Abstract: Polypropylene having a melting temperature (Tm) of at least 151.0° C., a melt flow rate MFR2 (230° C.) of more than 2.0 g/10 min, a xylene cold soluble fraction (XCS) of not more than 1.5 wt.-%, <2,1> regiodefects of equal or more than 0.4 mol.-% determined by 13C-spectroscopy, and a number average molecular weight (Mn) of not more than 110 kg/mol.

Abstract: The present invention is directed to a new polypropylene composition, polypropylene fibres comprising said polypropylene composition, a spunbonded fabric comprising said polypropylene fibres and/or polypropylene composition, an article comprising said polypropylene fibres and/or said spunbonded fabric as well as to a process for the preparation of such spunbonded fabric and the use of such polypropylene composition for improving the stability of a fibre spinning line.

Abstract: The present invention is directed to a new composite material comprising melt blown fiber based on a propylene copolymer and a fibrous substrate material, a process for the preparation of such a composite material, articles made therefrom as well as to the use of the propylene copolymer for the preparation of such a composite material or article and the use of the propylene copolymer for reducing the hot air volume during a melt blowing process.

Abstract: A multi-layer biaxially oriented polymer film comprising a core layer (CL) and at least one sealing layer (SL), said sealing layer(s) (SL) comprise(s) a propylene copolymer composition (P) having a comonomer content in the range of 3.0 to 8.0 wt.-%, the comonomers are C5 to C12 ?-olefins, said propylene copolymer composition (P) comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12 ?-olefins.

Abstract: A multi-layer polymer film comprising a core layer and a sealing layer, said sealing layer comprises a propylene copolymer composition, said propylene copolymer composition—has a comonomer content in the range of 3.0 to 8.0 wt.-%, the comonomers are C5 to C12 ?-olefins, —comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein—said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and—said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12 ?-olefins.

Abstract: A multi-layer blown polymer film comprising a core layer (CL) and at least one sealing layer (SL), said sealing layer(s) (SL) comprise(s) a propylene copolymer composition (P) having a comonomer content in the range of 3.0 to 8.0 wt.-%, the comonomers are C5 to C12 ?-olefins, said propylene copolymer composition (P) comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12 ?-olefins.

Abstract: Melt-blown fiber comprising a terpolymer of propylene, ethylene and a C4 to C10 ?-olefin, wherein further said melt blown fiber and/or said terpolymer has/have a melt flow rate MFR25 (230° C.) of at least 300 g/10 min, the amount of propylene in said terpolymer is at least 90.0 wt.-%, the weight ratio of ethylene and a-olefin within said terpolymer is 1/100 to below 1/1, and the terpolymer has <2,1> regiodefects of below 0.4 mol.-%.

Abstract: Polypropylene composition comprising a polypropylene and an ?-nucleating agent, wherein the polypropylene composition has •a comonomer content of equal or below 1.0 wt.-%, •<2,1> erythro regiodefects of more than 0.1 mol.-%, and •at least 9.0 wt-% of a crystalline fraction crystallizing in the temperature range of above 160 to 170° C., wherein said fraction is determined by the stepwise isothermal segregation technique (SIST).

Abstract: Melt-blown fiber (MBF) comprising a propylene copolymer (PP), wherein the melt-blown fiber (MBF) and/or the propylene copolymer (PP) has/have (a) a melt flow rate MFR2 (230° C.) measured according to ISO 1133 of at least 300 g/10 min, (b) a comonomer content of 1.5 to 6.0 wt.-%, the comonomers are ethylene and/or at least one C4 to C12 ?-olefin, (c) <2,1> regiodefects of more than 0.4 mol.-% determined by 13C-NMR spectroscopy.

Abstract: Coated nonwoven fabric comprising a nonwoven fabric layer and a coating, said coating comprises a polymer having a branching index g? of equal or below 0.9.

Abstract: Melt-blown fiber having an average diameter of not more than 5.0 ?m, said fiber comprises at least 85 wt.-% of a propylene copolymer, wherein • said melt blown fiber and/or said propylene copolymer has/have a melt flow rate MFR2 (230° C.) measured according to ISO 1133 of at least 200 g/10 min, • said propylene copolymer has a comonomer content of 0.5 to 5.5 wt.-%, the comonomers are ethylene and/or at least one C4 to C20 ?-olefin selected from the group consisting of 1-butene, 1-pentene, 1-hexene, 1-heptene, and 1-octene, • the propylene copolymer has <2,1> regiodefects of not more than 0.4 mol.-% determined by 13C-spectroscopy, and • said melt blown fiber and/or said propylene copolymer fulfill(s) the equation (1). wherein Tm [° C.] is the melting temperature [given in ° C.

Abstract: Polypropylene having a melting temperature (Tm) of at least 151.0° C., a melt flow rate MFR2 (230° C.) of more than 2.0 g/10 min, a xylene cold soluble fraction (XCS) of not more than 1.5 wt.-%, <2,1> regiodefects of equal or more than 0.4 mol.-% determined by 13C-spectroscopy, and a number average molecular weight (Mn) of not more than 110 kg/mol.

Abstract: Polypropylene composition comprising a polypropylene having a melt flow rate MFR2 (230° C.) of at least 450 g/10 min and a molecular weight distribution (MWD) of not more than 3.5, a polypropylene having a melt flow rate MFR2 (230° C.) of equal or below 20 g/10 min, wherein the composition has a melt flow rate MFR2 (230° C.) of at least 200 g/10 min.

Abstract: Novel polyolefin compositions comprising (A) a first propylene-ethylene random copolymer and (B) a second propylene-ethylene random copolymer, wherein the polyolefin composition has an ethylene content CMAB of 1-10 wt % and an MFR(AB) of 3-20 g/10 min with the proviso that CMAB>CMA and MFR(A)/MFR(AB)>1.45 and where the polyolefin composition further has a randomness R of the ethylene distribution in the polymer chain of ?0.945. Articles made from the novel polyolefin compositions have excellent optical properties even after subjecting them to a heat sterilization step.

Abstract: The invention relates to a biaxially oriented electrical insulating film which contains a mixture from a polypropylene P1 and a polypropylene P2 which is different therefrom. The polypropylene P1 is a linear polypropylene and has an Mw/Mn>5 and a mesopentadene isotactic index of at least 95% and the polypropylene P2 has a long-chain branching.

Abstract: Novel polyolefin compositions comprising (A) a first propylene-ethylene random copolymer and (B) a second propylene-ethylene random copolymer, wherein the polyolefin composition has an ethylene content CMAB of 1-10 wt % and an MFR(AB) of 3-20 g/10 min with the proviso that CMAB>CMA and MFR(A)/MFR(AB)>1.45 and where the polyolefin composition further has a randomness R of the ethylene distribution in the polymer chain of 0.945. Articles made from the novel polyolefin compositions have excellent optical properties even after subjecting them to a heat sterilisation step.

Abstract: The invention relates to a biaxially oriented electrical insulating film which contains a mixture from a polypropylene P1 and a polypropylene P2 which is different therefrom. The polypropylene P1 is a linear polypropylene and has an Mw/Mn>5 and a mesopentadene isotactic index of at least 95% and the polypropylene P2 has a long-chain branching.