Patents Assigned to Momentive Performance Materials
  • Patent number: 8809444
    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/acrylate
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: August 19, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Ning Lu, Sigfredo Gonzalez, Ernie M. Silvestre, Geng Wang
  • Patent number: 8796406
    Abstract: A copolymer suitable for use in forming a solid polymer electrolyte film comprising a first monomer represented by Formula (1): wherein n is 2 to 1,000; m is 2 to 1,000; x and y are individually 1 to 100; p is 0 to 10; and q is 1 to 10, R1 is an alkyl group having 1 to 10 carbon atoms, and A is an alkyl acryloyl group an acryloyl group, alkyl acryloyl group, methacryloyl group, alkyl methacryloyl group, a vinyl group, an allyl group, a styryl group, or a combination of two or more thereof; and a second monomer chosen from a hydroxyl-substituted alkyl acrylate, a hydroxyl-substituted alkyl methacrylate, or a combination of two or more thereof. The copolymer may be used to form a solid polymer electrolyte composition comprising (i) the copolymer, (ii) a plasticizer, and (iii) a salt. The solid polymer electrolyte may be used to form a solid polymer electrolyte film, which may be suitable for use in electrochemical devices.
    Type: Grant
    Filed: August 12, 2011
    Date of Patent: August 5, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Neeraj Gupta, Anantharaman Dhanabalan, Nagendiran Shanmugam, Vivek Khare
  • Patent number: 8785587
    Abstract: The invention relates to novel polyurea- and/or polyurethane polyorganosiloxane compounds, processes for the preparation thereof, and their use and novel reactive 1- or 2-component systems and cured compositions therefrom. The compounds preferably contain repeating units of the formula (2): in the polyurea- and/or polyurethane polyorganosiloxane backbone. The polyurea- and/or polyurethane polyorganosiloxane compounds can also contain polyether segments in the backbone.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: July 22, 2014
    Assignee: Momentive Performance Materials GmbH
    Inventors: Roland Wagner, Karl-Heinz Sockel, Anita Witossek, Walter Simon
  • Patent number: 8778457
    Abstract: The present invention relates on the use of 1,3-dihydroxyalkyl functionalized polyorganosiloxanes in compositions for the treatment of materials having a fibrous structure, such as leather, furs, textiles and paper. The invention further relates to a process for treating fibrous materials with waterproofing.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: July 15, 2014
    Assignee: Momentive Performance Materials GmbH
    Inventors: John Huggins, Roland Wagner, Karl-Heinz Sockel
  • Patent number: 8779012
    Abstract: There is provided herein a demulsifying composition comprising at least one polyorganosiloxane compound having the general formula (I): M1aM2bD1cD2dT1eT2fQg??(I) wherein: M1=R1R2R3SiO1/2, M2=R4R5RLSiO1/2, D1=R6R7SiO2/2, D2=R8RLSiO2/2, T1=R9SiO3/2, T2=RLSiO3/2, Q=SiO4/2, where R1, R2, R3, R4, R5, R6, R7, R8 and R9 are each independently chosen from monovalent alkyl, aryl or aralkyl hydrocarbon radicals, or chosen from RP; RP is a monovalent polyether radical independently of the general formula (II): —(CnH2n)—O—(C2H4O)o—(C3H6O)p—(C4H8O)q—R10??(II) RL is a monovalent radical independently chosen from the general formula (III): —X—O—(C2H4O)r—(C3H6O)s—(C4H8O)t—{C(O)CuH2uO}v—R11??(III) There is also provided herein a method for separating emulsions comprising combining the components of the demulsification composition into a mixture; allowing the mixture to separate into at least two phases and separating said at least two phases from each other.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: July 15, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Monjit Phukan, Anubhav Saxena, Mayank Kumar Dubey, Antonio Palumbo, Kalman Koczo
  • Patent number: 8779072
    Abstract: The present invention provides a heat-curable silicone rubber composition having antistatic properties, even after secondary vulcanization at high temperatures. Specifically disclosed is a heat-curable silicone rubber composition which is obtained by adding 0.05 to 1000 ppm of (B) a poorly water-soluble or water-insoluble ionic substance whose anionic component is bis(trifluoromethanesulfonyl)imide, to 100 parts by weight of (A) a heat-curable silicone rubber.
    Type: Grant
    Filed: December 26, 2008
    Date of Patent: July 15, 2014
    Assignee: Momentive Performance Materials Japan LLC
    Inventors: Hiroyoshi Iijima, Hideo Takahashi
  • Publication number: 20140191445
    Abstract: The invention relates to an irradiation and molding unit which can be cooled for curing light-curable polymer compositions, a method for preparing cured polymer moldings or articles coated with cured polymers by using the irradiation and molding unit which can be cooled, as well as the use of such irradiation unit for preparing polymer moldings or polymer coated articles.
    Type: Application
    Filed: August 17, 2012
    Publication date: July 10, 2014
    Applicant: Momentive Performance Materials GmbH
    Inventors: Stefan Rist, Clemens Trumm, Holger Albrecht
  • Patent number: 8772422
    Abstract: A polymer composite composition wherein at least one of the constituents is a silicone ionomer and the other constituent is polymer.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: July 8, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Anubhav Saxena, Srividhya Marimuthu, Alok Sarkar, Pranav Ramchandra Joshi
  • Patent number: 8772367
    Abstract: There is provided new mono-(meth)acrylate functionalized silicone monomers containing carbosiloxane linkage for improved hydrolysis resistance, useful in making water absorbing silicone-hydrogel films for contact lens applications. This invention also provides homo-polymers and copolymers made from the mono-(meth)acrylate functionalized hydrophilic silicone monomers described herein. Also provided is a process for producing the monomers and polymers described herein and contact lenses produced from the same.
    Type: Grant
    Filed: March 21, 2011
    Date of Patent: July 8, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Anubhav Saxena, Umapathy Senthilkumar, Kenrick M. Lewis
  • 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
  • Publication number: 20140178692
    Abstract: Disclosed is a transparent, radiation curable acrylate coating composition comprising (a) at least three polyfunctional acrylate derivatives, (b) a photoinitiator selected from the group consisting of phosphine oxides, ketones, and combinations thereof, (c) a nanoscale filler, and (d) a dibenzoyl resorcinol UV absorber, at least one of said acrylate derivatives being an aliphatic polyester urethane multi-acrylate having an acrylate functionality of at least 5 and an elongation of no greater than 5%, and at least two of said acrylate derivatives being diacrylates, wherein at least one of said diacrylates is an aliphatic Polyester urethane diacrylate having an elongation of greater than 5% and a number average molecular weight of from 500 to about 2500 and wherein another of said diacrylates is a urethane-free diacrylate having a number average molecular weight of from about 150 to about 600.
    Type: Application
    Filed: December 20, 2012
    Publication date: June 26, 2014
    Applicant: Momentive Performance Materials Inc.
    Inventors: Jeanne Elizabeth Haubrich, Sona Sivakova Slocum
  • Patent number: 8752730
    Abstract: A viscous material dispenser comprises a container having at least two opposing sidewalls; a first closure end; and a second closure end; the sidewalls and closure ends defining an enclosure, and at least one closure end comprising an expressing shape and at least one sidewall comprising a crease running from the expressing shaped closure end to the other closure end to permit folding the container at the crease to express a content from an interior of the container through the expressing shaped closure end to an exterior.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: June 17, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Sven Newman, Jessica W. Wolma, Anita G. Mooy, Jeffrey J. Davis, Phillip Neal Sharp, David C. Thomsen
  • Patent number: 8754145
    Abstract: Disclosed is a transparent, radiation curable acrylate coating composition comprising (a) at least three polyfunctional acrylate derivatives, (b) a photoinitiator selected from the group consisting of phosphine oxides, ketones, and combinations thereof, (c) a nanoscale filler, and (d) a dibenzoyl resorcinol UV absorber, at least one of said acrylate derivatives being an aliphatic polyester urethane multi-acrylate having an acrylate functionality of at least 5 and an elongation of no greater than 5%, and at least two of said acrylate derivatives being diacrylates, wherein at least one of said diacrylates is an aliphatic Polyester urethane diacrylate having an elongation of greater than 5% and a number average molecular weight of from 500 to about 2500 and wherein another of said diacrylates is a urethane-free diacrylate having a number average molecular weight of from about 150 to about 600.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: June 17, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Jeanne Elizabeth Haubrich, Sona Sivakova Slocum
  • Patent number: 8747554
    Abstract: A unibody, multi-piece crucible for use in for use in elemental purification, compounding, and growth of semi-conductor crystals, e.g., in the process of molecular beam epitaxy (MBE) for melting silicon and the like at high temperature. The crucible has an outer coating layer that fixedly joins the multi pieces making up the crucible. The invention also provides a method for making a unibody containing structure comprising pyrolytic boron nitride having a negative draft, which method obviates the need of complicated overhang structure of graphite mandrels or the removal of the graphite mandrels by burning at high temperatures.
    Type: Grant
    Filed: October 30, 2006
    Date of Patent: June 10, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Yuji Morikawa, Kazuo Kawasaki, Sun-joong Hwang, Marc Schaepkens
  • Publication number: 20140154199
    Abstract: A silicone composition, especially advantageous for incorporation in a personal care product, includes a silicone resin (a) and a silicone gum (b), the mixture of resin (a) and gum (b) having a softening point of 50° C. or greater and an elastic modulus at ambient temperature of 106 Pa or less.
    Type: Application
    Filed: December 4, 2012
    Publication date: June 5, 2014
    Applicant: Momentive Performance Materials
    Inventors: Anne Dussaud, Bhavna Rana, Susan Sperring
  • Patent number: 8742053
    Abstract: The invention relates to novel polyamide-polysiloxane compounds, processes for their preparation, their use, precursors for their preparation and reactive compositions which contain the precursors.
    Type: Grant
    Filed: March 19, 2008
    Date of Patent: June 3, 2014
    Assignee: Momentive Performance Materials GmbH
    Inventors: Horst Lange, Karl-Heinz Sockel, Roland Wagner, Gunnar Hoffmüller
  • Patent number: 8742154
    Abstract: There is provided herein a linear tri-block copolymer having the average formula (1): ABA??(1) wherein A is a polyalkyleneoxide unit or an aliphatic modified polyalkyleneoxide unit both of the general formula: R5O(CaH2aO)dY and wherein B is an internal polysiloxane unit of the general formula: [X(CaH2aO)bR2[SiO(R1)2]cSi(R1)2R2(OCaH2a)bX] wherein X and Y are divalent organic groups selected from a secondary amine or a tertiary amine and a ring-opened epoxide, such that when X is a ring-opened epoxide, Y is a secondary or tertiary amine, and when Y is a ring-opened epoxide, X is a secondary or tertiary amine. In addition, there is provided herein a method of making a linear tri-block copolymer having the average formula (1) and personal care and softener compositions comprising the same, specifically a hair conditioner.
    Type: Grant
    Filed: November 16, 2011
    Date of Patent: June 3, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Ning Lu, Anne Dussaud
  • Patent number: 8729146
    Abstract: A catalyst composition including a solution of at least one member selected from the group consisting of an alkali metal carboxylate and an alkaline earth metal carboxylate in a solvent which is nonreactive with the isocyanate groups of a polyisocyanate.
    Type: Grant
    Filed: June 14, 2005
    Date of Patent: May 20, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventor: Vittorio Bonapersona
  • Patent number: 8729177
    Abstract: There is provided silicone gel-forming composition comprising a unique combination of polyorganosiloxane and organohydrogenpolysiloxane, which can produce silicone gel with improved hysteresis.
    Type: Grant
    Filed: October 31, 2006
    Date of Patent: May 20, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Aijun Zhu, David Rene Lamb
  • Patent number: 8728345
    Abstract: The present invention relates to stable, zero or low VOC epoxy-containing polysiloxane oligomer compositions that provide for a high degree of chemical resistance to compositions containing organic resins, while at the same time, maintaining or improving the flexibility of these organic resin-containing compositions, to processes for preparing epoxy-containing polysiloxane oligomer compositions, and to uses in coatings, sealants, adhesives, and composites containing the same.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: May 20, 2014
    Assignee: Momentive Performance Materials Inc.
    Inventors: Narayana Padmanabha Iyer, Lesley Hwang, Vikram Kumar, Christian Geismann, Constantine Kondos, Shiu-Chin Su