Patents by Inventor Paul J. Chirik

Paul J. Chirik 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).

  • COBALT CATALYSTS AND THEIR USE FOR HYDROSILYLATION AND DEHYDROGENATIVE SILYLATION
    Publication number: 20150141647
    Abstract: Disclosed herein are cobalt complexes containing terpyridine ligands and chelating alkene-modified silyl ligands, and their use as hydrosilylation and/or dehydrogenative silylation and crosslinking catalysts. The cobalt complexes also exhibit adequate air stability for handling and manipulation.
    Type: Application
    Filed: November 19, 2014
    Publication date: May 21, 2015
    Inventors: Tianning Diao, Paul J. Chirik, Aroop Kumar Roy, Kenrick Lewis, Susan Nye, Johannes G.P. Delis, Keith J. Weller
  • COBALT CATALYSTS AND THEIR USE FOR HYDROSILYLATION AND DEHYDROGENATIVE SILYLATION
    Publication number: 20150137033
    Abstract: Disclosed herein are cobalt complexes containing pyridine di-imine ligands and chelating alkenyl-modified silyl ligands, and their use as hydrosilylation and/or dehydrogenative silylation and crosslinking catalysts. The cobalt complexes also exhibit adequate air stability for handling and manipulation.
    Type: Application
    Filed: November 19, 2014
    Publication date: May 21, 2015
    Inventors: Tianning Diao, Paul J. Chirik, Aroop Kumar Roy, Kenrick Lewis, Susan Nye, Keith J. Weller, Johannes G.P. Delis, Renyuan Yu
  • DEHYDROGENATIVE SILYLATION, HYDROSILYLATION AND CROSSLINKING USING COBALT CATALYSTS
    Publication number: 20150080536
    Abstract: Disclosed herein are cobalt complexes containing terdentate pyridine di-imine ligands and their use as efficient and selective dehydrogenative silylation, hydrosilylation, and crosslinking catalysts.
    Type: Application
    Filed: November 19, 2014
    Publication date: March 19, 2015
    Inventors: Tianning Diao, Paul J. Chirik, Aroop Kumar Roy, Kenrick Lewis, Susan Nye, Keith J. Weller, Johannes G. P. Delis, Renyuan Yu
  • Dehydrogenative silylation and crosslinking using cobalt catalysts
    Patent number: 8927674
    Abstract: Disclosed herein are cobalt complexes containing terdentate pyridine di-imine ligands and their use as efficient and selective dehydrogenative silylation and crosslinking catalysts.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: January 6, 2015
    Assignees: Princeton University, Momentive Performance Materials Inc.
    Inventors: Cristia Carmen Hojilla Atienza, Paul J. Chirik, Susan Nye, Kenrick M. Lewis, Keith J. Weller, Julie L. Boyer, Johannes G. P. Delis, Aroop Roy, Eric Pohl
  • Selective non-precious metal-catalyzed mono-hydrosilylation polyunsaturated compounds
    Patent number: 8895770
    Abstract: Disclosed herein is the selective synthesis of mono-hydrosilylated derivatives of polyunsaturated compounds, such as trivinylcyclohexane using non-precious metal based pyridinediimine and terpyridine complex as selective hydrosilylation catalysts.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: November 25, 2014
    Assignees: Cornell University, Momentive Performance Materials Inc.
    Inventors: Kenrick M. Lewis, Aaron M. Tondreau, Richard W. Cruse, Keith J. Weller, Johannes G. P. Delis, Susan A. Nye, Paul J. Chirik
  • SELECTIVE 1,2-HYDROSILYLATION OF TERMINALLY UNSATURATED 1,3-DIENES USING IRON CATALYSTS
    Publication number: 20140330024
    Abstract: The present invention is directed to a selective and efficient process for the hydrosilylation of compounds containing terminally unsaturated 1,3-dienes using iron-based hydrosilylation catalysts. The resulting 1,2-addition products are useful as precursors for various silicone materials or silane- or silyl/silicone-functionalized polyolefins.
    Type: Application
    Filed: May 6, 2014
    Publication date: November 6, 2014
    Inventors: Crisita Carmen Hojilla Atienza, Aroop Kumar Roy, Paul J. Chirik, Keith J. Weller, Johannes G.P. Delis, Tianning Diao
  • SATURATED AND UNSATURATED SILAHYDROCARBONS VIA IRON AND COBALT PYRIDINE DIIMINE CATALYZED OLEFIN SILYLATION
    Publication number: 20140330036
    Abstract: The present invention relates to processes for the synthesis of saturated and unsaturated silahydrocarbons using iron-containing or cobalt-containing catalysts. The processes of the invention can produce tetraalkylsilanes, phenyltrialkylsilanes, substituted phenyltrialkylsilanes and their mixtures, which are useful as lubricants and hydraulic fluids, as well as alkyl alkenylsilanes, phenyl alkenylsilanes and substituted phenyl alkenylsilanes and their mixtures, which are useful in the synthesis of saturated silahydrocarbons and other organofunctional silanes.
    Type: Application
    Filed: April 2, 2014
    Publication date: November 6, 2014
    Applicants: PRINCETON UNIVERSITY, MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Kenrick Martin Lewis, Crisita Carmen Hojilla Atienza, Julie L. Boyer, Paul J. Chirik, Johannes G.P. Delis, Aroop Kumar Roy
  • REUSABLE HOMOGENEOUS COBALT PYRIDINE DIIMINE CATALYSTS FOR DEHYDROGENATIVE SILYLATION AND TANDEM DEHYDROGENATIVE-SILYLATION-HYDROGENATION
    Publication number: 20140243486
    Abstract: Disclosed herein are cobalt complexes containing terdentate pyridine di-imine ligands and their use as efficient, reusable, and selective dehydrogenative silylation, crosslinking, and tandem dehydrogenative silylation-hydrogenation catalysts.
    Type: Application
    Filed: May 6, 2014
    Publication date: August 28, 2014
    Inventors: Aroop Kumar Roy, Crisita Carmen Hojilla Atienza, Paul J. Chirik, Kenrick M. Lewis, Keith J. Weller, Susan Nye, Johannes G.P. Delis, Julie L. Boyer, Tianning Diao, Eric Pohl
  • In-situ activation of metal complexes containing terdentate nitrogen ligands used as hydrosilylation catalysts
    Patent number: 8765987
    Abstract: Disclosed herein is a process for the hydrosilylation of a composition containing a silyl hydride and a compound containing at least one unsaturated group, the process comprising contacting a non-previous metal based complex as a catalyst precursor with an activator being a reducing agent shortly before, simultaneously or after contacting the complex with the composition, to cause the silyl hydride to react with the compound containing at least one unsaturated group to produce a hydrosilylation product.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: July 1, 2014
    Assignees: Cornell University, Momentive Performance Materials Inc.
    Inventors: Paul J. Chirik, Aaron M. Tondreau, Johannes G. P. Delis, Kenrick M. Lewis, Keith J. Weller, Susan A. Nye
  • Dehydrogenative Silylation and Crosslinking Using Cobalt Catalysts
    Publication number: 20140051822
    Abstract: Disclosed herein are cobalt complexes containing terdentate pyridine di-imine ligands and their use as efficient and selective dehydrogenative silylation and crosslinking catalysts.
    Type: Application
    Filed: August 14, 2013
    Publication date: February 20, 2014
    Applicants: Princeton University, Momentive Performance Materials Inc.
    Inventors: Crisita Carmen Hojilla Atienza, Paul J. Chirik, Susan Nye, Kenrick M. Lewis, Keith J. Weller, Julie L. Boyer, Johannes G.P. Delis, Aroop Roy, Eric Pohl
  • Non-precious metal-containing 2,8-bis(imino)quinoline complexes and their use as hydrosilylation catalysts
    Patent number: 8637626
    Abstract: Disclosed herein are manganese, iron, cobalt, or nickel complexes containing 2,8-bis(imino)quinoline ligands and their use as catalysts or catalysts precursors for hydrosilylation reactions.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: January 28, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Aaron M. Tondreau, Paul J. Chirik, Johannes G. P. Delis, Keith J. Weller, Kenrick M. Lewis, Susan A. Nye
  • Hydrosilylation catalysts
    Patent number: 8415443
    Abstract: Disclosed herein are metal-terpyridine complexes and their use in hydrosilylation reactions.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: April 9, 2013
    Assignees: Momentive Performance Materials Inc., Cornell University
    Inventors: Johannes G. P. Delis, Paul J. Chirik, Aaron M. Tondreau
  • ENANTIOPURE BASE-METAL CATALYSTS FOR ASYMMETRIC CATALYSIS AND BIS(IMINO)PYRIDINE IRON ALKYL COMPLEXES FOR CATALYSIS
    Publication number: 20130079567
    Abstract: Disclosed herein are iron, nickel, or cobalt compounds having tridentate ligands, which can have at least one chiral moiety in the molecular structure thereof and the use of these compounds for the hydrogenation and transformation of olefins (preferably prochiral) and alkynes.
    Type: Application
    Filed: August 20, 2012
    Publication date: March 28, 2013
    Applicant: THE TRUSTEES OF PRINCETON UNIVERSITY
    Inventors: Paul J. CHIRIK, Sebastien Monfette, Jordan M. Hoyt, Max R. Friedfeld
  • Hydrosilylation catalysts
    Patent number: 8236915
    Abstract: Disclosed herein are manganese, iron, cobalt, or nickel complexes containing terdentate pyridine diimine ligands and their use as efficient and selective hydrosilylation catalysts.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: August 7, 2012
    Assignees: Momentive Performance Materials Inc., Cornell University
    Inventors: Johannes G. P. Delis, Susan A. Nye, Kenrick M. Lewis, Keith J. Weller, Paul J. Chirik, Aaron M. Tondreau, Sarah Kathleen Russell
  • IN-SITU ACTIVATION OF METAL COMPLEXES CONTAINING TERDENTATE NITROGEN LIGANDS USED AS HYDROSILYLATION CATALYSTS
    Publication number: 20120130106
    Abstract: Disclosed herein is a process for the hydrosilylation of a composition containing a silyl hydride and a compound containing at least one unsaturated group, the process comprising contacting a non-previous metal based complex as a catalyst precursor with an activator being a reducing agent shortly before, simultaneously or after contacting the complex with the composition, to cause the silyl hydride to react with the compound containing at least one unsaturated group to produce a hydrosilylation product.
    Type: Application
    Filed: November 22, 2011
    Publication date: May 24, 2012
    Applicants: Cornell University, Momentive Performance Materials Inc.
    Inventors: Paul J. Chirik, Aaron M. Tondreau, Johannes G.P. Delis, Kenrick M. Lewis, Keith J. Weller, Susan A. Nye
  • NON-PRECIOUS METAL-CONTAINING 2,8-BIS(IMINO)QUINOLINE COMPLEXES AND THEIR USE AS HYDROSILYLATION CATALYSTS
    Publication number: 20120130021
    Abstract: Disclosed herein are manganese, iron, cobalt, or nickel complexes containing 2,8-bis(imino)quinoline ligands and their use as catalysts or catalysts precursors for hydrosilylation reactions.
    Type: Application
    Filed: November 22, 2011
    Publication date: May 24, 2012
    Applicants: Cornell University, Momentive Performance Materials Inc.
    Inventors: Aaron M. Tondreau, Paul J. Chirik, Johannes G.P. Delis, Keith J. Weller, Kenrick M. Lewis, Susan A. Nye
  • SELECTIVE NON-PRECIOUS METAL-CATALYZED MONO-HYDROSILYLATION OF POLYUNSATURATED COMPOUNDS
    Publication number: 20120130105
    Abstract: Disclosed herein is the selective synthesis of mono-hydrosilylated derivatives of polyunsaturated compounds, such as trivinylcyclohexane using non-precious metal based pyridinediimine and terpyridine complex as selective hydrosilylation catalysts.
    Type: Application
    Filed: November 22, 2011
    Publication date: May 24, 2012
    Applicants: Cornell University, Momentive Performance Materials Inc.
    Inventors: Kenrick M. Lewis, Aaron M. Tondreau, Richard W. Cruse, Keith J. Weller, Johannes G.P. Delis, Susan A. Nye, Paul J. Chirik
  • Hydrosilylation Catalysts
    Publication number: 20110009573
    Abstract: Disclosed herein are manganese, iron, cobalt, or nickel complexes containing terdentate pyridine diimine ligands and their use as efficient and selective hydrosilylation catalysts.
    Type: Application
    Filed: July 8, 2010
    Publication date: January 13, 2011
    Inventors: Johannes G.P. Delis, Susan A. Nye, Kenrick M. Lewis, Keith J. Weller, Paul J. Chirik, Aaron M. Tondreau, Sarah Kathleen Russell
  • Hydrosilylation Catalysts
    Publication number: 20110009565
    Abstract: Disclosed herein are metal-terpyridine complexes and their use in hydrosilylation reactions.
    Type: Application
    Filed: July 8, 2010
    Publication date: January 13, 2011
    Inventors: Johannes G.P. Delis, Paul J. Chirik, Aaron M. Tondreau