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    • 23. 发明申请
    • MULTISTEP PROCESS FOR PREPARING HETEROPHASIC PROPYLENE COPOLYMERS
    • 制备异构丙烯共聚物的多步骤方法
    • WO2005023889A1
    • 2005-03-17
    • PCT/EP2004/008759
    • 2004-08-04
    • BASELL POLYOLEFINE GMBHRESCONI, LuigiFERRARI, PaoloCECCHIN, Giuliano
    • RESCONI, LuigiFERRARI, PaoloCECCHIN, Giuliano
    • C08F297/08
    • C08F10/00C08F4/65912C08F210/06C08F297/08C08F297/083C08L23/0815C08L23/14C08L2207/02C08L2308/00C08F4/65927C08F4/027C08F2/001C08L2666/06C08F210/16C08F210/08C08F2500/18C08F2500/17C08F2500/15
    • A multistage process for obtaining an heterophasic propylene polymer comprising the following steps: step a) contacting under polymerization conditions propylene and optionally ethylene or one or more alpha olefins in the presence of a catalysts system, supported on a porous organic polymer, comprising: ii) one or more metallocene compounds of formula (1) wherein: M is an atom of a transition metal; p is an integer from 0 to 3; X, same or different, is a hydrogen atom, a halogen atom, or a hydrocarbon group; L is a divalent bridging group; R 1 , is a linear or branched, saturated or unsaturated C 1 -C 20 -alkyl radical; R 2 is a branched C 1 -C 20 -alkyl radical; T, equal to or different from each other is a moiety of formula : wherein: the atom marked with the symbol bonds the atom marked with the same symbol in the compound of formula (I); R 5 -R 13 , equal to or different from each other, are hydrogen atoms or hydrocarbon groups; ii) an alumoxane or a compound capable of forming an alkyl metallocene cation; and optionally iii) an organo aluminum compound; step b) contacting, under polymerization conditions, in a gas phase, ethylene and one or more alpha olefins and optionally in the presence of an additional organo aluminum compound.
    • 用于获得多相丙烯聚合物的多阶段方法包括以下步骤:步骤a)在负载在多孔有机聚合物上的催化剂体系存在下,在聚合条件下使丙烯和任选的乙烯或一种或多种α-烯烃接触,包括:ii) 一种或多种式(1)的茂金属化合物,其中:M是过渡金属的原子; p是0至3的整数; X相同或不同,是氢原子,卤素原子或烃基; L是二价桥基; R 1是直链或支链饱和或不饱和的C 1 -C 20 - 烷基; R 2是支链C 1 -C 20 - 烷基; T是相同或不同的,是下式的部分:其中:标记有符号的原子与式(I)化合物中与相同符号标记的原子键合; R 5〜R 13彼此相同或不同,为氢原子或烃基; ii)铝氧烷或能够形成烷基茂金属阳离子的化合物; 和任选地iii)有机铝化合物; 步骤b)在聚合条件下,在气相,乙烯和一种或多种α-烯烃中以及任选地在另外的有机铝化合物的存在下接触。
    • 26. 发明申请
    • MULTISTEP PROCESS FOR PREPARING HETEROPHASIC PROPYLENE COPOLYMERS
    • 制备异构丙烯共聚物的多步骤方法
    • WO2005023892A1
    • 2005-03-17
    • PCT/EP2004/008903
    • 2004-08-06
    • BASELL POLYOLEFINE GMBHPELLICONI, AnteoTONTI, Maria, SilviaRESCONI, Luigi
    • PELLICONI, AnteoTONTI, Maria, SilviaRESCONI, Luigi
    • C08F297/08
    • C08F210/06C08F4/65912C08F4/65916C08F10/00C08F297/08C08F297/083C08L23/0815C08L23/14C08L2207/02C08L2308/00C08F4/027C08F4/65927C08F2/001C08L2666/06C08F210/16C08F210/08C08F2500/18C08F2500/26
    • A multistage process comprising the following steps: a) polymerizing propylene with optionally one or more monomers selected from ethylene and alpha olefins of formula CH 2 =CHT 1 , wherein T 1 is a C 2 -C 20 alkyl radical in the presence of a catalysts system, supported on an inert carrier comprising: i) a transition metal compound containing a ligand having a cyclopentadienyl skeleton; and ii) an alumoxane or a compound capable of forming an alkyl metallocene cation; b) contacting, under polymerization conditions, in a gas phase, ethylene with one or more alpha olefins of fonnula CH 2 =CHT 1 , wherein T 1 is a C 2 -C 20 alkyl radical, and optionally a non-conjugated diene, in the presence of the polymer obtained in step a), in the presence of a weigh ratio hydrogen/hethylene higher than 1 ppm and optionally in the presence of an additional organo aluminum compound; wherein the amount of the polymer obtained in step a) ranges from 5% by weight and 90% by weight of the polymer obtained in the whole process and the amount of polymer obtained in step b) ranges from 10% by weight and 95% by weight of the polymer obtained in the whole process.
    • 一种多级方法,包括以下步骤:a)将丙烯与任选的一种或多种选自乙烯和式CH 2 = CHT 1的α-烯烃的单体聚合,其中T 1为C 2 -C 20烷基, 催化剂体系,负载在惰性载体上,包括:i)含有具有环戊二烯基骨架的配体的过渡金属化合物; 和ii)铝氧烷或能够形成烷基茂金属阳离子的化合物; b)在聚合条件下,在气相中使乙烯与一种或多种CH 2 = CHT 1的α-烯烃接触,其中T 1是C 2 -C 20烷基,和任选的非共轭二烯, 在步骤a)中获得的聚合物的存在下,在高于1ppm的氢/亚乙烯的重量比存在下,并且任选地在另外的有机铝化合物的存在下; 其中在步骤a)中获得的聚合物的量在整个方法中获得的聚合物的5重量%和90重量%的范围内,并且步骤b)中获得的聚合物的量为10重量%和95重量% 在整个过程中获得的聚合物的重量。
    • 29. 发明申请
    • PROCESS FOR PREPARING 1-BUTENE POLYMERS
    • 制备1-丁烯聚合物的方法
    • WO2004050724A1
    • 2004-06-17
    • PCT/EP2003/012236
    • 2003-11-03
    • BASELL POLYOLEFINE GMBHRESCONI, LuigiCASCIO INGURGIO, Antonio
    • RESCONI, LuigiCASCIO INGURGIO, Antonio
    • C08F10/08
    • C08F10/08C07F17/00C08F4/65912C08F110/08Y10S526/943C08F4/65927C08F2500/17C08F2500/20C08F2500/03
    • A process for obtaining 1-butene polymers optionally containing up to 30% by mol of ethylene, propylene or an alpha-olefin of formula CH 2 =CHZ, wherein Z is a C 3 -C 10 alkyl group s, comprising the step of contacting under polymerization conditions 1-butene and optionally ethylene, propylene or said alpha-olefin, in the presence of a catalyst system obtainable by contacting: a) a metallocene compound of formula (I): R 3 R 2 R 4 0 R~ Rs MXp LLR 6 R 5 R' O R 2 R 4 (I) wherein: M is an atom of a transition metal belonging to group 3, 4, 5, 6 or to the lanthanide or actinide groups in the Periodic Table of the Elements; p is an integer from 0 to 3; X, is a hydrogen atom, a halogen atom, or a hydrocarbon group; R 1 is a hydrocarbon group; RZ, R 3 and R 6 are hydrogen atoms or hydrocarbon groups; R 4 and R 5 join to form a condensed saturated or unsaturaded 4-7 membered ring; and L is a divalent bridging group; and b) an alumoxane or a compound able to form an alkylmetallocene cation.
    • 一种获得任选含有至多30摩尔%乙烯,丙烯或式CH 2 = CHZ的α-烯烃(其中Z为C 3 -C 10烷基)的1-丁烯聚合物的方法,包括在聚合条件下接触的步骤 1-丁烯和任选的乙烯,丙烯或所述α-烯烃,在催化剂体系存在下可通过以下方式获得:a)式(I)的茂金属化合物:R 3 R 2 R 4 R 〜Rs MXp LLR 6 R 5 R'OR 2 R 4(I)其中:M是属于第3,4,5,6族的过渡金属的原子或镧系元素或锕系元素 小组在元素周期表中; p是0至3的整数; X是氢原子,卤素原子或烃基; R 1是烃基; R 3,R 3和R 6是氢原子或烃基; R 4和R 5连接形成稠合的饱和或不饱和4-7元环; L是二价桥基; 和b)铝氧烷或能够形成烷基茂金属阳离子的化合物。