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    • 5. 发明授权
    • Borohydride metallocene complex of a lanthanide, catalytic system including said complex, polymerization method using same and ethylene/butadiene copolymer obtained using said method
    • 镧系元素的硼氢化物茂金属络合物,包括所述络合物的催化体系,使用其的聚合方法和使用所述方法获得的乙烯/丁二烯共聚物
    • US08071800B2
    • 2011-12-06
    • US12084808
    • 2006-10-31
    • Julien ThuilliezChristophe BoissonRoger Spitz
    • Julien ThuilliezChristophe BoissonRoger Spitz
    • C07F17/00C07F5/00C08F4/52C08F36/00B01J31/22
    • C08F210/02C07F17/00C08F10/00Y10S526/943C08F4/52C08F236/06
    • A borohydride metallocene complex of a lanthanide, its process of preparation, a catalytic system incorporating it, a process for the copolymerization of olefins employing this catalytic system and an ethylene/butadiene copolymer obtained by this process, the butadiene units of which comprise 1,2-cyclohexane or 1,2- and 1,4-cyclohexane links. This complex corresponds to one or other of the following formulae A and B: where, in the formula A, two ligand molecules Cp1 and Cp2, each composed of a fluorenyl group, are connected to the lanthanide Ln, such as Nd, and where, in the formula B, a ligand molecule, composed of two fluorenyl groups Cp1 and Cp2 which are connected to one another via a bridge P of formula MR1R2, where M is an element from group IVa, such as Si, and where R1 and R2, which are identical or different, represent an alkyl group comprising from 1 to 20 carbon atoms, is connected to the lanthanide Ln, where L represents an alkali metal, such as Li, where N represents a molecule of a complexing solvent, such as THF, where x is an integral or non-integral number greater than 0 and where p is an integer equal to or greater than 1.
    • 镧系元素的硼氢化物茂金属络合物,其制备方法,其结合的催化体系,使用该催化体系的烯烃共聚方法和通过该方法获得的乙烯/丁二烯共聚物,其丁二烯单元包含1,2 环己烷或1,2-和1,4-环己烷连接。 该络合物对应于下式A和B中的一种或其中之一:其中,在式A中,由芴基组成的两个配体分子Cp1和Cp2连接到镧系元素Ln如Nd, 在式B中,配体分子由两个芴基Cp1和Cp2组成,它们通过式MR1R2的桥P相互连接,其中M是Ⅳa族元素,如Si,其中R1和R2, 其相同或不同,表示含有1至20个碳原子的烷基,连接到镧系元素Ln,其中L表示碱金属,例如Li,其中N表示络合溶剂如THF的分子, 其中x是大于0的整数或非整数,其中p是等于或大于1的整数。
    • 6. 发明授权
    • Borohydride metallocene complex of a lanthanide, catalytic system including said complex, polymerization method using same and ethylene/butadiene copolymer obtained using said method
    • 镧系元素的硼氢化物茂金属络合物,包括所述络合物的催化体系,使用其的聚合方法和使用所述方法获得的乙烯/丁二烯共聚物
    • US08071700B2
    • 2011-12-06
    • US12084809
    • 2006-10-31
    • Julien ThuilliezChristophe BoissonRoger Spitz
    • Julien ThuilliezChristophe BoissonRoger Spitz
    • C07F17/00C07F5/00C08F36/00C08F4/52B01J31/22
    • C08F210/02C07F17/00C08F10/00Y10S526/943C08F4/52C08F236/06
    • A borohydride metallocene complex of a lanthanide, its process of preparation, a catalytic system incorporating a borohydride metallocene complex and a process for the copolymerization of olefins employing this catalytic system. Such a complex corresponds to one or other of the following formulae A and B: where, in the formula A, two ligands Cp1 and Cp2, each composed of a cyclopentadienyl group, are connected to the lanthanide Ln, such as Nd, and where, in the formula B, a ligand molecule, composed of two cyclopentadienyl groups Cp1 and Cp2 which are connected to one another via a bridge P of formula MR1R2, where M is an element from group IVa, such as Si, and where R1 and R2, which are identical or different, represent an alkyl group comprising from 1 to 20 carbon atoms, is connected to the lanthanide Ln, where L represents an alkali metal, such as Li, where N represents a molecule of a complexing solvent, such as THF, where x is an integral or non-integral number greater than 0, where p is an integer equal to or greater than 1 and where y is an integer which is equal to or greater than 0.
    • 镧系元素的硼氢化物茂金属络合物,其制备方法,掺入硼氢化物茂金属络合物的催化体系和使用该催化体系的烯烃共聚方法。 这样的复合物对应于下式A和B中的一种或其中之一:其中,在式A中,每个由环戊二烯基组成的两个配体Cp1和Cp2连接到镧系元素Ln如Nd, 在式B中,配体分子由两个环戊二烯基Cp1和Cp2组成,它们通过式MR1R2的桥P相互连接,其中M是Ⅳa族元素,如Si,其中R1和R2, 其相同或不同,表示含有1至20个碳原子的烷基,连接到镧系元素Ln,其中L表示碱金属,例如Li,其中N表示络合溶剂如THF的分子, 其中x是大于0的整数或非整数,其中p是等于或大于1的整数,其中y是等于或大于0的整数。
    • 8. 发明申请
    • Ethylene/butadiene copolymers, catalytic system and process for the synthesis thereof
    • 乙烯/丁二烯共聚物,催化体系及其合成方法
    • US20050239639A1
    • 2005-10-27
    • US11106619
    • 2005-04-15
    • Vincent MonteilRoger SpitzChristophe Boisson
    • Vincent MonteilRoger SpitzChristophe Boisson
    • C08F210/12C08F10/00C08F210/02C08F236/06B01J31/00C08F4/44
    • C08F10/00C08F210/02C08F236/06C08F4/52C08F232/00C08F2500/01
    • Disclosed are ethylene and butadiene copolymers and a catalytic system usable for the synthesis of these copolymers. The copolymers have a molar content of units resulting from butadiene of ≧8%, said units comprising trans-1,2 cyclohexane linkages, and a number-average molecular mass Mn of ≧40,000 g/mol. The catalytic system includes: (i) an organometallic complex represented by one of the following formulae A or B: where Ln represents a lanthanide and X a halogen, where, in the formula A, two ligand molecules Cp1 and Cp2 each consisting of a fluorenyl group, are attached to Ln, where, in the formula B, a ligand molecule consisting of two fluorenyl groups Cp1 and Cp2, joined together by a bridge P of formula MR2, where M is an element of column IVa and R is an alkyl with 1 to 20 carbon atoms, is attached to Ln, and (ii) a co-catalyst selected from an alkylmagnesium, an alkyllithium, an alkylaluminium, a Grignard reagent, or a mixture of these constituents. The (co-catalyst/organometallic complex) molar ratio falls within a range of from 1 to 8.
    • 公开了乙烯和丁二烯共聚物和可用于合成这些共聚物的催化体系。 共聚物具有由丁二烯> 8%产生的单元的摩尔含量,所述单元包含反式-1,2-环己烷键,且数均分子量Mn> 40,000g / mol。 催化体系包括:(i)由下式A或B之一表示的有机金属络合物:其中Ln表示镧系元素,X为卤素,其中在式A中,两个配体分子Cp 1 和由芴基组成的Cp 2 2连接到Ln,其中在式B中,由两个芴基Cp 1和Cp 2组成的配体分子, 其中M是式IVa的元素,其中M是第IVa列的元素,R是具有1至20个碳原子的烷基,连接到Ln的桥P上 ,和(ii)选自烷基镁,烷基锂,烷基铝,格氏试剂或这些组分的混合物的助催化剂。 (助催化剂/有机金属络合物)摩尔比在1〜8的范围内。