Patents Assigned to Momentive Performance Materials
  • One-coat encapsulated graphite heater and process
    Patent number: 10687393
    Abstract: A coated graphite heater. The heater has a configuration comprising a plurality of heating elements having a major portion disposed parallel to an upper surface of the heater so that the major portion is disposed horizontally. The heater configuration provides a heater that exhibits reduced thermal stress and/or reduced CTE mismatch stress particularly compared to designs having heating elements with a major portion oriented perpendicular to the plane of the upper surface of the heater.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: June 16, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: Zhong-Hao Lu, Tomoo Hasegawa, Yoshihiko Matsui, Yuji Morikawa
  • Thermally conductive composition
    Patent number: 10683444
    Abstract: A thermally conductive composition is a thermally conductive composition including (A) a spherical thermally conductive filler, (B) an alkoxysilane compound or dimethylpolysiloxane, and (C) a polyorganosiloxane (not inclusive of the dimethylpolysiloxane of component (B)), wherein component (A) is a mixture formulated with specific ratios of fillers having different average particle sizes, the mixture being formulated with a filler having an average particle size of 50 ?m or more in an amount of 30% by mass or more; component (B) and component (C) are included in a total amount of 1.5 to 35 parts by mass relative to 100 parts by mass of component (A); and a content ratio of component (C) in the total amount of component (B) and component (C) is 15 to 98% by mass.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: June 16, 2020
    Assignee: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC
    Inventors: Masanori Takanashi, Daigo Hirakawa
  • Reactive compositions containing mercapto-functional silicon compound
    Patent number: 10676594
    Abstract: There is provided herein a composition comprising (a) a mercapto-functional silicon compound having the general Formula (I): and a reactive resin containing at least one epoxy and/or (meth)acrylate group. There is also provided a silylated resin resulting from the reaction product of mercapto-functional silicon compound (a) and reactive resin contain at least one epoxy and/or (meth)acrylate groups.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: June 9, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: Constantine Kondos, Vikram Kumar, Martin Wusik
  • THERMALLY CONDUCTIVE POLYORGANOSILOXANE COMPOSITION
    Publication number: 20200157350
    Abstract: A thermally conductive polysiloxane composition comprising: (A) a thermally conductive filler; (B) a polyorganosiloxane resin having a curable functional group in the polysiloxane molecule, the polyorganosiloxane resin comprising at least one polysiloxane (b1) having one curable functional group in the molecule thereof; (C) a siloxane compound having an alkoxysilyl group and a linear siloxane structure; (D) a hydrogenpolyorganosiloxane; and (E) a platinum catalyst, wherein the content of the polysiloxane (b1) having one curable functional group in the molecule thereof in the polyorganosiloxane resin (B) is more than 80% by mass.
    Type: Application
    Filed: May 31, 2018
    Publication date: May 21, 2020
    Applicant: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC
    Inventors: Atsushi SAKAMOTO, Isao IIDA
  • Silicone rubber composition, method of producing the same, and silicone rubber extrudate
    Patent number: 10654980
    Abstract: There is provided a silicone rubber composition that has improved moldability, in particular, extrusion moldability, while ensuring that a cured product obtained therefrom has sufficient strength. The silicone rubber composition contains: (A) a 100 part by mass base polymer consisting of (A1) a polyorganosiloxane diol whose viscosity at 25° C. is 1 to 100 Pas and (A2) a polyorganosiloxane whose viscosity at 25° C. is 0.2 to 40000 Pas, with a ratio of (A1) being 20 to 100% by mass to the whole (A), the base polymer having a viscosity of 5 to 20000 Pas at 25° C. and having an alkenyl group content of 0.001 to 0.3 mmol/g; (B) a 10 to 50 part by mass silica powder whose specific surface area is 50 to 400 m2/g; (C) a 1 to 10 part by mass organosilazane; and (D) a catalytic amount of a curing agent.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: May 19, 2020
    Assignee: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC
    Inventor: Masanari Shimakawa
  • Siloxane copolymer and solid polymer electrolyte comprising such siloxane copolymers
    Patent number: 10650938
    Abstract: A silicone polyether for use in forming a solid polymer electrolyte film, the silicone polyether comprising a heterocyclic moiety. The silicone polyether comprising the heterocyclic moiety may be used to provide an electrolyte composition suitable for use in an electrochemical device. The silicone polyether comprising a heterocyclic moiety may also be used to form a solid polymer electrolyte that may be used to form a solid polymer electrolyte film, which may be suitable for use in electrochemical devices.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: May 12, 2020
    Assignee: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Karthikeyan Sivasubramanian, Neeraj Gupta
  • THERMALLY CONDUCTIVE POLYSILOXANE COMPOSITION
    Publication number: 20200140736
    Abstract: The present invention relates to a thermally conductive polysiloxane composition comprising: (A) a thermally conductive filler, (B) a siloxane compound having a specified structure; (C) an alkoxysilane compound having a specified structure; (D) a polyorganosiloxane containing at least one aliphatic unsaturated group per molecule; (E) a polyorganohydrogensiloxane having two or more hydrogen atoms bonded to silicon atoms per molecule; and (F) a platinum-based catalyst.
    Type: Application
    Filed: May 31, 2018
    Publication date: May 7, 2020
    Applicant: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC
    Inventors: Kenji TAKENAKA, Atsushi SAKAMOTO
  • Composition comprising organosiloxane nano latex and preparation of organosiloxane nano latex
    Patent number: 10633539
    Abstract: A hydrophobic hybrid organosiloxane nano latex is provided as the copolymerizate of: (a) organosiloxane monomer of the general formula MaMvbDcDvdTeTvfQg wherein: M=R1R2R3SiO1/2, Mv=R4R5RuSiO1/2, D=R6R7SiO2/2, Dv=R8RuSiO2/2, T=R9SiO3/2, Tv=RuSiO3/2, and Q=SiO4/2 in which R1, R2, R3, R4, R5, R6, R7, R8 and R9 each independently is hydrogen, a hydroxyl group, a hydrocarbyl group having up to 100 carbon atoms and optionally containing at least one hetroatom; Ru is a free-radical polymerizable group; subscripts a, b, c, d, e, f and g each independently range from 0 to 10,000 subject to the limitation that b+d+f is at least 1, p, q and r are integers independently selected from 0 to 100 and subscript h is 0 or 1; and, (b) monomer possessing a group which is free-radical copolymerizable with group Ru of organosiloxane monomer (a).
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: April 28, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: Monjit Phukan, Anubhav Saxena, Shrutisagar D. Haveli, Sandeep Naik, Amar Pawar, Dian Liu, Yun Huang
  • Method for forming a pouch
    Patent number: 10633132
    Abstract: A method of forming and filling a pouch, comprises forming opposing walls of a film; sealing the opposing walls of film together to form at least one pouch; filling an interior section of the at least one pouch through an opening in an upper portion of the at least one pouch with a flowable material; forming a top sealed expressing-shaped region to close the opening in the at least one pouch; and cradling the pouch with a foldable flat that is more rigid than the pouch that can be folded or rolled to compress the pouch to express the flowable material through the expressing shaped region.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: April 28, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: Phillip Neal Sharp, Sven Newman, David C. Thomsen, Anita G. Mooy
  • Low foam surfactant composition and methods of making the same
    Patent number: 10617118
    Abstract: There is provided herein a low foam surfactant composition comprising: (a) di-trisiloxane alkoxylate component of the general formula (I): (R1R2R3SiO)2(R4)Si—R5—Si(R6)(OSiR7R8R9)2??(I); and, (b) mono-trisiloxane alkoxylate component of the general formula (II): (R12R13R14SiO)2Si(R15)R16??(II) wherein di-trisiloxane alkoxylate (I) is soluble in mono-trisiloxane alkoxylate and methods of making the same.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: April 14, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: George A. Policello, Linh The Truong, Benjamin Falk, Kalman Koczo
  • Composition for organic electronic element encapsulant, and encapsulant formed by using same
    Patent number: 10619048
    Abstract: A composition for an encapsulant according to one embodiment of the present application comprises 1) a silicone resin, 2) one or more types of moisture absorbent, 3) one or more types of photoinitiator, 4) one or more types of fillers, and 5) a reactive silicone oligomer.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: April 14, 2020
    Assignee: Momentive Performance Materials Korea Co., Ltd.
    Inventors: Sun Yu, Hyun-Sang Choi, Nan Soo Kim
  • Composition for organic electronic device encapsulant and encapsulant formed using same
    Patent number: 10618997
    Abstract: A composition for an encapsulant according to an embodiment of the present application comprises: 1) a silicone resin; 2) one or more moisture absorbents; 3) one or more photoinitiators; and 4) a monomer capable of dissolving the photoinitiators.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: April 14, 2020
    Assignee: Momentive Performance Materials Korea Co., Ltd.
    Inventors: Hyun-Sang Choi, Sun Yu, Nan Soo Kim
  • Polycarboxylic acid compounds for the treatment of fibrious amino acid based substrates, especially hair
    Patent number: 10617617
    Abstract: This invention relates to the use of polycarboxylic acid compounds, aqueous compositions comprising the same, cosmetic compositions comprising the same, in particular, hair care compositions, and their use for the treatment of hair, and a process for the treatment of hair comprising the use of said cosmetic compositions.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: April 14, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: Kunshan Sun, Anne Dussaud, Nicholas Stasiak, Katharina Streicher, Roland Wagner
  • Platinum (II) diene complexes for controlled siloxane crosslinking
    Patent number: 10597496
    Abstract: A process for cross-linking siloxane and organic polymers comprising reacting (a) a silyl hydride with (b) an unsaturated polymeric compound in the presence of (d) a platinum diene compound with a chelating dianionic ligand.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: March 24, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: Julie Boyer, Aroop Roy, David Jenkins
  • COMPOSITION FOR ORGANIC ELECTRONIC ELEMENT ENCAPSULANT AND ENCAPSULANT FORMED USING SAME
    Publication number: 20200062962
    Abstract: A composition for an encapsulant according to an exemplary embodiment of the present invention comprises: 1) a first copolymer comprising the first unit represented by Chemical Formula 1, the second unit represented by Chemical Formula 2, and the third unit represented by Chemical Formula 3; 2) a second copolymer comprising the second unit represented by Chemical Formula 2 and the third unit represented by Chemical Formula 3; 3) one or more photoinitiators; and 4) a compound capable of dissolving the photoinitiators.
    Type: Application
    Filed: December 6, 2017
    Publication date: February 27, 2020
    Applicant: Momentive Performance Materials Korea Co., Ltd.
    Inventors: Sun YU, Nan Soo KIM, Minjae JEONG, Jang Hee LEE
  • Conversion coating composition comprising a dye and a method for coating a metal surface with said conversion coating composition
    Patent number: 10570519
    Abstract: The invention is directed to a conversion coating composition for coating a metal surface including a water soluble dye, at least one metal compound selected from the group consisting of a zirconium-containing compound, titanium-containing compound and silicon-containing compound; and water, wherein the provides for qualitative characterization of the conversion coating uniformity and thickness by the naked human eye or visible light detecting device; and, a method for coating the metal surfaces using the conversion coating composition.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: February 25, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventor: Dmitry Chernyshov
  • Non-tin catalyst for curing alkoxysilyl-containing polymer
    Patent number: 10570243
    Abstract: A non-tin catalyst for accerating the curing of alkoxysilyl-containing polymer contains a mixture and/or complex of organotitanium compound and a compound containing at least one (—)2N—C?N— linkage.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: February 25, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: Tom Lim, Masaki Minato, Mike Seeber, Misty Huang
  • Composition and method for strengthening hair fiber
    Patent number: 10556133
    Abstract: A hair fiber strengthening composition includes an aqueous vehicle containing as a hair strengthening additive a source of metal cations having a valence of 2 or 3 and anions derived from an oxidized carbohydrate, an inorganic acid and/or an organic acid, the composition having a pH of from about 6 to about 11.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: February 11, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: Anne Dussaud, Bhavna Rana, Ronald Wagner, Kenrick M Lewis
  • Process for the preparation of silylated polymers having low color and color stability
    Patent number: 10556983
    Abstract: A batch or continuous process for preparing silylated polymers having low color and color stability comprising silylating a prepolymer having reactive functional groups with a silylating agent and optionally quenching the silylated polymer, where a stabilizer package containing at least one phosphite stabilizing agent is used.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: February 11, 2020
    Assignee: Momentive Performance Materials Inc.
    Inventors: John Banevicius, Misty Huang, Brendan O'Keefe, Vikram Kumar, Bruce Barbera
  • Encapsulation composition for organic electronic device, and encapsulation formed using same
    Patent number: 10553824
    Abstract: The present invention relates to a composition for an organic electronic device encapsulant and an encapsulant formed by using the same. A composition for an encapsulant according to an exemplary embodiment of the present invention comprises: 1) a first copolymer comprising the first unit represented by Chemical Formula 1, the second unit represented by Chemical Formula 2, and the third unit represented by Chemical Formula 3; 2) a second copolymer comprising the second unit represented by Chemical Formula 2 and the third unit represented by Chemical Formula 3; 3) one or more photoinitiators; 4) a reactive silicone-based oligomer; and 5) a silicone acrylate-based compound.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: February 4, 2020
    Assignee: Momentive Performance Materials Korea Co., Ltd.
    Inventors: Sun Yu, Nan Soo Kim, Minjae Jeong, Sunaga Takeshi