅从均匀溶液中，在聚硅氧烷的存在下，通过蒸发溶剂，然后通过用惰性烃溶液中的烷基铝化合物和路易斯碱处理预先活化所得均匀的催化剂中间体，并且使用上述催化剂制备的共聚物是用于生产几乎没有阻塞的薄膜。

10. 发明授权

US4900798A Preparation of ethene polymers using a ziegler catalyst system 失效
标题翻译：使用齐格勒催化剂体系制备乙烯聚合物
公开(公告)号：US4900798A
公开(公告)日：1990-02-13
申请号：US97068
申请日：1987-09-16
申请人： Juergen Kerth , Rudolf Mueller-Mall , Guenther Schweier
发明人： Juergen Kerth , Rudolf Mueller-Mall , Guenther Schweier
IPC分类号： C08F4/60 , C08F4/64 , C08F10/02
CPC分类号： C08F10/02 , Y10S526/901 , Y10S526/903 , Y10S526/904
摘要： Finely divided ethane polymers are prepared using a Ziegler catalyst system consisting of (1) a titanium-containing catalyst component which has been obtained by (1.1) precipitation in an organic liquid comprising (1.1.1) a solution of titanium tetrachloride in a hydrocarbon, (1.1.2) a solution of a certain organoaluminum compound in a hydrocarbon and (1.1.3) an alpha-monoalkene, and (2) an aluminum-containing catalyst component. In this process, the component (1) used is a component where (1.1) precipitation has been carried out at relatively low temperatures in an organic liquid which has a relatively high viscosity at the precipitation temperature and conists of (1) a liquid hydrocarbon an (b) small amounts of a polymer of an alpha-monoalkene dissolved therein, with the provisos that (i) specific amounts of the organic liquid, of the organoaluminum compound and of the alpha-monoalkene are used per g mol of the titanium tetrachloride used in total, and (ii) per molar unit of the titanium tetrachloride used in total, specific amounts per minute are precipitated and specific amounts per minute of the alpha-monoalkene are introduced, and (1.2) the substance precipitated according to (1.1) has been reacted with a lithiumalkyl.
摘要翻译：使用齐格勒催化剂体系制备精细分散的乙烷聚合物，该齐格勒催化剂体系由（1）通过（1.1）在有机液体中沉淀得到的含钛催化剂组分，所述有机液体包含（1.1.1）四氢化钛在烃中的溶液，（1.1.2）某些有机铝化合物在烃中的溶液和（1.1.3）α-单链烯烃，和（2）含铝催化剂组分。在该方法中，使用的组分（1）是在相对低的温度下在沉淀温度下具有较高粘度的有机液体中进行沉淀的组分，（1）液体烃（b）少量其中溶解有α-单链烯烃的聚合物，条件是（i）有机铝化合物和α-单链烯烃的特定量的有机铝化合物与每摩尔所用的四氯化钛相比使用和（ii）每摩尔单位使用的四氯化钛，每分钟的特定量被沉淀，并且每分钟的特定量的α-单链烯烃被引入，（1.2）根据（1.1）沉淀的物质具有与烷基锂反应。

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