Patents by Inventor Joachim T. M. Pater
Joachim T. M. Pater 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: 10167349Abstract: 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: GrantFiled: December 5, 2012Date of Patent: January 1, 2019Assignee: Basell Poliolefine Italia S.r.l.Inventors: Simona Guidotti, Alessandro Mignogna, Joachim T. M. Pater, Giampiero Morini
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Patent number: 10155825Abstract: A solid catalyst component for olefin polymerization, and in particular for the preparation of LLDPE, comprising Mg, Ti, halogen and an electron donor compound (ID) belonging to cyclic ethers having 3-6 carbon atoms, characterized by having the molar ratio Mg/Ti higher than 5, the molar ratio Mg/ID lower than 3, and by a specific X-ray diffraction spectrum.Type: GrantFiled: August 10, 2011Date of Patent: December 18, 2018Assignee: Basell Poliolefine Italia S.r.l.Inventors: Joachim T. M. Pater, Dario Liguori, Gianni Vitale, Gianni Collina, Diego Brita, Tiziano Dall'Occo, Giampiero Morini
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Patent number: 10138310Abstract: Disclosed is a process for making a linear low density polyethylene (LLDPE) having low gels. The process comprises copolymerizing ethylene with one or more C3-10 ?-olefins to produce an LLDPE resin which has a gel defect area less than 25 ppm. The copolymerization is performed in the presence of a Ziegler-Natta catalyst which comprises an MgCl2 support, a Ti(IV) complex, and a cyclic ether as an internal electron donor. The Ziegler-Natta catalyst has an Mg/Ti molar ratio greater than or equal to 7.Type: GrantFiled: August 24, 2010Date of Patent: November 27, 2018Assignee: Equistar Chemicals, LPInventors: Harilaos Mavridis, Debra L. Beran, Jeffrey R. Golden, Joachim T. M. Pater, Giampiero Morini
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Patent number: 9593171Abstract: 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: GrantFiled: March 29, 2012Date of Patent: March 14, 2017Assignee: Basell Poliolefine Italia S.r.l.Inventors: Simona Guidotti, Giampiero Morini, Simona Esposito, Alessandro Mignogna, Joachim T. M. Pater, Fabrizio Piemontesi, Diego Brita
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Patent number: 9487599Abstract: 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: GrantFiled: March 5, 2013Date of Patent: November 8, 2016Assignee: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Simona Guidotti, Giampiero Morini, Joachim T. M. Pater
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Patent number: 9416203Abstract: 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: GrantFiled: May 17, 2013Date of Patent: August 16, 2016Assignee: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Simona Guidotti, Giampiero Morini, Joachim T.M. Pater
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Patent number: 9068029Abstract: 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 ?-olefins CH2?CHR in which R is a hydrocarbon radical having 1-10 carbon atoms, to produce an ethylene copolymer.Type: GrantFiled: November 15, 2010Date of Patent: June 30, 2015Assignee: 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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Publication number: 20150158957Abstract: 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: ApplicationFiled: May 17, 2013Publication date: June 11, 2015Inventors: Alessandro Mignogna, Simona Guidotti, Giampiero Morini, Joachim T.M. Pater
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Publication number: 20150141595Abstract: Process for the polymerization of butene-1 carried out in the presence of a catalyst comprising (a) a solid catalyst component comprising Mg, Ti and an electron donor compound of the following formula (I) In which the R groups equal to or different from each other, are C1-C15 hydrocarbon groups, the R1-R2 groups, equal to or different from each other, are hydrogen, halogen or C1-C15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, P, S, N and Si, n and m are integer from 0 to 3 with the proviso that at least one of them is different from 0; (b) An aluminium alkyl cocatalyst and (c) an external electron donorType: ApplicationFiled: May 13, 2013Publication date: May 21, 2015Applicant: Basell Poliolefine Italia S.r.lInventors: Alessandro Mignogan, Simona Esposito, Simona Guidotti, Giampiero Morini, Joachim T.M. Pater, Fabrizio Piemontesi, Gianni Vitale
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Publication number: 20150141594Abstract: A catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) in which the R groups equal to or different from each other, are C1-C15 hydrocarbon groups, the R1-R2 groups, equal to or different from each other, are hydrogen, halogen or C1-C15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, P, S, N and Si, which can be fused together to form one or more cycles; n and m are integer from 0 to 3 with the proviso that at least one of them is different from 0 and that diisobutyl o-phenylenediacetate is excluded.Type: ApplicationFiled: June 5, 2013Publication date: May 21, 2015Applicant: Basell Poliolefine Italia S.r.I.Inventors: Alessandro Mignogna, Simona Guidotti, Igor Kashulin, Giampiero Morini, Ilya Nifant'ev, Joachim T.M. Pater
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Patent number: 9034783Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) In which R1 to R4 groups, equal to or different from each other, are hydrogen, C1-C15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, P, S, N and Si, R6 group is selected from C1-C15 hydrocarbon groups optionally containing an heteroatom selected from halogen, P, S, N and Si, and R5 is selected from phenyl groups mono or poly substituted with halogens, said groups R1-R4 being also optionally linked to form a saturated or unsaturated mono or poly cycle.Type: GrantFiled: June 15, 2012Date of Patent: May 19, 2015Assignee: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Davide Balboni, Antonio Cristofori, Simona Guidotti, Giampiero Morini, Joachim T. M. Pater
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Publication number: 20150133289Abstract: 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: ApplicationFiled: March 5, 2013Publication date: May 14, 2015Applicant: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Simona Guidotti, Ciampiero Morini, Joachim T.M. Pater
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Publication number: 20150025211Abstract: 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: ApplicationFiled: December 5, 2012Publication date: January 22, 2015Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: Simona Guidotti, Alessandro Mignogna, Joachim T.M. Pater, Giampiero Morini
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Patent number: 8921253Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) In which R to R4 groups, equal to or different from each other, are hydrogen, halogen or C1-C15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, P, S, N and Si, which may be linked to form a saturated or unsaturated mono or polycycle and R5 groups are selected from C1-C15 hydrocarbon groups optionally containing an heteroatom selected from halogen, P, S, N and Si.Type: GrantFiled: October 10, 2012Date of Patent: December 30, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Simona Guidotti, Giampiero Morini, Joachim T. M. Pater
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Patent number: 8835578Abstract: 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: GrantFiled: February 22, 2011Date of Patent: September 16, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Simona Guidotti, Fabrizio Piemontesi, Joachim T. M. Pater, Giampiero Morini
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Patent number: 8829126Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti, halogen and two electron donor compounds one of which selected those of formula (I) and the other being selected from succinates of formula (II):Type: GrantFiled: February 22, 2011Date of Patent: September 9, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Simona Guidotti, Fabrizio Piemontesi, Joachim T. M. Pater, Giampiero Morini
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Publication number: 20140243490Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) In which R to R4 groups, equal to or different from each other, are hydrogen, halogen or C1-C15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, P, S, N and Si, which may be linked to form a saturated or unsaturated mono or polycycle and R5 groups are selected from C1-C15 hydrocarbon groups optionally containing an heteroatom selected from halogen, P, S, N and Si.Type: ApplicationFiled: October 10, 2012Publication date: August 28, 2014Inventors: Alessandro Mignogna, Simona Guidotti, Giampiero Morini, Joachim T.M. Pater
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Publication number: 20140243489Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I) In which R to R12 groups, equal to or different from each other, are hydrogen, halogen or C1-C15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, P, S, N and Si, with the proviso that R groups cannot be hydrogen and that the carboxylate groups are in trans configuration with respect to each other.Type: ApplicationFiled: October 11, 2012Publication date: August 28, 2014Applicant: Basell Poliolefine Italia S.r.l.Inventors: Ilya Nifant'ev, Alessandro Mignogna, Vladimir Bagrov, Simona Esposito, Simona Guidotti, Giampiero Morini, Joachim T.M. Pater, Fabrizio Piemontesi, Sophia A. Toloraya
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Publication number: 20140148564Abstract: 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.Type: ApplicationFiled: March 14, 2012Publication date: May 29, 2014Applicant: Basell Poliolefine Italia S.r.l.Inventors: Dario Liguori, Gianni Vitale, Joachim T.M. Pater, Giampiero Morini, Simona Guidotti, Tiziano Dall'occo
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Publication number: 20140094576Abstract: A pre-polymerized catalyst component for the polymerization of olefins CH2?CHR, wherein R is hydrogen or a C1-C12 hydrocarbon group, characterized by comprising a non-stereospecific solid catalyst component, comprising Ti, Mg and a halogen, said pre-polymerized catalyst component containing an amount of a (co)polymer of a monomer having formula CH2?CHA, where A is a C6 aliphatic or aromatic ring, optionally substituted, up to 5 g per g of said solid catalyst component. Said prepolymerized catalyst shows an excellent balance in terms of activity, morphological stability, reduced tendency to agglomeration and hydrogen response.Type: ApplicationFiled: June 1, 2012Publication date: April 3, 2014Applicant: Basell Poliolefine Italia S.r.l.Inventors: Dario Liguori, Tiziano Dall'Occo, Gianni Vitale, Joachim T.M. Pater, Giampiero Morini