Patents by Inventor Fabrizio Piemontesi
Fabrizio Piemontesi 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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Patent number: 8598285Abstract: 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 CH2?CHZ wherein Z is a C3-C20 alkyl radical, comprising contacting 1-butene or 1-butene and one or more alpha olefins under polymerization conditions in the presence of a catalyst system comprising: (a) a solid component comprising a Ti compound and an internal electron-donor compound supported on MgCl2 (b) an alkylaluminum cocatalyst; and (c) a compound of formula (I) as external donor.Type: GrantFiled: July 2, 2010Date of Patent: December 3, 2013Assignee: Basell Poliolefine Italia, S.r.l.Inventors: Gianni Vitale, Fabrizio Piemontesi, Ines Mingozzi, Isabella Maria Vittoria Camurati
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Publication number: 20120316300Abstract: Catalyst component for the polymerization of olefins CH2?CHR in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising Mg, Ti, halogen and two electron donor compounds one of which selected those of formula (I) wherein: R2, equal to or different from each other, are hydrogen atoms or C1-C20 hydrocarbon radicals optionally containing heteroatoms belonging to groups 13-17 of the periodic table of the elements or alkoxy groups of formula —OR1, two or more of the R2 groups can be connected together to form a cycle; R1, equal to or different from each other, are C1-C20 hydrocarbon radicals optionally containing heteroatoms belonging to groups 13-17 of the periodic table of the elements, with the proviso that at least one of R2 is —OR1 and the other being selected from succinates of formula (II): wherein the radicals RI and RII, equal to or different from each other, are a C1-C20 linear or branched alkyl, alkenyl, cycloalkyl, aryl, arylalkyl or alkylaryl group, optionally containiType: ApplicationFiled: February 22, 2011Publication date: December 13, 2012Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: Simona Guidotti, Fabrizio Piemontesi, Joachim T.M. Pater, Giampiero Morini
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Publication number: 20120302709Abstract: Catalyst component for the polymerization of olefins CH2?CHR in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising Mg, Ti, halogen and two electron donor compounds one of which selected from alkoxybenzenes and the other being selected from those of formula (II) where RI and RII are the same or different and are hydrogen or linear or branched C1-C18 hydrocarbon groups which can also form one or more cyclic structures; RIII groups, equal or different from each other, are hydrogen or C1-C18 hydrocarbon groups; RIV groups equal or different from each other, have the same meaning of RIII except that they cannot be hydrogen; each of RI to RIV groups can contain heteroatoms selected from halogens, N, O, S and Si.Type: ApplicationFiled: February 22, 2011Publication date: November 29, 2012Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: Simona Guidotti, Fabrizio Piemontesi, Joachim T.M. Pater, Giampiero Morini
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Publication number: 20120232221Abstract: 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: (i) contacting the catalyst components (a), (b) and optionally (c) for a period of time ranging from 0.1 to 120 minutes, at a temperature ranging from 0 to 90° C.; (ii) polymerizing propylene in the optional presence of ethylene and/or C4-C10 alpha olefins producing a propylene (co)polymer being for at least 85% by weight of insoluble in xylene at 25° C. and (iii) in a successive step, carried out in gas-phase, in the presence of the product coming from (ii), polymerizing mixtures of ethylene with a-olefins CH2?CHR in which R is a hydrocarbon radical having 1-10 carbon atoms, to produce an ethylene copolymer.Type: ApplicationFiled: November 15, 2010Publication date: September 13, 2012Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: Gianni Collina, Marco Ciarafoni, Ofelia Fusco, Benedetta Gaddi, Monica Galvan, Giampiero Morini, Roberto Pantaleoni, Joachim T.M. Pater, Fabrizio Piemontesi, Francesca Verrocchio
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Patent number: 8227563Abstract: 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 CH2?CHZ wherein Z is a C3-C20 alkyl radical, comprising contacting 1-butene or 1-butene and one or more alpha olefins under polymerization conditions in the presence of a catalyst system comprising: (a) a solid component comprising a Ti compound and an internal electron-donor compound supported on MgCl2 (b) an alkylaluminum cocatalyst; and (c) a compound of formula (I) as external donor Wherein: R1, R2, R3 and R4, equal to or different from each other, are hydrogen atoms or C1-C20 hydrocarbon radicals optionally containing heteroatoms belonging to groups 13-17 of the Periodic Table of the Elements; or two R1, R2, R3 and R4 can be joined to form a C5-C20, saturated or unsaturated ring.Type: GrantFiled: March 31, 2010Date of Patent: July 24, 2012Assignee: Basell Poliolefine Italia s.r.l.Inventors: Gianni Vitale, Fabrizio Piemontesi, Ines Mingozzi, Isabella Maria Vittoria Camurati, Giampaolo Pellegatti
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Publication number: 20120116032Abstract: 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 CH2?CHZ wherein Z is a C3-C20 alkyl radical, comprising contacting 1-butene or 1-butene and one or more alpha olefins under polymerization conditions in the presence of a catalyst system comprising: (a) a solid component comprising a Ti compound and an internal electron-donor compound supported on MgCl2 (b) an alkylaluminum cocatalyst; and (c) a compound of formula (I) as external donorType: ApplicationFiled: July 2, 2010Publication date: May 10, 2012Applicant: Basell Poliolefine Italia s.r.l.Inventors: Gianni Vitale, Fabrizio Piemontesi, Ines Mingozzi, Isabella Maria Vittoria Camurati
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Publication number: 20120041161Abstract: 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 CH2?CHZ wherein Z is a C3-C20 alkyl radical, comprising contacting 1-butene or 1-butene and one or more alpha olefms under polymerization conditions in the presence of a catalyst system comprising: (a) a solid component comprising a Ti compound and an internal electron-donor compound supported on MgCl2 (b) an alkylaluminum co catalyst; and (c) a compound of formula (I) as external donor Wherein: R1, R2, R3 and R4, equal to or different from each other, are hydrogen atoms or C1-C20 hydrocarbon radicals optionally containing heteroatoms belonging to groups 13-17 of the Periodic Table of the Elements; or two R1, R2, R3 and R4 can be joined to form a C5-C20, saturated or unsaturated ring.Type: ApplicationFiled: March 31, 2010Publication date: February 16, 2012Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: Gianni Vitale, Fabrizio Piemontesi, Ines Mingozzi, Isabella Maria Vittoria Camurati, Giampaolo Pellegatti
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Publication number: 20110152480Abstract: 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 The solid catalyst component is able to give in high yields polyolefins with high stereoregularity.Type: ApplicationFiled: September 3, 2009Publication date: June 23, 2011Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: Yuri Gulevich, Fabrizio Piemontesi, Benedetta Gaddi, Simona Guidotti, Ilya E. Nifant'ev, Andrey Lyubimtsev
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Publication number: 20110136981Abstract: The present invention relates to butene-1 copolymers containing up to 40% by mol of ethylene and/or propylene derived units characterized by the following properties: d) Product of the reactivity ratios r1·r2?2; e) Content of butene-1 units in form of isotactic pentads (mmmm)>98%; and f) absence of 4,1 insertions of butene units.Type: ApplicationFiled: January 26, 2011Publication date: June 9, 2011Applicant: BASELL POLIOLEFINE ITALIA S.P.A.Inventors: Giampiero Morini, Fabrizio Piemontesi, Gianni Vitale, Daniele Bigiavi, Anteo Pelliconi, Enea Garagnani, Pietro Baita
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Patent number: 7943717Abstract: The present invention relates to butene-1 copolymers containing up to 40% by mol of ethylene and/or propylene derived characterized by the following properties: d) Product of the reactivity ratios r1·r2?2; e) Content of butene-1 units in form of isotactic pentads (mmmm)>98%; and f) absence of 4,1 insertions of butene units.Type: GrantFiled: November 3, 2003Date of Patent: May 17, 2011Assignee: Basell Poliolefine Italia, S.p.A.Inventors: Giampiero Morini, Fabrizio Piemontesi, Gianni Vitale, Daniele Bigiavi, Anteo Pelliconi, Enea Garagnani, Pietro Baita
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Patent number: 7776986Abstract: Butene-1 (co)polymers characterized by the following properties: content of butene-1 units in the form of isotactic pentads (mmmm) from 25 to 55%; intrinsic viscosity [?] measured in tetraline at 135° C. from 1 to 3 dL/g; content of xylene insoluble fraction at 0° C. from 3 to 60%; and a ratio ES2/ES1?1, where ES1 is the boiling diethyl ether soluble fraction determined on the polymer as such and ES2 is the boiling diethyl ether soluble fraction determined after milling the polymer. The butene-1 (co)polymers show a good balance between processability and elastomeric behavior.Type: GrantFiled: October 12, 2005Date of Patent: August 17, 2010Assignee: Basell Poliolefine Italia s.r.l.Inventors: Dino Bacci, Friederike Morhard, Fabrizio Piemontesi, Maria Silvia Tonti, Gianni Vitale, Giampiero Morini, Anteo Pelliconi
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Publication number: 20090326156Abstract: butene-1 copolymers containing: a) from 1 to 7% by mole of ethylene derived units, and b) from 3 to 20% by mole of units derived from one or more alpha-olefin(s) having general formula H2C?CHR, wherein R is methyl or a linear or branched alkyl radical C3-C8; said copolymers having a molecular weight distribution with a ratio Mw| Mn of less than or equal to 4 and a (b)/(a) molar ratio of more than or equal to 2.3.Type: ApplicationFiled: May 17, 2007Publication date: December 31, 2009Inventors: Giampaolo Pellegatti, Stefano Spataro, Fabrizio Piemontesi, Gianni Vitale
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Patent number: 7592286Abstract: A process for preparing a catalyst component, comprising a Mg compound a Ti compound and an electron donor compound (ED) selected from alcohol, glycols, esters, ketones, amines, amides, nitrites, alkoxysilanes and aliphatic ethers as essential compounds, comprising two or more steps of reaction involving the use of at least one of said essential compounds as fresh reactant alone or in a mixture in which it constitutes the main component, said process being characterized by the fact that in the last of said one or more reaction steps the essential compound used as a fresh reactant is the ED compound.Type: GrantFiled: May 7, 2004Date of Patent: September 22, 2009Assignee: Basell Poliolefine Italia s.r.l.Inventors: Giampiero Morini, Tiziano Dall'Occo, Fabrizio Piemontesi, Rosa Spoto, Paolo Vincenzi, Gianni Vitale
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Patent number: 7482413Abstract: The present invention relates to MgCl2.(EtOH),m(ROH)n(H2O)p adduct in which R is a C1-C15 hydrocarbon group different from ethyl, n and m are indexes, higher than 0, satisfying the equations (n+m)?0.7 and 0.05?n/(n+m)?0.95 and p is a number ranging from 0 to 0.7 with the proviso that when R is methyl and (n+m) is in the range of 0.7 to 1, the value of n/(n+m) ranges from 0.05 to 0.45. The catalyst components obtained from the adducts of the present invention are capable to give catalysts for the polymerization of olefins characterized by enhanced activity with respect to the catalysts prepared from the adducts of the prior art.Type: GrantFiled: March 9, 2004Date of Patent: January 27, 2009Assignee: Basell Poliolefine Italia s.r.l.Inventors: Giampiero Morini, Giulio Balbontin, Fabrizio Piemontesi, Maria Fusto, Gianni Vitale, Giansiro Prini
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Publication number: 20080004409Abstract: Butene-1 (co)polymers characterized by the following properties: content of butene-1 units in the form of isotactic pentads (mmmm) from 25 to 55%; intrinsic viscosity [?] measured in tetraline at 135° C. from 1 to 3 dL/g; content of xylene insoluble fraction at 0° C. from 3 to 60%; and a ratio ES2/ES1>1, where ES1 is the boiling diethyl ether soluble fraction determined on the polymer as such and ES2 is the boiling diethyl ether soluble fraction determined after milling the polymer. The butene-1 (co)polymers show a good balance between processability and elastomeric behavior.Type: ApplicationFiled: October 12, 2005Publication date: January 3, 2008Applicant: Basell Poliolefine Italia s.r.l.Inventors: Dino Bacci, Friederike Morhard, Fabrizio Piemontesi, Maria Tonti, Gianni Vitale, Giampiero Morini, Anteo Pelliconi
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Publication number: 20070282147Abstract: Lewis base adducts comprising MgCln(OR)2-n, and an aprotic Lewis base that are in molar ratios to each other defined by the formula MgCln(OR)2-nLBp in which n is from 0.1 to 1.9, p is higher than 0.4, and R is a C1-C15 hydrocarbon group. The adducts of the present invention are particularly useful as precursors of Ziegler-Natta catalyst components for the polymerization of olefins.Type: ApplicationFiled: March 3, 2005Publication date: December 6, 2007Applicant: Basell Poliolefine Italia s.r.l.Inventors: Yuri Gulevich, Isabella Comurati, Antonio Cristofori, Tiziano Dall'Occo, Giampiero Morini, Fabrizio Piemontesi, Gianni Vitale
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Publication number: 20070021295Abstract: A process for preparing a catalyst component, comprising a Mg compound a Ti compound and an electron donor compound (ED) selected from alcohol, glycols, esters, ketones, amines, amides, nitrites, alkoxysilanes and aliphatic ethers as essential compounds, comprising two or more steps of reaction involving the use of at least one of said essential compounds as fresh reactant alone or in a mixture in which it constitutes the main component, said process being characterized by the fact that in the last of said one or more reaction steps the essential compound used as a fresh reactant is the ED compound.Type: ApplicationFiled: May 7, 2004Publication date: January 25, 2007Applicant: Basell Poliolefine Italia s.r.l.Inventors: Giampiero Morini, Tiziano Dall'Occo, Fabrizio Piemontesi, Rosa Spoto, Paolo Vincenzi, Gianni Vitale
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Publication number: 20060217261Abstract: The present invention relates to MgCl2.(EtOH),m(ROH)n(H20)p adduct in which R is a C1-C15 hydrocarbon group different from ethyl, n and m are indexes, higher than 0, satisfying the equations (n+m)?0.7 and 0.05?n/(n+m)?0.95 and p is a number ranging from 0 to 0.7 with the proviso that when R is methyl and (n+m) is in the range of 0.7 to 1, the value of n/(n+m) ranges from 0.05 to 0.45. The catalyst components obtained from the adducts of the present invention are capable to give catalysts for the polymerization of olefins characterized by enhanced activity with respect to the catalysts prepared from the adducts of the prior art.Type: ApplicationFiled: March 9, 2004Publication date: September 28, 2006Applicant: Basell Poliolefine Italia s.r.l.Inventors: Giampiero Morini, Giulio Balbontin, Fabrizio Piemontesi, Maria Fusto, Gianni Vitale, Giansiro Prini
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Publication number: 20060155071Abstract: The present invention relates to butene-1 copolymers containing up to 40% by mol of ethylene and/or propylene derived characterized by the following properties: d) Product of the reactivity ratios r1·r2?; e) Content of butene-1 units in form of isotactic pentads (mmmm)>98%; and f) absence of 4,1 insertions of butene units.Type: ApplicationFiled: November 3, 2003Publication date: July 13, 2006Inventors: Giampiero Morini, Fabrizio Piemontesi, Gianni Vitale, Daniele Bigiavi, Anteo Pelliconi, Enea Garagnani, Pietro Baita
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Patent number: 7067690Abstract: Process for modifying the relative ratios of the components of a liquid starting mixture of specific diastereoisomers, containing at least two asymmetric carbon atoms comprising contacting said liquid mixture with a Lewis acid compound capable of co-ordinating a compound having at least two Lewis basic functionalities and subjecting the resulting mixture to conditions such that a reaction product, having a molar ratio between its diastereoisomeric components different from the corresponding molar ratio in the said liquid starting mixture, becomes separated from the said liquid mixture, said process being carried out using an amount of said Lewis acid not enough to co-ordinate the total amount of the diastereoisomeric components of the liquid starting mixture. This method shows an excellent balance of efficiency and easiness of procedure that cannot be reached with the physical methods of diastereoisomers separation known in the art.Type: GrantFiled: December 20, 2002Date of Patent: June 27, 2006Assignee: Basell Poliolefine Italia S.p.A.Inventors: Giampiero Morini, Fabrizio Piemontesi, Antonio Cristofori, Stefania Milani