Patents by Inventor Simona Guidotti

Simona Guidotti 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).

  • Patent number: 10584192
    Abstract: The present disclosure provides a solid catalyst component obtainable by a process including: (a) a first step in which Ti(OEt)4, is reacted with a Mg based compound of formula MgCln(ORI)2-n, where n is from about 0.5 to about 1.5, RI is a C1-C10 alkyl groups, the Ti(OEt)4 and the Mg compound are used in amounts such that the Ti/Mg molar ratio is of about 0.2 to about 0.4, the reaction temperature is about 110 to about 130° C., and the reaction time is about 2 to about 5 hours; and (b) a subsequent step in which the product obtained in step (a) is reacted with a Ti compound of the formula Ti(ORI)4-yCly, where y is a number between 3 and 4.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: March 10, 2020
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Simona Guidotti, Tiziano Dall'Occo, Dario Liguori, Giampiero Morini
  • Publication number: 20190338055
    Abstract: The present disclosure provides a solid catalyst component obtainable by a process including: (a) a first step in which Ti(OEt)4, is reacted with a Mg based compound of formula MgCln(ORI)2-n, where n is from about 0.5 to about 1.5, RI is a C1-C10 alkyl groups, the Ti(OEt)4 and the Mg compound are used in amounts such that the Ti/Mg molar ratio is of about 0.2 to about 0.4, the reaction temperature is about 110 to about 130° C., and the reaction time is about 2 to about 5 hours; and (b) a subsequent step in which the product obtained in step (a) is reacted with a Ti compound of the formula Ti(ORI)4-yCly, where y is a number between 3 and 4.
    Type: Application
    Filed: April 24, 2017
    Publication date: November 7, 2019
    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
    Inventors: SIMONA GUIDOTTI, TIZIANO DALL'OCCO, DARIO LIGUORI, GIAMPIERO MORINI
  • Publication number: 20190284316
    Abstract: A catalyst component for the polymerization of olefins, comprising Ti, Mg, halogen, an electron donor (ID) selected from the group consisting of aliphatic cyclic ethers and alkyl esters of aliphatic monocarboxylic acids and a compound of a metal selected from the group consisting of Zn and Cu, wherein the catalyst component is devoid of Zn—C or Cu—C bonds and the Mg/Ti molar ratio ranges from 4.0 to 50.0.
    Type: Application
    Filed: July 7, 2017
    Publication date: September 19, 2019
    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
    Inventors: TIZIANO DALL'OCCO, SIMONA GUIDOTTI, DARIO LIGUORI, GIAMPIERO MORINI
  • Publication number: 20190248930
    Abstract: A process for the preparation of a solid catalyst component for the homo or copolymerization of olefins, wherein the solid catalyst component is made from or contains Mg, Ti, halogen and an electron donor selected from cycloalkyl ethers, wherein the process includes the steps of (a) dissolving a Mg based compound and a TiCl3 based compound in a liquid medium further made from or containing a cycloalkyl ether and a compound of formula R2OH where R2 is a C1-C20 hydrocarbon group, in which the Ti/Mg molar ratio ranges from 0.1 to 0.5, the cycloalkyl ether/Mg ratio ranges from 1 to 4 and the ROH/Mg molar ratio ranges from 1 to 4; and (b) adding, to the solution coming from step (a), SiCl4 in an amount such that the R2OH/SiCl4 molar ratio ranges from 0.5 to 1.5 and maintaining the temperature in the range 50-150° C. thereby precipitating the solid catalyst component particles.
    Type: Application
    Filed: September 25, 2017
    Publication date: August 15, 2019
    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
    Inventors: SIMONA GUIDOTTI, TIZIANO DALL'OCCO, DARIO LIGUORI, GIAMPIERO MORINI
  • Patent number: 10308734
    Abstract: Catalyst components component for the (co)polymerization of olefins CH2?CHR, in which R is a hydrocarbyl radical with 1-12 carbon atoms, optionally in mixture with ethylene, comprising Ti, Mg, Zn, Cl, and an electron donor compound characterized by the fact that more than 50% of the titanium atoms are in the +4 valence state, and that the amount of Zn ranges from 0.1 to 4% by weight based on then total weight of said solid catalyst component.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: June 4, 2019
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Simona Guidotti, Simona Esposito, Dario Liguori, Giampiero Morini, Fabrizio Piemontesi, Gianni Vitale
  • Patent number: 10208135
    Abstract: A catalyst component comprising Ti, Mg, Cl, and an electron donor compound having porosity of at least 0.2 cm3/g and characterized by the fact that it further comprises Cu oxide, with the proviso that when the electron donor compound is selected from esters of phthalic acids, the porosity is of at least 0.45 cm3/g.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: February 19, 2019
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Simona Guidotti, Dario Liguori, Giampiero Morini
  • Patent number: 10167349
    Abstract: 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 (b) an alkylaluminum cocatalyst and (c) an ester of formula R?OOC—(CR?2)m—COOR? in which m is an integer from 2 to 7, the R? groups, equal to or different from each other, are C1-C10 alkyl groups and the R? groups, independently, are hydrogen or C1-C15 hydrocarbon groups.
    Type: Grant
    Filed: December 5, 2012
    Date of Patent: January 1, 2019
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Simona Guidotti, Alessandro Mignogna, Joachim T. M. Pater, Giampiero Morini
  • Patent number: 10113012
    Abstract: The present disclosure relates to a solid catalyst component for the (co)polymerization of olefins CH2?CHR, in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising Ti, Mg, and Cl, and optionally an electron donor compound selected from the group consisting of ethers, amines, silanes, carbamates ketones, esters of aliphatic acids, alkyl and aryl esters of optionally substituted aromatic polycarboxylic acids, diol derivatives chosen among monoesters monocarbamates and monoesters monocarbonates or mixtures thereof, comprising from 0.1 to 50% wt of Bi with respect to the total weight of the solid catalyst component.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: October 30, 2018
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Simona Guidotti, Tiziano Dall'Occo, Dario Liguori, Giampiero Morini, Fabrizio Piemontesi, Gianni Vitale
  • Patent number: 9714303
    Abstract: A solid catalyst component for the polymerization of olefins comprising Mg, Ti, Cl and at least an electron donor compound which is the reaction product obtained by bringing into contact a Mg compound and a Ti compound having at least a Ti-halogen bond with an electron donor selected from specific diphenol derivatives.
    Type: Grant
    Filed: May 13, 2014
    Date of Patent: July 25, 2017
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Alessandro Mignogna, Reynald Chevalier, Simona Guidotti, Dario Liguori, Giampiero Morini, Martin Schneider
  • Patent number: 9683062
    Abstract: The present disclosure relates to a process for the preparation of a porous propylene carried out in the presence of a catalyst system comprising (a) a Ziegler-Natta catalyst containing at least two electron donor compounds, one of which is 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 comprising the following steps: i) contacting the catalyst components (a) and (b) for a period of time ranging from 1 to 60 minutes, at a temperature ranging from 35 to 55° C.; optionally, ii) pre-polymerizing with one or more olefins of formula CH2?CHR, where R is H or a C1-C10 hydrocarbon group, up to forming amounts of polymer from about 0.1 up to about 1000 g per gram of solid catalyst component (a); and iii) polymerizing propylene in the optional presence of minor amounts of ethylene and/or C4-C10 alpha olefins for producing the porous propylene (co)polymer.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: June 20, 2017
    Assignee: Basell Poliolefin Italia S.r.l.
    Inventors: Benedetta Gaddi, Marco Bocchino, Gianni Collina, Ofelia Fusco, Simona Guidotti, Antonio Mazzucco, Roberto Pantaleoni, Fabrizio Piemontesi
  • Patent number: 9676883
    Abstract: The present disclosure relates to propylene-ethylene copolymers comprising an ethylene content of 0.1-10% by weight, a molecular weight distribution (MWD), expressed in terms of Mw/Mn, of greater than 3.0 and a xylene soluble (XS) fraction content defined by values that fall below the line given by the equation XS=1.0296·e0.435C2. The propylene-ethylene copolymers advantageously exhibit high transparency and low melting temperatures.
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: June 13, 2017
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Fabrizio Piemontesi, Caroline Cathelin, Simona Guidotti, Dario Liguori, Giampiero Morini, Davide Tartari, Gianni Vitale
  • Patent number: 9598511
    Abstract: A solid catalyst component for the (co)polymerization of olefins CH2?CHR, in which R is a hydrocarbyl radical with 1-12 carbon atoms, optionally in mixture with ethylene, comprising Ti, Mg, Cu, Cl, and an electron donor compound characterized by the fact that the Cu/Ti weight ratio is lower than 0.5.
    Type: Grant
    Filed: April 2, 2014
    Date of Patent: March 21, 2017
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Simona Guidotti, Dario Liguori, Giampiero Morini, Fabrizio Piemontesi
  • Publication number: 20170073444
    Abstract: The present disclosure relates to propylene-ethylene copolymers comprising an ethylene content of 0.1-10% by weight, a molecular weight distribution (MWD), expressed in terms of Mw/Mn, of greater than 3.0 and a xylene soluble (XS) fraction content defined by values that fall below the line given by the equation XS=1.0296·e0.435C2. The propylene-ethylene copolymers advantageously exhibit high transparency and low melting temperatures.
    Type: Application
    Filed: May 6, 2015
    Publication date: March 16, 2017
    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
    Inventors: FABRIZIO PIEMONTESI, CAROLINE CATHELIN, SIMONA GUIDOTTI, DARIO LIGUORI, GIAMPIERO MORINI, DAVIDE TARTARI, GIANNI VITALE
  • Patent number: 9593171
    Abstract: A porous 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 selected from 1,3-diethers and the other being selected from succinates, characterized by the fact that the molar ratio ID/Ti is from 0.30 to 0.90, where ID is the total molar amount of succinate and 1,3-diether, the molar ratio of the 1,3-diether donor to the succinate donor is higher than, or equal to, 0.60.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: March 14, 2017
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Simona Guidotti, Giampiero Morini, Simona Esposito, Alessandro Mignogna, Joachim T. M. Pater, Fabrizio Piemontesi, Diego Brita
  • Publication number: 20170066851
    Abstract: The present disclosure relates to a solid catalyst component for the (co)polymerization of olefins CH2?CHR, in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising Ti, Mg, and Cl, and optionally an electron donor compound selected from the group consisting of ethers, amines, silanes, carbamates ketones, esters of aliphatic acids, alkyl and aryl esters of optionally substituted aromatic polycarboxylic acids, diol derivatives chosen among monoesters monocarbamates and monoesters monocarbonates or mixtures thereof, comprising from 0.1 to 50% wt of Bi with respect to the total weight of the solid catalyst component.
    Type: Application
    Filed: March 10, 2015
    Publication date: March 9, 2017
    Applicant: BASELL POLIOLEFIINE ITALIA S.R.L.
    Inventors: SIMONA GUIDOTTI, TIZANO DALL'OCCO, DARIO LIGUORI, GIAMPIERO MORINI, FABRIZIO PIEMONTESI, GIANNI VITALE
  • Patent number: 9487599
    Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) In which R1 groups are selected from C1-C15 hydrocarbon groups, R8 groups, equal or different to each other, are selected from hydrogen, halogen and C1-C15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, O, P, S, N and Si and L is a divalent hydrocarbon group optionally containing heteroatoms selected from halogen, O, P, S, N and Si.
    Type: Grant
    Filed: March 5, 2013
    Date of Patent: November 8, 2016
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Alessandro Mignogna, Simona Guidotti, Giampiero Morini, Joachim T. M. Pater
  • Publication number: 20160304642
    Abstract: The present disclosure relates to a process for the preparation of a porous propylene carried out in the presence of a catalyst system comprising (a) a Ziegler-Natta catalyst containing at least two electron donor compounds, one of which is 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 comprising the following steps: i) contacting the catalyst components (a) and (b) for a period of time ranging from 1 to 60 minutes, at a temperature ranging from 35 to 55° C.; optionally, ii) pre-polymerizing with one or more olefins of formula CH2?CHR, where R is H or a C1-C10 hydrocarbon group, up to forming amounts of polymer from about 0.1 up to about 1000 g per gram of solid catalyst component (a); and iii) polymerizing propylene in the optional presence of minor amounts of ethylene and/or C4-C10 alpha olefins for producing the porous propylene (co)polymer.
    Type: Application
    Filed: October 21, 2014
    Publication date: October 20, 2016
    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
    Inventors: BENEDETTA GADDI, MARCO BOCCHINO, GIANNI COLLINA, OFELIA FUSCO, SIMONA GUIDOTTI, ANTONIO MAZZUCCO, ROBERTO PANTALEONI, FABRIZIO PIEMONTESI
  • Patent number: 9416203
    Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) in which R2-R8 groups, equal or different to each other, are selected from hydrogen, halogen and C1-C15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, O, P, S, N, and Si and R9 groups are selected from C1-C15 hydrocarbon groups optionally containing an heteroatom selected from halogen, O, P, S, N, and Si.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: August 16, 2016
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Alessandro Mignogna, Simona Guidotti, Giampiero Morini, Joachim T.M. Pater
  • Publication number: 20160115261
    Abstract: A solid catalyst component for the polymerization of olefins comprising Mg, Ti, Cl and at least an electron donor compound which is the reaction product obtained by bringing into contact a Mg compound and a Ti compound having at least a Ti-halogen bond with an electron donor selected from specific diphenol derivatives.
    Type: Application
    Filed: May 13, 2014
    Publication date: April 28, 2016
    Inventors: Alessandro Mignogna, Reynald Chevalier, Simona Guidotti, Dario Liguori, Giampiero Morini, Martin Schneider
  • Publication number: 20160032026
    Abstract: A solid catalyst component for the (co)polymerization of olefins CH2?CHR, in which R is a hydrocarbyl radical with 1-12 carbon atoms, optionally in mixture with ethylene, comprising Ti, Mg, Cu, Cl, and an electron donor compound characterized by the fact that the Cu/Ti weight ratio is lower than 0.5.
    Type: Application
    Filed: April 2, 2014
    Publication date: February 4, 2016
    Applicant: BASEBALL POLYOLEFINE ITALIA S.R.L.
    Inventors: Simona Guidotti, Dario Liguori, Giampiero Morini, Fabrizio Piemontesi