Patents by Inventor Bogdan Guzeev
Bogdan Guzeev 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: 11691998Abstract: The invention relates to a metallocene complex according to formula (I), (I) wherein R1 and R2 are independently selected from H, an alkyl or an aryl group, wherein R3 is a C1-C10 alkyl group, wherein R? is selected from H, an alkyl group, an aryl group and wherein different R? substituents can be connected to form a ring structure and wherein B is a 1,2 phenylene bridging moiety, which can be optionally substituted, wherein Mt is selected from Ti, Zr and Hf, X is an anionic ligand, z is the number of X groups and equals the valence of Mt minus 2. The invention also relates to a catalyst comprising the reaction product of the metallocene complex and a cocatalyst. Further the invention relates to a (co)polymerisation process of olefinic monomers.Type: GrantFiled: November 11, 2022Date of Patent: July 4, 2023Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Coen Hendriksen, Nicolaas Hendrika Friederichs, Alexander Z. Voskoboynikov, Antonio Vittoria, Vincenzo Busico, Roberta Cipullo, Dmitry Y. Mladentsev, Bogdan A. Guzeev, Dmitry V. Uborsky
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Publication number: 20230086874Abstract: The invention relates to a metallocene complex according to formula (I), (I) wherein R1 and R2 are independently selected from H, an alkyl or an aryl group, wherein R3 is a C1-C10 alkyl group, wherein R? is selected from H, an alkyl group, an aryl group and wherein different R? substituents can be connected to form a ring structure and wherein B is a 1,2 phenylene bridging moiety, which can be optionally substituted, wherein Mt is selected from Ti, Zr and Hf, X is an anionic ligand, z is the number of X groups and equals the valence of Mt minus 2. The invention also relates to a catalyst comprising the reaction product of the metallocene complex and a cocatalyst. Further the invention relates to a (co)polymerisation process of olefinic monomers.Type: ApplicationFiled: November 11, 2022Publication date: March 23, 2023Inventors: Coen HENDRIKSEN, Nicolaas Hendrika FRIEDERICHS, Alexander Z. VOSKOBOYNIKOV, Antonio VITTORIA, Vincenzo BUSICO, Roberta CIPULLO, Dmitry Y. MLADENTSEV, Bogdan A. GUZEEV, Dmitry V. UBORSKY
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Publication number: 20220332861Abstract: The present invention relates to compounds according to formula I, wherein: R1 is a cyclopentadienyl moiety or a moiety comprising a cyclopentadienyl ring structure; R2 is a moiety M(R5)2 or MR5, wherein M is a metal selected from hafnium, titanium or zirconium, and R5 is F, Cl, I, Br or an alkyl-moiety comprising 1 to 10 carbon atoms, preferably methyl, benzyl, butadiene or pentadiene; R3 is H, an alkyl or aryl moiety comprising 1 to 10 carbon atoms, or a moiety comprising N or O and 1 to 15 carbon atoms; R4 is H, an alkyl or aryl moiety comprising 1 to 10 carbon atoms, or a moiety comprising N or O and 1 to 15 carbon atoms, or a halogen; wherein if R3 is H, R4 is a moiety other than H, and if R4 is H, R3 is a moiety other than H; each R6 is individually selected from H, a halogen, an alkyl moiety, an aryl moiety, a halogen-substituted alkyl moiety, a halogen-substitute d aryl moiety, an alkoxy moiety, a siloxy-moiety, or a nitrogen-containing moiety, preferably H.Type: ApplicationFiled: September 4, 2020Publication date: October 20, 2022Inventors: Jaiprakash Brijlal SAINANI, Nicolaas Hendrika FRIEDERICHS, Alexander VOSKOBOYNIKOV, Dmitry UBORSKY, Kankan BHAUMIK, Vincenzo BUSICO, Antonio VITTORIA, Roberta CIPULLO, Bogdan GUZEEV, Oleg SAMSONOV, Pavel KULYABIN, Georgy GORYUNOV, Andrey YASHIN, Akhilesh TANWAR
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Patent number: 11427608Abstract: The invention relates to a metallocene complex according to formula (A): wherein R1 is selected from C1-C10 alkyl, C6-C20 aryl, C7-C20 aralkyl groups, and C1-C10 alkoxy groups, wherein R2 is selected from H, C1-C10 alkyl; wherein R3-R6, R10 are independently selected from H, C1-C10 alkyl, C6-C10 aryl, and wherein R3 and R4, R4 and R5, or R5 and R6 can be connected to form a ringstructure; wherein M is selected from Ti, Zr and Hf, X is an anionic ligand to M, z is the number of X groups and equals the valence of M minus 2, and wherein each R7 independently is selected from C1-C6 alkyl or aryl groups. The invention also relates to a catalyst comprising the reaction product of the metallocene complex and a cocatalyst. Further the invention relates to a (co)polymerization process of olefinic monomers.Type: GrantFiled: April 4, 2018Date of Patent: August 30, 2022Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Nicolaas Hendrika Friederichs, Antonio Vittoria, Roberta Cipullo, Vincenzo Busico, Ilya Borisov, Bogdan A. Guzeev, Dmitry Y. Mladentsev, Mikhail I. Sharikov, Dmitry Uborsky, Alexander Voskoboynikov, Hendriksen Coen
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Patent number: 11352386Abstract: The invention relates to a metallocene complex according to formula (I), wherein R1 is selected from C2-C10 alkyl, preferably C3-C10 alkyl, C6-C20 aryl, C7-C20 aralkyl groups, wherein R2 is selected from H, C1-C10 alkyl, and wherein R3, R4, R5 and R6 are independently selected from H, C1-C10 alkyl, C6-C20 aryl, or C7-C20 aralkyl groups and wherein R3 and R4, R4 and R5, or R5 and R6 can be connected to form a ring structure wherein M is selected from Ti, Zr and Hf, X is an anionic ligand to M. The invention also relates to a catalyst comprising the reaction product of the metallocene complex and a cocatalyst. Further the invention relates to a (co)polymerization process of olefinic monomers.Type: GrantFiled: April 4, 2018Date of Patent: June 7, 2022Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Nicolaas Hendrika Friederichs, Antonio Vittoria, Roberta Cipullo, Vincenzo Busico, Ilya Borisov, Bogdan A. Guzeev, Dmitry Y. Mladentsev, Mikhail I. Sharikov, Dmitry Uborsky, Alexander Voskoboynikov, Hendriksen Coen
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Patent number: 11155659Abstract: The invention relates to a metallocene complex according to formula A, wherein R1-R10 are independently selected from H, C1-C10 alkyl, C7-C20 Aralkyl groups, and C1-C10 alkoxy groups; wherein R11 is selected from methyl, ethyl, propyl, isopropyl, butyl, phenyl; wherein R1 and R2, R3 and R4, R4 and R5, R5 and R6, R7 and R8, R8 and R9, and/or R9 and R10 can be connected to form a ringstructure; wherein R0 is selected from a C1-C10 alkyl group or an aryl group wherein M is selected from Ti, Zr and Hf, X is an anionic ligand to M, z is the number of X groups and equals the valence of M minus 2. The invention further relates to a catalyst for preparing polyolefins, a process for polymerizing olefins and to polymers prepared by said catalyst system.Type: GrantFiled: April 4, 2018Date of Patent: October 26, 2021Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Nicolaas Hendrika Friederichs, Antonio Vittoria, Roberta Cipullo, Vincenzo Busico, Ilya Borisov, Alexander Voskoboynikov, Bogdan A. Guzeev, Dmitry Y. Mladentsev, Mikhail I. Sharikov, Dmitry Uborsky, Hendriksen Coen
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Patent number: 11040995Abstract: The invention relates to a metallocene complex according to formula I or II wherein M is a metal selected from lanthanides or transition metals from group 3, 4, 5 or 6 of the Periodic System of the Elements, Q is an anionic ligand to M, k is the number of Q groups and equals the valence of M minus 2, R is a divalent bridging group, R1, R2, R3 and R4 are each independently chosen from the group consisting of hydrogen (H); a halogen atom; a silyl, alkyl, cycloalkyl, aryl, alkylaryl or arylalkyl group; and R5, R6, R7 and R8 are each independently chosen from the group consisting of hydrogen (H); a halogen atom; a silyl, alkyl, cycloalkyl, aryl, alkylaryl or arylalkyl group; or two adjacent radicals R5 and R6, R6 and R7, and R7 and R8 are connected with each other in a hydrocarbon ring system. The invention also relates to a catalyst comprising the metallocene complex, to a process for making polyolefins and to the use of the polyolefins for making articles.Type: GrantFiled: January 2, 2017Date of Patent: June 22, 2021Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Shaneesh Vadake Kulangara, Nicolaas Hendrika Friederichs, Anton Ginzburg, Alexander Voskoboynikov, Vyatcheslav Izmer, Dmitry Kononovich, Oleg Samsonov, Antonio Vittoria, Vincenzo Busico, Roberta Cipullo, Ninad Ghavale, Nitin Nandurkar, Ilya Borisov, Bogdan Guzeev, Dmitry Uborsky
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Publication number: 20210115080Abstract: The invention relates to a metallocene complex according to formula (A): wherein R1 is selected from C1-C10 alkyl, C6-C20 aryl, C7-C20 aralkyl groups, and C1-C10 alkoxy groups, wherein R2 is selected from H, C1-C10 alkyl; wherein R3-R6, R10 are independently selected from H, C1-C10 alkyl, C6-C10 aryl, and wherein R3 and R4, R4 and R5, or R5 and R6 can be connected to form a ringstructure; wherein M is selected from Ti, Zr and Hf, X is an anionic ligand to M, z is the number of X groups and equals the valence of M minus 2, and wherein each R7 independently is selected from C1-C6 alkyl or aryl groups. The invention also relates to a catalyst comprising the reaction product of the metallocene complex and a cocatalyst. Further the invention relates to a (co)polymerization process of olefinic monomers.Type: ApplicationFiled: April 4, 2018Publication date: April 22, 2021Inventors: NICOLAAS HENDRIKA FRIEDERICHS, ANTONIO VITTORIA, ROBERTA CIPULLO, VINCENZO BUSICO, ILYA BORISOV, BOGDAN A. GUZEEV, DMITRY Y. MLADENTSEV, MIKHAIL I. SHARIKOV, DMITRY UBORSKY, ALEXANDER VOSKOBOYNIKOV, HENDRIKSEN COEN
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Publication number: 20210079032Abstract: The invention relates to a metallocene complexes according to formula (I), (I) wherein R1 and R2 are independently selected from H, an alkyl or an aryl group, wherein R3 is a C1-C10 alkyl group, wherein R? is selected from H, an alkyl group, an aryl group and wherein different R? substituents can be connected to form a ring structure and wherein B is a 1,2 phenylene bridging moiety, which can be optionally substituted, wherein Mt is selected from Ti, Zr and Hf, X is an anionic ligand, z is the number of X groups and equals the valence of Mt minus 2. The invention also relates to a catalyst comprising the reaction product of the metallocene complex and a cocatalyst. Further the invention relates to a (co)polymerisation process of olefinic monomers.Type: ApplicationFiled: January 23, 2019Publication date: March 18, 2021Inventors: Coen HENDRIKSEN, Nicolaas Hendrika FRIEDERICHS, Alexander Z. VOSKOBOYNIKOV, Antonio VITTORIA, Vincenzo BUSICO, Roberta CIPULLO, Dmitry Y. MLADENTSEV, Bogdan A. GUZEEV, Dmitry V. UBORSKY
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Publication number: 20200270292Abstract: The invention relates to a metallocene complex according to formula I or II wherein M is a metal selected from lanthanides or transition metals from group 3, 4, 5 or 6 of the Periodic System of the Elements, Q is an anionic ligand to M, k is the number of Q groups and equals the valence of M minus 2, R is a divalent bridging group, R1, R2, R3 and R4 are each independently chosen from the group consisting of hydrogen (H); a halogen atom; a silyl, alkyl, cycloalkyl, aryl, alkylaryl or arylalkyl group; and R5, R6, R7 and R8 are each independently chosen from the group consisting of hydrogen (H); a halogen atom; a silyl, alkyl, cycloalkyl, aryl, alkylaryl or arylalkyl group; or two adjacent radicals R5 and R6, R6 and R7, and R7 and Ware connected with each other in a hydrocarbon ring system. The invention also relates to a catalyst comprising the metallocene complex, to a process for making polyolefms and to the use of the polyolefins for making articles.Type: ApplicationFiled: January 2, 2017Publication date: August 27, 2020Inventors: Shaneesh Vadake Kulangara, Nicolaas Hendrika Friederichs, Anton Ginzburg, Alexander Voskoboynikov, Vyatcheslav Izmer, Dmitry Kononovich, Oleg Samsonov, Antonio Vittoria, Vincenzo Busico, Roberta Cipullo, Ninad Ghavale, Nitin Nandurkar, Ilya Borisov, Bogdan Guzeev, Dmitry Uborsky
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Publication number: 20200199165Abstract: The invention relates to a metallocene complex according to formula (I), wherein R1 is selected from C2-C10 alkyl, preferably C3-C10 alkyl, C6-C20 aryl, C7-C20 aralkyl groups, wherein R2 is selected from H, C1-C10 alkyl, and wherein R3, R4, R5 and R6 are independently selected from H, C1-C10 alkyl, C6-C20 aryl, or C7-C20 aralkyl groups and wherein R3 and R4, R4 and R5, or R5 and R6 can be connected to form a ring structure wherein M is selected from Ti, Zr and Hf, X is an anionic ligand to M. The invention also relates to a catalyst comprising the reaction product of the metallocene complex and a cocatalyst. Further the invention relates to a (co)polymerization process of olefmic monomers.Type: ApplicationFiled: April 4, 2018Publication date: June 25, 2020Inventors: NICOLAAS HENDRIKA FRIEDERICHS, ANTONIO VITTORIA, ROBERTA CIPULLO, VINCENZO BUSICO, ILYA BORISOV, BOGDAN A. GUZEEV, DMITRY Y. MLADENTSEV, MIKHAIL I. SHARIKOV, DMITRY UBORSKY, ALEXANDER VOSKOBOYNIKOV, HENDRIKSEN COEN
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Publication number: 20200115478Abstract: The invention relates to a metallocene complex according to formula A, wherein R1-R10 are independently selected from H, C1-C10 alkyl, C7-C20 Aralkyl groups, and C1-C10 alkoxy groups; wherein R11 is selected from methyl, ethyl, propyl, isopropyl, butyl, phenyl; wherein R1 and R2, R3 and R4, R4 and R5, R5 and R6, R7 and R8, R8 and R9, and/or R9 and R10 can be connected to form a ringstructure; wherein R0 is selected from a C1-C10 alkyl group or an aryl group wherein M is selected from Ti, Zr and Hf, X is an anionic ligand to M, z is the number of X groups and equals the valence of M minus 2. The invention further relates to a catalyst for preparing polyolefins, a process for polymerizing olefins and to polymers prepared by said catalyst system.Type: ApplicationFiled: April 4, 2018Publication date: April 16, 2020Inventors: NICOLAAS HENDRIKA FRIEDERICHS, ANTONIO VITTORIA, ROBERTA CIPULLO, VINCENZO BUSICO, ILYA BORISOV, ALEXANDER VOSKOBOYNIKOV, BOGDAN A. GUZEEV, DMITRY Y. MLADENTSEV, MIKHAIL I. SHARIKOV, DMITRY UBORSKY, HENDRIKSEN COEN
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Patent number: 10550209Abstract: Disclosed are novel hafnium-based metallocene catalyst compounds with the following characteristics: 1) 4,5-dialkyl substitutions on a fluorenyl ligand, and optionally additional substitutions, 2) a cyclopentadienyl ligand, optionally with substitutions, and 3) a bridging group from group 14 of the Periodic Table. Also disclosed are catalyst systems comprising such catalyst compounds and their uses thereof, and polymers produced using such catalyst systems.Type: GrantFiled: April 25, 2018Date of Patent: February 4, 2020Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jo Ann M. Canich, Ian C. Stewart, Ilya S. Borisov, Bogdan A. Guzeev, Dmitry V. Uborsky, Alexander Z. Voskoboynikov
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Publication number: 20180244816Abstract: Disclosed are novel hafnium-based metallocene catalyst compounds with the following characteristics: 1) 4,5-dialkyl substitutions on a fluorenyl ligand, and optionally additional substitutions, 2) a cyclopentadienyl ligand, optionally with substitutions, and 3) a bridging group from group 14 of the Periodic Table. Also disclosed are catalyst systems comprising such catalyst compounds and their uses thereof, and polymers produced using such catalyst systems.Type: ApplicationFiled: April 25, 2018Publication date: August 30, 2018Inventors: Jo Ann M. Canich, Ian C. Stewart, Ilya S. Borisov, Bogdan A. Guzeev, Dmitry V. Uborsky, Alexander Z. Voskoboynikov
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Patent number: 9988471Abstract: Disclosed are novel hafnium-based metallocene catalyst compounds with the following characteristics: 1) 4,5-dialkyl substitutions on a fluorenyl ligand, and optionally additional substitutions, 2) a cyclopentadienyl ligand, optionally with substitutions, and 3) a bridging group from group 14 of the Periodic Table. Also disclosed are catalyst systems comprising such catalyst compounds and their uses thereof, and polymers produced using such catalyst systems.Type: GrantFiled: October 25, 2016Date of Patent: June 5, 2018Assignee: ExxonMobil Chemical Patents IncInventors: Jo Ann M. Canich, Ian C. Stewart, Ilya S. Borisov, Bogdan A. Guzeev, Dmitry V. Uborsky, Alexander Z. Voskoboynikov
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Publication number: 20170174798Abstract: Disclosed are novel hafnium-based metallocene catalyst compounds with the following characteristics: 1) 4,5-dialkyl substitutions on a fluorenyl ligand, and optionally additional substitutions, 2) a cyclopentadienyl ligand, optionally with substitutions, and 3) a bridging group from group 14 of the Periodic Table. Also disclosed are catalyst systems comprising such catalyst compounds and their uses thereof, and polymers produced using such catalyst systems.Type: ApplicationFiled: October 25, 2016Publication date: June 22, 2017Inventors: Jo Ann M. Canich, Ian C. Stewart, Ilya S. Borisov, Bogdan A. Guzeev, Dmitry V. Uborsky, Alexander Z. Voskoboynikov