Patents by Inventor Ilya Nifant'ev
Ilya Nifant'ev 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: 10221256Abstract: A solid catalyst component for the polymerization of olefins, made from or containing Mg, Ti and an electron donor of formula (I) where independently, Z is a bridging group, the R2 groups, equal to or different from each other, are hydrogen or a C1-C20 hydrocarbon radicals, m is a number satisfying the valences of Z and n is an integer ranging from 1 to 10, R1 and R4 are selected from C1-C15 hydrocarbon groups, optionally containing a heteroatom selected from halogen, P, S, N, O; and R3 group, is hydrogen or R4 groups.Type: GrantFiled: May 18, 2016Date of Patent: March 5, 2019Assignee: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Igor Kashulin, Giampiero Morini, Ilya Nifant'ev
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Patent number: 10011668Abstract: The present disclosure relates to a catalyst component for the polymerization of olefins comprising Mg. Ti and an electron donor such as mercaptoester derivatives of the general formula (I). in which Z is selected from C, Si, O, N, S or P, with the proviso that the atoms O, S, P and N are not directly linked to either the carboxylic group or the sulfur atom of formula (I), the R2 groups, equal to or different from each other, are selected from hydrogen or a C1-C20 hydrocarbon radicals, optionally containing a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, m is a number satisfying the valences of Z and n is an integer ranging from 1 to 10, X is O or S, Y is —OR3, —NR4R5) or R6 groups in which R1 and R3 are selected from C1-C15 hydrocarbon groups, optionally containing a heteroatom selected from halogen, P, S, N, O, and Si, R4-R5 groups, independently, are hydrogen or R1 groups, and R6 groups have the same composition as R1 groups.Type: GrantFiled: March 31, 2016Date of Patent: July 3, 2018Assignee: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Igor Kashulin, Giampiero Morini, Ilya Nifant'ev
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Patent number: 10005860Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I) In which X and Y are selected from, R1, and —OR1 and —NR2, B is oxygen or sulphur S is sulphur, R1 is selected from C1-C15 hydrocarbon groups, optionally contain a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, R is hydrogen or R1 and A is a bivalent bridging group with chain length between the two bridging bonds being 1-10 atoms.Type: GrantFiled: February 9, 2017Date of Patent: June 26, 2018Assignee: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Reynald Chevalier, Igor Kashulin, Ilya Nifant'ev, Giampiero Morini, Martin Schneider
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Publication number: 20180142044Abstract: A solid catalyst component for the polymerization of olefins, made from or containing Mg, Ti and an electron donor of formula (I) where independently, Z is a bridging group, the R2 groups, equal to or different from each other, are hydrogen or a C1-C20 hydrocarbon radicals, m is a number satisfying the valences of Z and n is an integer ranging from 1 to 10, R1 and R4 are selected from C1-C15 hydrocarbon groups, optionally containing a heteroatom selected from halogen, P, S, N, O; and R3 group, is hydrogen or R4 groups.Type: ApplicationFiled: May 18, 2016Publication date: May 24, 2018Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ALESSANDRO MIGNOGNA, IGOR KASHULIN, GIAMPIERO MORINI, ILYA NIFANT'EV
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Publication number: 20180057622Abstract: The present disclosure relates to a catalyst component for the polymerization of olefins comprising Mg. Ti and an electron donor such as mercaptoester derivatives of the general formula (I). in which Z is selected from C, Si, O, N, S or P, with the proviso that the atoms O, S, P and N are not directly linked to either the carboxylic group or the sulfur atom of formula (I), the R2 groups, equal to or different from each other, are selected from hydrogen or a C1-C20 hydrocarbon radicals, optionally containing a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, m is a number satisfying the valences of Z and n is an integer ranging from 1 to 10, X is O or S, Y is —OR3, —NR4R5) or R6 groups in which R1 and R3 are selected from C1-C15 hydrocarbon groups, optionally containing a heteroatom selected from halogen, P, S, N, O, and Si, R4-R5 groups, independently, are hydrogen or R1 groups, and R6 groups have the same composition as R1 groups.Type: ApplicationFiled: March 31, 2016Publication date: March 1, 2018Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ALESSANDRO MIGNOGNA, IGOR KASHULIN, GIAMPIERO MORINI, ILYA NIFANT'EV
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Publication number: 20170166667Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I) In which X and Y are selected from, R1, and —OR1 and —NR2, B is oxygen or sulphur S is sulphur, R1 is selected from C1-C15 hydrocarbon groups, optionally contain a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, R is hydrogen or R1 and A is a bivalent bridging group with chain length between the two bridging bonds being 1-10 atoms.Type: ApplicationFiled: February 9, 2017Publication date: June 15, 2017Applicant: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Reynald Chevalier, Igor Kashulin, Ilya Nifant'ev, Giampiero Morini, Martin Schneider
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Patent number: 9644051Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I) In which X and Y are selected from, R1, and —OR1 and —NR2, B is oxygen or sulphur S is sulphur, R1 is selected from C1-C15 hydrocarbon groups, optionally contain a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, R is hydrogen or R1 and A is a bivalent bridging group with chain length between the two bridging bonds being 1-10 atoms.Type: GrantFiled: May 15, 2014Date of Patent: May 9, 2017Assignee: Basell Poliolefine Italia S.r.l.Inventors: Alessandro Mignogna, Reynald Chevalier, Igor Kashulin, Ilya Nifant'ev, Giampiero Morini, Martin Schneider
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Publication number: 20160090428Abstract: Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I) In which X and Y are selected from, R1, and —OR1 and —NR2, B is oxygen or sulphur S is sulphur, R1 is selected from C1-C15 hydrocarbon groups, optionally contain a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, R is hydrogen or R1 and A is a bivalent bridging group with chain length between the two bridging bonds being 1-10 atoms.Type: ApplicationFiled: May 15, 2014Publication date: March 31, 2016Inventors: Alessandro Mignogna, Reynald Chevalier, Igor Kashulin, Ilya Nifant'ev, Giampiero Morini, Martin SCHNEIDER
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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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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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Patent number: 8471050Abstract: The present invention relates to non-symmetrical organometallic transition metal compounds of the compound of the formula (I) where R8 and R9 are identical or different and each an substituted or unsubstituted organic radical having from 1 to 40 carbon atoms, catalyst systems comprising at least one of the organometallic transition metal compounds of the present invention and a process for preparing polyolefins by polymerization or copolymerization of at least one olefin in the presence of one of the catalyst systems of the present invention.Type: GrantFiled: July 20, 2010Date of Patent: June 25, 2013Assignee: Basell Polyolefine GmbHInventors: Fabiana Fantinel, Ilya Nifant'ev, Shahram Mihan
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Publication number: 20120142874Abstract: The present invention relates to non-symmetrical organometallic transition metal compounds of the compound of the formula (I) where R8 and R9 are identical or different and each an substituted or unsubstituted organic radical having from 1 to 40 carbon atoms, catalyst systems comprising at least one of the organometallic transition metal compounds of the present invention and a process for preparing polyolefins by polymerization or copolymerization of at least one olefin in the presence of one of the catalyst systems of the present invention.Type: ApplicationFiled: July 20, 2010Publication date: June 7, 2012Applicant: BASELL POLYOLEFINE GMBHInventors: Fabiana Fantinel, Ilya Nifant'ev, Shahram Mihan
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Patent number: 7973114Abstract: Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one unsubstituted, substituted or fused, heteroaromatic ring system bound via a specific bridge, a catalyst system comprising at least one of the monocyclopentadienyl complexes, the use of the catalyst system for the polymerization or copolymerization of olefins and a process for preparing polyolefins by polymerization or copolymerization of olefins in the presence of the catalyst system and polymers obtainable in this way.Type: GrantFiled: October 31, 2007Date of Patent: July 5, 2011Assignee: Basell Polyolefine GmbHInventors: Shahram Mihan, Ilya Nifant'ev
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Patent number: 7842764Abstract: A bridged metallocene compound of formula (I) wherein: M is an atom of a transition metal; X, is a hydrogen atom, a halogen atom, or a hydrocarbon-based group; R1 is a C1-C40 hydrocarbon radical; R2 and R3, form together a condensed 3-7 membered ring; R4 is a hydrogen atom or a C1-C40 hydrocarbon radical; W is an aromatic 5 or 6 membered ring.Type: GrantFiled: March 15, 2006Date of Patent: November 30, 2010Assignee: Basell Poliolefine Italia s.r.l.Inventors: Ilya Nifant'ev, Pavel Ivchenko, Yoshikuni Okumura, Eleonora Ciaccia, Luigi Resconi
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Patent number: 7803887Abstract: A bridged metallocene compound of formula (I) wherein: M is a transition metal; X, is a hydrogen atom, a halogen atom, or a hydrocarbon group optionally containing hetematoms; L is a divalent bridging group; R1 is a linear C1C40 hydrocarbon radical optionally containing hetexoatonis; T1, T2, T3 and T4 are an oxygen or sulfur atom or a C(R18)2 group with the proviso that at least one group between T1 and T2 is an oxygen or a sulfur atom; wherein R18, are hydrogen atoms or a C1-C4O hydrocarbon radical; n is 1, 2 or 3; R4 is a hydrogen atom or a C1-C40 hydro carbon radical; W is an aromatic 5 or 6 membered ring.Type: GrantFiled: March 15, 2006Date of Patent: September 28, 2010Assignee: Basell Polyolefine GmbHInventors: Marco Sacco, Ilya Nifant'ev, Pavel Ivchenko, Vladimir Bagrov, Francesca Focante
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Patent number: 7635781Abstract: A compound of formula (X): wherein R1, R2, equal to or different from each other are hydrogen or a linear or branched saturated or unsaturated C1-C20-alkyl, C3-C20-cycloalkyl, C6-C20-aryl, C7-C20-alkylaryl or C7-C20-arylalkyl radical, optionally containing heteroatoms belonging to groups 13-17 of the Periodic Table of the Elements; or they can form a C4-C7 ring optionally containing O, S, N, P or Si atoms that can bear substituents; R3 is hydrogen or a linear or branched saturated or unsaturated C1-C20-alkyl, C3-C20-cycloalkyl, C6-C20-aryl, C7-C20-alkylaryl or C7-C20-arylalkyl radical, optionally containing heteroatoms belonging to groups 13-17 of the Periodic Table of the Elements; or two adjacent R3 groups can form a C4-C7 ring optionally containing O, S, N, P or Si atoms, wherein said ring can bear substituents; and at least one of R1, R2 or R3 is different from hydrogen.Type: GrantFiled: June 27, 2007Date of Patent: December 22, 2009Assignee: Basell Polyolefine GmbHInventors: Ilya Nifant'ev, Igor Kashulin, Pavel Ivchenko, Peter Klusener, Frans Korndorffer, Kees de Kloe, Jos Rijsemus
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Patent number: 7619090Abstract: Monocyclopentadienyl complexes containing a cyclopentadienyl system comprising at least one fused heterocycle and at least one uncharged donor which can be used in catalyst systems for the polymerization or copolymerization of olefins.Type: GrantFiled: September 10, 2002Date of Patent: November 17, 2009Assignee: Basell Polyolefine GmbHInventors: Shahram Mihan, Ilya Nifant'ev
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Patent number: 7579417Abstract: A metallocene compound of formula (I) wherein: M is an atom of a transition metal; X, same or different, is a hydrogen atom, a halogen atom, or a R, OR, OSO2CF3, OCOR, SR, NR2 or PR2 group, wherein R is C1-C40 hydrocarbon group; L is a divalent bridging group; R1, is a C1-C40 hydrocarbon group; R3 is a C1-C40 hydrocarbon group; R2, R4, R5, R6, R7 and R8, equal to or different from each other, are hydrogen atoms or C1-C40 hydrocarbon groups.Type: GrantFiled: November 16, 2004Date of Patent: August 25, 2009Assignee: Basell Polyolefine GmbHInventors: Ilya Nifant'ev, Pavel V. Ivchenko, Ilya V. Tajdakov, Luigi Resconi
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Patent number: 7544748Abstract: The present invention relates to a solid catalyst component for the polymerization of olefins CH2?CHR in which R is hydrogen or a hydrocarbon radical with 1-12 carbon atoms, comprising Mg, Ti, halogen and an electron donor selected from ?-keto-ester derivatives of a particular formula. Said catalyst components when used in the polymerization of olefins, and in particular of propylene, are capable to give polymers in high yields and with high isotactic index expressed in terms of high xylene insolubility.Type: GrantFiled: March 8, 2005Date of Patent: June 9, 2009Assignee: Basell Poliolefine Italia S.r.l.Inventors: Yuri Gulevich, Giulio Balbontin, Giampiero Morini, Ilya Nifant'ev
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Patent number: 7541481Abstract: Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one unsubstituted, substituted or fused, heteroaromatic ring system bound via a specific bridge, a catalyst system, comprising at least one of these monocyclopentadienyl complexes, the use of the catalyst system for the polymerization or copolymerization of olefins and a process for preparing polyolefins by polymerization or copolymerization of olefins in the presence of the catalyst system and polymers obtainable therewith.Type: GrantFiled: August 11, 2003Date of Patent: June 2, 2009Assignee: Basell Polyolefin GmbHInventors: Shahram Mihan, Ilya Nifant'ev