Patents by Inventor Paulo Meneghetti

Paulo Meneghetti 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).

  • Boron nitride particles of spherical geometry and process of making
    Patent number: 9079801
    Abstract: A low viscosity filler boron nitride agglomerate particles having a generally spherical shape bound together by an organic binder and to a process for producing a BN powder composition of spherically shaped boron nitride agglomerated particles having a treated surface layer which controls its viscosity.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: July 14, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: David Lodyga, Joseph W. Tereshko, Ajit Sane, Thomas Fox, Paulo Meneghetti
  • Mixed boron nitride composition and method for making thereof
    Patent number: 8933157
    Abstract: A boron nitride composition comprising at least two different boron nitride powder materials having different properties, e.g., surface areas, particle size, tap density, etc.
    Type: Grant
    Filed: October 5, 2007
    Date of Patent: January 13, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Paulo Meneghetti, Chandrashekar Raman
  • Mixed boron nitride composition and method for making thereof
    Patent number: 8680190
    Abstract: A boron nitride composition comprising at least two different boron nitride powder materials having different properties, e.g., surface areas, particle size, tap density, etc.
    Type: Grant
    Filed: October 5, 2007
    Date of Patent: March 25, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Paulo Meneghetti, Chandrashekar Raman
  • Thermal interface materials and methods for making thereof
    Patent number: 8404768
    Abstract: A thermal interface material is constructed from a base matrix comprising a polymer and 5 to 90 wt. % of boron nitride filler having a platelet structure, wherein the platelet structure of the boron nitride particles are substantially aligned for the thermal interface material to have a bulk thermal conductivity of at least 1 W/mK.
    Type: Grant
    Filed: January 9, 2008
    Date of Patent: March 26, 2013
    Assignee: Momentive Performance Materials Inc.
    Inventors: Ramamoorthy Ramasamy, Gregory W. Shaffer, Paulo Meneghetti
  • BORON NITRIDE PARTICLES OF SPHERICAL GEOMETRY AND PROCESS OF MAKING
    Publication number: 20120058342
    Abstract: A low viscosity filler boron nitride agglomerate particles having a generally spherical shape bound together by an organic binder and to a process for producing a BN powder composition of spherically shaped boron nitride agglomerated particles having a treated surface layer which controls its viscosity.
    Type: Application
    Filed: June 30, 2011
    Publication date: March 8, 2012
    Inventors: David Lodyga, Joseph W. Tereshko, Ajit Sane, Thomas Fox, Paulo Meneghetti
  • Boron nitride particles of spherical geometry and process for making thereof
    Patent number: 7976941
    Abstract: A low viscosity filler boron nitride agglomerate particles having a generally spherical shape bound together by an organic binder and to a process for producing a BN powder composition of spherically shaped boron nitride agglomerated particles having a treated surface layer which controls its viscosity.
    Type: Grant
    Filed: January 6, 2006
    Date of Patent: July 12, 2011
    Assignee: Momentive Performance Materials Inc.
    Inventors: David Lodyga, Joseph W. Tereshko, Ajit Sane, Thomas Fox, Paulo Meneghetti
  • THERMAL INTERFACE MATERIALS AND METHODS FOR MAKING THEREOF
    Publication number: 20100200801
    Abstract: A thermal interface material is constructed from a base matrix comprising a polymer and 5 to 90 wt. % of boron nitride filler having a platelet structure, wherein the platelet structure of the boron nitride particles are substantially aligned for the thermal interface material to have a bulk thermal conductivity of at least 1 W/mK.
    Type: Application
    Filed: January 9, 2008
    Publication date: August 12, 2010
    Inventors: Ramamoorthy Ramasamy, Gregory W. Shaffer, Paulo Meneghetti
  • Enhanced boron nitride composition and compositions made therewith
    Patent number: 7524560
    Abstract: A boron nitride composition having its surface treated with a coating layer comprising at least one of a silane, a siloxane, a carboxylic derivative, and mixtures thereof, wherein the coating layer adheres to at least 10% of the surface of the boron nitride. The boron nitride powder surface is first treated by either a calcination process, or by coating with at least an inorganic compound for the surface to have a plurality of reactive sites containing at least a functional group that is reactive to at least one functional group of the final coating layer.
    Type: Grant
    Filed: October 28, 2006
    Date of Patent: April 28, 2009
    Assignee: Momentive Performance Materials Inc.
    Inventors: Sara N. Paisner, Paul Joseph Hans, Paulo Meneghetti
  • Enhanced boron nitride composition and polymer-based compositions made therewith
    Patent number: 7445797
    Abstract: A boron nitride composition having its surface treated with a coating layer comprising a zirconate coupling agent. The boron nitride composition can be used as fillers in polymeric compounds at levels of up to 90 wt. %, giving thermal conductivity of up to 35 W/mK.
    Type: Grant
    Filed: October 12, 2005
    Date of Patent: November 4, 2008
    Assignee: Momentive Performance Materials Inc.
    Inventors: Paulo Meneghetti, Paul Joseph Hans, Gregory W. Shaffer
  • Mixed boron nitride composition and method for making thereof
    Publication number: 20080153960
    Abstract: A boron nitride composition comprising at least two different boron nitride powder materials having different properties, e.g., surface areas, particle size, tap density, etc.
    Type: Application
    Filed: October 5, 2007
    Publication date: June 26, 2008
    Inventors: Paulo Meneghetti, Chandrashekar Raman
  • Thermally conductive composition and method for preparing the same
    Publication number: 20070241303
    Abstract: Thermally conductive compositions containing spherical boron nitride filler particles having an average aspect ration of less than 2.0 in a polymer matrix.
    Type: Application
    Filed: August 19, 2005
    Publication date: October 18, 2007
    Inventors: Hong Zhong, Sara Paisner, Arun Gowda, David Esler, Sandeep Tonapi, Jennifer David, Paulo Meneghetti, Laurence Maniccia, Paul Hans, Robert Fortuna, Gregory Strosaker, Gregory Shaffer, Hollister Victor, Ajit Sane
  • ENHANCED BORON NITRIDE COMPOSITION AND COMPOSITIONS MADE THEREWITH
    Publication number: 20070054122
    Abstract: A boron nitride composition having its surface treated with a coating layer comprising at least one of a silane, a siloxane, a carboxylic derivative, and mixtures thereof, wherein the coating layer adheres to at least 10% of the surface of the boron nitride. The boron nitride powder surface is first treated by either a calcination process, or by coating with at least an inorganic compound for the surface to have a plurality of reactive sites containing at least a functional group that is reactive to at least one functional group of the final coating layer.
    Type: Application
    Filed: October 28, 2006
    Publication date: March 8, 2007
    Applicant: General Electric Company
    Inventors: Sara Paisner, Paul Hans, Paulo Meneghetti
  • Enhanced boron nitride composition and polymer-based compositions made therewith
    Publication number: 20070041918
    Abstract: A boron nitride composition having its surface treated with a coating layer comprising a zirconate coupling agent. The boron nitride composition can be used as fillers in polymeric compounds at levels of up to 90 wt. %, giving thermal conductivity of up to 35 W/mK.
    Type: Application
    Filed: October 12, 2005
    Publication date: February 22, 2007
    Inventors: Paulo Meneghetti, Paul Hans, Gregory Shaffer
  • Boron nitride particles of spherical geometry and process for making thereof
    Publication number: 20060127422
    Abstract: A low viscosity filler boron nitride agglomerate particles having a generally spherical shape bound together by an organic binder and to a process for producing a BN powder composition of spherically shaped boron nitride agglomerated particles having a treated surface layer which controls its viscosity.
    Type: Application
    Filed: January 6, 2006
    Publication date: June 15, 2006
    Inventors: David Lodyga, Joseph Tereshko, Ajit Sane, Thomas Fox, Paulo Meneghetti
  • Boron nitride particles of spherical geometry and process for making thereof
    Publication number: 20060121068
    Abstract: A low viscosity filler boron nitride agglomerate particles having a generally spherical shape bound together by an organic binder and to a process for producing a BN powder composition of spherically shaped boron nitride agglomerated particles having a treated surface layer which controls its viscosity. In one embodiment, the composition of spherically shaped boron nitride agglomerated particles are further heat-treated for the binder to decompose, forming a coating layer on the spherical BN agglomerates and significantly improving its thermal conductivity property.
    Type: Application
    Filed: January 6, 2006
    Publication date: June 8, 2006
    Inventors: Ajit Sane, Paulo Meneghetti, Thomas Fox