Patents Assigned to Momentive Performance Materials Inc.
  • Association product of amino functional hydrophobic polymers with hydrophilic polymers containing acid groups, methods of preparation, and applications for employing the same
    Patent number: 9243142
    Abstract: There is provided herein a composition comprising the non-covalent bonded reaction product of a hydrophilic polymer containing an acid functional group and a hydrophobic polymer which contains an amine group bound directly to the hydrophobic polymer backbone; and, optionally a diluent, as well as a process of making such a composition.
    Type: Grant
    Filed: November 16, 2011
    Date of Patent: January 26, 2016
    Assignee: Momentive Performance Materials Inc.
    Inventors: Anne Dussaud, Ning Lu
  • Catalytic process for the preparation of thiocarboxylate silane
    Patent number: 9206203
    Abstract: The invention is directed to a process for the preparation of thiocarboxylate silane comprising reacting an aqueous solution of a salt of a thiocarboxylic acid with a haloalkyl silane in the presence of a solid inorganic oxide-supported phase transfer catalyst. The invention is also directed to a process for the preparation of an aqueous solution of a salt of a thiocarboxylic acid which comprises reacting an aqueous solution of a sulfide and/or hydrosulfide with an acid halide in the presence of a said solid catalyst.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: December 8, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Tiberiu Ladislau Simandan, Ilaria Vecchi, Holger Jurgen Glatzer
  • RELEASE MODIFIER COMPOSTION
    Publication number: 20150344740
    Abstract: There is described a release composition including a polyorganosiloxane polymer and a release modifier. The release modifier includes comprising an alkenyl silsesquioxane an organo functional siloxane of the formula MDxM, wherein M represents R3SiO1/2, D represents R2SiO2/2, wherein R is alkyl or alkenyl of 1 to 40 carbon atoms, or hydrogen wherein the organo functional siloxane has a viscosity of from about 5 centipoises to about 80 centipoises and x is from about 5 to about 80, and an optionally a reactive diluent. The release composition includes at least one siloxane cross-linking agent, an inhibitor; and a hydrosilation catalyst.
    Type: Application
    Filed: May 27, 2014
    Publication date: December 3, 2015
    Applicant: Momentive Performance Materials Inc.
    Inventors: Roy Melvin Griswold, Melania Lapinski
  • Silylated polyurethane/polyorganosiloxane blend and sealant composition and fumed silica composition containing same
    Patent number: 9200160
    Abstract: There is provided herein a composition comprising: (A) a silanol and/orhydrocarbon-terminated polyorganosiloxane in an amount of from about 30 weight percent to about 90 weight percent; and, (B) a moisture curable silylated polyurethane resin in an amount of from about 10 weight percent to about 70 weight percent. There is also provided herein in another embodiment a two part sealant composition wherein the first part comprises: (A) a silanol and/or hydrocarbon-terminated polyorganosiloxane in an amount of from about 15 weight percent to about 60 weight percent, (B) a moisture curable silylated polyurethane resin in an amount of from about 2 weight percent to about 32 weight percent, and (C) a filler, said weight percents being based on the weight of the first part.
    Type: Grant
    Filed: March 29, 2010
    Date of Patent: December 1, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Indumathi Ramakrishnan, Shayne Joseph Landon, David A. Williams, Anantharaman Dhanabalan
  • Silicon-containing zwitterionic linear copolymer composition
    Patent number: 9200119
    Abstract: A silicon-containing copolymer which includes zwitterionic linking groups with the general structures —N+(Y?)(Z)— or —N(Z*)— and repeating groups which can be divalent silicone moieties, divalent hydrocarbons or divalent polyethers. The copolymer can be used in personal care products, fertilizers and other agricultural products, pesticides, antifouling agents, and various waterborne coating formulations.
    Type: Grant
    Filed: November 9, 2012
    Date of Patent: December 1, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Monjit Phukan, Anubhav Saxena, Ravikumar Kodagahally, Mark Leatherman
  • Continuous process for the preparation of thiocarboxylate silane
    Patent number: 9193742
    Abstract: The invention is directed to a process for the preparation of thiocarboxylate silane comprising reacting an aqueous solution of a salt of a thiocarboxylic acid with a haloalkylalkoxysilane in the presence of a solid supported catalyst. The invention is also directed to a process for the preparation of an aqueous solution of a salt of a thiocarboxylic acid which comprises reacting an aqueous solution of a sulfide and/or hydrosulfide with a carboxylic acid halide and/or acid anhydride.
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: November 24, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Tiberiu Ladislau Simandan, Andrea Trotto, Ilaria Vecchi, Ottavio Ursitti
  • STABILIZATION OF POLYACRYLAMIDE EMULSION FORMULATIONS
    Publication number: 20150329763
    Abstract: The current invention provides a method to form a stable blend of polyacrylamide water-in-oil emulsion and breaker surfactants such as silicon polyether copolymer and linear or branched alcohol ethoxylate surfactants. The composition can be employed, for example, as a friction reducing additive for water based fracturing fluid, or a drilling mud additive.
    Type: Application
    Filed: May 16, 2014
    Publication date: November 19, 2015
    Applicant: Momentive Performance Materials Inc.
    Inventors: Mukesh Kumar, Kalman KOCZO, John TERRACINA
  • Moisture curable compositions with enhanced elongation and tear strength properties
    Patent number: 9156981
    Abstract: Moisture-curable compositions are provided which comprises a moisture-curable silylated resin, a flexibilizer and at least one curing catalyst. The cured compositions possess enhanced elongation and tear properties, and are highly suitable for applications such as adhesives, sealants, coatings, gaskets, industrial rubber goods, and the like.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: October 13, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Thomas Fay-Oy Lim, Vikram Kumar, Martin Wusik
  • Light trapping photovoltaic cells
    Patent number: 9118272
    Abstract: A light trapping photovoltaic cell comprising a plurality of cells connected with walls wherein the cells have a plurality of generally straight vertical walls and a bottom region adjacent the generally vertical walls. The bottom region of the cells is pitched toward the center of the bottoms. The light trapping cells provide a structure that allows for improved absorption of incident light. Optionally, a light trapping photovoltaic cell may further comprise a hydrophobic protective layer such as, for example, may be provided by a plurality of nano-sized bumps on the surfaces of the cell walls. Additionally, the cells may exhibit other properties including, for example, deicing, anti-fouling, and self-cleaning.
    Type: Grant
    Filed: September 8, 2010
    Date of Patent: August 25, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventor: Wen P. Liao
  • Process for reducing the level of choride in chlorosilane direct process hydrolyzed substrate
    Patent number: 9108991
    Abstract: The present invention relates to a process for providing a low-chloride hydrolyzate comprising contacting an acid or base hydrolyzed substrate of a chlorosilane direct process residue with nitric acid to provide a hydrolyzate with a chloride content of less than about 1.8% by weight. The process of present invention is especially useful in cement kilns and smelter operation.
    Type: Grant
    Filed: August 11, 2014
    Date of Patent: August 18, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Susan A Nye, David S Schlitzer
  • 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
  • PUCK WEAR DETECTION
    Publication number: 20150184793
    Abstract: A transport puck vertically aligns a caulking cartridge, nozzle-down.
    Type: Application
    Filed: August 31, 2013
    Publication date: July 2, 2015
    Applicant: Momentive Performance Materials, Inc.
    Inventor: Matthew Louis Fitzgerald, IV
  • PROCESS FOR THE PREPARATION OF SILYLATED POLYURETHANE POLYMERS USING TITANIUM-CONTAINING AND ZIRCONIUM-CONTAINING CATALYSTS
    Publication number: 20150166719
    Abstract: The present invention relates to a process for preparing silylated polyurethane polymers which have increased stability under ambient condition or storage toward atmospheric moisture, in the presence of at least one of titanium-containing catalyst or zirconium-containing catalyst and to silylated polyurethane polymer compositions comprising these catalysts.
    Type: Application
    Filed: December 16, 2013
    Publication date: June 18, 2015
    Applicant: Momentive Performance Materials Inc.
    Inventors: Misty Huang, Vikram Kumar, Thomas Lim, Constantine Kondos, Brendan O'Keefe
  • STABLE PRIMER FORMULATIONS AND COATINGS WITH NANO DISPERSION OF MODIFIED METAL OXIDES
    Publication number: 20150159036
    Abstract: The present invention is directed to a primer composition, comprising: (a) metal oxide nanoparticles surface-modified with an organofunctional silane moiety having a specific functionality, (b) an organic polymer; and (c) one or more solvents; wherein the composition comprises less than 4 wt % of water, based on the total weight of said primer composition. The composition produces films having excellent optical and adhesion characteristics, and excellent weatherability and thermal stability.
    Type: Application
    Filed: December 11, 2013
    Publication date: June 11, 2015
    Applicant: Momentive Performance Materials Inc.
    Inventors: Karthikeyan Murugesan, Indumathi Ramakrishnan, Robert F. Hayes, Keith J. Weller
  • Antidrift composition
    Patent number: 9034960
    Abstract: A solid, water-soluble fast-dissolving antidrift composition includes a urea-based complex-forming component (i) complexed with an antidrift component (ii), the antidrift composition optionally further including an adjuvant component (iii).
    Type: Grant
    Filed: July 26, 2012
    Date of Patent: May 19, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: William L. Brown, George A. Policello
  • APPARATUS FOR PROCESSING MATERIALS AT HIGH TEMPERATURES AND PRESSURES
    Publication number: 20150122172
    Abstract: An apparatus for processing materials at high temperatures comprises a high strength enclosure; a plurality of high strength radial segments disposed adjacent to and radially inward from the high strength enclosure; a liner disposed adjacent to and radially inward from the radical segments; a chamber defined interior to the liner; a heating device disposed within the chamber; and a capsule disposed within the chamber, the capsule configured to hold a supercritical fluid. The apparatus may be used for growing crystals, e.g., GaN, under high temperature and pressure conditions.
    Type: Application
    Filed: July 28, 2011
    Publication date: May 7, 2015
    Applicant: MOMENTIVE PERFORMANCE MATERIALS, INC.
    Inventors: Kirsh Afimiwala, Larry Zeng
  • Moisture-curable, elastomeric, translucent silicone waterproofing coating and method of making the same
    Patent number: 9012558
    Abstract: There is provided herein a one-part, moisture-curable, elastomeric, translucent coating composition comprising: (a) a di-hydroxy-terminated dimethylpolysiloxane polymer; (b) a reinforcing filler; (c) an organic solvent; (d) a polyalkoxysilane crosslinking agent; (e) an organo-silane adhesion promoter; and, (f) a titanium condensation cure catalyst, wherein the composition is a one-part, moisture-curable, elastomeric, translucent coating composition, and a process of making the composition.
    Type: Grant
    Filed: September 13, 2011
    Date of Patent: April 21, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventor: Gary Morgan Lucas
  • Resistance heater
    Patent number: 8993939
    Abstract: A resistance heater is shown and described. The resistance heater may include a body. The body may include at least one heating surface, the heating surface being generally smooth and generally flat and a recess formed in the body, at least a portion of the body having a cross-sectional shape selected from the group consisting of: generally U shape, generally I-shape, and generally H-shape, and where the cross-sectional shape extends along at least a portion of the body.
    Type: Grant
    Filed: March 20, 2012
    Date of Patent: March 31, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Yuji Morikawa, Yoshihiko Matsui, Akinobu Otaka, Takeshi Higuchi, Kensuke Fujimura, Zhong-Hao Lu
  • Filler treatments utilizing low VOC silanes
    Patent number: 8987351
    Abstract: A method for treating filler material includes contacting the filler material with a silane which, upon hydrolysis, produces substantially no significant amount of volatile organic compound and/or the hydrolyzate of the silane to provide a treated filler which can then be incorporated into a matrix to provide a composite body.
    Type: Grant
    Filed: November 23, 2005
    Date of Patent: March 24, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventor: Keith Weller
  • Silicone ionomer composition
    Patent number: 8974775
    Abstract: There is provided herein a functionalized ionic silicone composition comprising a silicone of the formula (I): M1aM2bM3cD1dD2eD3fT1gT2hT3iQj??(I) which contains a monovalent radical bearing ion-pairs and having the formula (II): -A-Ix?Mny+; where A is a spacing group having at least 2 spacing atoms selected from a divalent hydrocarbon or hydrocarbonoxy group, where I is an ionic group such as sulfonate —SO3?, carboxylate —COO?, phosphonate —PO32? group and phosphate —OPO32?, where M is hydrogen or a cation independently selected from alkali metals, alkali earth metals, transition metals, metals, quaternary ammonium and phosphonium groups; or, zwitterions having the formula (III): —R?—NR?2+—R??—I??(III) where I is defined as above, and where the subscript a, b, c, d, e, f, g, h, i, j are zero or positive subject to the following limitations: 2?a+b+c+d+e+f+g+h+i+j?6000, b+e+h>0 and c+f+i>0.
    Type: Grant
    Filed: January 4, 2012
    Date of Patent: March 10, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Anubhav Saxena, Alok Sarkar, Sandip Tiwari