Patent application number | Description | Published |
20100160154 | Magnesium Chloroakolate-Based Catalyst Precursors - Catalyst precursors comprising Mg, Cl, Ti, and OR groups that are in molar ratios defined by the formula MgCl | 06-24-2010 |
20100240846 | Catalyst component for the polymerization of olefins based on 1,3-diethers - Catalyst components for the polymerization of olefins comprising Mg, Ti, halogen and 1,3-diethers as internal donors having an improved balance of properties in terms of activity and morphological stability are obtained by a process comprising: (A) A first step comprising reacting an adduct of formula MgCl | 09-23-2010 |
20110152480 | Catalysts for Polymerizing Olefins and Method Thereof - A solid catalyst component for polymerizing at least one olefin comprising Mg, Ti, at least one halogen, and at least one electron donor selected from arylsulfonates and arylsulfonyl derivatives of a specified formula | 06-23-2011 |
20120083576 | Process for the Preparation of Impact Resistant Propylene Polymer Compositions - A process for the preparation of propylene polymer compositions carried out in the presence of a catalyst system comprising (a) a solid catalyst component having average particle size ranging from 15 to 80 μm comprising a magnesium halide, a titanium compound having at least a Ti-halogen bond and at least two electron donor compounds one of which being present in an amount from 50 to 90% by mol with respect to the total amount of donors and selected from succinates and the other being selected from 1,3 diethers, (b) an aluminum alkyl and optionally (c) an external electron donor compound, and comprising the following steps:
| 04-05-2012 |
20120259078 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS AND CATALYSTS THEREFROM OBTAINED - Catalyst component comprising Mg, Ti, and halogen atoms, and is characterized in that (a) the Ti atoms are present in an amount higher than 4% based on the total weight of the said catalyst component, (b) the amount of Mg and Ti atoms is such that the Mg/Ti molar ratio is higher than 2 and (c) by a X-ray diffraction spectrum, in which, in the range of 2θ diffraction angles between 47° and 52°, at least two diffraction lines are present at diffraction angles 2θ of 48.3±0.2°, and 50.0±0.2°, the most intense diffraction lines being the one at 2θ of 50.0±0.2°, the intensity of the other diffraction line being equal to or lower than the intensity of the most intense diffraction line. | 10-11-2012 |
20120283402 | Magnesium dichloride-water adducts and catalyst components obtained therefrom - Solid adducts comprising MgCl | 11-08-2012 |
20120329963 | Catalyst Components for the Polymerization of Olefins - The present invention relates to catalysts component for the polymerization of ethylene and its mixtures with olefins CH | 12-27-2012 |
20130197172 | MAGNESIUM DICHLORIDE-ALCOHOL ADDUCTS AND CATALYST COMPONENTS OBTAINED THEREFROM - Adducts comprising a MgCl | 08-01-2013 |
20130211011 | AUTOMOTIVE INTERIOR ELEMENT - Automotive interior element comprising a polypropylene composition comprising (percent by weight): A) from 60% to 90% of a propylene homopolymer having: i) a polydispersity Index (P.I.) value of from 3.5 to 10.0; ii) a fraction insoluble in xylene at 25° C., higher than 90%; and iii) a MFR L (Melt Flow Rate according to ISO 1133, condition L, i.e. 230° C. and 2.16 kg load) from 50 to 200 g/10 min; B) from 10% to 40%; of a copolymer of propylene with from 30% to 60% of ethylene derived units; the composition having an intrinsic viscosity of the fraction soluble in xylene at 25° C. comprised between 2.5 and 4.0 dl/g; a MFR L (Melt Flow Rate according to ISO 1133, condition L, i.e. 230° C. and 2.16 kg load) from 15 to 100 g/10 min and all the three values of carbon emission measured according to VDA 227 (C-emission) are lower than 30.0 μgC/g; wherein the values of carbon emission are measured in the ex reactor propylene composition. | 08-15-2013 |
20130274428 | MAGNESIUM DICHLORIDE-ETHANOL ADDUCTS AND CATALYST COMPONENTS OBTAINED THEREFROM - A solid adduct comprising magnesium chloride and ethanol in which the moles of ethanol per mole of magnesium chloride range from 2 to 5 and in which the ratio between the average pore radius measured in Angstrom of said adduct, determined by mercury porosity, and the moles of ethanol, is higher than 500. | 10-17-2013 |
20140046011 | MAGNESIUM DICHLORIDE-ALCOHOL ADDUCTS AND CATALYST COMPONENTS OBTAINED THEREFROM - Process for the preparation of solid particles of a magnesium-chloride alcohol adduct comprising (a) forming an emulsion between a MgCl | 02-13-2014 |
20140121340 | POLYPROPYLENE FILMS AND SHEETS - Films or sheets of polypropylene, particularly biaxially oriented polypropylene (BOPP) films, exhibiting excellent physical and mechanical properties combined with good processing characteristics can be prepared from propylene polymers prepared in the presence of Ziegler-Natta catalysts comprising a succinate and a diether compound. | 05-01-2014 |
20140171604 | MAGNESIUM DICHLORIDE-ETHANOL ADDUCTS AND CATALYST COMPONENTS OBTAINED THEREFROM - Solid adducts comprising MgCl | 06-19-2014 |
20140235802 | PROCESS FOR THE PREPARATION OF HIGH PURITY PROPYLENE POLYMERS - A process for the preparation of high purity propylene polymers carried out in the presence of a catalyst comprising the product obtained by contacting:
| 08-21-2014 |
20140316069 | PROCESS FOR THE PREPARATION OF HETEROPHASIC PROPYLENE POLYMER COMPOSITIONS - A process for the preparation of propylene polymer compositions comprising from 50 to 90% by weight of a propylene (co)polymer fraction insoluble in xylene at 25° C., and from 10 to 50% by weight of an ethylene copolymer fraction soluble in xylene at 25° C., said process comprising:
| 10-23-2014 |