Abstract: A solid catalyst component for the polymerization of olefins CH2?CHR, wherein R is hydrogen or a hydrocarbon radical with 1-12 carbon atoms, made from or containing Mg, Ti, Bi, a halogen and an electron donor.

Abstract: A polypropylene composition made from or containing a polymer made from or containing: (i) component (1) made from or containing a propylene homopolymer having MFR of 100 to 300 (at a temperature of 230° C. under a load of 2.16 k(g) and containing more than 97.5% by weight of xylene insolubles (XI), wherein XI has a Mw/Mn of 4 to 10; (ii) component (2) made from or containing an ethylene/propylene copolymer containing 15 to 50% by weight of an ethylene-derived unit; wherein 1) relative proportions of component (1) and component (2) are, respectively, not less than 50 parts by weight but less than 70 pbw and more than 30 pbw but not more than 50 pbw, 2) intrinsic viscosity of xylene solubles (XSIV) of the polymer is in the range of 1.5 to 4.0 dl/g, 3) MFR of the polymer is in the range of 20 to 100 g/10 min.

Abstract: A process for preparing fibers made from or containing propylene homopolymer having: a melting point ranging from 150° C. to 164° C.; a fraction soluble in xylene at 25° C. between 6.0 wt % and 2.0 wt %; a fraction soluble in acetone 25° C. between 0.5 wt % and 2.0 wt %; a ratio fraction soluble in xylene at 25° C./fraction soluble in acetone 25° C. between 0.30 and 0.60; a polydispersity index ranging from 2.8 to 4.5; and a melt flow rate (ISO 1133, 230° C./2.16 kg) between 2 to 40 g/10 min.

Abstract: A propylene ethylene copolymer having: (i) an ethylene derived units content (C2) ranging from 2.0 wt % to 11.0 wt %, based upon the total weight of the copolymer; (ii)) a fraction soluble in xylene (Xs) at 25° C. (Xs) ranging from 7.1 wt % to 28.5 wt %, based upon the total weight of the copolymer; (iii) an intrinsic viscosity of the fraction soluble in xylene at 25° C. ranging from 3.2 dl/g to 5.6 dl/g; (iv) a melting point (Tm) higher than 140.0° C. and fulfilling the relation (I): Tm>155?1.4×C2??(I); and (v) a flexural modulus (TM) higher than 500 MPa and fulfilling the relation (II) TM>1900?285×C2+50×Xs??(II).

Abstract: 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.

Abstract: A polypropylene composition made from or containing: A) from 60 to 90 wt %, based upon the total weight of the polypropylene composition, of a fraction insoluble in xylene at 25° C., is made from or containing more than 80% wt of propylene units, and B) from 10 to 40 wt %, based upon the total weight of the polypropylene composition, of a fraction soluble in xylene at 25° C. is made from or containing a copolymer of propylene and ethylene having an average content of ethylene derived units from 30.0 wt % to 55.0 wt %, wherein the fraction when subjected to GPC fractionation and continuous IR analysis for determining the ethylene content of the eluted fractions (GPC-IR analysis), shows that the content of ethylene increases along with the Mw for fractions having Mw higher than the average.

Abstract: A skin-core fiber having a skin of a propylene ethylene copolymer having: i) xylene soluble fraction from 14 wt % to 27 wt %; ii) intrinsic viscosity of the fraction soluble in xylene at 25° C. from 1.0 to 2.4 dl/g; iii) melt flow rate, MFR, from 12 g/10 min to 60 g/10 min; iv) an ethylene derived units content from 5.0 wt % to 12.0 wt %; v) the ethylene derived units content of the fraction insoluble in xylene from 2.5 wt % to 6.0 wt %; vi) the ethylene derived units content of the fraction soluble in xylene ranging from 15.2. wt % to 30.2 wt %; vii) C13 NMR sequences PEP on the fraction insoluble in xylene from 3.5 mol % to 5.5 mol %; and viii) C13 NMR sequences PEP on the fraction soluble in xylene from 11.0 mol % to 14.2 mol %; and a core of a polyethylene having a density between 0.940 g/cm3 to 0.975 g/cm3.

Abstract: 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.

Abstract: A heat-shrinkable label made from or containing a terpolymer film containing propylene, ethylene and 1-hexene, wherein the terpolymer has: (i) a content of ethylene derived units ranging from 0.5 wt % to 5.0 wt %, (ii) a content of 1-hexene derived units ranging from 1.0 wt % to 6.0 wt %, (iii) a melt flow rate (MFR) (ISO 1133 230° C., 2.16 kg) ranging from 0.5 to 20 g/10 min, and (iv) a polydispersity index (P.I.) ranging from 2.0 to 7.0.

Abstract: A propylene polymer composition made from or containing: a) from 15 wt % to 35 wt % of a propylene 1-hexene copolymer containing from 6.2 to 8.5% by weight, of 1-hexene derived units and having a Melt Flow Rate from 3.5 to 8.5 g/10 min; b) from 15 wt % to 35 wt % of a propylene 1-hexene copolymer containing from 10.4 wt % to 14.5 wt %, of 1-hexene derived units and having a Melt Flow Rate from 3.5 to 8.5 g/10 min; and c) from 38 wt % to 68 wt % of a propylene ethylene copolymer containing from 3.4 wt % to 5.7 wt % of ethylene derived units and having a Melt Flow Rate from 3.5 to 12.0 g/10 min, wherein the sum of the amount of a), b) and c) being 100.

Abstract: A fiber of a propylene ethylene copolymer having: i) xylene soluble fraction at 25° C. ranging from 14 wt % to 27 wt %; ii) intrinsic viscosity of the fraction soluble in xylene at 25° C. ranging from 1.0 to 2.4 dl/g; iii) melt flow rate, MFR, ranging from 12 g/10 min to 60 g/10 min; iv) an ethylene derived units content ranging from 5.0 wt % to 12.0 wt %; v) the ethylene derived units content of the fraction insoluble in xylene at 25° C. ranging from 2.5 wt % to 6.0 wt %; vi) the ethylene derived units content of the fraction soluble in xylene at 25° C. ranging from 15.2. wt % to 30.2 wt % vii) C13 NMR sequences PEP measured on the fraction insoluble in xylene at 25° C. ranging from 3.5 mol % to 5.5 mol %; and viii) the C13 NMR sequences PEP measured on the fraction soluble in xylene at 25° C. ranging from 11.0 mol % to 14.2 mol %.

Abstract: Process for the preparation of heterophasic propylene copolymer compositions (RAHECO) made from or containing a random propylene copolymer (RACO) and an elastomeric propylene copolymer (BIPO), the process being carried out in a reactor having two interconnected polymerization zones, a riser and a downcomer, wherein growing polymer particles: (a) flow through the first polymerization zone, the riser, under fast fluidization conditions in the presence of propylene and of ethylene or an alpha-olefin having from 4 to 10 carbon atoms, thereby obtaining the random propylene copolymer (RACO); (b) leave the riser and enter the second polymerization zone, the downcomer, through which the growing polymer particles flow downward in a densified form in the presence of propylene and of ethylene or an alpha-olefin having from 4 to 10 carbon atoms, wherein the concentration of ethylene or of the alpha-olefin in the downcomer is higher than in the riser, thereby obtaining the elastomeric propylene copolymer (BIPO); and (c)

Abstract: Methods of depolymerizing polyolefin-based material into useful petrochemical products using metal oxides and heat are described. The metal oxides improve the depolymerization reaction by decreasing the onset temperature for the depolymerization, which results in a higher depolymerization rate and a shorter residence time in the depolymerization unit, allowing for a predictable depolymerization reaction, and decreasing the branching or aromatic formations in the product.

Abstract: A multilayer film made from or containing a core layer made from or containing a polypropylene composition made from or containing: A) from 90 wt % to 50 wt %; of a propylene homopolymer; and B) from 10 wt % to 50 wt %; of a propylene ethylene copolymer having: i) xylene soluble fraction at 25° C. ranging from 14 wt % to 27 wt %; ii) intrinsic viscosity of the fraction soluble in xylene at 25° C. ranging from 1.0 to 2.4 dl/g; iii) melt flow rate ranging from 1.0 g/10 min to 4.0 g/10 min; iv) an ethylene content ranging from 5.0 wt % to 12.0 wt %; v) the ethylene derived units content on the fraction insoluble in xylene at 25° C. ranging from 2.5 wt % to 6.0 wt %; vi) the ethylene derived units content on the fraction soluble in xylene at 25° C. ranging from 15.2. wt % to 30.2 wt %, the sum of A) and B) being 100 wt %.

Abstract: Catalytic compositions for depolymerizing polyolefin-based waste material into useful petrochemical products and methods of use are described. The compositions are a composite of at least one zeolite catalyst with one or more co-catalyst(s) that is a solid inorganic material. These composite catalysts, along with heat, are used to both increase the depolymerization reaction rate of the feed streams and suppress poisoning effects of non-polyolefin polymers that may be present. This results in a shorter residence time in the depolymerization unit and more efficient process.

Abstract: A method for the production of metal-plated articles, including the step of depositing an electrically-conductive metallic layer on a surface of an article comprising a polymer composition comprising by weight: a) 40-60% of a propylene homopolymer, or propylene copolymer containing up to 5% by weight of ethylene and/or another C4-C10 ?-olefin, and having a melting temperature of 155° C. or higher and/or a fraction soluble in xylene at 25° C. of 10% by weight or less; b) 10-20% of an ethylene-based elastoplastic copolymer, optionally, a copolymer of ethylene with C4-C10 ?-olefin; c) 2-6% of a styrene block copolymer; d) optionally, up to 3% of a propylene homopolymer having a Melt Flow Rate (230° C./2.16 kg) of 500 g/10 min. or more; e) 15-50% of a filler; and f) optionally, up to 6% of a color pigment.

Abstract: A polypropylene composition made from or containing: (i) component (1) made from or containing a propylene/ethylene copolymer containing more than 1.5% by weight and not more than 4% by weight of an ethylene-derived unit; (ii) component (2) made from or containing an ethylene/propylene copolymer containing 65 to 87% by weight of an ethylene-derived unit; and (iii) 0.01 to 0.5 parts by weight of a crystal nucleating agent, based on a total of 100 parts by weight of component (1) and component (2); wherein the polypropylene composition has 1) weight ratio of component (1) to component (2) is in the range of 80:20 to 90:10, 2) intrinsic viscosity of xylene solubles (XSIV) in the range of 0.8 to 1.4 dl/g, 3) MFR (at 230° C. under a load of 2.16 kg) in the range of 5 to 15 g/10 min., 4) viscosity ratio in the range of 0.40 to 0.80 where Viscosity ? ? ratio = XSIV Intrinsic ? ? viscosity ? ? of ? ? component ? ? ( 1 ) .

Abstract: A polyolefin composition made from or containing: T1) 50-90 wt % of a recycled polyolefin mixture and T2) 10-50 wt % of a polyolefin component, containing A) 5-35% by weight of a propylene homopolymer or a propylene ethylene copolymer; B) 20-50% by weight of an ethylene homopolymer; and C) 30-60% by weight of a terpolymer of ethylene, propylene, and 1-butene made from or containing 45 to 65 percent by weight of ethylene units and from 15 to 38 percent by weight of 1-butene units.

Abstract: A process for the preparation of a propylene polymer containing a coloring agent, including the steps of: (i) forming a solid mixture (a-b)of (a) a ZN catalyst component made from or containing Mg, Ti, halogen and an internal electron donor compound, and (b) a coloring agent made from or containing at least a pigment; wherein the mixture being in a weight ratio (b):(a) ranging from 0.01:1 to 0.4:1; and (ii) feeding the mixture (a-b) to a polymerization reactor and operating the reactor under polymerization conditions to produce the propylene polymer. wherein the process having the b:a weight ratio and a time in days elapsed between mixture formation and use in polymerization fall below the curve defined by the equation y=3+0.832x?1,17 wherein y is the time in days elapsed between mixture formation and use in polymerization and x is the (b):(a) weight ratio.

Abstract: A polyolefin composition made from or containing: T1) 50-90 wt % of a recycled polyolefin mixture; and T2) 10-50 wt % of a polyolefin component containing: A) 5-35% by weight of a propylene homopolymer or a propylene ethylene copolymer; B) 20-50% by weight of a copolymer of ethylene and a C3-C8 alpha-olefin made from or containing 0.1-20% by weight of alpha-olefin units; and C) 30-60% by weight of a copolymer of ethylene and propylene made from or containing 25-75% by weight of ethylene units.