Patents by Inventor Dmitry Kononovich

Dmitry Kononovich 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