Abstract: New polypropylene composition which combines low sealing initiation temperature (SIT), low overall migration, good optical properties, like low haze and good retortability, its use and articles made therefrom.

Abstract: The present invention relates to a heterophasic propylene copolymer polymerized the presence of a single-site catalyst with a low tensile modulus, a process for preparing such a heterophasic propylene copolymer and articles made therefrom.

Abstract: Claimed are metallocene-complexes of formula (I) [formula (I?)] wherein M is Hf or Zr, L is a bridge comprising 1-2 C- or Si-atoms, The other variables are as defined in the claims.

Abstract: New polypropylene composition which combines low sealing initiation temperature (SIT), low overall migration, good optical properties, like low haze and good retortability, its use and articles made therefrom.

Abstract: A complex of formula (I): (I?) M is Hf; each X is a sigma ligand; L is a bridge of formula -(ER82)y—; y is 1 or 2; E is C or Si; each R8 is independently a C1-C20-hydrocarbyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl or L is an alkylene group such as methylene or ethylene; Ar and Ar? are each independently an aryl or heteroaryl group optionally substituted by 1 to 3 groups R1 or R1? respectively; R1 and R1? are each independently the same or can be different and are a linear or branched C1-C6-alkyl group, C7-20 arylalkyl, C7-20 alkylaryl group or C6-20 aryl group with the proviso that if there are four or more R1 and R1? groups present in total, one or more of R1 and R1? is other than tert butyl; R2 and R2? are the same or are different and are a CH2—R9 group, with R9 being H or linear or branched C1-C6-alkyl group, C3-8 cycloalkyl group, C6-10 aryl group; each R is a —CH2—, —CHRx- or C(Rx)2- group wherein Rx is C1-4 alkyl and where m is 2-6; R5 is a linear or branched C1-C6-a

Abstract: The present invention provides a heterophasic polypropylene composition with good response to nucleating agents, increased crystallisation temperature, good mechanical properties The present invention further relates to articles made thereof, and the use of the heterophasic polypropylene composition for specific applications and producing these.

Abstract: A heterophasic polypropylene copolymer having an MFR2 of 0.05 to 20 g/10 min (ISO 1133 at 230° C. with a loading of 2.16 kg) and a melting point (Tm) of 156 to 164° C. (measured by DSC according to ISO 11357) wherein the heterophasic polypropylene copolymer comprises at least the following components: (A) 55.0 to 95.0 wt % of a crystalline fraction (CF) having a comonomer content of 0 to 3.0 wt %; and (B) 5.0 to 45.0 wt % of a soluble fraction (SF) having a comonomer content of 12 to 45 wt %; wherein the intrinsic viscosity (IV) (in decalin at 135° C.) of the soluble fraction (SF) is 2.5 to 11 dl/g, and wherein the amount of crystalline fraction (CF) and the amount of soluble fraction (SF) are determined in 1,2,4-trichlorobenzene at 40° C.

Abstract: Claimed are metallocene-complexes of formula (I) [formula (I?)] wherein M is Hf or Zr, L is a bridge comprising 1-2 C- or Si-atoms, The other variables are as defined in the claims.

Abstract: A metallocene complex of formula (I): each X is a sigma-ligand; in the group R2Si— at least one R is methyl or ethyl, and the other R is selected from methyl, ethyl, n-propyl, isopropyl, n-butyl or isobutyl, pentyl, hexyl, cyclohexyl and phenyl; each R1 independently is the same or can be different and are a CH2—R7 group, with R7 being H or linear or branched C1-6-alkyl group, C3-8 cycloalkyl group, or C6-10 aryl group; each R2 is independently a —CH?, —CY?, —CH2—, —CHY— or —CY2— group, wherein Y is a C1-6 hydrocarbyl group and where n is 2-6; each R3 and R4 are independently the same or can be different and are hydrogen, a linear or branched C1-6-alkyl group, a C7-20 arylalkyl, C7-20 alkylaryl group, C6-20 aryl group, or an —OY group, wherein Y is a is a C1-6 hydrocarbyl group; R5 is a linear or branched C1-6-alkyl group, C7-20 arylalkyl, C7-20 alkylaryl group or C6-20-aryl group; and R6 is a C(R8)3 group, with R8 being a linear or branched C1-6 alkyl group; (A) wherein at least one R3 per phenyl group and a

Abstract: A complex of formula (I): (I?) M is Hf; each X is a sigma ligand; L is a bridge of formula -(ER82)y—; y is 1 or 2; E is C or Si; each R8 is independently a C1-C20-hydrocarbyl, tri(C1-C20-alkyl)silyl, C6-C20- aryl, C7-C20-arylalkyl or C7-C20-alkylaryl or L is an alkylene group such as methylene or ethylene; Ar and Ar? are each independently an aryl or heteroaryl group optionally substituted by 1 to 3 groups R1 or R1? respectively; R1 and R1? are each independently the same or can be different and are a linear or branched C1-C6-alkyl group, C7-20 arylalkyl, C7-20 alkylaryl group or C6-20 aryl group with the proviso that if there are four or more R1 and R1? groups present in total, one or more of R1 and R1? is other than tert butyl; R2 and R2? are the same or are different and are a CH2—R9 group, with R9 being H or linear or branched C1-C6-alkyl group, C3-8 cycloalkyl group, C6-10 aryl group; each R is a —CH2—, —CHRx- or C(Rx)2-group wherein Rx is C1-4 alkyl and where m is 2-6; R5 is a linear or branched C1-C6-a

Abstract: The present invention is directed to a heterophasic polypropylene composition having an improved balance of desirable properties, i.e. high stiffness, high toughness, and high transparency. The heterophasic polypropylene composition of the present invention comprises 60.0 to 95.0 wt % of a crystalline propylene homopolymer with a melting temperature Tm1 measured by differential scanning calorimetry of higher than 155° C., 5.0 to 20.0 wt % of an elastomeric ethylene-propylene rubber, and at least one polymeric nucleating agent, wherein the crystalline propylene homopolymer (H-PP) and the elastomeric ethylene-propylene rubber (EPR) have been produced in the presence of a single-site catalyst, wherein the heterophasic polypropylene composition is characterized by a soluble fraction determined in 1,2,4-trichlorobenzene at 40° C. in the range of 5.0 to 20.0 wt %, and wherein the soluble fraction has an ethylene in content in the range of 12.0 to 40.0 wt %.

Abstract: The present invention relates to a process for producing a copolymer of propylene, optionally ethylene, and at least one comonomer selected from alpha olefins having from 4 to 12 carbon atoms using a specific class of metallocene complexes in combination with a cocatalyst system comprising a boron containing cocatalyst and an aluminoxane cocatalyst, preferably in a multistage polymerization process including a gas phase polymerization step.

Abstract: The present application relates to a polypropylene (PP) composition comprising a) 50.0 to 95.0 wt.-%, based on the total weight of the polypropylene (PP) composition, of a polypropylene (PP) homopolymer being polymerized in the presence of a single-site catalyst and b) 5.0 to 50.0 wt.-%, based on the total weight of the polypropylene (PP) composition, of a mineral filler, to an article comprising the polypropylene (PP) composition as well as the use of the polypropylene (PP) composition for improving the thermo-mechanical properties.

Abstract: The present invention relates to a heterophasic propylene copolymer polymerized the presence of a single-site catalyst with a low tensile modulus, a process for preparing such a heterophasic propylene copolymer and articles made therefrom.