Silicon Reactant Contains A Silicon-to-hydrogen Bond Patents (Class 528/31)
  • Patent number: 10665733
    Abstract: A composition for solar cell electrodes, an electrode formed of the same, and a method of forming an electrode, the composition including a conductive powder; a glass frit; at least one of a cyclosiloxane compound and a silsesquioxane compound; and an organic vehicle.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: May 26, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Dae Chan Kwon
  • Patent number: 10563063
    Abstract: Provided is a release agent composition for silicone adhesives in which organopolysiloxane having a specific structure is added, as a heavy release component, to a release agent composition for silicone adhesives that includes organopolysiloxane modified with a fluorine-containing organic group.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: February 18, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventor: Osamu Tsuchida
  • Patent number: 10538628
    Abstract: Disclosed is a vinylbenzyl imide resin useful in conjunction with other components to prepare a resin composition for making such as a prepreg, a resin film, a resin film with copper foil, a laminate or a printed circuit board, having improved one or more properties including resin flow, resin filling property, flame retardancy, glass transition temperature, thermal resistance, dielectric constant, dissipation factor and interlayer bonding strength. Also disclosed is a method of preparing the vinylbenzyl imide resin, its prepolymer, a resin composition comprising the vinylbenzyl imide resin and/or its polymer and an article made therefrom.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: January 21, 2020
    Assignee: Elite Material Co., Ltd.
    Inventor: Chen-Yu Hsieh
  • Patent number: 10487208
    Abstract: The present invention relates to flame-retardant moulding compositions comprising siloxane-containing polycarbonate block cocondensate, and also to a process for the production of these moulding compositions. The invention further relates to the use of these flame-retardant moulding compositions in injection-moulding and extrusion applications.
    Type: Grant
    Filed: January 18, 2016
    Date of Patent: November 26, 2019
    Assignee: Covestro Deutschland AG
    Inventors: Alexander Meyer, Klaus Horn, Timo Kuhlmann, Ulrich Liesenfelder
  • Patent number: 10208229
    Abstract: Provided is a silicone-based coating composition including: a silicone-based resin; a silicone-based hardener; and a thermal initiator, in which the silicone-based coating composition further includes a silicone-based compound of Chemical Formula 1. Also, provided is a silicone-based release film including: a base layer; and a coating layer which is a cured product of the silicone-based coating composition.
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: February 19, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Jun-Hyoung Park, Jang-Soon Kim
  • Patent number: 10201924
    Abstract: A method produces a polysilane by reacting at least two silane monomers and at least one alkali metal. The silane monomers have the following structural units: at least one aryl group, at least one alkyl group, at least one alkenyl group, and at least three halogen atoms. Wherein at least three of the halogen atoms are bonded to a silicon atom of one of the silane monomers, and the reaction step takes place in an ether-containing solvent, particularly preferably dioxane. The obtained polysilane has a high molecular mass and, at 100° C., a viscosity of 1,500 to 3,000 Pa·s. The polysilane is very suitable for being processed to form silicon carbide fibers and fiber composites.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: February 12, 2019
    Assignee: BJS Ceramics GmbH
    Inventor: Norman Grabe
  • Patent number: 9909007
    Abstract: The present invention relates to a curable silicone composition comprising: (A) an organopolysiloxane represented by the average unit formula: (R13SiO1/2)a(R12SiO2/2)b (R2SiO3/2)c (R3SiO3/2)d, wherein, R1 are the same or different alkyl groups having from 1 to 12 carbons, alkenyl groups having from 2 to 12 carbons, aryl groups having from 6 to 20 carbons, or aralkyl groups having from 7 to 20 carbons, provided that at least two R1 in a molecule are the alkenyl groups; R2 is an aryl group having from 6 to 20 carbons or an aralkyl group having from 7 to 20 carbons; R3 is an alkyl group having from 1 to 12 carbons; and a, b, c, and d are respectively numbers satisfying: 0.01?a?0.5, 0?b?0.7, 0.01?c<0.7, 0.1?d<0.9, and a+b+c+d=1; (B) a linear organopolysiloxane having at least two silicon-bonded alkenyl groups and at least one silicon-bonded aryl group in a molecule; (C) an organopolysiloxane having at least two silicon-bonded hydrogen atoms in a molecule; (D) a hydrosilylation-reaction catalyst.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: March 6, 2018
    Assignees: DOW CORNING CORPORATION, DOW CORNING TORAY CO. LTD.
    Inventors: Jina Chon, Akito Hayashi, Maki Itoh, Gunn Jo, Min-Hee Kwon
  • Patent number: 9757802
    Abstract: Additive manufacturing methods for fabricating a fiber-reinforced composite objects include providing at least a first layer of powder material, disposing a fiber material adjacent the at least first layer of powder material to form a fiber reinforcement layer, and applying a laser energy to the at least first layer of powder material so as to fuse the powder material into at least a first laser fused material layer adjacent the fiber reinforcement layer of the fiber-reinforced composite object.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: September 12, 2017
    Assignee: General Electric Company
    Inventors: Yan Cui, Srikanth Chandrudu Kottilingam, Dechao Lin, David Edward Schick
  • Patent number: 9695287
    Abstract: A curable organo polysiloxane composition, an encapsulant, and an electronic device, the composition including at least one compound represented by the following Chemical Formula 1 and having a number average molecular weight of less than about 4,000, at least one first siloxane compound including a silicon-bonded hydrogen; and at least one second siloxane compound including a silicon-bonded alkenyl group:
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: July 4, 2017
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Hong-Jung Yoo, Sang-Ran Koh, Young-Ho Kim, Woo-Han Kim, Dong-Ju Shin
  • Patent number: 9677178
    Abstract: Alkoxyaminosilane compound having formula I, and processes and compositions for depositing a silicon-containing film, are described herein: (R1R2)NSiR3OR4OR5 ??Formula (I) wherein R1 is independently selected from a linear or branched C1 to C10 alkyl group; a C2 to C12 alkenyl group; a C2 to C12 alkynyl group; a C4 to C10 cyclic alkyl group; and a C6 to C10 aryl group; R2 and R3 are each independently selected from hydrogen; a linear or branched C1 to C10 alkyl group; a C3 to C12 alkenyl group, a C3 to C12 alkynyl group, a C4 to C10 cyclic alkyl group, and a C6 to C10 aryl group; and R4 and R5 are each independently selected from a linear or branched C1 to C10 alkyl group; a C2 to C12 alkenyl group; a C2 to C12 alkynyl group; a C4 to C10 cyclic alkyl group; and a C6 to C10 aryl group.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: June 13, 2017
    Assignee: VERSUM MATERIALS US, LLC
    Inventors: Daniel P. Spence, Xinjian Lei, Ronald Martin Pearlstein, Manchao Xiao, Richard Ho
  • Patent number: 9657124
    Abstract: This invention concerns copolymers that may be used for incorporation into electrolytic membranes for lithium generators, comprising at least one vinyl ether repetitive unit comprising a pendant cyclic carbonate group.
    Type: Grant
    Filed: October 6, 2011
    Date of Patent: May 23, 2017
    Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Hervé Galiano, Bruno Ameduri, Bernard Boutevin, Ali Alaaeddine
  • Patent number: 9644098
    Abstract: Provided is a curable resin composition capable of forming a cured product that has excellent heat resistance and transparency and, in particular, offers excellent barrier properties to a corrosive gas. The curable resin composition according to the present invention includes a polyorganosiloxane (A), an isocyanurate compound (B), and a silane coupling agent (C). The polyorganosiloxane (A) is an aryl-containing polyorganosiloxane. The polyorganosiloxane (A) preferably includes a polyorganosiloxane having a number-average molecular weight (Mn) of 500 to 4000 as determined by gel permeation chromatography and calibrated with a polystyrene standard.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: May 9, 2017
    Assignee: DAICEL CORPORATION
    Inventors: Shigeaki Kamuro, Yasunobu Nakagawa
  • Patent number: 9593209
    Abstract: A hydrosilylation process is used to prepare a polyorganosiloxane having clustered functional groups at the polyorganosiloxane chain terminals. The ingredients used in the process include a) a polyorganosiloxane having an average of at least 2 aliphatically unsaturated organic groups per molecule, b) a polyorganohydrogensiloxane having an average of 4 to 15 silicon atoms per molecule and at least 4 silicon bonded hydrogen atoms for each aliphatically unsaturated organic group in ingredient a), c) a reactive species having, per molecule at least 1 aliphatically unsaturated organic group and 1 or more curable groups; and d) a hydrosilylation catalyst. The resulting clustered functional polyorganosiloxane is useful in a curable silicone composition for electronics applications.
    Type: Grant
    Filed: November 3, 2010
    Date of Patent: March 14, 2017
    Assignee: Dow Corning Corporation
    Inventors: Stanton Dent, Kai Su, Lauren Tonge, James Tonge
  • Patent number: 9496467
    Abstract: An optoelectronic component is specified. According to at least one embodiment of the invention, the optoelectronic component comprises a housing (20) and a radiation-emitting or radiation-receiving semiconductor chip (10) arranged in the housing (20). Furthermore, the component comprises an optical element (50), which contains a polymer material comprising a silicone. The silicone contains at least 40% by weight of cyclic siloxanes, and at least 40% of the silicon atoms of the cyclic siloxanes are crosslinked with a further silicon atom of the silicon via alkylene and/or alkylarylene groups.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: November 15, 2016
    Assignee: OSRAM OPTO SEMICONDUCTOR GMBH
    Inventors: Kathy Schmidtke, Michael Kruppa, Bert Braune
  • Patent number: 9481791
    Abstract: Provided is a curable resin composition capable of forming a cured product that has excellent heat resistance and transparency and, in particular, offers excellent barrier properties to a corrosive gas. The curable resin composition according to the present invention includes a polyorganosiloxane (A), an isocyanurate compound (B), and a silane coupling agent (C). The polyorganosiloxane (A) is an aryl-containing polyorganosiloxane. The polyorganosiloxane (A) preferably includes a polyorganosiloxane having a number-average molecular weight (Mn) of 500 to 4000 as determined by gel permeation chromatography and calibrated with a polystyrene standard.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: November 1, 2016
    Assignee: DAICEL CORPORATION
    Inventors: Shigeaki Kamuro, Yasunobu Nakagawa
  • Patent number: 9464099
    Abstract: The present invention provides processes for preparing carbon-containing hydridosilanes, in which an optionally boron- or phosphorus-doped hydridosilane is reacted without catalyst and reducing agent with at least one carbon source selected from linear, branched or cyclic carbosilanes, halogenated hydrocarbons, carbenes, alkyl azides, diazomethane, dimethyl sulphate or alcohols, the carbon-containing hydridosilane oligomers obtainable by the process and the use thereof.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: October 11, 2016
    Assignee: EVONIK DEGUSSA GmbH
    Inventors: Stephan Traut, Stephan Wieber, Matthias Patz, Michael Coelle, Harald Stueger, Christoph Walkner
  • Patent number: 9416231
    Abstract: The present invention has its object to provide a liquid-form modified product of polyhedral polysiloxane which is excellent in moldability and transparency, and a composition produced using the modified product. In addition, the present invention can provide an easy-to-handle modified product and composition. The present invention provides a modified product of polyhedral polysiloxane which is obtainable by modifying a polyhedral polysiloxane compound (a) with a compound (b), and a composition containing the modified product. The polyhedral polysiloxane compound (a) has an alkenyl group and/or a hydrosilyl group, and the compound (b) has a hydrosilyl group and/or an alkenyl group each capable of hydrosilylation with the component (a).
    Type: Grant
    Filed: April 17, 2015
    Date of Patent: August 16, 2016
    Assignee: KANEKA CORPORATION
    Inventors: Takao Manabe, Makoto Seino, Shinya Mizuta
  • Patent number: 9203002
    Abstract: Disclosed herein are polysiloxane compositions that include a first polysiloxane and a second polysiloxane. The first and second polysiloxanes may be immiscible, and may exhibit differing refractive indices. The polysiloxane compositions may further include a curing agent and a catalyst. In some embodiments, the polysiloxane compositions significantly reflect light in at least the ultraviolet region of the electromagnetic spectrum. Reflectors and light emitting diode sources including the polysiloxane compositions are also disclosed.
    Type: Grant
    Filed: October 16, 2013
    Date of Patent: December 1, 2015
    Assignee: OSRAM SYLVANIA Inc.
    Inventor: Maxim N. Tchoul
  • Patent number: 9181399
    Abstract: The present invention is a method for producing a polysiloxane represented by formula (1), which includes a condensation step wherein a hydrolysis/polycondenzation of a starting material monomer that forms a constituent unit is carried out in a reaction solvent that contains at least one alcohol that is selected from among secondary alcohols having 4-6 carbon atoms and tertiary alcohols having 4-6 carbon atoms. The method for producing a polysiloxane of the present invention suppresses problems such as gelation that occurs during the production, and increase in the molecular weight or gelation that occurs during storage after the production or the like.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: November 10, 2015
    Assignee: TOAGOSEI CO., LTD.
    Inventors: Kinuko Ogura, Akinori Kitamura
  • Patent number: 9162253
    Abstract: Method for flow coating a polymeric material, wherein at least a. one component (1) is inserted at an angle of 25° to 90° relative to the floor (5) into a holder (2), b. the component (1) is coated from an upper edge (1a) with a varnish (3) and the varnish (3) is, in the meantime or thereafter, impinged on within a region of 30% of the surface of the component (1) adjacent the upper edge (1a) by a stream of air (4).
    Type: Grant
    Filed: June 8, 2011
    Date of Patent: October 20, 2015
    Assignee: Saint-Gobain Glass France
    Inventors: Thomas Tschurl, Dominic Gueldner, Sebastian Schmidt
  • Patent number: 9150755
    Abstract: The invention relates to a silicone composition comprising components bearing ?SiH/?SiOH groups, which can be polymerized/cross-linked by means of a dehydrogenative condensation reaction in the presence of a carbene-type catalyst in solution.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: October 6, 2015
    Assignee: BLUESTAR SILICONES FRANCE SAS
    Inventors: Christian Maliverney, Laurent Saint-Jalmes
  • Patent number: 9073952
    Abstract: Si(OEt)2[CH2—Si(OEt)3]2 compounds are synthesized by reacting a Grignard reagent having the formula Si(OEt)3(CH2MgCl) with a quenching agent having the formula Si(OEt)2Cl2.
    Type: Grant
    Filed: April 27, 2012
    Date of Patent: July 7, 2015
    Assignees: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude, American Air Liquide, Inc., Air Liquide Electronics U.S. LP
    Inventors: Zhiwen Wan, Ziyun Wang, Ashutosh Misra, Jean-Marc Girard, Andrey V. Korolev
  • Publication number: 20150137172
    Abstract: The present invention provides a polycarbosilane represented by the following formula (1): [R1R2R3SiX1/2]M[R4R5SiX2/2]D[R6SiX3/2]T[SiX4/2]Q??(1); and a curable composition comprising: (A) said polycarbosilane of formula 1 as polycarbosilane A, (B) at least one polycarbosilane B represented by the following formula (2): [R7R8R9SiX1/2]M?[R10R11SiX2/2]D?[R12SiX3/2]T?[SiX4/2]Q?,??(2), and (C) at least a catalyst.
    Type: Application
    Filed: January 30, 2015
    Publication date: May 21, 2015
    Inventors: Thomas Xing, Liwei Zhang, Zhiming Pasing Li, Yong Zhang, Juan Du
  • Publication number: 20150141607
    Abstract: Provided are a curable composition and its use. The curable composition having excellent processability, workability, heat resistance, and light resistance, and having no problem of discoloring despite using for a long time may be provided. The curable composition which may scatter light and disperse linearity of light when used as an encapsulant of an optical semiconductor such as an LED may be provided.
    Type: Application
    Filed: January 27, 2015
    Publication date: May 21, 2015
    Applicant: LG CHEM, LTD.
    Inventors: Min Jin KO, Jae Ho JUNG, Bum Gyu CHOI, Dae Ho KANG, Min Kyoun KIM, Byung Kyu CHO
  • Patent number: 9035009
    Abstract: The present invention has its object to provide a liquid-form modified product of polyhedral polysiloxane which is excellent in moldability and transparency, and a composition produced using the modified product. In addition, the present invention can provide an easy-to-handle modified product and composition. The present invention provides a modified product of polyhedral polysiloxane which is obtainable by modifying a polyhedral polysiloxane compound (a) with a compound (b), and a composition containing the modified product. The polyhedral polysiloxane compound (a) has an alkenyl group and/or a hydrosilyl group, and the compound (b) has a hydrosilyl group and/or an alkenyl group each capable of hydrosilylation with the component (a).
    Type: Grant
    Filed: February 19, 2013
    Date of Patent: May 19, 2015
    Assignee: KANEKA CORPORATION
    Inventors: Takao Manabe, Makoto Seino, Shinya Mizuta
  • Patent number: 9035008
    Abstract: A curable composition comprises (a) at least one polyorganosiloxane, fluorinated polyorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydroxysilyl moieties; (b) at least one polyorganosiloxane, fluorinated polyorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydrosilyl moieties; and (c) at least one photoactivatable composition comprising at least one organoborate salt selected from tetraarylborate, triarylorganoborate, diaryldiorganoborate, and aryltriorganoborate salts (and combinations thereof) of at least one base selected from amidines, guanidines, phosphazenes, proazaphosphatranes, and combinations thereof; wherein at least one of the components (a) and (b) has an average reactive silane functionality of at least three.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: May 19, 2015
    Assignee: 3M Innovative Properties Company
    Inventors: Yu Yang, George G. I. Moore, Michael A. Semonick
  • Publication number: 20150130086
    Abstract: A gel has improved thermal stability and is the hydrosilylation reaction product of (A) an organopolysiloxane having an average of at least 0.1 silicon-bonded alkenyl group per molecule and (B) a cross-linker having an average of at least 2 silicon-bonded hydrogen atoms per molecule. (A) and (B) react via hydrosilylation in the presence of (C) a hydrosilylation catalyst and (D) a phthalocyanine. The (D) phthalocyanine is present in an amount of from about 0.05 to about 30 weight percent based on a total weight of (A) and (B). The gel has a hardness of less than about 1500 grams as measured after heat ageing at 225° C. for 1000 hours that is calculated as a weight required to insert a TA-23 probe into the gel to a depth of 3 mm.
    Type: Application
    Filed: February 9, 2012
    Publication date: May 14, 2015
    Inventors: Dorab E. Bhagwagar, Daesup Hyun, Kelly J. Messing, Kent R. Larson
  • Publication number: 20150126700
    Abstract: Provided is a curable resin composition capable of forming a cured product that excels in heat resistance, transparency, and flexibility and particularly excels in barrier properties against a corrosive gas (e.g., sulfur oxide). The curable resin composition includes a compound (U) containing an aliphatic carbon-carbon unsaturated bond and a compound (H) containing a hydrosilyl group and includes at least one of a ladder-type silsesquioxane [A1] and a ladder-type silsesquioxane [A2], where the ladder-type silsesquioxane [A1] contains an aliphatic carbon-carbon unsaturated bond and has a number-average molecular weight of 500-1500 and a molecular weight dispersity (Mw/Mn) of 1.00-1.40 as determined by gel permeation chromatography and calibrated with a polystyrene standard, and the ladder-type silsesquioxane [A2] contains a hydrosilyl group and has a number-average molecular weight of 500-1500 and a molecular weight dispersity (Mw/Mn) of 1.00-1.
    Type: Application
    Filed: May 17, 2013
    Publication date: May 7, 2015
    Applicant: DAICEL CORPORATION
    Inventors: Shigeaki Kamuro, Akihiro Kuwana, Nobuhiko Harada
  • Patent number: 9018777
    Abstract: An encapsulating composition for a light emitting element, a light emitting diode (LED) and a liquid crystal display device (LCD) are provided. A silicone-cured product included as a main ingredient and a conductivity-providing agent having excellent compatibility and capable of providing superior conductivity can be used to significantly reduce the surface resistivity of the silicone-cured product. Therefore, the encapsulating composition for a light emitting element, the LED and the LCD can be useful in solving the problems regarding attachment of a foreign substance such as dust due to static electricity, and degradation of transparency since the composition has low surface resistivity when used as a semiconductor encapsulation material for an LED, and also in providing a cured product having excellent properties such as light resistance, heat resistance, durability and optical transparency.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: April 28, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Sang Ki Chun, In Seok Hwang, Dong-Wook Lee, Ji Young Hwang
  • Patent number: 9012586
    Abstract: A curable organopolysiloxane composition that can be used as a sealant or a bonding agent for optical semiconductor elements and comprises at least the following components: (A) an alkenyl-containing organopolysiloxane that comprises constituent (A-1) of an average compositional formula and constituent (A-2) of an average compositional formula; (B) an organopolysiloxane that contains silicon-bonded hydrogen atoms and comprises constituent (B-1) containing at least 0.5 wt. % of silicon-bonded hydrogen atoms and represented by an average molecular formula, constituent (B-2) containing at least 0.5 wt. % of silicon-bonded hydrogen atoms and represented by an average compositional formula, and, if necessary, constituent (B-3) of an average molecular formula; and (C) a hydrosilylation-reaction catalyst. The composition can form a cured body that possesses long-lasting properties of light transmittance and bondability, and relatively low hardness.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: April 21, 2015
    Assignee: Dow Corning Toray Co., Ltd.
    Inventors: Makoto Yoshitake, Mieko Yamakawa
  • Patent number: 9012588
    Abstract: An organohydrogenpolysiloxane comprising at least two structural units of —(HR1SiO)a— wherein R1 is a monovalent hydrocarbon group, and a is an integer of 2-50, which are connected together via a SiH-free structural unit, is a novel crosslinking agent. A silicone composition comprising an alkenyl-containing organopolysiloxane, the organohydrogenpolysiloxane, and a catalyst is curable through addition reaction, adherent to plastic substrates, and useful for coating purposes.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: April 21, 2015
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Shinji Irifune, Akinari Itagaki
  • Publication number: 20150087791
    Abstract: This invention is a vinylcarbosiloxane resin that is the hydrosilation reaction product of 1,3,5,7-tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane and a hydride-terminated linear polysiloxane, siloxane, or silane, having two terminal Si—H hydrogens reactive with vinyl groups in a hydrosilation reaction, in the presence of a platinum catalyst. Suitable hydride-terminated linear polysiloxanes, siloxances, and silanes include those having the structures: In another embodiment, the vinylcarbosiloxane resin can be reacted with one or more other hydrido-silanes and hydrido-polysiloxanes in the presence of a platinum catalyst to form a curable composition.
    Type: Application
    Filed: December 8, 2014
    Publication date: March 26, 2015
    Inventors: Shengqian Kong, Liwei Zhang, Yong Zhang, Wentao Thomas Xing, Daniel J. Duffy
  • Patent number: 8987358
    Abstract: The invention provides an adhesion-imparting agent having heat-resistant transparency and a high refractive index best suited for an addition hardening type composition including a reaction product of silsesquioxane and organopolysiloxane. The invention relates to a compound obtained by allowing a hydrosilylation addition reaction of (A), (B), and when necessary, (C) as described below, and a compound including an organopolysiloxane or silsesquioxane skeleton including as an essential component an isocyanuric ring skeleton and an epoxy group, and having an SiH group residue: (A) a compound including an organopolysiloxane or silsesquioxane skeleton and having three or more SiH groups in one molecule; (B) an epoxy derivative having one aliphatic unsaturated group in one molecule; and (C) organopolysiloxane having two alkenyl groups in one molecule, and having a number average molecular weight of 100 to 500,000, or an isocyanurate compound having two alkenyl groups in one molecule.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: March 24, 2015
    Assignee: JNC Corporation
    Inventors: Kiichi Kawabata, Akio Tajima, Takashi Matsuo, Yoshiko Watanabe, Koichi Ayama
  • Patent number: 8987401
    Abstract: Methods of producing a composition comprising a crosslinkable silane-terminated polymer having at least one crosslinkable silyl group in each molecule are provided.
    Type: Grant
    Filed: June 14, 2012
    Date of Patent: March 24, 2015
    Assignee: Dow Global Technologies LLC
    Inventors: Kamesh R. Vyakaranam, Ling Zhang, Venkat S. Minnikanti, Rajat Duggal, William A. Koonce, Amarnath Singh, Phillip S. Athey
  • Publication number: 20150076552
    Abstract: A silicone resin composition contains a polysiloxane containing at least one pair of condensable substituted groups capable of condensation by heating and at least one pair of addable substituted groups capable of addition by an active energy ray.
    Type: Application
    Filed: November 19, 2014
    Publication date: March 19, 2015
    Applicant: NITTO DENKO CORPORATION
    Inventors: Haruka ONA, Hiroyuki KATAYAMA, Sadahiro NAKANISHI
  • Patent number: 8980973
    Abstract: The invention relates to a composition for taking dental impressions, the composition comprising a siloxane component (A) comprising terminal vinyl groups, a siloxane component (B) comprising Si—H groups, a catalyst (C) being able to catalyze a curing reaction between components (A) and (B) and a silicone oil (D), wherein the silicone oil has a viscosity at 23 DEG C of at least about 600,000 mPa*s and is present in an amount from about 1 to about 20 wt.% with respect to the weight of the whole composition. The invention also relates to a method of producing such a composition and a method for adjusting the Shore hardness A of a composition.
    Type: Grant
    Filed: June 5, 2012
    Date of Patent: March 17, 2015
    Assignee: 3M Innovative Properties Company
    Inventors: Peter Uwe Osswald, Hyung-Min Shim, Johann Fetz, Joachim Wilhelm Zech, Bernd Kuppermann
  • 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
  • Publication number: 20150048356
    Abstract: Provided are an adhesive film, and an organic electronic device (OED) encapsulation product using the same. Dimensional stability, lifespan, and durability may be enhanced even when a panel of an organic electronic device is large-sized and formed as a thin film by controlling dimensional tolerance and edge angular tolerance of the adhesive film, thereby ensuring long-term reliability, and process yields may be enhanced when the adhesive film is applied to an automation process.
    Type: Application
    Filed: October 29, 2014
    Publication date: February 19, 2015
    Inventors: Seung Min LEE, Suk Ky CHANG, Hyun Jee YOO, Jung Sup SHIM, Yoon Gyung CHO, Kyung Yul BAE
  • Patent number: 8957165
    Abstract: An addition-curable silicone composition that provides a cured product having a particularly high transparency, an excellent light extraction efficiency and a favorable strength characteristic by subjecting the cured product to a lower refractive index by using a specific composition. The present invention was accomplished by an addition-curable silicone composition, including at least: (A) a linear organopolysiloxane having 2 or more aliphatic unsaturated groups bonded to a silicon atom and 1 or more CF3—(CF2)y—(CH2)z— groups bonded to a silicon atom in one molecule; (B) an organopolysiloxane having 2 or more aliphatic unsaturated groups bonded to a silicon atom and 1 or more CF3—(CF2)y—(CH2)z— groups bonded to a silicon atom in one molecule and having a branch structure of a siloxane unit represented by an SiO4/2 and/or an RSiO3/2; (C) an organosilicon compound represented by the following general formula (1); and (D) a platinum group metal-based catalyst.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: February 17, 2015
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Mitsuhiro Iwata, Toshiyuki Ozai, Yukito Kobayashi
  • Patent number: 8946350
    Abstract: Provided are a curable composition and its use. The curable composition can exhibit excellent processibility and workability. The curable composition exhibits excellent light extraction efficiency, hardness, thermal and shock resistance, moisture resistance, gas permeability and adhesiveness, after curing. In addition, the curable composition can provide a cured product that exhibits long-lasting durability and reliability even under harsh conditions, and that does not cause whitening and surface stickiness.
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: February 3, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Min Jin Ko, Jae Ho Jung, Bum Gyu Choi, Min A Yu
  • Patent number: 8946369
    Abstract: Branched polysiloxanes of formula (I) Ma1MHa2MVia3Db1DHb2DVib3Tc1THc2TVic3Qd??(I) wherein M=[R2R12SiO1/2], MH=[R12HSiO1/2], MVi=[R3R12SiO1/2], D=[R12SiO2/2], DH=[R1HSiO2/2], DVi=[R1R3SiO2/2], T=[R4SiO3/2], TH=[HSiO3/2], TVi=[R3SiO3/2], Q=[SiO4/2], R1 is mutually independently identical or different, linear or branched, saturated or unsaturated hydrocarbon moieties, R2 is mutually independently the same as R1, an alkoxy moiety or a hydroxy group, R3 is mutually independently identical or different, linear or branched, olefinically unsaturated hydrocarbon moieties, R4 is mutually independently R1 or identical or different linear, branched and/or cyclic, saturated or unsaturated hydrocarbon moieties comprising heteroatoms, a1=from 0 to 50, a2=from 1 to 50, a3=from 1 to 50, b1=from 10 to 5000, b2=from 0 to 30, b3=from 0 to 30, c1=from 0 to 50, c2=from 0 to 50 c3=from 0 to 50, d=from 0 to 50, with the proviso that the sum c1+c2+c3+d is greater than or equal to 1, are provided.
    Type: Grant
    Filed: February 20, 2013
    Date of Patent: February 3, 2015
    Assignee: Evonik Degussa GmbH
    Inventors: Frauke Henning, Sadik Amajjahe, Ute Linke, Michael Ferenz, Wilfried Knott, Volker Arning, Bastian Matthias Brugger, Kathrin Lehmann
  • Patent number: 8940852
    Abstract: The present invention is a method for manufacturing a reactive polysiloxane solution, the method comprising: a condensation process for hydrolyzing and copolycondensing a starting compound containing an organosilicon compound having a reactive functional group selected from a (meth)acryloyl group and an oxetanyl group, and also having a siloxane bond-forming group to synthetize a reactive polysiloxane represented by general formula (1); a dissolution process for dissolving the obtained reactive polysiloxane in an organic solvent for water washing; and a washing process for bringing the obtained organic solution and water in contact with each other to remove the water layer from the mixed liquid. The organic solvent for water washing that is used is a compound (e.g., propylene glycol mono butyl ether, 1-pentanol) including a hydroxyl group, having a boiling point at 1 atm of 110° C.-200° C., and a solubility of 10 g or less in 100 g of water at 20° C.
    Type: Grant
    Filed: December 14, 2011
    Date of Patent: January 27, 2015
    Assignee: Toagosei Co., Ltd.
    Inventors: Naomasa Furuta, Akinori Kitamura
  • Patent number: 8937136
    Abstract: A curable composition and use thereof are provided. The exemplary curable composition can show excellent processability and workability. Also, the curable composition can have a high refractive index before or after curing. The composition has low moisture permeability before or after curing and shows excellent crack resistance, thermal shock resistance, adhesive property and hardness. In addition, the composition does not cause color change such as whitening under a high-temperature or high-humidity condition, and does not exhibit stickiness on a surface thereof. The curable composition may be used as an adhesive material or as an encapsulation material for semiconductor devices such as an LED, a CCD, a photo coupler, or a photovoltaic cell.
    Type: Grant
    Filed: July 5, 2013
    Date of Patent: January 20, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Bum Gyu Choi, Min Jin Ko, Myung Sun Moon, Jae Ho Jung, Dae Ho Kang, Min Kyoun Kim, Byung Kyu Cho
  • Patent number: 8937131
    Abstract: Provided are a curable composition and its use. The curable composition can exhibit excellent processability and workability. The curable composition exhibits excellent light extraction efficiency, hardness, thermal and shock resistance, moisture resistance, gas permeability and adhesiveness, after curing. In addition, the curable composition can provide a cured product that exhibits long-lasting durability and reliability even under harsh conditions, and that does not cause whitening and surface stickiness.
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: January 20, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Min Jin Ko, Jae Ho Jung, Bum Gyu Choi, Min A Yu
  • Patent number: 8933187
    Abstract: Disclosed herein are self-crosslinking compositions containing a hydrosilation catalyst and the reaction product of a mixture comprising (i) a resinous copolymer having both silicon-bonded hydrogen and silanol groups, and (ii) one or more vinyl-functional polyorganosiloxanes. These compositions have stable post-cure adhesive properties and are suitable for use in electronic applications.
    Type: Grant
    Filed: December 8, 2011
    Date of Patent: January 13, 2015
    Assignee: Momentive Performance Material Inc.
    Inventor: Roy Melvin Griswold
  • Patent number: 8933186
    Abstract: Disclosed are novel polyorganosiloxane, a polycarbonate resin composition comprising the same and a modified polycarbonate resin. Disclosed is also a novel polyorganosiloxane derivative which may be utilized in various applications and is used in particular as an impact modifier, a modifier or a comonomer of polycarbonate resin.
    Type: Grant
    Filed: February 1, 2013
    Date of Patent: January 13, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Hyong Min Bahn, Moo Ho Hong, Young Young Hwang, Min Jeong Kim, Jung Jun Park
  • Patent number: 8933177
    Abstract: To provide a release modifier which provides a heavy release force to a cured release layer of silicone coating composition. The release modifier comprises an organopolysiloxane resin-organopolysiloxane condensation reaction product that is obtained by the condensation reaction of (a1) 100 weight parts of MQ-type organopolysiloxane resin in which the molar ratio of the M unit to the Q unit is 0.6 to 1.0 and the content of the hydroxyl group or alkoxy group is 0.3 to 2.0 weight % with (a2) 20 to 150 weight parts of chain-form diorganopolysiloxane that has an average degree of polymerization of 100 to 1000 and at least one hydroxyl group or alkoxy group; this organopolysiloxane resin-organopolysiloxane condensation reaction product preferably has a prescribed hydroxyl group content.
    Type: Grant
    Filed: July 9, 2009
    Date of Patent: January 13, 2015
    Assignee: Dow Corning Toray Company, Ltd.
    Inventors: Seiji Hori, Takateru Yamada, Chung Mien Kuo
  • Patent number: 8927674
    Abstract: Disclosed herein are cobalt complexes containing terdentate pyridine di-imine ligands and their use as efficient and selective dehydrogenative silylation and crosslinking catalysts.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: January 6, 2015
    Assignees: Princeton University, Momentive Performance Materials Inc.
    Inventors: Cristia Carmen Hojilla Atienza, Paul J. Chirik, Susan Nye, Kenrick M. Lewis, Keith J. Weller, Julie L. Boyer, Johannes G. P. Delis, Aroop Roy, Eric Pohl
  • Patent number: 8925626
    Abstract: A substrate is surface treated using a composition for forming a film that comprises (A) an organoalkoxysilane, (B) an organopolysiloxane having a silicon-bonded hydrogen atom, and (C) a condensation reaction catalyst. This composition for forming a film can form a highly hydrophobic water repellent film provided with sufficient water shedding performance. It is possible to provide a highly hydrophobic substrate such as a heat dissipating body.
    Type: Grant
    Filed: April 4, 2012
    Date of Patent: January 6, 2015
    Assignee: Dow Corning Toray Co., Ltd.
    Inventors: Keiichi Akinaga, Tadashi Okawa, Kazuhiro Nishijima, Eiji Kitaura
  • Patent number: 8920931
    Abstract: A phosphosiloxane resin comprises a plurality of covalently bonded monomer units selected from phosphosiloxane units SiR23—O—P(?O)(R1)—(OR3)q(O1/2—)p and organosiloxane units R2m(OR3)nSiO(4-m-n)/2. R1 and each R2 are independently selected from the group consisting of hydrogen, C1 to C10 hydrocarbyl, and C1 to C10 hydrocarbylene; each R3 is independently selected from the group consisting of hydrogen and C1 to C10 hydrocarbyl; p is 0 or 1; q=1?p; m is 0, 1, 2, 3, or 4; n is 0, 1, or 2; and m+n is 0, 1, 2, 3, or 4. Curable silicone compositions comprise a phosphosiloxane resin having greater than one silicon-bonded alkenyl group, an organosilicon compound having at least two silicon-bonded hydrogen atoms, and a hydrosilylation catalyst. Fiber-reinforced free-standing films may comprise fibers dispersed in a cured product of the silicone composition. Laminated substrates comprise at least one fiber-reinforced free-standing film.
    Type: Grant
    Filed: August 23, 2011
    Date of Patent: December 30, 2014
    Assignee: Dow Corning Corporation
    Inventor: Bizhong Zhu