Patents by Inventor Antonio Mazzucco
Antonio Mazzucco has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240059974Abstract: A char handling section of a depolymerization plant for processing a char-containing liquid slurry generated during progressive depolymerization of plastic waste material.Type: ApplicationFiled: December 21, 2021Publication date: February 22, 2024Applicant: Basell Poliolefine Italia S.r.l.Inventors: Nicolò Arich de Finetti, Diego Brita, Antonio Mazzucco
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Publication number: 20230364574Abstract: An apparatus for polymerizing olefins including a polymerization reactor and a vessel system for pre-activating a solid catalyst component, wherein the vessel system is arranged upstream of the polymerization reactor. The vessel system includes a contacting vessel which includes a main portion, a base portion, a head portion, an inlet, an outlet, and a stirrer positioned within the contacting vessel, wherein the ratio (H/D) of the height (H) of the main portion to the diameter (D) of the main portion is 1.8 or greater. The stirrer is located at a position between the inlet and the outlet.Type: ApplicationFiled: September 21, 2021Publication date: November 16, 2023Applicant: Basell Polyolefine GmbHInventors: Tiziana Caputo, Pietro Baita, Maria Di Diego, Lorella Marturano, Antonio Mazzucco, Gabriele Mei, Giulia Mei, Roberta Pica
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Patent number: 11745158Abstract: A method for monitoring and controlling the polymerization in a polymerization vessel by using a camera viewing unit to (a) detect features of the polymer particles, or the particles' environment, (b) compare the features to pre-defined acceptable values of these features or the environment, and (c) if a variation from the pre-defined values is detected, act on process parameters to reduce or eliminate the variation.Type: GrantFiled: January 21, 2020Date of Patent: September 5, 2023Assignee: Basell Poliolefine Italia S.r.l.Inventors: Tiziana Caputo, Antonio Mazzucco, Nicolo Arich De Finetti, Marco Bocchino
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Publication number: 20220396649Abstract: A process for the continuous solution polymerization including the step of polymerizing a first olefin monomer of formula CH2?CHR1, wherein R1 is hydrogen or a hydrocarbon radical having from 1 to 8 carbon atoms with a second olefin monomer of formula CH2?CHR2, wherein R2 is a hydrocarbon radical having from 3 to 8 carbon atoms, in the presence of a polymerization catalyst and in the absence of an inert solvent, at a polymerization temperature (Tp) satisfying the following relationship: Tp?Tm+20° C. wherein Tm is the melting temperature of the obtained polymer.Type: ApplicationFiled: November 3, 2020Publication date: December 15, 2022Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: NICOLO ARICH DE FINETTI, PIETRO BAITA, ANTONIO MAZZUCCO, ROBERTA PICA
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Patent number: 11453767Abstract: 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).Type: GrantFiled: March 23, 2018Date of Patent: September 27, 2022Assignee: Basell Poliolefine Italia S.r.l.Inventors: Gabriele Mei, Antonio Mazzucco, Tiziana Caputo, Enrico Balestra, Davide Tartari, Gilberto Moscardi
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Patent number: 11390695Abstract: 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)Type: GrantFiled: March 7, 2018Date of Patent: July 19, 2022Assignee: Basell Poliolefine Italia S.r.l.Inventors: Gabriele Mei, Antonio Mazzucco, Tiziana Caputo, Enrico Balestra, Davide Tartari, Paola Massari
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Publication number: 20220072499Abstract: A method for monitoring and controlling the polymerization in a polymerization vessel by using a camera viewing unit to (a) detect features of the polymer particles, or the particles' environment, (b) compare the features to pre-defined acceptable values of these features or the environment, and (c) if a variation from the pre-defined values is detected, act on process parameters to reduce or eliminate the variation.Type: ApplicationFiled: January 21, 2020Publication date: March 10, 2022Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: TIZIANA CAPUTO, ANTONIO MAZZUCCO, NICOLO ARICH DE FINETTI, MARCO BOCCHINO
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Patent number: 11098143Abstract: A process for the polymerization of olefins in gas phase carried out in a reactor having two interconnected polymerization zones, a first zone (riser) and a second zone (downcomer), wherein growing polymer particles: a) flow through the riser under fast fluidization conditions established by feeding a mixture of gas and liquid; b) leave the riser and enter the downcomer, through which the growing polymer particles flow downward in a densified form; and c) leave the downcomer and are reintroduced into the riser, thereby establishing a circulation of polymer between the riser and the downcomer; the reactor is operated at a temperature between 0° C. and 5° C. above the dew point of the riser gas at the operating pressure, and in the riser, besides the growing polymer particles and gas flow, an amount of liquid is present.Type: GrantFiled: September 13, 2018Date of Patent: August 24, 2021Assignee: Basell Poliolefine Italia S.r.l.Inventors: Antonio Mazzucco, Enrico Balestra, Roberto Pantaleoni, Davide Tartari, Riccardo Rinaldi
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Patent number: 10792637Abstract: A fluid is fed into a polymer bed of a fluidized bed gas phase polymerization reactor by introducing the fluid into the polymer bed through a distributor protruding into the fluidized bed zone of the reactor and terminating with a discharge end positioned so that the following equation is fulfilled: d/D>0.002 wherein d is the distance of the distributor's discharge end from the wall of the reactor, and D is the diameter of the reactor in the fluidized bed zone.Type: GrantFiled: December 15, 2017Date of Patent: October 6, 2020Assignee: Basell Poliolefine Italia S.r.l.Inventors: Enrico Balestra, Tiziana Caputo, Massimo Covezzi, Maurizio Dorini, Antonio Mazzucco, Gabriele Mei, Ricardo Rinaldi
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Publication number: 20200216588Abstract: A process for the polymerization of olefins in gas phase carried out in a reactor having two interconnected polymerization zones, a first zone (riser) and a second zone (downcomer), wherein growing polymer particles: a) flow through the riser under fast fluidization conditions established by feeding a mixture of gas and liquid; b) leave the riser and enter the downcomer, through which the growing polymer particles flow downward in a densified form; and c) leave the downcomer and are reintroduced into the riser, thereby establishing a circulation of polymer between the riser and the downcomer; the reactor is operated at a temperature between 0° C. and 5° C. above the dew point of the riser gas at the operating pressure, and in the riser, besides the growing polymer particles and gas flow, an amount of liquid is present.Type: ApplicationFiled: September 13, 2018Publication date: July 9, 2020Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ANTONIO MAZZUCCO, ENRICO BALESTRA, ROBERTO PANTALEONI, DAVIDE TARTARI, RICCARDO RINALDI
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Patent number: 10604645Abstract: A process for the preparation of polyolefins carried out in the presence of an antistatic composition made from or containing: a) a compound of formula R—OH wherein R represents hydrogen or a linear or branched, saturated alkyl group having from 1 to 15 carbon atoms; and b) an oligomeric or polymeric organic compound having one or more terminal hydroxyl groups and a viscosity at 40° C. of at least about 20 mm2/sec (DIN 51562).Type: GrantFiled: November 28, 2016Date of Patent: March 31, 2020Assignee: Basell Poliolefine Italia S.r.l.Inventors: Antonio Mazzucco, Gabriele Mei, Tiziana Caputo, Roberto Pantaleoni, Enrico Balestra, Maria Di Diego, Mara Destro, Riccardo Rinaldi
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Patent number: 10556972Abstract: A gas-phase process for the homopolymerization or copolymerization of olefins carried out in the presence of a catalyst system formed by a contacting, in a liquid hydrocarbon and in the presence of hydrogen, (a) a solid catalyst component comprising Ti, Mg, and Cl, and optionally an internal electron donor compound, (b) an aluminum alkyl compound and optionally (c) an external donor compound.Type: GrantFiled: November 2, 2017Date of Patent: February 11, 2020Assignee: Basell Poliolefine Italia S.r.l.Inventors: Pietro Baita, Massimo Covezzi, Maria Di Diego, Lorella Marturano, Antonio Mazzucco, Gabriele Mei, Roberta Pica
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Publication number: 20200031957Abstract: 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)Type: ApplicationFiled: March 7, 2018Publication date: January 30, 2020Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: GABRIELE MEI, ANTONIO MAZZUCCO, TIZIANA CAPUTO, ENRICO BALESTRA, DAVIDE TARTARI, PAOLA MASSARI
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Publication number: 20200032041Abstract: 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).Type: ApplicationFiled: March 23, 2018Publication date: January 30, 2020Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: GABRIELE MEI, ANTONIO MAZZUCCO, TIZIANA CAPUTO, ENRICO BALESTRA, DAVIDE TARTARI, GILBERTO MOSCARDI
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Patent number: 10471407Abstract: A process for starting a multizone circulating reactor containing no polyolefin particles, comprising the steps of conveying gas through the reactor and the gas recycle line, feeding a particulate material comprising a polymerization catalyst and optionally polyolefin into the reactor, controlling the gas flow in a vertical reactor zone equipped with a throttling valve at the bottom so that the upwards gas velocity in the bottom part of this reaction zone is lower than the terminal free-fall velocity of the particulate material fed into the reactor, and, after the weight of the particulate polyolefin in this reactor zone is higher than the drag force of the upward moving gas, controlling the circulation rate of the polymer particles within the multizone circulating reactor by adjusting the opening of the throttling valve and adjusting the flow rate of a dosing gas.Type: GrantFiled: December 22, 2017Date of Patent: November 12, 2019Assignee: Basell Polyolefine GmbHInventors: Gabriele Mei, Massimo Covezzi, Gerhardus Meier, Antonio Mazzucco, Pietro Baita, Ulf Schueller, Lorella Marturano, Enrico Balestra
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Publication number: 20190336930Abstract: A fluid is fed into a polymer bed of a fluidized bed gas phase polymerization reactor by introducing the fluid into the polymer bed through a distributor protruding into the fluidized bed zone of the reactor and terminating with a discharge end positioned so that the following equation is fulfilled: d/D>0.002 wherein d is the distance of the distributor's discharge end from the wall of the reactor, and D is the diameter of the reactor in the fluidized bed zone.Type: ApplicationFiled: December 15, 2017Publication date: November 7, 2019Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ENRICO BALESTRA, TIZIANA CAPUTO, MASSIMO COVEZZI, MAURIZIO DORINI, ANTONIO MAZZUCCO, GABRIELE MEI, RICARDO RINALDI
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Publication number: 20190276566Abstract: A gas-phase process for the homopolymerization or copolymerization of olefins carried out in the presence of a catalyst system formed by a contacting, in a liquid hydrocarbon and in the presence of hydrogen, (a) a solid catalyst component comprising Ti, Mg, and Cl, and optionally an internal electron donor compound, (b) an aluminum alkyl compound and optionally (c) an external donor compound.Type: ApplicationFiled: November 2, 2017Publication date: September 12, 2019Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: PIETRO BAITA, MASSIMO COVEZZI, MARIA DI DIEGO, LORELLA MARTURANO, ANTONIO MAZZUCCO, GABRIELE MEI, ROBERTA PICA
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Patent number: 10221261Abstract: A process for the preparation of high purity propylene polymers carried out in the presence of a catalyst comprising the product obtained by contacting: (a) a solid catalyst component comprising Mg, Ti and at least a first internal electron donor compound (1ID) selected among the succinates and a second internal electron donor compound (2ID) selected among the 1,3-diethers, wherein the molar ratio of first internal donor over second internal donor 1ID:2ID is comprised between 4:6 and 9:1, with (b) an organo-aluminum compound, and optionally with (c) an external electron donor compound, said process being carried out at a temperature equal or higher than 78° C. and by employing a molar ratio of organo-aluminum compound over solid catalyst component (b):(a) of lower than 5.Type: GrantFiled: September 17, 2012Date of Patent: March 5, 2019Assignee: Basell Poliolefine Italia S.r.l.Inventors: Monica Galvan, Roberto Pantaleoni, Ofelia Fusco, Benedetta Gaddi, Andreas Neumann, Antonio Mazzucco, Gianni Collina, Gabriella Sartori
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Publication number: 20190023885Abstract: A process for the preparation of polyolefins carried out in the presence of an antistatic composition made from or containing: a) a compound of formula R—OH wherein R represents hydrogen or a linear or branched, saturated alkyl group having from 1 to 15 carbon atoms; and b) an oligomeric or polymeric organic compound having one or more terminal hydroxyl groups and a viscosity at 40° C. of at least about 20 mm2/sec (DIN 51562).Type: ApplicationFiled: November 28, 2016Publication date: January 24, 2019Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ANTONIO MAZZUCCO, GABRIELE MEI, TIZIANA CAPUTO, ROBERTO PANTALEONI, ENRICO BALESTRA, MARIA DI DIEGO, MARA DESTRO, RICCARDO RINALDI
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Publication number: 20180178180Abstract: A process for starting a multizone circulating reactor containing no polyolefin particles, comprising the steps of conveying gas through the reactor and the gas recycle line, feeding a particulate material comprising a polymerization catalyst and optionally polyolefin into the reactor, controlling the gas flow in a vertical reactor zone equipped with a throttling valve at the bottom so that the upwards gas velocity in the bottom part of this reaction zone is lower than the terminal free-fall velocity of the particulate material fed into the reactor, and, after the weight of the particulate polyolefin in this reactor zone is higher than the drag force of the upward moving gas, controlling the circulation rate of the polymer particles within the multizone circulating reactor by adjusting the opening of the throttling valve and adjusting the flow rate of a dosing gas.Type: ApplicationFiled: December 22, 2017Publication date: June 28, 2018Applicant: Basell Polyolefine GmbHInventors: Gabriele Mei, Massimo Covezzi, Gerhardus Meier, Antonio Mazzucco, Pietro Baita, Ulf Schueller, Lorella Marturano, Enrico Balestra