Patents by Inventor Sigfredo González

Sigfredo González 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).

  • Polyorganosiloxane Demulsifier Compositions and Methods of Making Same
    Publication number: 20110245354
    Abstract: The invention relates to a method for separating emulsions of oil and water, the method comprising incorporating a demulsifying-effective amount of a polyorganosiloxane demulsifier into an emulsion comprising an oil phase and an aqueous phase. The invention also relates to compositions containing polyorganosiloxane demulsifier and the water and oil phases of an emulsion.
    Type: Application
    Filed: June 14, 2011
    Publication date: October 6, 2011
    Applicant: Momentive Performance Materials Inc.
    Inventors: Anubhav Saxena, Monjit Phukan, Senthilkumar U, Ian Procter, Sigfredo Gonzalez, Kalman Koczo, Sabine Azouani, Vikram Kumar
  • Polyorganosiloxane demulsifier compositions and methods of making the same
    Patent number: 8030363
    Abstract: The invention relates to a method for separating emulsions of oil and water, the method comprising incorporating a demulsifying-effective amount of a polyorganosiloxane demulsifier into an emulsion comprising an oil phase and an aqueous phase. The invention also relates to compositions containing polyorganosiloxane demulsifier and the water and oil phases of an emulsion.
    Type: Grant
    Filed: January 25, 2008
    Date of Patent: October 4, 2011
    Assignee: Momentive Performance Materials Inc.
    Inventors: Anubhav Saxena, Monjit Phukan, Umapathy Senthilkumar, Ian Procter, Sigfredo Gonzalez, Kalman Koczo, Sabine Azouani, Vikram Kumar
  • NETWORK COPOLYMER CROSSLINKED COMPOSITIONS AND METHODS OF MAKING THE SAME
    Publication number: 20110152444
    Abstract: The present invention is directed to a network composition having the reaction product of: (i) at least one anionic polymerizable ethylenically unsaturated monomer (I) selected from the group consisting of [CH2?C(R3)C(O)OXa(C2H4O)b(C3H6O)c(C4H8O)d]pP(O)(OY)q(OZ)r where R3?H or alkyl of 1 to about 6 carbon atoms; X=alkyl, aryl, or alkaryl diradical connecting group of 0 to about 9 carbon atoms; a is 0 to about 100; b is 0 to about 100; c is 0 to about 100; d is 0 to about 100; q is 0 to about 2; r is 0 to about 2; p is 1 to about 3 subject to the limitation that p+q+r=3; and Y and Z is H, or metal ion; and CH2?C(R3)C(O)OXa?(C2H4O)b?(C3H6O)c?(C4H8O)d?—SO3—Y) where R3?H or alkyl of from 1 to about 6 carbon atoms; X=alkyl, aryl, or alkaryl diradical connecting group of 0 to about 9 carbon atoms; a? is 0 to about 100; b? is 0 to about 100; c? is 0 to about 100; d? is 0 to about 100; Y is H, or metal ion; and (ii) one or more additional monomers (II) selected from the group consisting of acrylic a
    Type: Application
    Filed: December 23, 2009
    Publication date: June 23, 2011
    Applicant: Momentive Performance Materials Inc.
    Inventors: Ning LU, Sigfredo Gonzalez, Emie M. Silvestre, Geng Wang
  • NETWORK COPOLYMER CROSSLINKED COMPOSITIONS AND PRODUCTS COMPRISING THE SAME
    Publication number: 20110152083
    Abstract: The present invention provides for a household, agricultural, coating or personal care product composition containing the crosslinked reaction product of a network composition the reaction product of: (i) at least one anionic polymerizable ethylenically unsaturated monomer (I) selected from the group consisting of [CH2?C(R3)C(O)OXa(C2H4O)b(C3H6O)c(C4H8O)d]pP(O)(OY)q(OZ)r where R3?H or alkyl of 1 to about 6 carbon atoms; X=alkyl, aryl, or alkaryl diradical connecting group of 0 to about 9 carbon atoms; a is 0 to about 100; b is 0 to about 100; c is 0 to about 100; d is 0 to about 100; q is 0 to about 2; r is 0 to about 2; p is 1 to about 3 subject to the limitation that p+q+r=3; and Y and Z is H, or metal ion; and CH2?C(R3)C(O)OXa?(C2H4O)b?(C3H6O)c?(C4H8O)d?—SO3—Y) where R3?H or alkyl of from 1 to about 6 carbon atoms; X=alkyl, aryl, or alkaryl diradical connecting group of 0 to about 9 carbon atoms; a? is 0 to about 100; b? is 0 to about 100; c? is 0 to about 100; d? is 0 to about 100; Y is H
    Type: Application
    Filed: December 22, 2010
    Publication date: June 23, 2011
    Applicant: Momentive Performance Materials Inc.
    Inventors: Ning Lu, Sigfredo Gonzalez, Emie M. Silvestre, Geng Wang
  • NETWORK COPOLYMER CROSSLINKED EMULSIONS AND DEMULSIFYING COMPOSITIONS COMPRISING THE SAME
    Publication number: 20110152423
    Abstract: The present invention is directed to a network composition the reaction product of: (i) at least one anionic polymerizable ethylenically unsaturated monomer (I) selected from the group consisting of [CH2?C(R3)C(O)OXa(C2H4O)b(C3H6O)c(C4H8O)d]pP(O)(OY)q(OZ)r where R3?H or alkyl of 1 to about 6 carbon atoms; X=alkyl, aryl, or alkaryl diradical connecting group of 0 to about 9 carbon atoms; a is 0 to about 100; b is 0 to about 100;c is 0 to about 100; d is 0 to about 100; q is 0 to about 2; r is 0 to about 2; p is 1 to about 3 subject to the limitation that p+q+r=3; and Y and Z is H, or metal ion; and CH2?C(R3)C(O)OXa?(C2H4O)b?(C3H6O)c?(C4H8O)d?—SO3—Y) where R3?H or alkyl of from 1 to about 6 carbon atoms; X=alkyl, aryl, or alkaryl diradical connecting group of 0 to about 9 carbon atoms; a? is 0 to about 100; b? is 0 to about 100; c? is 0 to about 100; d? is 0 to about 100; Y is H, or metal ion; and (ii) one or more additional monomers (II) selected from the group consisting of acrylic acid/a
    Type: Application
    Filed: December 23, 2009
    Publication date: June 23, 2011
    Applicant: Momentive Performance Materials Inc.
    Inventors: Ning Lu, Sigfredo Gonzalez, Emie M. Silvestre, Geng Wang
  • Low viscosity, high molecular weight linear random-block silicone polyalkyleneoxide copolymers
    Patent number: 7851548
    Abstract: The present invention describes novel non-hydrolyzable, linear, random block copolymers comprising units of polysiloxanes and polyalkyleneoxides linked by bis-aminofunctional groups. These copolymers have been successfully applied as textile enhancers as well as conditioning agents for hair and skin care products.
    Type: Grant
    Filed: May 1, 2008
    Date of Patent: December 14, 2010
    Assignee: Momentive Performance Materials Inc.
    Inventors: Uche Kelechi Anyanwu, Sigfredo González
  • Low viscosity, high molecular weight linear random-block silicone polyalkyleneoxide copolymers
    Publication number: 20090274643
    Abstract: The present invention describes novel non-hydrolyzable, linear, random block copolymers comprising units of polysiloxanes and polyalkyleneoxides linked by bis-aminofunctional groups. These copolymers have been successfully applied as textile enhancers as well as conditioning agents for hair and skin care products.
    Type: Application
    Filed: May 1, 2008
    Publication date: November 5, 2009
    Inventors: Uche Kelechi Anyanwu, Sigfredo Gonzalez
  • Polyorganosiloxane demulsifier compositions and methods of making the same
    Publication number: 20090192234
    Abstract: The invention relates to a method for separating emulsions of oil and water, the method comprising incorporating a demulsifying-effective amount of a polyorganosiloxane demulsifier into an emulsion comprising an oil phase and an aqueous phase. The invention also relates to compositions containing polyorganosiloxane demulsifier and the water and oil phases of an emulsion.
    Type: Application
    Filed: January 25, 2008
    Publication date: July 30, 2009
    Inventors: Anubhav Saxena, Monjit Phukan, Senthilkumar U., Ian Procter, Sigfredo Gonzalez, Kalman Koczo, Sabine Azouani, Vikram Kumar