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    • 13. 发明申请
    • PROCESS FOR THE PREPARATION OF ATACTIC 1-BUTENE POLYMERS
    • 制备单层1-丁烯聚合物的方法
    • WO2005105865A1
    • 2005-11-10
    • PCT/EP2005/004506
    • 2005-04-25
    • BASELL POLYOLEFINE GMBHRESCONI, LuigiGUIDOTTI, Simona
    • RESCONI, LuigiGUIDOTTI, Simona
    • C08F10/08
    • C08F10/08C08F4/65912C08F110/08C08F210/02C08F210/08Y10S526/941Y10S526/943C08F4/65927C08F2500/17C08F2500/03C08F2500/20C08F2500/15C08F210/06C08F210/16
    • A process for obtaining atactic 1-butene polymer optionally containing at least one comonomer selected from ethylene, propylene or an alpha-olefin of formula CH2=CHR, wherein R is a linear or branched C3-C 20 alkyl group, comprising the step of polymerizing 1-butene and optionally ethylene, propylene or said alpha-olefin, in the presence of a catalyst system obtainable by contacting: a) at least one metallocene compound of formula (I) in its meso or meso-like form 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 C 1 -C 40 hydrocarbon radical optionally containing heteroatoms belonging to groups 13-17 of the Periodic Table of the Elements; R' and R 2 , are C 1 -C 40 hydrocarbon radicals; T, equal to or different from each other, is a moiety of formula (IIa) or (Ilb) wherein R 3 is a C I -C 40 hydrocarbon radical; R 4 and R 6 , are hydrogen atoms or C 1 -C 40 hydrocarbon radicals; R 5 is a C I -C 40 hydrocarbon radical; R 7 and R 8 , equal to or different from each other, are hydrogen atoms or C 1 -C 40 hydrocarbon radicals; and b) an alumoxane or a compound capable of forming an alkyl metallocene cation.
    • 获得任选含有选自乙烯,丙烯或式CH 2 = CHR的α-烯烃的至少一种共聚单体的无规性1-丁烯聚合物的方法,其中R是直链或支链C 3 -C 20烷基,其包括聚合1 丁烯和任选的乙烯,丙烯或所述α-烯烃在催化剂体系的存在下,可通过以下步骤获得: - )至少一种其中间或内消旋形式的式(I)金属茂化合物,其中M是 过渡金属; 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是任选含有属于元素周期表第13-17族的杂原子的二价C 1 -C 40烃基; R'和R 2是C1-C40烃基; T为相同或不同的式(IIa)或(IIb)的部分,其中R 3为C 1 -C 40烃基; R 4和R 6是氢原子或C 1 -C 40烃基; R 5是C 1 -C 40烃基; R 7和R 8彼此相同或不同,是氢原子或C 1 -C 40烃基; 和b)铝氧烷或能够形成烷基茂金属阳离子的化合物。
    • 16. 发明申请
    • 1-BUTENE POLYMERS COMPOSITION
    • 1-BOTENE聚合物组合物
    • WO2006008211A1
    • 2006-01-26
    • PCT/EP2005/052688
    • 2005-06-10
    • BASELL POLYOLEFINE GMBHRESCONI, LuigiPELLICONI, AnteoSPATARO, StefanoMOSCARDI, Gilberto
    • RESCONI, LuigiPELLICONI, AnteoSPATARO, StefanoMOSCARDI, Gilberto
    • C08L23/18
    • C08L23/18C08L23/20C08L2205/02Y10S526/943C08L2666/04
    • A 1-butene polymer composition comprising: a) from 5% by weight to 95% by weight of an atactic 1-butene-based polymer, having the following features: - distribution of molecular weight Mw/Mn equal to or lower than 4; - rr triads, measured by 13 C-NMR comprised between 5% and 50%; - no enthalpy of fusion detectable at a differential scanning calorimeter (DSC); - intrinsic viscosity (IV) measured in tetrahydronaphtalene (THN) at 135°C comprised between 0.85 dl/g and 5 dl/g; and - infrared crystallinity lower than 0.5%; b) from 5% by weight to 95% by weight of an isotactic 1-butene-based polymer having the following features: - isotactic pentads (mmmm) measured by 13 C-NMR, higher than 80%; melting point higher than 80°C; and - intrinsic viscosity (IV) measured in tetrahydronaphtalene (THN) at 135°C comprised between 0.1 dl/g and 5 dl/g.
    • 1-丁烯聚合物组合物,其包含:a)5重量%至95重量%的无规立构1-丁烯基聚合物,具有以下特征: - 分子量Mw / Mn等于或低于4的分布; - 通过13 C-NMR测量的rr三单元组份在5%至50%之间; - 差示扫描量热仪(DSC)可检测不到融合焓; - 在135℃下在四氢萘(THN)中测得的特性粘度(Ⅳ)为0.85dl / g至5dl / g; 红外结晶度低于0.5%; b)5重量%至95重量%的具有以下特征的全同立构1-丁烯基聚合物: - 通过13 C-NMR测量的全同立构五单元组(mmmm),高于80% ; 熔点高于80℃; 和在135℃下四氢萘(THN)中测得的特性粘度(Ⅳ)为0.1dl / g至5dl / g。