Patents by Inventor Kalle Kallio
Kalle Kallio 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: 20240002560Abstract: The invention provides a process for the preparation of a multimodal ethylene polymer in a multistage process in the presence of a catalyst comprising a complex of formula (lx) wherein each X is a sigma donor ligand; each Het is independently a monocyclic or multicyclic heteroaromatic or heterocyclic group containing at least one heteroatom selected from O, N or S; L is a carbon, silicon or germanium based divalent bridge in which one or two backbone atoms link the ligands; M is Ti, Zr or Hf; each R1 is the same or different and is a linear CMO alkyl group, or linear CHO alkoxy, each n is 0 to 3; each R2 is the same or different and is a C1-10 alkyl group, C1-10 alkoxy group or —Si(R)3 group; each R is the same or different and is C1-10 alkyl or phenyl group optionally substituted by 1 to 3 C1-6 alkyl groups; and eachp is 0 to 3;Type: ApplicationFiled: July 23, 2021Publication date: January 4, 2024Inventors: Georgy KIPIANI, Jyrki KAUHANEN, Felice DE SANTIS, Marja MUSTONEN, Matthias HOFF, Kalin SIMEONOV, Kimmo HAKALA, Jarkko HASSINEN, Maria RANIERI, Esko SAIKKONEN, Tiina HÄMÄLÄINEN, Stefan POLLHAMMER, Pascal CASTRO, Irfan SAEED, Kalle KALLIO
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Publication number: 20220220231Abstract: New, improved silica supported catalyst system, which comprises a specific class of metallocene complexes in combination with a boron containing cocatalyst and an aluminoxane cocatalyst, its use for producing propylene homopolymers, propylene copolymers, especially with ethylene, as well as heterophasic propylene copolymers, preferably in a multistep process including a gas phase polymerization step.Type: ApplicationFiled: May 20, 2020Publication date: July 14, 2022Inventors: Luigi Maria Cristoforo RESCONI, Wilfried TOELTSCH, Ville VIRKKUNEN, Kalle KALLIO, Soile LUSTIG, Noureddine AJELLAL, Marja MUSTONEN, Alexander REZNICHENKO
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Patent number: 10982019Abstract: A process for the offline deactivation of at least one single site catalyst comprising contacting said catalyst with a deactivating agent selected from an aprotic low molecular weight carbonyl group containing organic compound or an aprotic low molecular weight orthoester or an aprotic low molecular weight acetal compound.Type: GrantFiled: June 22, 2017Date of Patent: April 20, 2021Assignee: BOREALIS AGInventors: Irfan Saeed, Katri Nikkilä, Kalle Kallio
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Publication number: 20190330389Abstract: A process for the offline deactivation of at least one single site catalyst comprising contacting said catalyst with a deactivating agent selected from an aprotic low molecular weight carbonyl group containing organic compound or an aprotic low molecular weight orthoester or an aprotic low molecular weight acetal compound.Type: ApplicationFiled: June 22, 2017Publication date: October 31, 2019Inventors: Irfan Saeed, Katri Nikkilä, Kalle Kallio
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Patent number: 10457758Abstract: Supported Ziegler-Natta ethylene polymerization procatalyst comprising special bi-(oxygen containing ring) compounds as internal donor, as well as a process for preparing the same and use of such a procatalyst for preparing a catalyst system used in the polymerization of ethylene for producing high molecular weight polyethylenes.Type: GrantFiled: December 20, 2013Date of Patent: October 29, 2019Assignee: BOREALIS AGInventors: Kumudini Jayaratne, Elina Hamalainen, Kalle Kallio
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Patent number: 9475890Abstract: A catalyst comprising (i) a metallocene complex of a group (IV) metal said metallocene comprising at least two cyclopentadienyl type ligands; (ii) a boron cocatalyst; and (iii) an aluminoxane cocatalyst; said catalyst being in solid form, preferably in solid particulate form, and being free from an external carrier.Type: GrantFiled: October 17, 2013Date of Patent: October 25, 2016Assignee: Borealis AGInventors: Kalle Kallio, Marja Mustonen, Lauri Huhtanen, John Severn, Pascal Castro, Ville Virkkunen, Anu-Leena Hongell, Ismo Lehtiniemi
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Patent number: 9469700Abstract: A process for the polymerization of at least one olefin comprising reacting said at least one olefin with a catalyst comprising: (i) a metallocene complex said metallocene comprising at least two cyclopentadienyl type ligands; (ii) a boron cocatalyst; and (iii) an aluminoxane cocatalyst; said catalyst being in solid form, preferably in solid particulate form, and being free from an external carrier.Type: GrantFiled: October 17, 2013Date of Patent: October 18, 2016Assignee: Borealis AGInventors: Kalle Kallio, Marja Mustonen, Lauri Huhtanen, John Severn, Pascal Castro, Ville Virkkunen, Anu-Leena Hongell, Ismo Lehtiniemi
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Patent number: 9469708Abstract: A process for the preparation of a propylene homopolymer comprising polymerizing propylene in the presence of a catalyst comprising: (i) a metallocene complex of a group (IV) metal said metallocene comprising at least two cyclopentadienyl type ligands; (ii) a boron cocatalyst; and (iii) an aluminoxane cocatalyst; said catalyst being in solid form, preferably in solid particulate form, and being free from an external carrier; preferably wherein the melting point of the propylene polymer is controlled by adjusting the amount of or nature of the boron cocatalyst.Type: GrantFiled: October 17, 2013Date of Patent: October 18, 2016Assignee: Borealis AGInventors: Pascal Castro, Kalle Kallio, Laurie Huhtanen, Ville Virkkunen, Noureddine Ajellal
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Publication number: 20150337060Abstract: A process for the preparation of a propylene homopolymer comprising polymerising propylene in the presence of a catalyst comprising: (i) a metallocene complex of a group (IV) metal said metallocene comprising at least two cyclopentadienyl type ligands; (ii) a boron cocatalyst; and (iii) an aluminoxane cocatalyst; said catalyst being in solid form, preferably in solid particulate form, and being free from an external carrier; preferably wherein the melting point of the propylene polymer is controlled by adjusting the amount of or nature of the boron cocatalyst.Type: ApplicationFiled: October 17, 2013Publication date: November 26, 2015Applicant: BOREALIZ AGInventors: Pascal Castro, Kalle Kallio, Laurie Huhtanen, Ville Virkkunen
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Publication number: 20150315316Abstract: Supported Ziegler-Natta ethylene polymerisation procatalyst comprising special bi-(oxygen containing ring) compounds as internal donor, as well as a process for preparing the same and use of such a procatalyst for preparing a catalyst system used in the polymerisation of ethylene for producing high molecular weight polyethylenes.Type: ApplicationFiled: December 20, 2013Publication date: November 5, 2015Inventors: Kumudini JAYARATNE, Elina HAMALAINE, Kalle KALLIO
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Publication number: 20150266979Abstract: A catalyst comprising (i) a metallocene complex of a group (IV) metal said metallocene comprising at least two cyclopentadienyl type ligands; (ii) a boron cocatalyst; and (iii) an aluminoxane cocatalyst; said catalyst being in solid form, preferably in solid particulate form, and being free from an external carrier.Type: ApplicationFiled: October 17, 2013Publication date: September 24, 2015Applicant: BOREALIS AGInventors: Kalle Kallio, Marja Mustonen, Lauri Huhtanen, John Severn, Pascal Castro, Ville Virkkunen, Anu-Leena Hongell, Ismo Lehtiniemi
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Publication number: 20150259442Abstract: A process for the polymerisation of at least one olefin comprising reacting said at least one olefin with a catalyst comprising: (i) a metallocene complex said metallocene comprising at least two cyclopentadienyl type ligands; (ii) a boron cocatalyst; and (iii) an aluminoxane cocatalyst; said catalyst being in solid form, preferably in solid particulate form, and being free from an external carrier.Type: ApplicationFiled: October 17, 2013Publication date: September 17, 2015Inventors: Kalle Kallio, Marja Mustonen, Lauri Huhtanen, John Severn, Pascal Castro, Ville Virkkunen, Anu-Leena Hongell, Ismo Lehtiniemi
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Patent number: 8962509Abstract: Process for the preparation of a solid catalyst system (CS) comprising the steps of preparing a liquid clathrate (LC) comprising (a) a lattice (L) being the reaction product of (i) aluminoxane (A), (ii) an organometallic compound (O) of a transition metal (M) of Group 3 to 10 of the Periodic Table (IUPAC 2007) or of an actinide or lanthanide, and (i) a compound (B) being effective to form with the aluminoxane (A) and the organometallic compound (O) the lattice (L), and (b) a guest (G) being an hydrocarbon compound (HC), and subsequently precipitating said liquid clathrate (LC) obtaining said solid catalyst system (SC).Type: GrantFiled: April 28, 2011Date of Patent: February 24, 2015Assignee: Borealis AGInventors: Kalle Kallio, Marja Mustonen, Pertti Elo, Peter Denifl, John Severn
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Patent number: 8828901Abstract: Process for the preparation of a solid catalyst system comprising the steps of generating an emulsion by dispersing a liquid clathrate in a solution wherein (i) the solution constitutes the continuous phase of the emulsion and (ii) the liquid clathrate constitutes in form of droplets the dispersed phase of the emulsion, solidifying said dispersed phase to convert said droplets to solid particles and optionally recovering said particles to obtain said catalyst system, wherein the liquid clathrate comprises a lattice being the reaction product of aluminoxane, an organometallic compound of a transition metal of Group 3 to 10 of the Periodic Table (IUPAC 2007) or of an actinide or lanthanide, and a further compound being effective to form with the aluminoxane and the organometallic compound the lattice, and a guest being an hydrocarbon compound, and the solution comprises a silicon fluid and a hydrocarbon solvent.Type: GrantFiled: April 28, 2011Date of Patent: September 9, 2014Assignee: Borealis AGInventors: Kalle Kallio, Marja Mustonen, Pertti Elo, John Severn, Peter Denifl
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Patent number: 8829128Abstract: Process for the preparation of a polypropylene, wherein propylene is polymerized optionally with a comonomer selected from the group consisting of ethylene, a C4-C20 ?-olefin and mixtures thereof, in the presence of a catalyst system comprising solid catalyst particles, wherein the solid catalyst particles (a) comprise a transition metal compound of formula (I) LmRnMXq (I) wherein “M” is a transition metal of anyone of the groups 3 to 10 of the periodic table (IUPAC), each “X” is independently a monovalent anionic ?-ligand, each “L” is independently an organic ligand which coordinates to the transition metal (M), each “R” is a bridging group linking two organic ligands (L), “m” is 2 or 3, preferably 2, “n” is 0, 1 or 2, preferably 1, “q” is 1, 2 or 3, preferably 2, m+q is equal to the valency of the transition metal (M), (c) comprise a cocatalyst (Co) comprising an element (E) of group 13 of the periodic table (IUPAC), preferably a cocatalyst (Co) comprising a compound of A1, wherein further the loss of activType: GrantFiled: June 16, 2010Date of Patent: September 9, 2014Assignee: Borealis AGInventors: Lauri Huhtanen, Kalle Kallio, Pascal Castro
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Publication number: 20130253152Abstract: Process for the preparation of a solid catalyst system (CS) comprising the steps of preparing a liquid clathrate (LC) comprising (a) a lattice (L) being the reaction product of (i) aluminoxane (A), (ii) an organometallic compound (O) of a transition metal (M) of Group 3 to 10 of the Periodic Table (IUPAC 2007) or of an actinide or lanthanide, and (i) a compound (B) being effective to form with the aluminoxane (A) and the organometallic compound (O) the lattice (L), and (b) a guest (G) being an hydro-carbon compound (HC), and subsequently precipitating said liquid clathrate (LC) obtaining said solid catalyst system (SC).Type: ApplicationFiled: April 28, 2011Publication date: September 26, 2013Applicant: BOREALIS AGInventors: Kalle Kallio, Marja Mustonen, Pertti Elo, Peter Denifl, John Severn
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Publication number: 20130245212Abstract: Process for the preparation of a solid catalyst system comprising the steps of generating an emulsion by dispersing a liquid clathrate in a solution wherein (i) the solution constitutes the continuous phase of the emulsion and (ii) the liquid clathrate constitutes in form of droplets the dispersed phase of the emulsion, solidifying said dispersed phase to convert said droplets to solid particles and optionally recovering said particles to obtain said catalyst system, wherein the liquid clathrate comprises a lattice being the reaction product of aluminoxane, an organometallic compound of a transition metal of Group 3 to 10 of the Periodic Table (IUPAC 2007) or of an actinide or lanthanide, and a further compound being effective to form with the aluminoxane and the organometallic compound the lattice, and a guest being an hydrocarbon compound, and the solution comprises a silicon fluid and a hydrocarbon solvent.Type: ApplicationFiled: April 28, 2011Publication date: September 19, 2013Applicant: BOREALIS AGInventors: Kalle Kallio, Marja Mustonen, Pertti Elo, John Severn, Peter Denifl
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Patent number: 8409681Abstract: A process is disclosed for producing a multi-modal linear low density polyethylene in at least two staged reactors connected in series, comprising (i) polymerizing in a first slurry phase stage ethylene monomers with a Ziegler-Natta polymerization catalyst system to obtain a first polyethylene fraction component (A); and (ii) polymerizing in a second gas or slurry phase stage ethylene monomers with a Ziegler-Natta polymerization catalyst system to obtain a second polyethylene fraction component (B). The Ziegler-Natta polymerization catalyst system comprises: 1) a solid procatalyst formed by contacting at least: a) a Mg-alcoholate complex of formula (I) b) an aluminum compound of formula (II); and c) a vanadium compound and a titanium compound having a molar ratio (V:Ti) from 10:90 to 90:10; and 2) one or more organometallic cocatalvsts of formula (III). The linear low density polyethylene shows an improved comonomer composition distribution Formulas (I), (II), and (III) are described herein.Type: GrantFiled: February 22, 2010Date of Patent: April 2, 2013Assignee: Borealis AGInventors: Thomas Garoff, Paivi Waldvogel, Kalle Kallio, Virginie Eriksson, Aki Aittola, Esa Kokko
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Publication number: 20120277384Abstract: Process for the preparation of a polypropylene, wherein propylene is polymerised optionally with a comonomer selected from the group consisting of ethylene, a C4-C20 ?-olefin and mixtures thereof, in the presence of a catalyst system comprising solid catalyst particles, wherein the solid catalyst particles (a) comprise a transition metal compound of formula (I) LmRnMXq (I) wherein “M” is a transition metal of anyone of the groups 3 to 10 of the periodic table (IUPAC), each “X” is independently a monovalent anionic ?-ligand, each “L” is independently an organic ligand which coordinates to the transition metal (M), each “R” is a bridging group linking two organic ligands (L), “m” is 2 or 3, preferably 2, “n” is 0, 1 or 2, preferably 1, “q” is 1, 2 or 3, preferably 2, m+q is equal to the valency of the transition metal (M), (c) comprise a cocatalyst (Co) comprising an element (E) of group 13 of the periodic table (IUPAC), preferably a cocatalyst (Co) comprising a compound of Al, wherein further the loss of activType: ApplicationFiled: June 16, 2010Publication date: November 1, 2012Applicant: Borealis AGInventors: Lauri Huhtanen, Kalle Kallio, Pascal Castro
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Publication number: 20120095172Abstract: Ziegler-Natta catalyst composition capable of producing ethylene/alpha-olefins copolymers, particularly linear low density polyethylene; the composition having an improved stability of its behaviour during polymerization in respect to time. The Ziegler-Natta catalyst composition comprises: 1.Type: ApplicationFiled: April 26, 2010Publication date: April 19, 2012Inventors: Thomas Garoff, Paivi Waldvogel, Kalle Kallio, Virginie Eriksson