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    • 8. 发明申请
    • PREPARATION OF SINGLE-SITE CATALYSTS
    • 单壁催化剂的制备
    • WO2011076618A1
    • 2011-06-30
    • PCT/EP2010/069634
    • 2010-12-14
    • BOREALIS AGKALLIO, KalleMUSTONEN, MarjaCASTRO, PascalDENIFL, Peter
    • KALLIO, KalleMUSTONEN, MarjaCASTRO, PascalDENIFL, Peter
    • C08F10/00C08F4/6592
    • C08F10/00C08F4/65927C08F110/06C08F2410/01C08F4/65912
    • Process for the preparation of a catalyst system comprising the steps of (a) preparing a solution (A) comprising (i) a transition metal compound of formula (I) L m R n M q wherein "M" is a transition metal of anyone of the groups 3 to 10 of the periodic table (IUPAC), each "X" is independently a monovalent σ-ligand, each "L" is independently an organic ligand which coordinates to the transition metal (M), "R" is a bridging group linking said organic ligands (L), "m" is 2 or 3, preferably 2, "n" is 0, 1 or 2, preferably 1, "q" is 1, 2 or 3, preferably 2, m+q is equal to the valency of the transition metal (M), (ii) a cocatalyst (Co) comprising an element (E) of group 13 of the periodic table (IUPAC), preferably a cocatalyst (Co) comprising a compound of A1, (iii) a solvent (A'), (b) generating an emulsion by dispersing the solution (A) in a solvent (B) and in the presence of a surfactant (S) wherein (i) the solvent (B) constitutes the continuous phase of the emulsion and (ii) the solution (A) constitutes in form of droplets the dispersed phase of the emulsion, (iii) the transition metal compound of formula (I) and the cocatalyst (Co) are present in the droplets, and (iv) the surfactant (S) is a reaction product (RP) of at least one compound of formula (II) and a compound (C) comprising an element (E) of group 13 of the periodic table (IUPAC), preferably a compound comprising A1, the formula (II) is wherein R 1 is a semi-, highly- or perfluorinated hydrocarbon residue, and R 2 is a residue selected from the group consisting of -C(R 3 )=C(R 3' )-R 4 , wherein R 3 , R 4 , R 3' , are independently from each other selected from the group consisting of H, C 1 to C 20 alkyl, C 2 to C 20 alkenyl, C 2 to C 20 alkinyl, (c) solidifying said dispersed phase to convert said droplets to solid particles and (d) optionally recovering said particles to obtain said catalyst system.
    • 制备催化剂体系的方法,包括以下步骤:(a)制备溶液(A),其包含(i)式(I)的过渡金属化合物LmRnMq,其中“M”是3至 10的周期表(IUPAC)中,每个“X”独立地是一价s配体,“L”分别是与过渡金属(M)配位的有机配体,“R”是连接所述有机物 配体(L),“m”为2或3,优选2,“n”为0,1或2,优选1,“q”为1,2或3,优选2,m + q等于 的过渡金属(M),(ii)包含周期表第13族元素(E)的助催化剂(Co)(IUPAC),优选包含A1化合物的助催化剂(Co),(iii)溶剂 (A'),(b)通过将溶液(A)分散在溶剂(B)中并在表面活性剂(S)的存在下产生乳液,其中(i)溶剂(B)构成乳液的连续相 和(ii)溶液(A )构成液滴的形式,乳液的分散相,(iii)式(I)的过渡金属化合物和助催化剂(Co)存在于液滴中,和(iv)表面活性剂(S)是反应产物 (II)的至少一种化合物和包含元素周期表第13族元素(E)的化合物(I)的(RP),优选包含A1,式(II)的化合物,其中R1 是一个半,高度或全氟化的烃残基,R2是选自-C(R 3)= C(R 3')-R 4的残基,其中R 3,R 4,R 3'彼此独立地是 选自H,C1至C20烷基,C2至C20烯基,C2至C20炔基,(c)固化所述分散相以将所述液滴转化为固体颗粒,和(d)任选地回收所述颗粒以获得所述催化剂体系 。
    • 10. 发明申请
    • OLEFIN POLYMERISATION CATALYST
    • OLEFIN聚合催化剂
    • WO2007137849A1
    • 2007-12-06
    • PCT/EP2007/004828
    • 2007-05-31
    • BOREALIS TECHNOLOGY OYREKONEN, PetriDENIFL, PeterLEINONEN, Timo
    • REKONEN, PetriDENIFL, PeterLEINONEN, Timo
    • C08F10/00C08F4/651C08F4/655
    • C08F110/06C08F4/6557C08F4/651C08F2500/12C08F2500/18C08F2500/24
    • The present invention relates to particulate olefin polymerisation catalyst components comprising an alkaline earth metal, a compound of a transition metal and an electron donor, characterized in that the catalyst particle size distribution of the catalyst component is essentially monomodal and has a SPAN value below 1.2, where SPAN is defined as: (Particle diameter at 90 % cumulative size)-(Particle diameter at 10 % cumulative size) / (Particle diameter at 50 % cumulative size). The particulate olefin polymerisation catalyst components of the present invention are provided by a process which comprises preparing a solution of a complex of an alkaline earth metal and an electron donor by reacting a compound of said metal with said electron donor or a precursor thereof in an organic liquid reaction medium, reacting said complex in the solution form with a compound of a transition metal to produce a dispersion, wherein the dispersed phase predominantly contains the alkaline earth metal in said complex, and solidifying said dispersed phase to obtain said catalyst component, and is characterized in that a second organic liquid medium is added to the reactor after mixing the alkaline earth metal complex with the transition metal compound.
    • 本发明涉及包含碱土金属,过渡金属和电子给体的化合物的颗粒状烯烃聚合催化剂组分,其特征在于催化剂组分的催化剂粒度分布基本上是单峰的,SPAN值低于1.2, SPAN定义为:(颗粒直径为90%累积尺寸) - (10%累积尺寸下的粒径)/(50%累积尺寸下的粒径)。 本发明的颗粒状烯烃聚合催化剂组分通过一种方法提供,所述方法包括通过使所述金属的化合物与所述电子给体或其前体在有机物中反应制备碱土金属和电子给体的络合物的溶液 液体反应介质,使所述溶液形式的复合物与过渡金属的化合物反应以产生分散体,其中分散相主要包含所述络合物中的碱土金属,并固化所述分散相以获得所述催化剂组分,并且是 其特征在于,在将碱土金属络合物与过渡金属化合物混合后,将第二有机液体介质加入到反应器中。