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    • 3. 发明授权
    • Components and catalysts for the polymerization of olefins
    • 用于烯烃聚合的组分和催化剂
    • US06294497B1
    • 2001-09-25
    • US09094049
    • 1998-06-09
    • Giampiero MoriniGiulio BalbontinJohn ChadwickAntonio CristoforiEnrico Albizzati
    • Giampiero MoriniGiulio BalbontinJohn ChadwickAntonio CristoforiEnrico Albizzati
    • B01J3100
    • C08F10/00C08F4/6543C08F4/651C08F4/6465C08F4/6494
    • The present invention relates to a solid catalyst component for the polymerization of olefins CH2═CHR in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising a titanium compound, having at least a Ti-halogen bond and an electron donor compound supported on a Mg halide, in which said electron donor compound is selected from esters of malonic acids of formula (I): wherein R1 is H or a C1-C20 linear or branched alkyl, alkenyl, cycloalkyl, aryl, arylalkyl or alkylaryl group; R2 is a C1-C20 linear or branched alkyl, alkenyl, cycloalkyl, aryl, arylalkyl or alkylaryl group; R3 and R4 the same or different are C4-C20 linear or branched alkyl, alkylcycloalkyl, primary arylalkyl or primary alkylaryl. Said catalyst components when used in the polymerization of olefins, and in particular of propylene, are capable to give high yields and polymers having high insolubility in xylene.
    • 本发明涉及一种用于烯烃CH 2 = CHR的聚合的固体催化剂组分,其中R是氢或具有1-12个碳原子的烃基,其包含至少具有Ti-卤素键的钛化合物和电子给体 负载在卤化镁上的化合物,其中所述电子给体化合物选自式(I)的丙二酸的酯:其中R 1是H或C 1 -C 20直链或支链烷基,烯基,环烷基,芳基,芳基烷基或烷基芳基 ; R2是C1-C20直链或支链烷基,烯基,环烷基,芳基,芳基烷基或烷基芳基; R 3和R 4相同或不同的是C 4 -C 20直链或支链烷基,烷基环烷基,伯芳基烷基或伯烷基芳基。 当用于烯烃聚合,特别是丙烯时,所述催化剂组分能够产生高产率和在二甲苯中具有高不溶性的聚合物。
    • 4. 发明授权
    • Components and catalysts for the polymerization of olefins
    • 用于烯烃聚合的组分和催化剂
    • US06281301B1
    • 2001-08-28
    • US09094169
    • 1998-06-09
    • Giampiero MoriniGiulio BalbontinJohn ChadwickAntonio CristoforiEnrico Albizzati
    • Giampiero MoriniGiulio BalbontinJohn ChadwickAntonio CristoforiEnrico Albizzati
    • C08F200
    • C08F10/00C08F110/06C08F4/651C08F2500/15
    • The present invention relates to a solid catalyst component for the polymerization of olefins CH2═CHR in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising a titanium compound, having at least a Ti-halogen bond and an electron donor compound supported on a Mg halide, in which said electron donor compound is selected from esters of malonic acids of formula (I): wherein R1 is a C1-C20 linear or branched alkyl, C3-C20 alkenyl, C3-C20 cycloalkyl, C6-C20 aryl, arylalkyl or alkylaryl group; R2 is a C1-C20 linear alkyl, C3-C20 linear alkenyl, C6-C20 aryl, arylalkyl or alkylaryl group; R3 and R4 are independently selected from the group consisting of C1-C3 alky, cyclopropyl, with the proviso that when R1 is C1-C4 linear or branched alkyl or alkenyl, R2 is different from R1. Said catalyst components when used in the polymerization of olefins, and in particular of propylene, are capable to give high yields and polymers having high insolubility in xylene.
    • 本发明涉及一种用于烯烃CH 2 = CHR的聚合的固体催化剂组分,其中R是氢或具有1-12个碳原子的烃基,其包含至少具有Ti-卤素键的钛化合物和电子给体 负载在卤化镁上的化合物,其中所述电子给体化合物选自式(I)的丙二酸的酯:其中R1是C1-C20直链或支链烷基,C3-C20烯基,C3-C20环烷基,C6- C20芳基,芳基烷基或烷基芳基; R2是C1-C20直链烷基,C3-C20直链烯基,C6-C20芳基,芳基烷基或烷基芳基; R 3和R 4独立地选自C 1 -C 3烷基,环丙基,条件是当R 1为C 1 -C 4直链或支链烷基或烯基时,R 2不同于R 1。 当用于烯烃聚合,特别是丙烯时,所述催化剂组分能够产生高产率和在二甲苯中具有高不溶性的聚合物。