Patents by Inventor Vyatcheslav Izmer

Vyatcheslav Izmer 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).

  • Publication number: 20200270292
    Abstract: 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: Application
    Filed: January 2, 2017
    Publication date: August 27, 2020
    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
  • Patent number: 9988323
    Abstract: A process for the preparation of a compound of formula (V): comprising at least the step of reacting a compound of formula (VI) with a compound (VII) wherein; R2 is hydrogen or a C1-C20 hydrocarbyl radical provided that at least one R2 is not hydrogen; R5 is hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; R6 is hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; n is 1, 2 or 3; each R8 is a C1-20 hydrocarbyl group; and Hal is a halide; in the presence of a nickel imidazolidin-2-ylidene compound.
    Type: Grant
    Filed: February 1, 2017
    Date of Patent: June 5, 2018
    Assignee: Borealis AG
    Inventors: Pascal Castro, Ville Virkkunen, Vyatcheslav Izmer, Dmitry Kononovich, Alexander Voskoboynikov, Luigi Resconi
  • Publication number: 20170137343
    Abstract: A process for the preparation of a compound of formula (V): comprising at least the step of reacting a compound of formula (VI) ?with a compound (VII) wherein; R2 is hydrogen or a C1-C20 hydrocarbyl radical provided that at least one R2 is not hydrogen; R5 is hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; R6 is hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; n is 1, 2 or 3; each R8 is a C1-20 hydrocarbyl group; and Hal is a halide; in the presence of a nickel imidazolidin-2-ylidene compound.
    Type: Application
    Filed: February 1, 2017
    Publication date: May 18, 2017
    Inventors: Pascal Castro, Ville Virkkunen, Vyatcheslav Izmer, Dmitry Kononovich, Alexander Voskoboynikov, Luigi Resconi
  • Patent number: 9630980
    Abstract: A ligand of formula (I?) wherein L is a divalent bridge selected from —R?2C—, —R?2C—CR?2—, —R?2Si—, —R?2Si—SiR?2—, —R?2Ge—, wherein each R? is independently a hydrogen atom, C1-20-hydrocarbyl, tri(C1-20-alkyl)silyl, C6-20-aryl, C7-20-arylalkyl or C7-20-alkylaryl; R2 and R2? are each independently a C1-20 hydrocarbyl radical; R5? is a C1-20 hydrocarbyl group; R6, R6?, R7 and R7? are each independently hydrogen or a C1-20 hydrocarbyl group; Ar and Ar? are independently an aryl or heteroaryl group having up to 20 carbon atoms; each R1 is a C1-20 hydrocarbyl group or two R1 groups on adjacent carbon atoms taken together can form a fused 5 or 6 membered non aromatic ring with the Ar group; and each R4 is a C1-20 hydrocarbyl group; and the dotted lines represent a double bond present in between carbons 1 and 2 or 2 and 3 of the indenyl ring.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: April 25, 2017
    Assignee: BOREALIS AG
    Inventors: Norbert Hafner, Pascal Castro, Pavel Sergeevich Kulyabin, Vyatcheslav Izmer, Alexander Voskoboynikov, Luigi Resconi, Dmitry Kononovich, Ville Virkkunen, Dmitry Uborsky
  • Patent number: 9598516
    Abstract: A catalyst in solid particulate form free from an external carrier material comprising (I) a complex of formula (I) wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R?2C—, —R?2C—CR?2—, —R?2Si—, —R?2Si—SiR?2—, —R?2Ge—, wherein each R? is independently a hydrogen atom, C1-C20-alkyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl; each R2 is independently hydrogen or a C1-C20 hydrocarbyl radical provided that at least one R2 is not hydrogen; each R5 is independently hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; each R6 is independently hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; each n is independently 1, 2 or 3; and each R8 is a C1-20 hydrocarbyl group; and (ii) a cocatalyst comprising a compound of a group 13 metal, e.g. Al or boron.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: March 21, 2017
    Assignee: Borealis AG
    Inventors: Pascal Castro, Ville Virkkunen, Vyatcheslav Izmer, Dmitry Kononovich, Alexander Voskoboynikov, Luigi Resconi
  • Patent number: 9567351
    Abstract: A heterophasic polypropylene resin comprising a polypropylene homopolymer matrix phase (A) and an ethylene-propylene copolymer phase (B) dispersed within the matrix, wherein the xylene soluble fraction of the heterophasic polypropylene resin is in the range 20 to less than 50 wt %; the heterophasic polypropylene resin has an MFR2 of 0.01 to 50 g/10 min; the ethylene content of the xylene soluble fraction of the heterophasic polypropylene resin is in the range of at least 20 wt % to less than 50 wt %; the heterophasic polypropylene resin has a notched charpy impact strength at ?20 C of at least 25 kJ/m2, preferably at least 50 kJ/m2; and wherein the MFR2 (Matrix)/MFR2(XS)?5, preferably ?10.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: February 14, 2017
    Assignee: BOREALIS AG
    Inventors: Norbert Hafner, Luigi Resconi, Markus Gahleitner, Jimgbo Wang, Pascal Castro, Pavel Sergeevich Kulyabin, Vyatcheslav Izmer, Alexander Voskoboynikov, Dmitry Kononovich, Ville Virkkunen
  • Publication number: 20160024123
    Abstract: A ligand of formula (I?) wherein L is a divalent bridge selected from —R?2C—, —R?2C—CR?2—, —R?2Si—, —R?2Si—SiR?2—, —R?2Ge—, wherein each R? is independently a hydrogen atom, C1-20-hydrocarbyl, tri(C1-20-alkyl)silyl, C6-20-aryl, C7-20-arylalkyl or C7-20-alkylaryl; R2 and R2? are each independently a C1-20 hydrocarbyl radical; R5? is a C1-20 hydrocarbyl group; R6, R6?, R7 and R7? are each independently hydrogen or a C1-20 hydrocarbyl group; Ar and Ar? are independently an aryl or heteroaryl group having up to 20 carbon atoms; each R1 is a C1-20 hydrocarbyl group or two R1 groups on adjacent carbon atoms taken together can form a fused 5 or 6 membered non aromatic ring with the Ar group; and each R4 is a C1-20 hydrocarbyl group; and the dotted lines represent a double bond present in between carbons 1 and 2 or 2 and 3 of the indenyl ring.
    Type: Application
    Filed: October 6, 2015
    Publication date: January 28, 2016
    Inventors: Norbert Hafner, Pascal Castro, Pavel Sergeevich Kulyabin, Vyatcheslav Izmer, Alexander Voskoboynikov, Luigi Resconi, Dmitry Kononovich, Ville Virkkunen, Dmitry Uborsky
  • Publication number: 20150344595
    Abstract: A catalyst in solid particulate form free from an external carrier material comprising (I) a complex of formula (I) wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R?2C—, —R?2C—CR?2—, —R?2Si—, —R?2Si—SiR?2—, —R?2Ge—, wherein each R? is independently a hydrogen atom, C1-C20-alkyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl; each R2 is independently hydrogen or a C1-C20 hydrocarbyl radical provided that at least one R2 is not hydrogen; each R5 is independently hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; each R6 is independently hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; each n is independently 1, 2 or 3; and each R8 is a C1-20 hydrocarbyl group; and (ii) a cocatalyst comprising a compound of a group 13 metal, e.g. Al or boron.
    Type: Application
    Filed: December 19, 2013
    Publication date: December 3, 2015
    Inventors: Pascal CASTRO, Ville VIRKKUNEN, Vyatcheslav IZMER, Dmitry KONONOVICH, Alexander VOSKOBOYNIKOV, Luigi RESCONI
  • Publication number: 20150329653
    Abstract: A catalyst in solid particulate form free from an external carrier material comprising (i) a complex of formula (I) wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R?2C—, —R?2C—CR?2—, —R?2Si—, —R?2Si—SiR?2—, —R?2Ge—, wherein each R? is independently a hydrogen atom, C1-20-alkyl, tri(C1-20-alkyl)silyl, C6-20-aryl, C7-20-arylalkyl or C7-20-alkylaryl; R2 is a C1-20-hydrocarbyl radical; R2? is a C1-20-hydrocarbyl radical; R6 is a linear or branched aliphatic C1-20-hydrocarbyl group, SR9 or OR9; R6? is a linear or branched aliphatic C1-20-hydrocarbyl group, SR9? or OR9?; with the proviso that neither R6 or R6? represents a group having a quaternary carbon atom directly attached to the indenyl ring; R9 is a C1-20-hydrocarbyl group; R9? is a C1-20-hydrocarbyl group; Ar is a C6-12-aryl or C5-12-heteroaryl group optionally carrying one or more substituents R8; Ar? is a C6-12-aryl or C5-12-heteroaryl group optionally carrying one or more substituents R8?;
    Type: Application
    Filed: December 19, 2013
    Publication date: November 19, 2015
    Inventors: Luigi RESCONI, Ville VIRKKUNEN, Noureddine AJELLAL, Pascal CASTRO, Vyatcheslav IZMER, Dmitry KONONOVICH, Alexander VOSKOBOYNIKOV
  • Patent number: 9187583
    Abstract: A racemic complex of formula (I), wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R?2C—, —R?2C—CR?2, —R?2Si—, —R?2Si—SiR?2—, —R?2Ge—, wherein each R? is independently a hydrogen atom, C1-20-hydrocarbyl, tri(C1-20-alkyl)silyl, C6-20-aryl, C7-20-arylalkyl or C7-20-alkylaryl; R2 and R2? are each independently a C1-20 hydrocarbyl radical optionally containing one or more heteroatoms from groups 14-16; R5? is a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16 and optionally substituted by one or more halo atoms.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: November 17, 2015
    Assignee: BOREALIS AG
    Inventors: Norbert Hafner, Pascal Castro, Pavel Sergeevich Kulyabin, Vyatcheslav Izmer, Alexander Voskoboynikov, Luigi Resconi, Dmitry Kononovich, Ville Virkkunen, Dmitry Uborsky
  • Publication number: 20140221584
    Abstract: A racemic complex of formula (I), wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R?2C—, —R?2C—CR?2, —R?2Si—, —R?2Si—SiR?2—, —R?2Ge—, wherein each R? is independently a hydrogen atom, C1-20-hydrocarbyl, tri(C1-20-alkyl)silyl, C6-20-aryl, C7-20-arylalkyl or C7-20-alkylaryl; R2 and R2? are each independently a C1-20 hydrocarbyl radical optionally containing one or more heteroatoms from groups 14-16; R5? is a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16 and optionally substituted by one or more halo atoms.
    Type: Application
    Filed: July 6, 2012
    Publication date: August 7, 2014
    Applicant: BOREALIS AG
    Inventors: Norbert Hafner, Pascal Castro, Pavel Sergeevich Kulyabin, Vyatcheslav Izmer, Alexander Voskoboynikov, Luigi Resconi, Dmitry Kononovich, Ville Virkkunen, Dmitry Uborsky
  • Publication number: 20140206819
    Abstract: A heterophasic polypropylene resin comprising a polypropylene homopolymer matrix phase (A) and an ethylene-propylene copolymer phase (B) dispersed within the matrix, wherein the xylene soluble fraction of the heterophasic polypropylene resin is in the range 20 to less than 50 wt %; the heterophasic polypropylene resin has an MFR2 of 0.01 to 50 g/10 min; the ethylene content of the xylene soluble fraction of the heterophasic polypropylene resin is in the range of at least 20 wt % to less than 50 wt %; the heterophasic polypropylene resin has a notched charpy impact strength at ?20 C of at least 25 kJ/m2, preferably at least 50 kJ/m2; and wherein the MFR2 (Matrix)/MFR2(XS)?5, preferably ?10.
    Type: Application
    Filed: July 6, 2012
    Publication date: July 24, 2014
    Applicant: BOREALIS AG
    Inventors: Norbert Hafner, Luigi Resconi, Markus Gahleitner, Jimgbo Wang, Pascal Castro, Pavel Sergeevich Kulyabin, Vyatcheslav Izmer, Alexander Virkkunen, Dmitry Kononovich, Ville Virkkunen
  • Publication number: 20070135593
    Abstract: A metallocene compound comprises a transition metal and at least one substituted monocyclic or polycyclic arene ligand bonded to the transition metal, wherein said arene ligand comprises at least one halogen substituent directly bonded to an sp2 carbon atom at a bondable ring position of an aromatic five-membered ring of said arene ligand.
    Type: Application
    Filed: December 14, 2005
    Publication date: June 14, 2007
    Inventors: Alexander Voskoboynikov, Alexey Ryabov, Mikhail Nikulin, Alexander Lygin, Vyatcheslav Izmer, Andrey Asachenko, Catalina Coker, Jo Ann Canich
  • Publication number: 20070135597
    Abstract: This invention relates to a transition metal compound represented by the formula: wherein M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is: 1) a substituted or unsubstituted indenyl ligand that is bonded to Y through the four, five, six or seven position of the indenyl ring, or 2) a substituted or unsubstituted heteroindenyl ligand that is bonded to Y through the four, five or six position of the heteroindenyl ring, provided that the bonding position is not the same as the position of the ring heteroatom, or 3) a substituted or unsubstituted fluorenyl ligand that is bonded to Y through the one, two, three, four, five, six, seven or eight position of the fluorenyl ring, or 4) a substituted or unsubstituted heterofluorenyl ligand that is bonded to Y through the one, two, three, four, five or six position of the heteroindenyl ring, provided that the bonding position is not the same as the position of the ring heteroatom; A is a substituted or unsubstit
    Type: Application
    Filed: December 14, 2005
    Publication date: June 14, 2007
    Inventors: Alexander Voskoboynikov, Vyatcheslav Izmer, Andrey Asachenko, Mikhail Nikulin, Alexey Ryabov, Artyom Lebedev, Catalina Coker, Jo Ann Canich
  • Publication number: 20060183874
    Abstract: A metallocene compound is represented by the formula (1): A2YyMXn-2 wherein: M is a transition metal atom having a coordination number of n selected from Group 3, 4, 5 or 6 of the Periodic Table of Elements, or a lanthanide metal atom, or actinide metal atom; each A is independently a substituted polycyclic arenyl ligand pi-bonded to M, each A ligand includes at least one halogen substituent directly bonded to an sp2 carbon at a bondable ring position and, when each A is a substituted indenyl ligand and y is equal to one and the ligand includes at least one chloro, bromo or iodo substituent at the 4, 5, or 6 position of the indenyl ligand, then A also includes at least one other substituent in the indenyl ligand selected from hydrocarbyl, substituted hydrocarbyl, halogen, halocarbyl, substituted halocarbyl, silylcarbyl, substituted silylcarbyl, germylcarbyl, substituted germylcarbyl, or other heteroatom substituents wherein the heteroatom is bonded directly to a ring carbon of the ring structure ligand and
    Type: Application
    Filed: December 14, 2005
    Publication date: August 17, 2006
    Inventors: Alexander Voskoboynikov, Alexey Ryabov, Mikhail Nikulin, Alexander Lygin, Vyatcheslav Izmer, Andrey Asachenko, Catalina Coker, Jo Ann Canich
  • Publication number: 20060160967
    Abstract: A metallocene compound comprising a transition metal, a first substituted or unsubstituted indenyl or fluorenyl ligand pi-bonded to the transition metal, a second monoanionic ligand bonded to the transition metal, and a divalent bridging group bonded to the indenyl ligand and said second monoanionic ligand, wherein said bridging group is connected to the four, five, six or seven position of the indenyl ligand or to the one, two, three, four, five, six, seven or eight position of the fluorenyl ligand, and wherein at least one of one of the first and second ligands comprises at least one halogen substituent directly bonded to any sp2 carbon atom at a bondable ring position of the ligand.
    Type: Application
    Filed: December 14, 2005
    Publication date: July 20, 2006
    Inventors: Alexander Voskoboynikov, Mikhail Nikulin, Vyatcheslav Izmer, Andrey Asachenko, Alexey Ryabov, Catalina Coker, Jo Ann Canich
  • Publication number: 20050261449
    Abstract: This invention relates to compounds represented by formula: wherein M is a group 3, 4, 5 or 6 transition, lanthanide, or actinide metal atom; E is an indenyl ligand substituted in any position with at least one aromatic or pseudoaromatic heterocyclic substituent that is bonded to the indenyl ring through a nitrogen or phosphorous ring heteroatom; A is a substituted or unsubstituted cyclopentadienyl, heterocyclopentadienyl, indenyl, heteroindenyl, fluorenyl, or heterofluorenyl ligand, or other mono-anionic ligand, or A may, independently, be E; Y is an optional bridging group; y is zero or one; X are, independently, univalent anionic ligands, and provided that when A is E, and y is one, and Y is bonded to the one position of each indenyl ligand, and per indenyl ligand there is only one aromatic heterocyclic or pseudoaromatic heterocyclic that is bonded to the indenyl ligand.
    Type: Application
    Filed: March 11, 2005
    Publication date: November 24, 2005
    Inventors: Alexander Voskoboynikov, Artyom Lebedev, Vyatcheslav Izmer, Alexey Ryabov, Mikhail Nikulin, Jo Ann Canich
  • Publication number: 20050239981
    Abstract: This invention relates to metallocene compounds represented by formula: wherein M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is a substituted or unsubstituted indenyl ligand that is bonded to Y through the two position of the indenyl ring; A is bonded to Y, and is a substituted or unsubstituted cyclopentadienyl ligand, a substituted or unsubstituted heterocyclopentadienyl ligand, a substituted or unsubstituted indenyl ligand, a substituted or unsubstituted heteroindenyl ligand, a substituted or unsubstituted fluorenyl ligand, a substituted or unsubstituted heterofluorenyl ligand, or other mono-anionic ligand, or A may, independently, be defined as E; Y is a phosphorus containing group that is bonded to both E and A, and is bonded via the phosphorus atom to E; and X are, independently, univalent anionic ligands, or both X are joined and bound to the metal atom to form a metallocycle ring, or both X join to form a chelating ligand, a diene ligand, or
    Type: Application
    Filed: March 11, 2005
    Publication date: October 27, 2005
    Inventors: Alexander Voskoboynikov, Denis Kazyulkin, Vyatcheslav Izmer, Alexey Ryabov, Jo Ann Canich
  • Publication number: 20050239980
    Abstract: This invention relates to a metallocene compounds represented by formula: wherein M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is an indenyl ligand that is substituted with a PR2 group in the two position of the indenyl ligand, where each R is, independently a hydrocarbyl, substituted hydrocarbyl, halocarbyl, or substituted halocarbyl substituent, and additionally, E may be substituted with 0, 1, 2, 3, 4, 5 or 6 Rn where each Rn is, independently, a hydrocarbyl, substituted hydrocarbyl, halocarbyl, substituted halocarbyl, silylcarbyl, substituted silylcarbyl, germylcarbyl, or substituted germylcarbyl substituent, and optionally, two or more adjacent Rn substituents may join together to form a substituted or unsubstituted, saturated, partially unsaturated, or aromatic cyclic or polycyclic substituent; A is a substituted or unsubstituted cyclopentadienyl ligand, a substituted or unsubstituted heterocyclopentadienyl ligand, a substituted or unsubstit
    Type: Application
    Filed: March 11, 2005
    Publication date: October 27, 2005
    Inventors: Alexander Voskoboynikov, Denis Kazyulkin, Vyatcheslav Izmer, Alexey Ryabov, Jo Ann Canich