Patents by Inventor DMITRY Y. MLADENTSEV

DMITRY Y. MLADENTSEV 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: 11691998
    Abstract: 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: Grant
    Filed: November 11, 2022
    Date of Patent: July 4, 2023
    Assignee: 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
  • Publication number: 20230086874
    Abstract: 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: Application
    Filed: November 11, 2022
    Publication date: March 23, 2023
    Inventors: Coen HENDRIKSEN, Nicolaas Hendrika FRIEDERICHS, Alexander Z. VOSKOBOYNIKOV, Antonio VITTORIA, Vincenzo BUSICO, Roberta CIPULLO, Dmitry Y. MLADENTSEV, Bogdan A. GUZEEV, Dmitry V. UBORSKY
  • Patent number: 11578148
    Abstract: A metal complex of the formula (1) TCyLMZp (1), wherein M is a group 4 metal, Z is an anionic ligand, p is the number 1 or 2, TCy is a thiophene-fused cyclopentadienyl-type ligand of the formula (2) is described. Methods of making and using the metal complex are also described.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: February 14, 2023
    Inventors: Alexandra Berthoud, Maxence Valla, Georgy P. Goryunov, Oleg V. Samsonov, Dmitry Y. Mladentsev, Dmitry V. Uborsky, Alexander Z. Voskoboynikov
  • Patent number: 11427608
    Abstract: 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: Grant
    Filed: April 4, 2018
    Date of Patent: August 30, 2022
    Assignee: 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
  • Patent number: 11352386
    Abstract: 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: Grant
    Filed: April 4, 2018
    Date of Patent: June 7, 2022
    Assignee: 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
  • Patent number: 11155659
    Abstract: 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: Grant
    Filed: April 4, 2018
    Date of Patent: October 26, 2021
    Assignee: 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
  • Publication number: 20210115080
    Abstract: 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: Application
    Filed: April 4, 2018
    Publication date: April 22, 2021
    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
  • Publication number: 20210087305
    Abstract: A metal complex of the formula (1) TCyLMZp (1), wherein M is a group 4 metal, Z is an anionic ligand, p is the number 1 or 2, TCy is a thiophene-fused cyclopentadienyl-type ligand of the formula (2) is described. Methods of making and using the metal complex are also described.
    Type: Application
    Filed: December 13, 2018
    Publication date: March 25, 2021
    Applicant: ARLANXEO NETHERLANDS B.V.
    Inventors: Alexandra BERTHOUD, Maxence Valla, Georgy P. GORYUNOV, Oleg V, SAMSONOV, Dmitry Y. MLADENTSEV, Dmitry V. UBORSKY, Alexander Z. VOSKOBOYNIKOV
  • Publication number: 20210079032
    Abstract: 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: Application
    Filed: January 23, 2019
    Publication date: March 18, 2021
    Inventors: Coen HENDRIKSEN, Nicolaas Hendrika FRIEDERICHS, Alexander Z. VOSKOBOYNIKOV, Antonio VITTORIA, Vincenzo BUSICO, Roberta CIPULLO, Dmitry Y. MLADENTSEV, Bogdan A. GUZEEV, Dmitry V. UBORSKY
  • Publication number: 20200199165
    Abstract: 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: Application
    Filed: April 4, 2018
    Publication date: June 25, 2020
    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
  • Publication number: 20200115478
    Abstract: 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: Application
    Filed: April 4, 2018
    Publication date: April 16, 2020
    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