Basell Poliolefine Italia S.r.l.

Alessandro Mignogna

Giampiero Morini

Simona Guidotti

Dario Liguori

Reynald Chevalier

Joachim T M Pater

Ilya Nifant'ev

Martin Schneider

Igor Kashulin

Gianni Vitale

Fabrizio Piemontesi

Davide Balboni

Antonio Cristofori

Tiziano Dall'Occo

Marc Oliver Kristen

Diego Brita

Vladimir V Bagrov

Masaki Fushimi

Simona Esposito

Joachim Tm Pater

Jochem T M Pater

Sophia A Toloraya

A polypropylene composition made from or containing:

Heterophasic propylene copolymers

A solid catalyst component for the polymerization of olefins made from or containing a magnesium halide, a titanium compound having at least a Ti-halogen bond, a first electron donor compound selected from 1,3 diethers (DE), and a second electron donor compound selected from dicarbamates (DC), wherein the first and second electron donor compounds are present in a molar ratio DE:DC ranging from 4.5:1 to 20:1.

Catalyst components for the polymerization of olefins

A solid catalyst component for the polymerization of olefins made from or containing Mg, Ti and an electron donor of formula (I) where the Rand Rgroups, equal to or different from each other, are selected from C-Chydrocarbon groups, Rgroup is selected from C-Chydrocarbon groups, Rto Rgroups, independently, are selected from hydrogen or C-Chydrocarbon groups, optionally fused together to form one or more cycles, with the proviso that at least one of Rto Rgroups is a C-Calkyl group.

Catatlyst components for the polymerization of olefins

A solid catalyst component for the polymerization of olefins made from or containing Mg, Ti, Cl and at least an electron donor compound which is the reaction product obtained by bringing into contact a Mg compound and a Ti compound having at least a Ti-halogen bond with an electron donor selected from diphenol derivatives.

A solid catalyst component for the polymerization of olefins made from or containing Mg, Ti and an electron donor of formula (I) wherein Rand Rgroups, equal to or different from each other, are selected from C-Chydrocarbon groups, Rgroup is selected from C-Chydrocarbon groups, and Rto Rgroups, independently, are selected from hydrogen or C-Chydrocarbon groups which can be fused together to form one or more cycles. The catalyst system based on the solid catalyst component is endowed with high activity and stereospecificity.

A solid catalyst component which exhibits high activity and stereospecificity in the polymerization of olefins made from or containing Mg, Ti and an electron donor of formula (I) where R and Rare selected from the group consisting of C-Chydrocarbon groups, C-Caryl or alkylaryl groups hydrocarbon groups, optionally containing a heteroatom selected from the group consisting of halogens, P, S, N, and O; Rto Rgroups, equal to or different from each other, are hydrogen, halogen or C-Chydrocarbon groups which can be optionally fused together to form one or more cycles with the proviso that Rand Rcannot join together to form a phenyl ring.

A solid catalyst component for the polymerization of olefins, made from or containing Mg, Ti and an electron donor of formula (I) where independently, Z is a bridging group, the Rgroups, equal to or different from each other, are hydrogen or a C-Chydrocarbon radicals, m is a number satisfying the valences of Z and n is an integer ranging from 1 to 10, Rand Rare selected from C-Chydrocarbon groups, optionally containing a heteroatom selected from halogen, P, S, N, O; and Rgroup, is hydrogen or Rgroups.

A catalyst system comprising the product obtained by contacting (a) a solid catalyst component containing Mg, Ti, halogen and at least an electron donor compound selected from phenylene aromatic diesters of a specific formula

Catalyst system for the polymerization of olefins

The present disclosure relates to a solid catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of the formula (I): where each Q is a group &#x2014;COOR, in which Ris selected from C-Chydrocarbon groups, optionally containing a heteroatom selected from the group consisting of halogens, P, S, N and O; or a group &#x2014;CON(R), in which Rgroups, equal to or different from each other, are hydrogen or Rgroups which can be fused together to form one or more cycles, and A is a bivalent bridging group with the proviso that the Q groups cannot be simultaneously a group &#x2014;COORor &#x2014;CON(R).

A solid catalyst component for the polymerization of olefins made from or containing Mg, Ti, halogen and an electron donor of formula (I) or (II): When activated with an aluminum alkyl and optionally an external electron donor, the solid catalyst component can give high activity and stereospecificity in the polymerization of olefins.

A solid catalyst component for the polymerization of olefins made from or containing Mg, Ti, halogen and an electron donor of formula (I) or (II)  When activated with an aluminum alkyl and optionally an external electron donor, solid catalyst component can give high activity and stereospecificity in the polymerization of olefins.

The present disclosure relates to a catalyst component for the polymerization of olefins comprising Mg. Ti and an electron donor such as mercaptoester derivatives of the general formula (I). in which Z is selected from C, Si, O, N, S or P, with the proviso that the atoms O, S, P and N are not directly linked to either the carboxylic group or the sulfur atom of formula (I), the Rgroups, equal to or different from each other, are selected from hydrogen or a C-Chydrocarbon radicals, optionally containing a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, m is a number satisfying the valences of Z and n is an integer ranging from 1 to 10, X is O or S, Y is &#x2014;OR, &#x2014;NRR) or Rgroups in which Rand Rare selected from C-Chydrocarbon groups, optionally containing a heteroatom selected from halogen, P, S, N, O, and Si, R-Rgroups, independently, are hydrogen or Rgroups, and Rgroups have the same composition as Rgroups.

Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I) In which X and Y are selected from, R, and &#x2014;ORand &#x2014;NR, B is oxygen or sulphur S is sulphur, Ris selected from C-Chydrocarbon groups, optionally contain a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, R is hydrogen or Rand A is a bivalent bridging group with chain length between the two bridging bonds being 1-10 atoms.

A solid catalyst component for the polymerization of olefins comprising Mg, Ti, Cl and at least an electron donor compound which is the reaction product obtained by bringing into contact a Mg compound and a Ti compound having at least a Ti-halogen bond with an electron donor selected from specific diphenol derivatives.

Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I) Where Rand R, independently, are selected from hydrogen and C-Chydrocarbon groups, optionally contain an heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more closed cycles and A is a bivalent bridging group.

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Ferrara, Italy

Alessandro Mignogna