Basell Poliolefine Italia s.r.l. Patent applications |
Patent application number | Title | Published |
20160137824 | POLYPROPYLENE COMPOSITIONS CONTAINING GLASS FIBER FILLERS - Composition comprising (A) from 30 to 60 by weight, of a soft polyolefin composition comprising, 10-50% by weight of a copolymer (a) of propylene, which copolymer contains from 1 to 8% of comonomer content; 50-90wt % of a copolymer (b) of ethylene and other alpha-olefin(s), containing from 57 to 80% of ethylene;
| 05-19-2016 |
20160137759 | PRE-POLYMERIZED CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - The present technology relates to a pre-polymerized catalyst component for the polymerization of olefins, characterized by a non-stereospecific solid catalyst component comprising Ti, Mg and a halogen and an amount of a (co)polymer of an alpha-olefin CH | 05-19-2016 |
20160121580 | BUTENE-1 COPOLYMER TIE LAYER IN MULTILAYER FILM STRUCTURES HAVING A LOW SEAL TEMPERATURE AND IMPROVED HOT TACK - Multilayer film (BOPP) structure comprising at least:
| 05-05-2016 |
20160083561 | NUCLEATED PROPYLENE-BASED POLYOLEFIN COMPOSITIONS - A polyolefin composition, particularly fit for the production of extrusion blow molded articles, comprising (a) a propylene-ethylene copolymer having a content of units deriving from ethylene of 4.0% by weight or higher, and (b) a nucleating agent and having a crystallization temperature (Tc) higher than 117° C. can be obtained by copolymerizing propylene and ethylene in the presence of a catalyst system obtained by contacting a solid catalyst component 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 40 to 90% by mol with respect to the total amount of donors and selected from succinates and the other selected from 1,3 diethers, an aluminum hydrocarbyl compound, and optionally an external electron donor compound. | 03-24-2016 |
20150376303 | PROCESS FOR THE PREPARATION OF ETHYLENE POLYMERS - A process for the preparation of ethylene polymers comprising polymerizing ethylene, optionally with one or more α-olefin comonomers, in the presence of: | 12-31-2015 |
20150307700 | POLYOLEFIN COMPOSITION - A polyolefin composition comprising:
| 10-29-2015 |
20150267087 | POLYOLEFIN-BASED COMPOSITIONS, ADHESIVES, AND RELATED MULTI-LAYERED STRUCTURES PREPARED THEREFROM - The present disclosure provides a polyolefin-based composition suitable for use as adhesives and/or tie-layer adhesive compositions as well as a multi-layered structure made from and/or containing the polyolefin-based composition. The polyolefin-based composition is made from and/or contains (a) a grafted polyolefin composition, (b) a first polymer composition, (c) a polypropylene-containing blend composition, and (d) optionally, an additives composition having one or more additives. | 09-24-2015 |
20150266981 | MAGNESIUM DICHLORIDE-ETHANOL ADDUCTS AND CATALYST COMPONENT OBTAINED THEREFROM - Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I) | 09-24-2015 |
20150259443 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS AND CATALYSTS THEREFROM OBTAINED - Catalyst components component for the (co)polymerization of olefins CH | 09-17-2015 |
20150232588 | PROCESS FOR THE GAS-PHASE POLYMERIZATION OF OLEFINS - A process and apparatus for producing olefin polymers are disclosed, comprising: | 08-20-2015 |
20150141595 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - Process for the polymerization of butene-1 carried out in the presence of a catalyst comprising
| 05-21-2015 |
20150133289 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) | 05-14-2015 |
20150087770 | PROPYLENE BASED TERPOLYMERS - A propylene, ethylene, 1-butene terpolymer containing from 0.5 wt % to 2.2 wt % of ethylene derived units and from 6.0 wt % to 20.0 wt % of 1 butene derived units;
| 03-26-2015 |
20150051351 | PROPYLENE POLYMER COMPOSITIONS - Propylene polymer compositions comprising:
| 02-19-2015 |
20150045514 | PROPYLENE POLYMER COMPOSITIONS - Propylene polymer compositions comprising: | 02-12-2015 |
20150025211 | CATALYST SYSTEM FOR THE POLYMERIZATION OF OLEFINS - 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
| 01-22-2015 |
20140336334 | POLYOLEFIN COMPOSITIONS - A polyolefin compositions comprising:
| 11-13-2014 |
20140332109 | Propylene-Based Terpolymers for Pipes - A terpolymer containing propylene, ethylene and 1-hexene wherein:
| 11-13-2014 |
20140316083 | PRE-POLYMERIZED CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - A pre-polymerized catalyst component for the polymerization of olefins endowed with high activity and morphological stability comprises a non-stereospecific solid catalyst component containing Ti, Mg and a halogen, and an amount of an ethylene/alpha-olefin block (co)polymer ranging from 0.1 up to 5 g per g of said solid catalyst component, said prepolymerized catalyst component being characterized by a mercury porosity, due to pores having radius up to 1 μm, ranging from 0.15 to 0.5 cm | 10-23-2014 |
20140316048 | POLYMER COMPOSITION FOR BUMPERS AND INTERIORS AND POLYETHYLENE-BASED RESIN PRECURSOR - Polyolefin compositions suitable for injection molded items e.g. for impact bumpers and car interiors comprising from 30% to 90% by weight of an heterophasic propylene polymer composition (A); and from 10% to 70% by weight of a multimodal ethylene/butene-1 copolymer (B); having density from 0.850 to 0.935 g/cm | 10-23-2014 |
20140243489 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) | 08-28-2014 |
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 |
20140212608 | PROPYLENE-BASED TERPOLYMERS FOR FILMS - A terpolymer containing propylene, ethylene and an alpha olefins of formula CH2═CHZ wherein Z is an hydrocarbon group having from 2 to 10 carbon atoms wherein:
| 07-31-2014 |
20140171610 | POLYOLEFIN STRAP COMPRISING A RANDOM COPOLYMER OF PROPYLENE WITH 1-HEXENE - A strap comprising a propylene and 1-hexene copolymer containing from 0.3 wt % to less than 5 wt % of 1-hexene derived units said copolymer having a melt flow rate (MFR) determined according to ISO method 1133 (230° C., 2.16 kg ranging from 0.3 to less than 11 g/10 min. | 06-19-2014 |
20140171604 | MAGNESIUM DICHLORIDE-ETHANOL ADDUCTS AND CATALYST COMPONENTS OBTAINED THEREFROM - Solid adducts comprising MgCl | 06-19-2014 |
20140158244 | PIPE LINING WITH HETEROPHASIC POLYOLEFIN COMPOSITIONS AND THERMOSETTING RESIN - Liner for CIPP rehabilitation comprising a layer of thermoplastic polymer material, a resin absorbent layer, thermosetting hot curing-resin impregnating the absorbent layer; wherein said thermoplastic is a heterophasic polyolefin composition (I) having flexural modulus equal to or lower than 200 MPa, and comprising a crystalline propylene homopolymer (a); and a copolymer or a composition of copolymers of ethylene with other alpha-olefins (b) containing from 15% by weight to less than 40% by weight of ethylene. | 06-12-2014 |
20140155554 | POLYPROPYLENE COMPOSITION - A polyolefin composition comprising (percent by weight):
| 06-05-2014 |
20140148564 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS AND CATALYSTS THEREFROM OBTAINED - Catalyst components for the polymerization of olefins CH2=CHR wherein R is hydrogen or a hydrocarbon radical having 1-12 carbon atoms, comprising Mg, Ti, Cl and a diol or a derivative thereof. A process for the use of catalyst components for the polymerization of olefins CH2=CHR wherein R is hydrogen or a hydrocarbon radical having 1-12 carbon atoms, comprising Mg, Ti, Cl and a diol or a derivative thereof. | 05-29-2014 |
20140134911 | RANDOM COPOLYMER OF PROPYLENE WITH 1-HEXENE - A propylene and 1-hexene copolymer containing from 0.5 wt % to less than 5 wt % of 1-hexene derived units said copolymer having:
| 05-15-2014 |
20140094576 | PRE-POLYMERIZED CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - A pre-polymerized catalyst component for the polymerization of olefins CH | 04-03-2014 |
20140087186 | SOFT POLYOLEFIN COMPOSITIONS AND HIGHLY FILLED COMPOUNDS THEREOF - Flexible polyolefin compositions with improved balance of properties particularly for applications where softness and ductility at low temperature is requested comprising:
| 03-27-2014 |
20140080953 | HIGHLY FILLED SOFT POLYOLEFIN COMPOSITIONS - Flexible highly filled polyolefin compositions with improved balance of properties particularly for applications where softness and ductility at low temperature is requested comprising a soft heterophasic polyolefin composition the fraction soluble in xylene at 25° C. of said polyolefin composition having IVgpc lower than 2.5 dl/g. Mw/Mn (GPC) equal to or higher than 4. Mz/Mw (GPC) equal to or higher than 2.5. Said polyolefin composition further comprising an inorganic filler (II) selected from flame-retardant inorganic fillers and inorganic oxides or salts and a further elastomeric polymer or polymer composition component (c) having flexural modulus (ISO 178) lower than 60 MPa, Shore A (ISO 868) lower than 90 and Tg (DMTA) lower than −20° C. | 03-20-2014 |
20140045998 | POLYOLEFIN COMPOSITIONS AND ARTICLES MANUFACTURED THEREFROM - The present invention is a polyolefin composition, which comprises a thermoplastic olefin polymer and a polyethylene. The thermoplastic olefin polymer (TPO) comprises a polypropylene and an olefin copolymer and is present in an amount of about 10 weight percent to about 50 weight percent; the TPO has a density in the range of about 0.85 g/cm | 02-13-2014 |
20130302629 | RANDOM COPOLYMERS OF PROPYLENE - Random copolymers of propylene with ethylene, and optionally other olefins, comprising from 3.5% to 6.5% by weight of ethylene and having a melt flow rate (MFR) according to ISO 1133 (230° C., 2.16 Kg) of less than 10 g/10 min and a melting temperature (Tm), determined by DSC, satisfying the relation: 45° C.≦Tm+C≦150° C. wherein C is the quantity (by weight) of ethylene in the copolymer. The random copolymers of the invention are specifically suited for cast film and/or sheet applications. | 11-14-2013 |
20130252006 | PERMEABLE POLYMER FILM - Films especially suitable for the packaging of fresh foodstuff, like salad and vegetables, due to their valuable balance of high permeability to oxygen and optimal permeability to water vapour, comprising at least one layer A) and at least one layer B), wherein the layer A) comprises a copolymer of propylene with hexene-1 containing from 3 to 9% by weight of recurring units derived from hexene-1, said copolymer having a melting temperature from 125° C. to 143° C., and the layer B) comprises a polyolefin composition containing (all percentages being by weight): a) 10-40% of one or more propylene homopolymers or copolymers containing over 85% of propylene and having a fraction insoluble in xylene at room temperature greater than 80%; and b) 60-90 of one or more copolymers of ethylene with α-olefin(s), containing ethylene in a quantity from 20 to 80%, and having solubility in xylene at room temperature greater than 70%. | 09-26-2013 |
20130217844 | PROCESS FOR THE POLYMERIZATION OF OLEFINS - A process for the (co)polymerization of propylene carried out at a temperature ranging from 77 to 95° C. in the presence of a catalyst comprising the product obtained by reacting: —an organo-aluminium compound, with—-a solid catalyst component comprising Mg, Ti and electron donor compound selected from specific diolesters. | 08-22-2013 |
20130217831 | POLYMER FILAMENT - A polymer filament comprising a polyolefin composition which comprises (percentages by weight): A) 5%-95% of a propylene homopolymer; and B) 5-95% of a butene-1 homopolymer or copolymer having a flexural modulus of 80 MPa or higher. | 08-22-2013 |
20130214460 | PROCESS FOR PRODUCING INJECTION STRETCH BLOW MOLDED POLYOLEFIN CONTAINERS - Injection stretch blow molding process for preparing polyolefin containers, comprising the following steps: 1) preparing a preform by injection molding a polyolefin composition comprising a polymer (A) selected from ethylene polymers, propylene polymers and mixtures thereof, and a heat absorber (B); 2) supplying heat to reheat the preform prepared in step 1) and stretch blow molding said preform; wherein the heat absorber (B) is selected from phosphates, condensed phosphates, phosphites, and mixed hydroxide/phosphate oxanion compounds of Copper (Cu), Calcium (Ca), Tin (Sn) and/or Iron (Fe). | 08-22-2013 |
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 |
20130203948 | 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 reacting:—an organo-aluminium compound, with—a solid catalyst component comprising Mg, Ti and electron donor compound selected from specific diolesters, said process being carried out employing an organo-aluminum/propylene ratio equal to or lower than 1.75 mmole/kg. | 08-08-2013 |
20130197173 | CATALYST SYSTEM FOR THE POLYMERIZATION OF OLEFINS - 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 diolesters of a specific formula (b) an alkylaluminum cocatalyst and (c) an ester of formula R′OOC—(CR″ | 08-01-2013 |
20130197172 | MAGNESIUM DICHLORIDE-ALCOHOL ADDUCTS AND CATALYST COMPONENTS OBTAINED THEREFROM - Adducts comprising a MgCl | 08-01-2013 |
20130165591 | POLYOLEFIN COMPOSITIONS HAVING IMPROVED SEALABILITY - Polyolefin compositions comprising, all percentages being by weight: A) from 70 to 97% of a copolymer of propylene with hexene-1 containing from 3 to 9% by weight of recurring units derived from hexene-1, said copolymer having a melting temperature from 125° C. to 143° C.; B) from 3 to 30% of a butene-1 homopolymer or copolymer. | 06-27-2013 |
20130131293 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of Formula (I) in which R, R | 05-23-2013 |
20130131290 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - A catalyst component for the polymerization of olefins comprising Mg, Ti and at least two electron donor compounds, one of which (A) belonging to specific diolesters and the other electron donor compound (B) being selected from aromatic monoesters of the following formula (B) in which R groups equal to or different from each other, are selected from C | 05-23-2013 |
20130129997 | THERMOSHRINKABLE FILMS - An oriented monolayer or multilayer film, wherein the monolayer film comprises a copolymer (A1) of propylene with hexene-1 containing from 4 to 10% by weight of hexene-1 and having MFR from 0.5 to 10 g/10 min., and the multilayer film comprises at least 30% by weight of said copolymer (A1), both the monolayer and the multilayer film being obtainable with a process comprising a drawing step wherein the film is drawn with a draw ratio of at least 3, in at least one direction. | 05-23-2013 |
20130123432 | PROPYLENE POLYMER COMPOSITIONS - A propylene polymer composition comprising (percent by weight): A) 68%-80%, of a propylene homopolymer having a Polydispersity Index (P.I.) value of from 4.7 to 10 and MFR L (Melt Flow Rate according to ISO 1133, condition L, i.e. 230° C. and 2.16 kg load) from 10 to 30 g/10 min; B) 20%-32%, of a copolymer of propylene containing from 40.1% to 42.5% extremes included of ethylene derived units; the composition having an intrinsic viscosity of the fraction soluble in xylene at 25° C. comprised between 3 and 6 dl/g and a MFR L from 4 to 12 g/10 min Said Propylene polymer composition being particularly suitable for injection moulded articles having high rigidity and high impact properties at room and at low temperatures. | 05-16-2013 |
20130116385 | Propylene polymer compositions - A propylene polymer composition comprising:
| 05-09-2013 |
20130108818 | Polyolefin and Composition For Pipe Systems and Sheets | 05-02-2013 |
20130102744 | Catalyst Systems for the Polymerization of Olefins - 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 1,3-diethers;
| 04-25-2013 |
20130102735 | Cross-Linked Polyolefin Composition - A cross-linked composition obtained by cross-linking a polyolefin composition (I) comprising, all percentages being by weight:
| 04-25-2013 |
20130101771 | Filled Polyolefin Compositions - Polyolefin compositions containing nanosize mineral fillers, having an improved balance of processability and mechanical properties comprising from 99.9% to 75% by weight of a polypropylene component A); from 0.1% to 25% by weight of a nanosize mineral filler component B); wherein A) is a polypropylene composition containing a polypropylene fraction A | 04-25-2013 |
20130096261 | Cross-Linked Polyolefin Composition - A cross-linked composition, obtained by cross-linking polyolefin composition comprising, all percentages being by weight:
| 04-18-2013 |
20130095267 | Polyolefin and Composition For Pipe Systems and Sheets - A polyolefin composition for pipes comprising (percent by weight):
| 04-18-2013 |
20130095266 | Pipes and Polyolefin Composition For the Manufacture Thereof - A heterophasic polypropylene composition comprising (percent by weight referred to the sum of components A) and B)):
| 04-18-2013 |
20130090436 | Process for the Gas-Phase Polymerization of Olefins - A process for the gas-phase copolymerization of: (a) propylene, (b) at least one C | 04-11-2013 |
20130072634 | Propylene Polymer Compositions - A propylene polymer composition comprising (percent by weight): | 03-21-2013 |
20130030137 | Propylene-Based Terpolymers For Films - A propylene/ethylene/1-hexene terpolymer containing from 1.0 wt% to 2.5 wt %, of ethylene derived units and from 2.0 wt % to 4.0 wt % of 1-hexene derived units, the sum of the amounts of propylene, ethylene and 1-.hexene derived units being 100, having the following features:
| 01-31-2013 |
20130012642 | Heterophasic Polyolefin Composition - Polymer composition suitable for ABS styrenic resin replacement where high dimensional stability and a good esthetical appearance is required, comprising a polymer blend (A), comprising 60-80% by weight, of a crystalline propylene homo or copolymer (A1) (MFR <50 g/10 min); and 20-40% by weight, of copolymer(s) of ethylene (A2). Said polymer blend (A) having values of MFR up to 30 g/10 min; the amounts of (A1) and (A2) being referred to the total weight of the polymer blend (A). The polymer composition further comprises 20-40% by weight, of a talc mineral filler (B); the amount of components (B) being referred to the total weight of the composition. Optionally the polymer composition further comprises 1-15% by weight, of an elastomeric polymer (C) different from (A2), having a hardness (Shore A, ASTM D-2240) value equal to or lower than 80 points; the amount of components (C) being referred to the total weight of the composition. | 01-10-2013 |
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 |
20120316300 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - Catalyst component for the polymerization of olefins CH | 12-13-2012 |
20120302709 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - Catalyst component for the polymerization of olefins CH | 11-29-2012 |
20120296039 | Polyolefinic compositions for injection-moulded drainage systems - A polypropylene composition for injection-moulded drainage systems comprising 78-84 wt % of a crystalline propylene polymer, 8 to less than 13 wt % of an elastomeric copolymer and 8 to less than 13 wt % of polyethylene. The said composition exhibits a flexural modulus value higher than 1400 MPa, a melt flow rate (MFR), determined according to ISO method 1133 (230° C. and 2.16 kg), of from 1.5 to 5.0 g/10 min, and a value of Izod impact resistance at 0° C. of more than 6 kJ/m2 according to ISO method 180/1 A. | 11-22-2012 |
20120283402 | Magnesium dichloride-water adducts and catalyst components obtained therefrom - Solid adducts comprising MgCl | 11-08-2012 |
20120264883 | SOFT POLYOLEFIN COMPOSITIONS WITH IMPROVED PROCESSABILITY - Soft polyolefin composition with improved processability comprising from 8 to 45% by weight of a polypropylene component (A), from 45 to 82% by weight of a polyolefin component (B), and from 5 to 25% by weight of a butene-1 (co)polymer (C) having a flexural modulus of 60 MPa or less. | 10-18-2012 |
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 |
20120245314 | Process for the Production of Polyolefin Films - A process for the production of a corona-treated polyolefin film comprising the gas-phase polymerization of one or more α-olefins in the presence of a polymerization catalyst and an antistatic agent having a molecular weight higher than 500, said antistatic agent being fed at any stage of the polymerization process in an amount from 30 to 500 ppm weight based on the weight of the produced polyolefin | 09-27-2012 |
20120245260 | Polyolefin Composition for Membranes - Polyolefin composition for membrane suitable for use in waterproofing applications. In particular, the present invention relates to a membrane for use in geomembranes, for water containment and conveyance, pool liners, rainstorm and fish pond liners, snow lagoons, water and industrial reservoirs, food related lining etc. Such membrane comprises at least one layer comprising an heterophasic composition of olefin polymers and a specified additives package. | 09-27-2012 |
20120238704 | POLYOLEFIN COMPOSITIONS HAVING IMPROVED SEALABILITY - Polyolefin composition with improved sealability comprising from 70 to 95% of one or more copolymers of propylene with one or more comonomers selected from ethylene, a C | 09-20-2012 |
20120232221 | PROCESS FOR THE PREPARATION OF IMPACT RESISTANT PROPYLENE POLYMER COMPOSITIONS - A process for the preparation of propylene polymer compositions comprising from 50 to 90% by weight of a propylene 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 being carried out in the presence of a specific catalyst system, is also characterized by the following step: | 09-13-2012 |
20120225999 | Polyolefin Compositions Having a Low Seal Temperature and Improved Hot Tack - Polyolefin compositions comprising, all percentages being by weight:
| 09-06-2012 |
20120220739 | Catalyst for the Polymerization of Olefins - The present invention relates to catalysts systems for the polymerization of ethylene and its mixtures with olefins CH | 08-30-2012 |
20120220726 | Propylene Polymers Compositions - A propylene composition comprising (percent by weight): | 08-30-2012 |
20120184675 | ELASTOPLASTIC POLYOLEFIN COMPOSITIONS HAVING LOW GLOSS - Elastoplastic polyolefin composition comprising, in percent by weight:
| 07-19-2012 |
20120178883 | Propylene Polymer Compositions - A propylene composition comprising (percent by weight):
| 07-12-2012 |
20120178882 | PROPYLENE POLYMER COMPOSITIONS - A propylene composition comprising (percent by weight):
| 07-12-2012 |
20120178881 | Propylene polymer compositions - A propylene polymer composition comprising (percent by weight):
| 07-12-2012 |
20120172549 | Process for the Gas-Phase Polymerization of Olefins - A process for the gas-phase polymerization of one or more alpha-olefins in the presence of a polymerization catalyst, the process comprising:
| 07-05-2012 |
20120171405 | Heat-Sealable Polyolefin Films - Film or sheet comprising at least one layer of a polyolefin composition consisting, in percentage by weight referred to the sum of component (a1) and (a2) and (b), of:
| 07-05-2012 |
20120171393 | Polymer Filament - A polymer filament comprising a polyolefin composition which comprises at least 10% by weight of one or more copolymer(s) (I) of propylene with one or more comonomers selected from ethylene, C | 07-05-2012 |
20120165483 | Magnesium dichloride-alcohol adducts and catalyst components obtained therefrom - Solid adducts comprising a MgCl | 06-28-2012 |
20120136121 | Polyolefin Compositions - Polyolefin compositions particularly suitable for cast film, exhibiting heat sealability, retortability, low haze and stiffness, comprising:
| 05-31-2012 |
20120116032 | PROCESS FOR THE PREPARATION OF POLYMER OF 1-BUTENE - A process for the preparation of 1-butene homopolymers or 1-butene/alpha olefin copolymers wherein the alpha olefins are selected from ethylene, propylene or alpha olefins of formula CH | 05-10-2012 |
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 |
20120077944 | Catalyst Components for the Polymerization of Olefins and Catalysts Therefrom Obtained - Catalyst components for the polymerization of olefins CH | 03-29-2012 |
20120059126 | Propylene Polymer Compositions - A propylene composition comprising (percent by weight): | 03-08-2012 |
20120046417 | Propylene Polymer Compositions - A propylene composition comprising (percent by weight):
| 02-23-2012 |
20120041161 | Process for the Preparation of Polymer of 1-Butene - A process for the preparation of 1-butene homopolymers or 1-butene/alpha olefin copolymers wherein the alpha olefins are selected from ethylene, propylene or alpha olefms of formula CH | 02-16-2012 |
20120035327 | Polyolefin Masterbatch and Composition Suitable for Injection Molding - A masterbatch composition comprising: | 02-09-2012 |
20120016098 | Steaming of a Polyolefin - A method for treating polymer particles with steam in a steaming vessel downstream a polymerization process, the method comprising contacting polymer particles with a counter-current flow of steam, wherein the flow rate of steam entering said steaming vessel is continuously maintained proportional to the production rate of said polymer in said polymerization process and to the gradient between the temperature (T | 01-19-2012 |
20120016087 | Polyolefin Masterbatch and Composition Suitable for Injection Molding - A masterbatch composition comprising, all percent amounts being by weight:
| 01-19-2012 |
20110282015 | Catalyst Components for the Polymerization of Olefins and Catalysts Therefrom Obtained - A catalyst component for the polymerization of olefins comprising Mg, Ti and Cl obtained by a process comprising the following steps:
| 11-17-2011 |
20110282013 | Process for Feeding a Catalyst in a Polymerization Reactor - A process for introducing a catalyst powder based on a titanium compound supported on magnesium halide into a gas-phase olefin polymerization reactor, characterized in that it comprises:
| 11-17-2011 |
20110269921 | Gas-Phase Polymerization Reactor Control - A control method for controlling a fluidized bed polymerisation reactor in the production of a given polymer product, the method comprising the following steps: | 11-03-2011 |
20110269893 | Polymer Composition - A polypropylene composition comprising: | 11-03-2011 |
20110263807 | Solution Process for the Olefins Polymerization - A process for the polymerization of one or more olefins under solution polymerization conditions to produce a polymeric solution, said process comprising contacting the produced polymeric solution with one or more antioxidant compounds before or concurrently with subjecting the polymeric solution to a devolatilization step to separate the polymer from the unreacted monomers. | 10-27-2011 |
20110251352 | Catalyst Components for the Polymerization of Olefins - Prepolymerized catalyst component for the polymerization of olefins CH | 10-13-2011 |
20110245427 | Pressure Pipes and Polyolefin Composition for the Manufacture Thereof - Articles, particularly pressure pipes, having high strength as well as high stiffness and very good impact resistance even at low temperatures can be obtained by using a heterophasic polyolefin composition comprising (percent by weight) 70-90% of a random copolymer of propylene with 0.5-6% of 1-hexene, and 10-30% of a polymer of ethylene with a C | 10-06-2011 |
20110245404 | Filled Polyolefin Compositions - Filled polyolefin compositions comprising:
| 10-06-2011 |
20110245070 | Catalyst Components for the Polymerization of Olefins and Catalysts Therefrom Obtained - Catalyst component comprising Mg, Ti, Hf, a halogen and, optionally, —OR groups where R is a C1-C20 hydrocarbon group, characterized in that (a) the Mg atoms are present in an amount higher than 7% based on the total weight of the said catalyst component, (b) the amount of Mg, Ti, and Hf atoms is such that the Mg/Ti molar ratio ranges from 3 to 25 and the Hf/Ti molar ratio is lower than 1.5 and (c) when —OR groups are present their amount is such that the —OR/Ti molar ratio is lower than 2. | 10-06-2011 |
20110238027 | Polyolefin Fibres - A polyolefin composition comprising:
| 09-29-2011 |
20110233449 | Foamed Polyolefin Composition - A foamed polyolefin composition comprising (all percent amounts being by weight):
| 09-29-2011 |
20110225933 | Multilayer Thermoshrinkable Films - A multilayer film in which at least one layer (A) comprises a copolymer (A1) of propylene with hexene-1 containing from 4 to 10% by weight of hexene-1 and having Melt Flow Rate from 1 to 10 g/10 min.; and at least one layer (B) comprises a copolymer (B1) of ethylene containing up to 20 mol % of CH | 09-22-2011 |
20110221102 | Injection stretch blow-molding process for the preparation of polymer containers - Injection stretch blow-molding process for preparing polymer containers, comprising the following steps:
| 09-15-2011 |
20110190450 | Polyolefin Compositions Having Good Resistance at Whitening - A polyolefin composition comprising, in percentage by weight based on the weight sum of the components (a1), (a2) and (b): | 08-04-2011 |
20110152482 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS AND CATALYSTS THEREFROM OBTAINED - A solid catalyst component comprising Ti, Mg, halogen and a couple of monofunctional electron donor compounds MD1 and MD2 selected from esters and ethers, said donors being present in amounts such that the molar ratio MD1/MD2 ranges from 20 to 800. The so obtained catalyst component when converted into a catalyst is able to produce ethylene polymers with good morphological properties even under drastic polymerization conditions. | 06-23-2011 |
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 |
20110136949 | Molding compositions of a glass fiber-reinforced olefin polymer - The invention relates to a glass fiber-reinforced molding composition composed of an olefin polymer, in particular a propylene polymer. The molding composition comprises an olefin polymer which contains 5-50% by weight of glass fibers which are bonded to the olefin polymer by means of a compatibilizer, and from 10 | 06-09-2011 |
20110098423 | Propylene-ethylene copolymers and process for their preparation - Random propylene/ethylene copolymers are provided characterized by
| 04-28-2011 |
20110092656 | CATALYST SYSTEM FOR THE POLYMERIZATION OF OLEFINS - The present invention relates to catalysts systems for the polymerization of olefins CH | 04-21-2011 |
20110077368 | CATALYST FOR THE POLYMERIZATION OF OLEFINS - The present invention relates to catalysts systems for the polymerization of olefins CH | 03-31-2011 |
20110003951 | 1-BUTENE COPOLYMERS - A copolymer of 1-butene and at least a C | 01-06-2011 |
20110003939 | 1-BUTENE TERPOLYMERS - A 1-butene propylene ethylene terpolymer having a content of propylene derived units ranging from 0.1-10% by weight and an ethylene derived units content ranging from 0.1 to 3% by weight having the following properties: a) distribution of molecular weight Mw/Mn measured by GPC lower than 3.5; b) melting point (DSC) comprised between 60° C. and 120° C.; c) Content of 1-butene units in the form of isotactic pentads (mmmm) higher than 95%. | 01-06-2011 |
20110003938 | COMPOSITIONS OF 1-BUTENE BASED POLYMERS - A 1-butene polymer composition comprising: a) from 10% to 90% by weight of an isotactic 1-butene polymer having the following features: i) isotactic pentad (mmmm) measured by | 01-06-2011 |
20100324244 | 1-BUTENE COPOLYMERS - A copolymer of 1-butene and at least a C | 12-23-2010 |
20100324238 | 1-BUTENE TERPOLYMERS - A terpolymer of 1-butene, ethylene and a at least a C | 12-23-2010 |
20100317811 | PROCESS FOR THE GAS-PHASE POLYMERIZATION OF OLEFINS - A process for the gas-phase polymerization of α-olefins carried out in two interconnected polymerization zones, wherein the growing polymer particles flow through the first of said polymerization zones (riser) under fast fluidization conditions, leave said riser and enter the second of said polymerization zones (downcomer) through which they flow downward in a densified form, the process being characterized in that: (a) the gas mixture present in the riser is totally or partially prevented from entering the downcomer by introducing into the upper part of said downcomer a liquid stream LB having a composition different from the gaseous mixture present in the riser; (b) the ratio R between the flow rate F | 12-16-2010 |
20100311921 | METHOD FOR CONTROLLING A SOLUTION PROCESS FOR THE POLYMERIZATION OF OLEFINS - A method for controlling a solution process for the polymerisation of olefins is disclosed. The method is based on an algorithm that calculates predicted operating parameters of the process, including calculation of the extent of reaction (ξ), as a function of the solution density (π), and then calculation of the whole composition of the solution. The algorithm resolves a system of equations comprising the equation of state in the PC-SAFT form, the Lewis-Mayo equation for monomer incorporation into a copolymer, and the stoichiometry equation. Predicted parameters are compared to target parameters to detect possible deviations and implement corresponding compensation in the feed. | 12-09-2010 |
20100305283 | MULTISTAGE PROCESSF FOR THE POLYMERIZATION OF OLEFINS - A process for the multistage polymerization of olefins in a sequence of an upstream slurry reactor and a downstream gas-phase reactor, the transfer of polymer from the upstream reactor to the downstream reactor comprising the following steps:
| 12-02-2010 |
20100305276 | TSOFT AND FLEXIBLE POLYOLEFIN COMPOSITIONS - A polyolefin composition having unusually low values of flexural modulus and shore hardness and comprising, in percent by weight: A) 15-40% of a copolymer of propylene with hexene-1 containing from 2.5 to 10% of hexene-1 and having Melt Flow Rate (MFR, measured according to ISO 1133, 230° C./2.16 Kg) from 0.5 to 100 g/10 min.; and B) 60-85% of an ethylene copolymer containing ethylene in a quantity equal to or lower than 40%, and having solubility in xylene at room temperature greater than 70%. | 12-02-2010 |
20100292420 | CATALYST FOR THE POLYMERIZATION OF OLEFINS - The present invention relates to catalysts for the polymerization of ethylene and its mixtures with olefins CH | 11-18-2010 |
20100292419 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - Prepolymerized catalyst component for the polymerization of olefins CH | 11-18-2010 |
20100285255 | PLASTIC TANKS MADE FROM RANDOM COPOLYMERS OF PROPYLENE AND HEXENE-1 - Plastic tanks comprising a propylene-hexene-1 copolymer having a xylene soluble fraction lower than 5% wt with respect to the total weight of the copolymer and satisfying the following relation: | 11-11-2010 |
20100273918 | Mixtures of Bitumen and Polymer Compositions - A mixture comprising a bitumen (A), and a polymer composition (B) comprising the following components, all percent amounts being by weight: I) from 1 to 30% of a butene-1 polymer having a Melt Flow Rate (MFR), measured according to ASTM D 1238, at 190° C./2.16 kg, from 0.1 to 1000 g/10 min.; and II) from 70 to 99% of a heterophasic polyolefm composition comprising the following polymer fractions: a) 4-45% of a propylene homopolymer or copolymer; b) 0-20% of a of a copolymer fraction containing ethylene, insoluble in xylene at room temperature; c) 40-95% of a copolymer of ethylene with propylene and/or a CH | 10-28-2010 |
20100272935 | MODULAR-STRUCTURE DRUM FOR ELECTRICAL AND HOUSEHOLD SERVICES - The present invention relates to a modular-design drum composed of a plurality of geometrically differently or equally shaped individual components, which are first fabricated as separate parts from a thermoplastic polymer and thereafter the components are assembled to the drum, wherein at least one of the components is at least partly laminated with an intermediate layer and a decorative layer, with an intermediate layer and a heat-cured outer layer or with an intermediate layer, a decorative layer and a heat-cured outer layer and to processes for the production of the modular-design drum, and to its use as inner part of tumbler dryers, washing machines, or spin-dryers. | 10-28-2010 |
20100267906 | SOLUTION POLYMERIZATION PROCESS FOR PREPARING POLYOLEFINS - A solution process for polymerizing one or more α-olefins of formula CH | 10-21-2010 |
20100267305 | POLYOLEFIN FIBRES - A polyolefin composition comprising (parts by weight):
| 10-21-2010 |
20100266797 | Process for Producing Polyolefin Molded Articles Comprising an Ethylene-Vinyl Alcohol Copolymer - A process for producing polyolefin articles comprising an ethylene-vinyl alcohol copolymer, wherein the polyolefin component is melted and mixed with the ethylene-vinyl alcohol copolymer in the presence of a stabilizing composition comprising: a) one or more acid scavengers in amounts equal to or higher than 300 ppm by weight with respect to the weight of the polyolefin component; and b) one or more phenolic antioxidants in amounts equal to or higher than 1100 ppm by weight with respect to the weight of the polyolefin component. | 10-21-2010 |
20100261859 | CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - Catalyst component having average particle size equal to or lower than 40 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 15 to 50% by mol with respect to the total amount of donors and selected from succinates of formula (I) below | 10-14-2010 |
20100260990 | MEMBRANES - A membrane comprising a base layer (A) and a top layer (B), where the base layer (A) comprises a heterophasic composition (I) containing the following polymer components, all percent amounts being by weight:
| 10-14-2010 |
20100249330 | PROCESS FOR THE PREPARATION OF HIGH FLUIDITY PROPYLENE POLYMERS - Process for the production of propylene polymers having a Melt Flow rate (230° C., 2.16 Kg) higher than 30 g/10′ and preferably higher than 50 g/10′ and also characterized by having broad molecular weight distribution (MWD) carried out in the presence of a catalyst system comprising (a) a solid catalyst component containing Mg, Ti, halogen and an electron donor compound selected from succinates; | 09-30-2010 |
20100249256 | CROSSLINKABLE THEROMOPLASTIC OLEFIN ELASTOMERS AND CROSSLINKED THERMOSET OLEFIN ELASTOMER OBTAINED THEREFROM - Thermoset polyolefin elastomer obtained by static curing with water a silane-grafted thermoplastic heterophasic polyolefin composition (I) having a flexural modulus equal to or lower than 150 MPa, and comprising: (a) a crystalline propylene homopolymer or copolymer of propylene with up to 15% by weight of ethylene or other alpha-olefin comonomer(s), or their combinations, and (b) a copolymer or a composition of copolymers of ethylene with other alpha-olefins containing from 15% by weight to less then 40% by weight of ethylene; said thermoset polyolefin elastomer having a compression set value of from 30 to 65%, a ratio of elongation at break to compression set values of above 8, and hardness shore A values below 90. | 09-30-2010 |
20100240845 | Catalyst component for the polymerization of olefins - Catalyst component for the polymerization of olefins comprising Mg, Ti, halogen and an electron donor is obtained by a batch process comprising: (A) A first step comprising reacting an adduct of formula MgCl | 09-23-2010 |
20100233399 | Polypropylene Compositions for Stretched Articles - Polypropylene compositions, particularly suited for preparation of stretched/oriented articles, especially for injection stretch blow moulded bottles, comprising: A) one or more propylene homopolymers or propylene copolymers or their mixtures; B) from 500 to about 1500 ppm by weight of talc in form of particles having average particle diameter of equal to or less than 1.5 μm. Said compositions display higher crystallization temperature with respect to the same polyolefin (A) without addition of (B), while keeping good levels of transparency, particularly when (A) is or comprises a random polymer. | 09-16-2010 |
20100230377 | TRANSPARANT POLYOLEFIN COMPOSITIONS - A polyolefin composition having good transparency and mechanical properties comprising, all percent amounts being by weight: A) from 70 to 98% of a propylene homopolymer or copolymer having haze of 25% or less and melting temperature of 130° C. or higher; and B) from 2 to 30% of a butene-1 copolymer containing from 0.5 to 30% of one or more comonomer(s). | 09-16-2010 |
20100222528 | CATALYST FOR THE POLYMERIZATION OF OLEFINS - The present invention relates to catalysts for the polymerization of olefins, in particular ethylene and its mixtures with olefins CH | 09-02-2010 |
20100222518 | HETEROPHASIC POLYOLEFIN COMPOSITIONS HAVING IMPROVED TENSILE PROPERTIES - Polyolefin composition comprising, in percent by weight: A) 50-75% of a blend of polymers (PP) and (EC | 09-02-2010 |
20100210798 | CATALYST FOR THE POLYMERIZATION OF OLEFINS - The present invention relates to catalysts systems for the polymerization of ethylene and its mixtures with olefins CH | 08-19-2010 |
20100174029 | SOFT POLYOLEFIN COMPOSITIONS WITH IMPROVED PROCESSABILITY - Soft polyolefin composition with improved processability comprising from 8 to 45% by weight of a polypropylene component (A), from 82 to 45% by weight of an elastomeric component (B), and from 10 to 25% by weight of a viscosity reducing agent (C) comprising polybutene-1 and paraffinic wax or grease. The composition is easily processable also by injection moulding and has better tensile properties than compositions in which processability is improved by visbreaking. | 07-08-2010 |
20100168350 | 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 | 07-01-2010 |
20100168267 | Process for producing high melt strength polypropylene - The present subject matter relates to processes for irradiating visbroken propylene polymer compositions or extrudates of propylene polymer compositions containing a propylene polymer having a low polydispersity index and a non-phenolic stabilizer. | 07-01-2010 |
20100160540 | Process for the Nucleation of Polypropylene Resins - Use of propylene polymers having Polydispersity Index value P.I.(2) greater than or equal to 15 for the nucleation of polypropylene resins having a Polydispersity Index value P.I.(1) fulfilling the equation P.I.(2)−P.I.(1)≧10. | 06-24-2010 |
20100160518 | Controlled Nucleated Polymer Composition - The present subject matter relates generally to a controlled nucleated polymer composition comprising: (1) a polyolefin resin; (II) a nucleator; and (III) a nucleation regulator. | 06-24-2010 |
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 |
20100130691 | SOFT PROPYLENE POLYMER COMPOSITIONS - A propylene polymer composition having a Flexural modulus lower than 500 MPa, a total ethylene content from 9 to 30% by weight, a xylene soluble fraction at room temperature higher than 25% by weight, a melting temperature measured by DSC (Tm° C.) from 130 to 150° C. and a ratio between the weight of xylene soluble fraction at 25° C. and the hexane soluble fraction determined on plaque (100 μm) of higher than 4. | 05-27-2010 |
20100121000 | PROCESS FOR THE PREPARATION OF SOFT PROPYLENE POLYMER COMPOSITIONS - A process for the preparation of a propylene copolymer composition having a Flexural modulus lower than 500 MPa, a total ethylene content higher than 9% and a Xylene soluble fraction at room temperature higher than 20% comprising at least one polymerization step carried out in a gas-phase polymerization reactor comprising at least two interconnected polymerization zones said process being characterized by the fact that at least 30% by weight of said xylene soluble fraction is produced in the polymerization step carried out in a gas-phase polymerization reactor comprising at least two interconnected polymerization zones. | 05-13-2010 |
20100120998 | CATALYST COMPONENT FOR THE POLYMERIZATION OF OLEFINS - A catalyst component for the polymerization of olefins comprises Mg, Ti, halogen, and an alpha-omega-diether represented by the general formula: (RO)—(CR | 05-13-2010 |
20100119752 | BUTENE-1 TERPOLYMERS AND PROCESS FOR THEIR PREPARATION - Butene-1 terpolymers having
| 05-13-2010 |
20100113637 | IRRADIATED POLYOLEFIN COMPOSITION COMPRISING A NON-PHENOLIC STABILIZER - The present subject matter relates generally to polymer compositions, and more particularly to irradiated polymer compositions comprising at least one non-phenolic stabilizer. The present polymer compositions comprise an unexpected balance of properties after being subjected to irradiation treatments, including an unexpected combination of a lower melt flow rate ratio (MFR | 05-06-2010 |
20100087592 | POLYPROPYLENE COMPOSITIONS CONTAINING FILLERS AND/OR PIGMENTS - Polypropylene compositions having a MFR value (2.16 kg, 230° C.) from 15 to 200 g/10 min., comprising:
| 04-08-2010 |
20100075558 | MULTILAYER LAMINATED MATERIAL WITH INHERENTLY LATENT PROTECTION AGAINST DEFORMATION UNDER THERMAL ACTION FOR COMPENSATING THE BIMETALLIC EFFECT - A solvent-free multilayer laminated material comprises a lower substrate layer comprising a thermoplastic polymer or a mixture of thermoplastic polymers, an intermediate layer arranged thereon and comprising a flexible material, a further fibrous intermediate layer comprising plastic, which is provided with an adhesive material and an upper layer comprising metal, comprising plastic or comprising wood or wood-like materials. It does surprisingly not show any deformation even under exposure to temperatures of about 80° C. over a period of up to 40 days and can be used for the production of articles of furniture, floor coverings, wall panels or shaped articles for the electrical, construction or automotive industry. | 03-25-2010 |
20100069560 | FILLED POLYOLEFIN COMPOSITIONS - Filled polyolefin compositions comprising: A) from 15% to 55% by weight of a polypropylene component; B) from 20% to 80% by weight of a filler; C) from 4% to 25% of an elastomeric polymer or polymer composition; wherein the percentages of A), B) and C) are referred to the sum of A) B) and C), and A) is selected from the following compositions: a) a polypropylene composition containing from 20% to 80% by weight of a polypropylene fraction A | 03-18-2010 |
20100063207 | POLYOLEFIN COMPOSITIONS HAVING LOW HARDNESS AND LOW GLOSS - A polyolefin composition comprising, in percent by weight: A) 10-25% of a propylene homopolymer or copolymer with up to 8% of comonomer(s); B) 75-90% of a copolymer of ethylene and (i) propylene or (ii) CH | 03-11-2010 |
20100048823 | Process for cross-linking thermoplastic polyolefin elastomer compositions - A process for cross-linking an elastomer-containing thermoplastic polyolefin composition comprising the steps of preparing a masterbatch by mixing and/or masticating an elastomeric polyolefin with a cross-linking co-agent, and optionally an additive, in the presence of a thermoplastic polyolefin; then, cooling the masterbatch obtained in the preceding step at least up to the solidification of the thermoplastic polyolefin; and finally mixing and/or masticating the masterbatch, after the cooling step, with a cross-linking agent and optionally an additive. | 02-25-2010 |
20100048807 | FILLED POLYOLEFIN COMPOSITIONS - Filled polyolefin compositions comprising:
| 02-25-2010 |
20100029869 | Catalyst components for the polymerization of olefins and catalysts therefrom obtained - A catalyst component comprising Ti, Mg, Cl, and optionally OR | 02-04-2010 |
20100021666 | POLYOLEFIN COMPOSITION FOR PIPE SYSTEM AND SHEETS - The polymeric composition of the present invention is a polyolefin composition comprising (percent by weight):
| 01-28-2010 |
20090311458 | MULTILAYER LAMINATED MATERIAL HAVING AT LEAST ONE GLASS LAYER - A multilayer laminated material which comprises at least one layer of glass and which has improved thermal stability is distinguished in that it comprises a lower substrate layer of a plastic, a metal or a combination of plastic and metal, an intermediate layer arranged thereon and comprising a soft material or comprising a thermoplastic, a further fibrous intermediate layer comprising plastic, which is provided with a solvent-free adhesive material, and a top layer of glass. The multilayer laminated material is suitable for the installation of glass elements in the area of the electrical, the electronics and the automotive industry and for other industrial applications. | 12-17-2009 |
20090306298 | Propylene polymer composition for thermoforming - A propylene polymer composition comprising (weight percentages being referred to the sum of A+B): A propylene polymer composition comprising (weight percentages being referred to the sum of A+B): (A) 60-90% by weight of a copolymer of propylene with ethylene containing less than 2.5% wt of ethylene units; and (B) 10-40% by weight of a copolymer of propylene comprising from 15 to 35% wt of ethylene units, said polymer composition having a melt flow rate value according to ISO 1133 (230° C., 2.16 Kg) of less than 10 g/10 min. | 12-10-2009 |
20090305069 | Biaxially oriented propylene polymer films - A multilayer biaxially oriented propylene polymer film, characterized in that the support layer of said multilayer film comprises:
| 12-10-2009 |
20090304968 | Reinforced polypropylene pipe - A single- or multilayer threaded pipe, wherein at least one layer is produced from a polyolefin composition comprising (percentages express on the basis of the sum of components (A) and (B)): (A) 65-90 wt % of a heterophasic polypropylene composition comprising (percentages expressed on the basis of the polypropylene composition): (1) 65-95 wt % of a propylene polymer selected from propylene homopolymer and co- and terpolymers of propylene with a comonomer selected from ethylene, a C4-C10 alpha-olefin and a mixture thereof, said polymer containing 0.1-10 wt % of comonomer units, being insoluble in xylene at 25° C. in an amount over 85 wt %, having a polydispersity index ranging from 4 to 13 and an intrinsic viscosity ([η]1) value of over 2.2 dl/g; and (2) 5-35 wt % of an olefin polymer of ethylene with propylene or a C4-C10 alpha-olefin having an ethylene content ranging from 15 to 85 wt % and an intrinsic viscosity of the fraction soluble in xylene ([η]2) of at least 1.4 dl/g; wherein the ratio of the intrinsic viscosity value of propylene polymer (1) to that of olefin polymer (2) ([η]/[η]2) ranges from 0.45 to 1.6; and (B) 10-35 wt % of a at least one filler selected among calcium carbonate, talc, wollastonite or mixtures thereof. | 12-10-2009 |
20090280977 | PROCESS FOR PREPARING CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - The instant invention relates to a process for preparing a catalyst component for the polymerization of olefins. Catalysts prepared with this catalyst component provide a high mileage for the production of polyolefin with a high bulk density of the polymer produced therewith. Particularly, catalysts prepared with this catalyst component are suitable for the improved economical production of polyolefin in gas phase processes. | 11-12-2009 |
20090270560 | Propylene-Ethylene Copolymers and Process for Their Preparation - Propylene-ethylene copolymers are flexible and show a very good balance between softness and mechanical properties in their crude state are obtained by solution polymerization in the presence of Ziegler-Natta catalysts. The said copolymers comprise from 10 to 50% wt of ethylene and are characterized by: product of the comonomer reactivity ratio r1·r2≦1.5; absence of 2,1 propylene insertions and tensile strength at break higher than 4 Mpa. | 10-29-2009 |
20090253868 | Polyolefinic compositions having good whitening resistance - A polypropylene composition comprising 65-77 wt % of a crystalline propylene polymer, 8 to less than 13 wt % of an elastomeric copolymer and 10-23 wt % of polyethylene. The said composition exhibits a flexural modulus value higher than 1300 MPa, stress-whitening resistance values corresponding to a diameter of the whitened area of at most 1.7 cm caused by a ram falling from a 76 cm height and a diameter of the whitened area of at most 1.2 cm caused by a ram falling from a 20 cm height, and a value of Izod impact resistance at 23° C. more than 14 kJ/m2 and the one at −20° C. at least 5 kJ/m2. | 10-08-2009 |
20090234083 | Polymerization Process for Preparing Polyolefins - A solution process for polymerizing one or more α-olefins of formula CH | 09-17-2009 |
20090209714 | Catalyst Components for the Polymerization of Olefins - Catalyst components for the(co)polymerization of ethylene comprising Ti, Mg, halogen, ORI groups, where RI is a C1-C12 hydrocarbon group optionally containing heteroatoms, having ORI/Ti molar ratio in the range 0.1-1.5, a Mg/Ti molar ratio of less than 8, an amount of titanium, with respect to the total weight of said solid catalyst component, higher than 4% by weight characterized by a specific SS-NMR pattern are particularly useful for preparing narrow MWD crystalline ethylene polymers. | 08-20-2009 |
20090209157 | Polyolefin nanocomposites materials - A polyolefin nanocomposite material comprising the following components:
| 08-20-2009 |
20090192271 | Propylene Polymers - Propylene polymers having specific values of total comonomer content and melting temperature, articles obtained therefrom, in particular extrusion blow molded articles, and gas-phase process for obtaining said propylene polymers. | 07-30-2009 |
20090156758 | Gas-Phase Process for the Poymerization of Olefins - A process for the gas-phase polymerization of one or more alpha-olefins in the presence of a polymerization catalyst system, the process comprising: a) contacting in a continuous way a gas comprising one or more of said alpha-olefins with said catalyst system in a gas-phase tubular reactor at a temperature from 30° C. to 130° C. in order to obtain a polymerization degree up to 500 grams per gram of catalyst system; b) feeding in continuous the prepolymer from step a) to a successive gas-phase polymerization reactor; wherein said gas-phase tubular reactor has a length/diameter ratio higher than 100. | 06-18-2009 |
20090156748 | Polyolefin Compositions Having Low Gloss - Polyolefin composition comprising, in percent by weight: A) 10-50% of a copolymer of propylene with one or more comonomer(s) selected from ethylene and CH | 06-18-2009 |
20090156391 | Catalyst Components for the Polymerization of Olefins - A catalyst component for the polymerization of olefins CH | 06-18-2009 |
20090143549 | 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 | 06-04-2009 |
20090131593 | Polyethylene films for packaging - An elastic film comprising a polymer blend comprising (percent by weight): 1) 50 to 80% of an ethylene polymer t composition comprising a recurring unit derived from an ester selected from (1) ethylenically unsaturated organic monomer of esters of unsaturated C | 05-21-2009 |
20090118446 | Components and catalysts for the polymerization of olefins - The present invention relates to a solid catalyst component for the polymerization of olefins CH | 05-07-2009 |
20090099324 | Magnesium dichloride-ethanol adducts and catalyst components obtained therefrom | 04-16-2009 |
20090057961 | PROCESS FOR PRODUCING CLEAR POLYPROPYLENE BASED STRETCH BLOW MOLDED CONTAINERS WITH IMPROVED INFRARED HEAT-UP RATES - A process for producing clear injection stretch blow molded containers comprising:
| 03-05-2009 |
20090054608 | Process for Preparing Crystalline Ethylene (Co) Polymers - A process for preparing crystalline ethylene (co)polymers comprising (co)polymerizing ethylene in the presence of carried out in the presence catalyst system comprising (a) a solid catalyst component comprising Ti, Mg, halogen, ORI groups, where RI is a C1-C12 hydrocarbon group optionally containing heteroatoms, having ORI/Ti molar ratio of at least 0.5, an amount of titanium, with respect to the total weight of said solid catalyst component, higher than 4% by weight, and showing a specific pattern of the SS-NMR; and (b) an aluminum alkyl compound as a cocatalyst. The process allows to obtain in good yields ethylene polymers with narrow MWD. | 02-26-2009 |
20090048403 | Compositions Obtained From Recycled Polyolefins - Polyolefin compositions comprising, by weight: A) 30-80% of a polyolefin component containing not less than 80% of a waste material selected from polyethylene, polypropylene or their mixtures; B) 20-70% of a heterophasic polyolefin composition having flexural modulus equal to or lower than 600 MPa. | 02-19-2009 |
20090047456 | Propylene Polymers for Injection Molding Applications - Use of propylene copolymers with up to 50 wt % of units derived from at least one linear or branched alpha-olefin having from 2 to 10 carbon atoms other than propylene for producing injection-molded coating on a metallic pipe. | 02-19-2009 |
20090043045 | Polymerization Process for Preparing Polyolefin Blends - A process for preparing polyolefin blends comprising: a) polymerizing in a solution phase propylene or 1-butene to prepare a polymeric solution containing a semicrystalline polymer component; b) polymerizing in a solution phase 1-hexene or 1-octene to prepare a polymeric solution containing an amorphous polymer component; c) mixing the polymeric solutions obtained from steps a) and b); d) subjecting the mixture of step c) to a devolatilization step to separate a polyolefin blend comprising a semicrystalline component and an amorphous component; the polymerization steps a) and b) being carried out in two polymerization reactors connected in parallel. | 02-12-2009 |
20090036617 | Process for the Gas-Phase Polymerization of Olefins - A process for the gas-phase polymerization of α-olefÊns CH | 02-05-2009 |
20090036298 | Catalyst Components for the Polymerization of Olefins - Catalysts components for the polymerization of ethylene comprising Ti, Mg, halogen, OR | 02-05-2009 |
20090030098 | Propylene Polymers Having Broad Molecular Weight Distribution - Propylene homopolymers or copolymers containing up to 5.0 wt % of alpha-olefin units having from 2 to 8 carbon atoms other than propylene, characterized in that said propylene homopolymers or copolymers have Polydispersity Index value higher than 15, Melt Strength higher than 1.50 cN at 230° C. and Melt Flow Rate (ISO1133, 230° C./2.16 Kg) from 0.01 to 20 g/10 min. | 01-29-2009 |
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