Si-containing Reactant Forming A Solid Polymer Or Sicp In The Presence Of A Nonreactant Material Patents (Class 524/858)
  • Patent number: 6818316
    Abstract: Recyclable vehicle interior trim panels, and methods of producing same, are provided. A vehicle interior trim panel may include a top layer of recyclable polymeric material and a backing layer bonded to the top layer in face-to-face relationship. The top layer includes a blend of various recyclable polymeric materials including an interpolymer component, a polypropylene copolymer component, a polypropylene component, a limestone component, and barium sulfate component, and has a thickness of between about 1.6 mm and about 2.0 mm. The top layer may include first and second layers of recyclable polymeric material adhered together in face-to-face relationship. The first layer includes a first interpolymer component, a second interpolymer component, a polypropylene copolymer component, a polypropylene component, a polyethylene polymer component, and a silicone component. The second layer includes an interpolymer component, a polypropylene copolymer component, a polypropylene component, and a limestone component.
    Type: Grant
    Filed: August 21, 2003
    Date of Patent: November 16, 2004
    Assignee: Collins & Aikman Products Co.
    Inventors: Girma Gebreselassie, Matt Starling, Surendra Khambete, Graham Tompson
  • Patent number: 6802993
    Abstract: A photochromic cured product which has excellent photochromism such as high color density and high fading speed, excellent adhesion to a hard coat and high striping work efficiency. This cured product is obtained by polymerizing and curing a curable composition which comprises (A) a polyfunctional polymerizable monomer such as trimethylolpropane trimethacrylate, (B) a silyl monomer such as &ggr;-methacryloyloxypropyl trimethoxysilane, (C) another radically polymerizable monomer and (D) a photochromic compound. As for the contents of the polymerizable monomers, the content of the component (A) is 1 to 50 wt %, the content of the component (B) is 0.5 to 20 wt % and the balance consists of the component (C) based on the total of the components (A), (B) and (C). The photochromic compound (D) is contained in an amount of 0.0001 to 10 parts by weight based on 100 parts by weight of the total of the components (A), (B) and (C).
    Type: Grant
    Filed: May 29, 2002
    Date of Patent: October 12, 2004
    Assignee: Tokuyama Corporation
    Inventors: Junji Momoda, Toshiaki Otani
  • Patent number: 6797391
    Abstract: A nonstaining coating composition which comprises as essential components (A) a specific aliphatic sulfonic acid compound or amine salt thereof, (B) a compound having per molecule at least one functional group selected among carboxly, a carboxly anhydride group, and a carboxyl group blocked with an alkyl vinyl ether, (C) a specific organosilicate and/or a condensate thereof, and (D) a resin having epoxy groups and/or alkoxysilyl groups in the molecule; and a method of finish coating. They give a cured coating film which has nonstaining properties based on a high degree of hydrophilicity from immediately after the formation thereof and has satisfactory long-term weatherability, water resistance, and chemical resistance.
    Type: Grant
    Filed: April 23, 2002
    Date of Patent: September 28, 2004
    Assignees: BASF NOF Coatings Co., Ltd., Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Kishio Shibato, Yoshinori Nakane, Shinichi Ikehara, Keisuke Kojima
  • Patent number: 6790903
    Abstract: The invention relates to a polymer dispersion containing water and at least 60 wt. % of an organic polymer which has at least one group of general formula (I) A—Si(Z)n(OH)3-n. The invention also relates to a composition containing at least one organic polymer which has at least one group of general formula (I), and at least one other organic polymer or a mixture of two or more other organic polymers.
    Type: Grant
    Filed: June 11, 2001
    Date of Patent: September 14, 2004
    Assignee: Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)
    Inventors: Martin Majolo, Wolfgang Klauck, Johann Klein, Wolfgang Ernst, Gaby Schilling, Helmut Loth
  • Patent number: 6787585
    Abstract: A coating material for interior walls and exterior facades has heat reflection and oleophobicity/hydrophobicity, properties. The material is either opaque to visible light and/or contains a material which provides opacity. It includes: a) at least one silane of the formula (I) XaRbSiR14−a−b  (I)  in which X is a hydrolyzable group, R is optionally substituted alkyl, alkenyl, aryl, alkylaryl or arylalkyl, R1 is an organic radical which is attached to the silicon via carbon and carries a reactive group, a is an integer from 1 to 3, and b is an integer from 0 to 2, or a (partial) condensate of this silane, b) at least one infrared-reflecting pigment whose particle size is situated primarily in the range from 1 to 50 &mgr;m, and c) a solvent and/or dispersion medium.
    Type: Grant
    Filed: September 6, 2001
    Date of Patent: September 7, 2004
    Assignee: Fraunhofer-Gesellschaft zur Forderung
    Inventors: Klaus Rose, Matthias Heinrich, Karl-Heinz Haas, Michael Köhl
  • Patent number: 6780518
    Abstract: A silicone rubber adhesive composition comprising (A) a heat curable organopolysiloxane composition of the addition curing type or peroxide curing type, (B) reinforcing silica fines, and (C) an organic compound or organosilicon compound having an epoxy equivalent of 100-5,000 g/mol and containing at least one aromatic ring in a molecule is easily moldable within a short time by injection molding, suitable in primerless molding, and bondable with various thermoplastic resins. Integrally molded articles in which the silicone rubber adhesive composition is firmly bonded to the thermoplastic resin are obtainable without a need for modification of the resin.
    Type: Grant
    Filed: January 4, 2002
    Date of Patent: August 24, 2004
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Syuuichi Azechi, Naoki Yamakawa
  • Patent number: 6774178
    Abstract: The invention relates to ophthalmic molding formulations and to tinted, high Dk ophthalmic moldings. This invention also relates to a method for making a tinted ophthalmic molding. The method comprises: (a) providing a polymer precursor having cross-linkable or polymerizable groups; (b) providing a pigment dispersion comprising an inorganic or organic pigment and a dispersing agent; (c) mixing the pigment dispersion with the polymer precursor to form a tinted prepolymer mixture; (d) dispensing the tinted prepolymer mixture into a mold; and (e) forming a tinted ophthalmic molding from the tinted prepolymer mixture, the molding comprising a polymer matrix having the pigment entrapped therein. With this method, tinted ophthalmic moldings, particularly edge-to-edge soft, tinted contact lenses having improved properties, are prepared with an improved efficiency.
    Type: Grant
    Filed: December 14, 2001
    Date of Patent: August 10, 2004
    Assignee: Novartis AG
    Inventors: Richard Charles Turek, Jacalyn Mary Schremmer
  • Patent number: 6749945
    Abstract: An Ormosil composite coating that provides good corrosion and abrasion resistance of the underlying substrate. The Ormosil composite coating of the present invention is entrapped with a plurality of inorganic particles of a size greater than 1 micron to produce a coating of a sufficient, desired thickness. The coating of the present invention, generally includes an ormosil composite including a plurality of entrapped inorganic particles wherein each of the plurality of inorganic particles is at least one (1) micron in its maximum dimension but not greater than 75 microns (however, a maximum dimension of 5 microns is preferred).
    Type: Grant
    Filed: January 29, 2002
    Date of Patent: June 15, 2004
    Assignee: The Board of Regents for Oklahoma State University
    Inventors: Edward T. Knobbe, Olga Kachurina, Tammy L. Metroke
  • Patent number: 6740626
    Abstract: An acidic cleaning formulation containing a surface modification agent selected from a group consisting of a hydrolyzed trialkoxysilane or a hydrolyzable quaternary silane and a surfactant is disclosed. The cleaning formulation is stable, provides excellent cleaning efficacy and deposits a silane coating on the surfaces to which it is applied to leave a protective coating thereon. Also, disclosed is a method for applying the cleaning formulation to hard surfaces covered by water.
    Type: Grant
    Filed: April 2, 1996
    Date of Patent: May 25, 2004
    Assignee: S.C. Johnson & Son, Inc.
    Inventor: Phillip J. Neumiller
  • Patent number: 6737118
    Abstract: Silica-based low dielectric constant materials having three-dimensional network structures containing siloxane backbones which comprise SiO4 tetrahedron structural units, as well as their production and use. The materials can be applied as interlayer dielectrics for semiconductor elements and the like.
    Type: Grant
    Filed: April 12, 2002
    Date of Patent: May 18, 2004
    Assignee: Nippon Steel Corporation
    Inventors: Noriko Yamada, Toru Takahashi, Tadashi Sakon, Yoichi Matsuzaki, Atsushi Nogami, Shingo Katayama, Ikuko Shiina
  • Patent number: 6723825
    Abstract: The invention relates to a process for preparing a liquid melamine urea formaldehyde resin that has long term stability. The invention also relates to a liquid MUF resin with a high formaldehyde and melamine content. The invention further relates to a liquid suspension hardener including a catalyst, a thickener, a filler, and water. The invention also relates to a adhesive composition for use in wood bonding that is made by adding a hardener to the resin.
    Type: Grant
    Filed: February 25, 2003
    Date of Patent: April 20, 2004
    Assignee: Cytec Technology Corp.
    Inventors: Huide Dennis Zhu, William Jacobs, III, Robert G. Lees, Luis Mendonca, Roger C. Rasch
  • Patent number: 6706906
    Abstract: A water repellent composition comprising a compound of the following formula 1, and a compound of the following formula 4 and/or a compound of the following formula 5: RfSi(R)p(X)3−p  Formula 1 RFSi(R1)q(X1)3−q  Formula 4 SiX24  Formula 5 wherein Rf is a fluorine-containing organic group having an etheric oxygen atom, RF is a fluorine-containing organic group having no etheric oxygen atom, each of R and R1 which are independent of each other, is a C1-6 hydrocarbon group containing no fluorine atom, each of X, X1 and X2 which are independent of one another, is a halogen atom or a hydrolyzable group, and each of p and q which are independent of each other, is 0, 1 or 2.
    Type: Grant
    Filed: January 25, 2002
    Date of Patent: March 16, 2004
    Assignee: Asahi Glass Company, Limited
    Inventors: Takashige Yoneda, Yutaka Furukawa, Noriko Torimoto
  • Patent number: 6664330
    Abstract: An emulsion of a monomer having a radical polymerizable unsaturated bond, which is obtained by emulsifying the monomer in the presence of an emulsifier, and a mixed solution of a specific non-radical polymerizable organosilicon compound and a polymerization initiator, which is soluble in the non-radical polymerizable organosilicon compound, are added to an aqueous medium, followed by emulsion polymerization, hydrolysis, and condensation, to produce a waterborne resin emulsion and a waterborne coating which can form a coating film having superior durability such as water resistance, weathering resistance, or the like.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: December 16, 2003
    Assignee: Dainippon and Chemicals, Inc.
    Inventors: Masahito Furo, Shin′ichi Kuwamura
  • Patent number: 6663941
    Abstract: Hydrophobic coating compositions are provided as are processes to coat articles with the compositions. Extremely hydrophobic coatings are provided by the compositions. Durable, weatherable and scratch-resistant coatings are provided by compositions comprising a trifluoromethyl-containing component and a hardenable material. Processes are also provided for forming hydrophobic coatings on articles without any substantial loss of fluorocarbon solvent used in the coating composition. Articles are coated on a surface thereof with a hydrophobic coating reactant or reaction product which forms a coating having an exposed surface populated with 30% by area or more terminal trifluoromethyl groups.
    Type: Grant
    Filed: September 5, 2002
    Date of Patent: December 16, 2003
    Assignee: Cytonix Corporation
    Inventors: James F. Brown, Richard A. Schneider
  • Patent number: 6649272
    Abstract: A composition comprising the condensation product of a least one fluorochemical polyether silane compound having a polyfluoropolyether segment and at least two hydrolysable silane groups per molecule, with one or more non-fluorinated compounds having at least two hydrolysable groups per molecule, and the reaction product thereof, is disclosed. The composition provides durable water, oil and stain repellency to a substrate.
    Type: Grant
    Filed: November 8, 2001
    Date of Patent: November 18, 2003
    Assignee: 3M Innovative Properties Company
    Inventors: George G. I. Moore, Rudolf J. Dams, Franceska M. Fieuws, Guido P. Piessens
  • Patent number: 6635735
    Abstract: A coating composition having (A) an alcohol dispersion which includes silica having the hydrophobic surface and dispersed in an alcohol dispersion medium, the content of silica in a solid substance being 80% by weight or more; (B) a solution including a silicone oligomer which is obtained by a reaction of an alkoxysilane with water and has an average structural unit represented by R1nSiOx/2(OH)y (OR2)z (R1 representing an alkyl group, phenyl group or vinyl group, R2 representing an alkyl group and n, x, y and z representing numbers satisfying relations: 0.8≦n≦1.7, 2<x<3.2, y>0, z>0 and y+z=4−n−x); and (C) a curing agent. The coating composition exhibits excellent storage stability after the curing agent is added, suppresses aggregation of fine silica particles in spray coating and provides coating films having a high hardness and exhibiting excellent weatherability, water resistance, chemical resistance and adhesion.
    Type: Grant
    Filed: December 17, 2001
    Date of Patent: October 21, 2003
    Assignee: Nihon Yamamura Glass Co., Ltd.
    Inventors: Zuyi Zhang, Hajimu Wakabayashi
  • Publication number: 20030191238
    Abstract: A method for preparing phenyl-containing organosilicon intermediates using a aromatic halogenated solvent during the coupling reaction involving a phenyl Grignard reagent and a precursor silane. The process comprises contacting a phenyl halide with magnesium in a solvent such as ether, or an aromatic halogenated/ether solvent mixture to form a Grignard reagent, and contacting the Grignard reagent with a precursor chlorosilane in aromatic halogenated solvent to form the desired organosilicon intermediates, and then filtering and distilling to acquire the organosilicon intermediate reaction product.
    Type: Application
    Filed: April 4, 2002
    Publication date: October 9, 2003
    Inventors: Curtis J. Bedbury, John P. Cannady, Binh T. Nguyen
  • Patent number: 6620881
    Abstract: Aqueous polymeric dispersions comprising the following constituents: (a) from 40 to 95% by weight of one or more monomers containing an ethylenic unsaturated, the corresponding homopolymer of which has a glass transition temperature (Tg) of less than 0 ° C., (b) from 4 to 58% by weight of one or more monomers comprising an ethylenic unsaturation, the corresponding homopolymer of which has a glass transition temperature (Tg) of higher than 0° C. (c) from 0.05 to 4% by weight of one or more monomers containing at least two ethylenic unsaturations (d) from 0.2 to 5% by weight of one or more monomers containing an unsaturation of ethylenic type and at least one functional group capable of interacting at low temperature, lower than 100° C., in the crosslinking process during the coalescence phase.
    Type: Grant
    Filed: February 19, 2002
    Date of Patent: September 16, 2003
    Assignee: Atofina
    Inventors: Leo Mario Saija, Mario Lugli, Daniele Becchi
  • Patent number: 6620861
    Abstract: There are provided an inorganic filler, multi-functional filler, an organic compound filler, a modified filler, and a dental coloring filler suitable in use as a filler in a dental composition, compositions having a resin matrix of an organic polymer material, as well as a process for producing the same. Disclosed are an inorganic filler which comprises an inorganic fine particle, wherein the surface of the inorganic fine particle is covered with polysiloxane. Also disclosed is a multi-functional filler which comprises an inorganic fine particle containing an acid reactive element, wherein a cement reactive phase is formed on the surface of the inorganic fine particle, and the cement reactive phase is further covered with polysiloxane. Also disclosed is an organic compound filler which comprises an organic-inorganic polymer particle or an organic polymer particle, wherein the surface of the organic-inorganic polymer particle or an organic polymer particle is covered with an inorganic film.
    Type: Grant
    Filed: November 17, 2000
    Date of Patent: September 16, 2003
    Assignee: Kabushiki Kaisha Shofu
    Inventors: Toshiyuki Nakatuka, Yasuhisa Yasuda, Katsuya Kimoto, Mitsuharu Mizuno, Noriyuki Negoro
  • Patent number: 6613441
    Abstract: The present invention relates to mixtures prepared from (A) at least one linear, branched, or cyclic monomeric organosilane having at least two silicon atoms with hydrolyzable and/or condensation-crosslinking groups in which the silicon atoms are bonded to one another through at least one carbon atom in a linking unit, and (B) at least one boron- and/or aluminum-containing compound having the formula (I) RxM(OR′)3-x  (I)  wherein M is Al or B, x is 0, 1, or 2, R is C1-C6-alkyl, C6-C12-aryl, or (O)1/2, with the proviso that if R is (O)1/2, then the compound of the formula (I) is a chain when x is 1 and a cyclic or cage-form compound when x is 2, and each R′ is independently H, C1-C10-alkyl, or C6-C12-aryl. The invention further relates to hybrid materials prepared from such mixtures and to coatings produced therefrom.
    Type: Grant
    Filed: October 23, 2001
    Date of Patent: September 2, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Michael Mager, Steffen Hofacker
  • Patent number: 6602102
    Abstract: A buoyant silicone rubber compound—and process for preparing same—is disclosed wherein hollow micro spheres are incorporated into the formulation in order to decrease the specific gravity of the compound to less than 1.0. The disclosed compound is prepared by admixing from about 85 to 99 weight percent polydimethyl siloxane with from about 1 to 15 weight percent hollow micro spheres. The micro spheres are selected to have a mean particle diameter of from about 10 to 500 microns. Aquatic gear comprised of the afore-mentioned buoyant silicone rubber exhibiting positive buoyancy/flotation such as ear plugs, swim goggles, dive masks, fins and sun glasses are also disclosed.
    Type: Grant
    Filed: October 10, 2001
    Date of Patent: August 5, 2003
    Assignee: South Valley Specialties
    Inventors: Brent Gines, Rique Ford
  • Patent number: 6602933
    Abstract: In-organic fillers are modified by in-situ co-polymerization of vinyl silane and another vinyl monomer. Vinyl silane couples with the filler by Si—O bonds. The remaining vinyl groups on the surface of the treated fillers then co-polymerize with the other vinyl monomer. The modified in-organic fillers treated by the in-situ co-polymerization are subsequently used to fill the polymer matrix. Tensile and impact strength of filler-reinforced polymer composites are improved remarkably.
    Type: Grant
    Filed: October 5, 2001
    Date of Patent: August 5, 2003
    Assignee: The Hong Kong Polytechnic University
    Inventors: Chak Yin Tang, Xiao-lin Xie
  • Patent number: 6602964
    Abstract: Disclosed herein is a composition comprising: A) a moisture curable polymer selected from the group consisting of silylated polyurethanes, silylated polyethers, and mixtures thereof, and B) a silicone oligomer of the formula: [R3SiO1/2]m[O1/2Si(R)2O1/2]n[SiO3/2R]o[SiO4/2]p  (I) wherein: each R is independently selected from the group consisting of B, R1, —OR2, R3, and R4; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by a Si—C bond; each R1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R2 is independently a group as defined for R1 or an acyl group; each R3 is independently a monovalent organic group containing an aliphatic unsaturated hydrocarbon group; each R4 is a monovalent organic group linked to the Si atom of the siloxane oligomer backbone by a Si—C bond that does not include an aliphatic unsaturated hydrocarbon group and that has there
    Type: Grant
    Filed: February 4, 2002
    Date of Patent: August 5, 2003
    Assignee: Crompton Corporation
    Inventors: Misty Huang, Richard E. Handel, Herbert Petty
  • Patent number: 6596401
    Abstract: The invention is drawn to silane copolymers prepared from the reaction of one or more polyisocyanates with one or more lubricious polymers having at least two functional groups, which may be the same or different, that are reactive with an isocyanate functional group and with one or more organo-functional silanes having at least two functional groups, which may be the same or different, that are reactive with an isocyanate functional group and at least one functional group reactive with a silicone rubber substrate. The silane copolymers of the invention can be used as coatings that are elastic when dry, lubricious when wet, and resist wet abrasion. These copolymers are useful as coatings for polysiloxane (rubber) and other difficult to coat substrates, especially for medical devices, such as catheters. These silane copolymers can contain active agents such as antimicrobials, pharmaceuticals, herbicides, insecticides, algaecides, antifoulants, and antifogging agents.
    Type: Grant
    Filed: May 10, 2000
    Date of Patent: July 22, 2003
    Assignee: C. R. Bard Inc.
    Inventors: Richard N. Terry, Kevin Walsh
  • Patent number: 6592999
    Abstract: The present invention provides an improved multi-layer composite of two or more polymeric layers at least one of which is formed from a thermosetting composition. The composite includes at least a first polymeric layer formed on a substrate and a second polymeric layer over the first polymeric layer, wherein in the absence of a boron-containing compound, the first and second polymeric layers have poor interlayer adhesion. The improvement resides in the inclusion of at least one boron-containing compound in one or both of the first and second polymeric layers in an amount sufficient to improve the interlayer adhesion between the first and second polymeric layers. Also provided is an improved curable coating composition used to form a multi-layer composite coating of two or more cured coating layers, at least one of which is formed from the thermosetting composition. Related methods and coated substrates are also provided.
    Type: Grant
    Filed: July 31, 2001
    Date of Patent: July 15, 2003
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Lawrence G. Anderson, John W. Burgman, Karen A. Morow, Richard J. Sadvary, Shiryn Tyebjee, Dennis A. Simpson, Thomas R. Hockswender
  • Patent number: 6569536
    Abstract: A thermoconductive liquid silicone rubber composition is provided for fixing rolls. The composition is capable of producing silicone rubber of superior thermal conductivity and small compression set after curing. The thermoconductive liquid silicone rubber composition contains (A) a diorganopolysiloxane with at least two silicon bonded alkenyl groups per molecule, (B) an alumina powder with an average particle size not more than 10 &mgr;m and an ignition loss of not more than 0.15 weight percent, (C) an organohydrogenpolysiloxane having at least two silicon bonded hydrogen atoms per molecule, and (D) a platinum catalyst. Fluororesin coated fixing rolls can be fabricated by providing a fluororesin layer on the peripheral surface of a roll shaft, with the silicone rubber layer interposed between it and the surface.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: May 27, 2003
    Assignee: Dow Corning Toray Silicone Co., Ltd.
    Inventors: Yuichi Tsuji, Hiroaki Yoshida, Yutaka Oka
  • Patent number: 6564935
    Abstract: A coating solution for water-repellent, oil-repellent, stain-proofing treatment is provided which does not become cloudy even if it is stored for a long time. Furthermore, a method for water-repellent, oil-repellent, stain-proofing treatment with the use of this coating solution is provided. The coating solution for water-repellent, oil-repellent, and stain-proofing treatment is obtained by mixing a first solution containing a fluoroalkyl group-containing silane and a second solution containing acid and a solvent, and this coating solution is used for the method for water-repellent, oil-repellent, stain-proofing treatment.
    Type: Grant
    Filed: November 2, 2000
    Date of Patent: May 20, 2003
    Assignee: Nippon Sheet Glass Co., Ltd.
    Inventors: Hiroaki Yamamoto, Kazutaka Kamitani, Mitsuhiro Kawazu, Mitsuo Asai
  • Patent number: 6566243
    Abstract: A two-component porous material including small silicalite crystals in a porous binder provides a low dielectric constant material useful as an insulating layer in microelectronic devices. The silicalite/binder porous material uses silicalite nanocrystals smaller than the characteristic dimensions of the features on the integrated circuit device. The binder is an amorphous porous material that links the silicalite nanocrystals together, formed from a precursor which polymerizes on heating. The silicalite nanocrystals are supplied as a colloidal suspension or slurry. The slurry and binder precursor are spincoated onto a substrate and thermally treated to polymerize the binder precursor and drive off solvent in the slurry, forming the porous silicalite/binder material. The silicalite/binder porous material is readily integrated into standard damascene fabrication processes.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: May 20, 2003
    Assignee: Novellus Systems, Inc.
    Inventor: Justin F. Gaynor
  • Publication number: 20030091839
    Abstract: A composition comprising a hydrolyzable organosilicon compound and porous fine particles, a coating made from the composition and a laminated plate comprising a substrate and the coating are provided. The coating is superior in adhering properties to a substrate and is equipped with an adequate hardness.
    Type: Application
    Filed: November 8, 2002
    Publication date: May 15, 2003
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Shinsuke Ochiai
  • Patent number: 6548625
    Abstract: The invention relates to a process for preparing a liquid melamine urea formaldehyde resin that has long term stability. The invention also relates to a liquid MUF resin with a high formaldehyde and melamine content. The invention further relates to a liquid suspension hardener including a catalyst, a thickener, a filler, and water. The invention also relates to a adhesive composition for use in wood bonding that is made by adding a hardener to the resin.
    Type: Grant
    Filed: March 23, 2001
    Date of Patent: April 15, 2003
    Assignee: Cytec Technology Corp.
    Inventors: Huide Dennis Zhu, William Jacobs, III, Robert G. Lees, Luis Mendonca, Roger C. Rasch
  • Patent number: 6534581
    Abstract: A silicone composition for preparing a silicone adhesive, the composition prepared by mixing (A) an organopolysiloxane containing an average of at least two silicon-bonded hydroxy groups per molecule; (B) a crosslinking agent in an amount sufficient to cure the composition; wherein the agent is selected from (i) at least one silane having the formula R2nSiX4−n wherein each R2 is independently selected from monovalent hydrocarbon and monovalent halogenated hydrocarbon groups having from 1 to about 8 carbon atoms, n is 0 or 1, and X is —OR2 or —OCH2CH2OR2; (ii) a partial hydrolyzate of (i), and (iii) mixtures comprising (i) and (ii); (C) an electrically conductive filler in an amount sufficient to impart electrical conductivity to the silicone adhesive, wherein the filler comprises particles having at least an outer surface of a metal selected from the group consisting of silver, gold, platinum, palladium, and alloys thereof; (D) an effective amount of a hydroxy-functional organic compound hav
    Type: Grant
    Filed: July 20, 2000
    Date of Patent: March 18, 2003
    Assignee: Dow Corning Corporation
    Inventors: Don Lee Kleyer, Michael Andrew Lutz
  • Patent number: 6528580
    Abstract: The present invention is directed to an aqueous silicone dispersion capable of being crosslinked into a transparent elastomer comprising: 1) a silicone phase comprising at least one crosslinkable polyorganosiloxane A, optionally at least one silicon-containing adhesion promoter B, optionally at least one crosslinking agent D, and optionally at least one solvent Sa of the crosslinkable polyorganosiloxane A, 2) a non-silicone hydrophilic phase comprising at least one filler, a surfactant, and optionally at least one catalyst and/or at least one water soluble adhesion promoter B′, and 3) water; wherein the difference between the refractive indexes of component 1) and component 2) is not greater than 0.05, preferably not greater than 0.04. The invention also concerns the method for preparing said dispersion and the sealant or other materials or waterproofing/fireproofing coats comprising said dispersion.
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: March 4, 2003
    Assignee: Rhodia Chimie
    Inventors: Michel Feder, Yves Giraud, Marcel Guironnet
  • Patent number: 6517941
    Abstract: An object of the present invention is to provide a coating composition with which it is possible to make coated paper that is excellent in various properties such as glossiness, water resistance, solvent resistance, heat resistance, thermal blocking resistance and ink penetration and that can readily be recycled. This object of the invention can be attained by a coating composition comprising a hydrosol emulsion and colloidal silica, wherein the hydrosol emulsion is obtained by neutralizing, with an alkali, a synthetic resin emulsion prepared by dispersing, in water, particles of a synthetic resin having carboxyl group and an alkoxysilyl group.
    Type: Grant
    Filed: September 15, 2000
    Date of Patent: February 11, 2003
    Assignee: Clariant Finance (BVI) Limited
    Inventor: Naokazu Murase
  • Patent number: 6515043
    Abstract: An oligomer of the formula: [R3SiO½]m[O½Si(R2)O½]n[SiO{fraction (3/2)}R]o[SiO{fraction (4/2)}]p  (I) wherein each R is selected individually from the group consisting of R1, —OR2 and —OR3; each R1 is independently a substituted or unsubstituted hydrocarbon group; each R2 is a C1-C6 alkyl group or an acyl group; and each R3 is a independently an alkyl or alkenyl group having at least 8 carbon atoms; with the provisos that if R3 is alkenyl, there is no unsaturation within two carbon atoms adjacent to the oxygen atom of the —OR3 group; at least one R group is —OR3; at least one quarter of all R groups are —OR2 or —OR3; m=2 to 20; n=0 to 50; o=0 to 20; and p=0 to 10. The oligomer is a useful component of in insulation formulations for wire and cable used in underground locations.
    Type: Grant
    Filed: March 20, 2001
    Date of Patent: February 4, 2003
    Assignee: Crompton Corporation
    Inventors: Herbert B. Petty, Robert Pickwell
  • Patent number: 6506496
    Abstract: A heat-settable composition for a coating which is hydrophobic, oleophobic and resistant to abrasion, wherein the coating contains a hydrolyzate obtained from a solution of: one or more epoxidized alkoxysilane having alkoxy groups which are directly linked to the silicon atom; a hydrolyzable, non-epoxidized silane; colloidal silica; a catalyst which promotes cleavage of an epoxy bond; and at least one fluorinated hydrolyzable alkylsilane; and the use of the heat-settable composition in the preparation of a coated substrate of organic glass or mineral glass material, coated with a coating obtained from the heat-settable composition, with the substrate preferably being a pane (comprised of glass or a polymeric material) or an ophthalmic lens.
    Type: Grant
    Filed: March 29, 1995
    Date of Patent: January 14, 2003
    Assignee: Saint-Gobain Glass France
    Inventors: Dominique Frugier, Pascal Chartier, Philippe Vaneeckhoutte, Yves Leclaire, Anne Robert
  • Publication number: 20030004298
    Abstract: The invention relates to a process for preparing a liquid melamine urea formaldehyde resin that has long term stability. The invention also relates to a liquid MUF resin with a high formaldehyde and melamine content. The invention further relates to a liquid suspension hardener including a catalyst, a thickener, a filler, and water. The invention also relates to a adhesive composition for use in wood bonding that is made by adding a hardener to the resin.
    Type: Application
    Filed: March 23, 2001
    Publication date: January 2, 2003
    Inventors: Huide Dennis Zhu, William Jacobs, Robert G. Lees, Luis Mendonca, Roger C. Rasch
  • Patent number: 6497964
    Abstract: A composition comprising (1) 0.1-50 parts by weight of the reaction product of a hydroxyl group-containing benzophenone compound with a silane and/or a hydrolyzate thereof and (2) 100 parts by weight of a silane compound and/or a hydrolyzate thereof is applied to a polycarbonate sheet to form a protective coating having mar and weather resistance. A composition comprising the reaction product of a hydroxyl group-containing benzophenone compound with a silane and/or a hydrolyzate thereof is useful for undercoating.
    Type: Grant
    Filed: July 21, 2000
    Date of Patent: December 24, 2002
    Assignees: Shin-Etsu Chemical Co., Ltd., Kabushi Kaishi Toyoda Jidoshokki Seisakusho
    Inventors: Kazuyuki Matsumura, Masaaki Yamaya, Kazuharu Sato, Koichi Higuchi, Muneo Kudo
  • Patent number: 6469119
    Abstract: Siloxane organic hybrid polymers and a method of making them by condensation polymerization reaction of organoalkoxysilane in the presence of organic film-forming polymers are disclosed. Alkali metal carboxylic acid catalyst is also disclosed, as well as the incorporation of cerium oxide for attenuation of ultraviolet radiation.
    Type: Grant
    Filed: January 29, 2001
    Date of Patent: October 22, 2002
    Assignee: PPG Industries Ohio, Inc.
    Inventors: John D. Basil, Chia-Cheng Lin, Robert M. Hunia, Helmut Franz
  • Publication number: 20020151645
    Abstract: A water repellent composition comprising a compound of the following formula 1, and a compound of the following formula 4 and/or a compound of the following formula 5:
    Type: Application
    Filed: January 25, 2002
    Publication date: October 17, 2002
    Applicant: ASAHI GLASS COMPANY LIMITED
    Inventors: Takashige Yoneda, Yutaka Furukawa, Noriko Torimoto
  • Patent number: 6455631
    Abstract: The present invention relates to aqueous polyurethane dispersions wherein the polyurethanes contain terminal hydrazide groups and correspond to the formula wherein the terminal, modified hydrazide groups are present in an amount of 1 to 25% by weight [calculated as C(O)—NH—NH—C(O), MW 84], based on the weight of the polyurethanes, and wherein X represents OR′ or NHR′, R represents the residue obtained by removing the isocyanate groups from an NCO prepolymer, R′ represents a group which is inert to Isocyanate groups under the conditions used to form the polyurethane of in formula I, R″ represents a divalent, linear or branched aliphatic group containing 2 to 10 carbon atoms, provided that there are at least two carbons between the oxygen atoms, wherein the aliphatic group may optionally be substituted by heteroatoms to form ether or ester groups, m is 0 or 1 and n is 2 to 4.
    Type: Grant
    Filed: December 1, 2000
    Date of Patent: September 24, 2002
    Assignees: Bayer Corporation, Bayer Aktiengesellschaft
    Inventors: Harald Blum, Lyubov K. Gindin, Karen M. Henderson, Patricia B. Jacobs, Sze-Ming Lee, Brian Long, Robert A. Sylvester, Douglas A. Wicks
  • Patent number: 6451436
    Abstract: A coating liquid for forming a silica-containing film with a low-dielectric constant, which enables the formation of a low-density film having a dielectric constant as low as 3 or less and being excellent not only in resistance of oxygen plasma and in process adaptation but also in adhesion to a substrate and in film strength, is provided. A substrate coated with the silica-containing film having the above characteristics, which is obtained by the use of the above coating liquid, is further provided.
    Type: Grant
    Filed: May 24, 2000
    Date of Patent: September 17, 2002
    Assignee: Catalysts & Chemicals Industries Co., Ltd.
    Inventors: Michio Komatsu, Akira Nakashima, Miki Egami
  • Patent number: 6448329
    Abstract: A silicone composition for preparing a cured silicone product, the composition comprising (A) an organopolysiloxane containing an average of at least two silicon-bonded alkenyl groups per molecule; (B) an organohydrogenpolysiloxane containing an average of at least two silicon-bonded hydrogen atoms per molecule in a concentration sufficient to cure the composition; (C) an alumina filler in a concentration sufficient to impart thermal conductivity to the cured silicone product; (D) an effective amount product; (D) an effective amount of a polyether; and (E) a catalytic amount of a hydrosilylation catalyst. A cured silicone product comprising a reaction product of the silicon composition.
    Type: Grant
    Filed: February 28, 2001
    Date of Patent: September 10, 2002
    Assignee: Dow Corning Corporation
    Inventors: David Dean Hirschi, Michael Andrew Lutz
  • Patent number: 6448331
    Abstract: Disclosed is an alkoxysilane/organic polymer composition for use in producing an insulating thin film, comprising (A) a specific alkoxysilane; (B) a specific organic polymer; and (C) a solvent for alkoxysilane (A) and organic polymer (B), wherein solvent (C) comprises at least one organic solvent selected from the group consisting of amide linkage-containing organic solvents and ester linkage-containing organic solvents. Also disclosed are a silica-organic polymer composite thin film which is produced by a process comprising: forming a thin film of the composition of the present invention; subjecting the thin film to a hydrolysis and dehydration-condensation reaction with respect to the alkoxysilane thereof, to thereby cause the alkoxysilane to be gelled in the thin film; and removing the solvent remaining in the thin film by drying, and a porous silica thin film which is obtained by removing the organic polymer from the silica-organic polymer composite thin film.
    Type: Grant
    Filed: November 12, 1999
    Date of Patent: September 10, 2002
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Takaaki Ioka, Tsuneaki Tanabe
  • Patent number: 6444745
    Abstract: A silicone composition containing a polyethersiloxane block copolymer network and a fluid within the network is useful as a component of various personal care compositions.
    Type: Grant
    Filed: June 12, 2000
    Date of Patent: September 3, 2002
    Assignee: General Electric Company
    Inventors: John A. Kilgour, Michael J. O'Brien, Atchara Chaiyawat
  • Patent number: 6436543
    Abstract: It is an object of the present invention to provide a high-gloss, heat-resistant paint composition that can form a paint film having high gloss, hiding power, heat resistance and adhesion, a method for manufacturing the same, a method for applying a high-gloss, heat-resistant paint, and a high-gloss, heat-resistant paint film. The heat-resistant paint composition is prepared by combining inorganic pigment powder having hiding power and a binder solution chiefly consisting of an alcoholic solution of polysilicon alcoxide; the binder solution containing an effective amount of aluminum ingredient; the composition contains 8˜50 wt. % of hydrophilic organic solvent having a boiling point of not less than 100° C. and not more than 220° C.; the average particle size of primary particles of the inorganic pigment powder dispersed in the binder solution being not more than 0.3 &mgr;m; and the solidified paint film obtained when the composition has been dried and baked contains not less than 60 vol.
    Type: Grant
    Filed: November 8, 2000
    Date of Patent: August 20, 2002
    Assignee: Institute of Technology Precision Electrical Discharge Work's
    Inventors: Yasuhiko Endo, Hisayuki Sakai, Tomio Sakai, Saburou Shimada
  • Publication number: 20020111426
    Abstract: Compositions prepared by mixing
    Type: Application
    Filed: December 10, 2001
    Publication date: August 15, 2002
    Applicant: Wacker-Chemie GmbH
    Inventors: Stefan Dietl, Walter Strassberger, Anita Kaltenberger, Mathias Miedl, Philipp Mueller
  • Patent number: 6433076
    Abstract: There is provided a low-staining agent which can outstandingly improve an anti-staining property and a property of preventing penetration of a staining substance when it is added to an aqueous paint, which does not affect a weather resistance and a water resistance of the paint, and which has an excellent compatibility with the aqueous paint. The present invention also relates to a low-staining aqueous paint composition to which said low-staining agent is added. The present invention relates to an aqueous paint low-staining agent which is a modified condensation product of alkoxysilane having at least one polyoxyalkylene group and an alkoxyl group, wherein a repetition unit of said polyoxyalkylene group has 1 to 4 carbon atoms, and said alkoxyl group has 1 to 4 carbon atoms. In particular, it is preferable that the polyoxyalkylene group is a polyoxyethylene group and the alkoxyl group is an ethoxy group.
    Type: Grant
    Filed: July 16, 1999
    Date of Patent: August 13, 2002
    Assignee: SK Kaken Co., Ltd.
    Inventors: Shigeto Kamimura, Hiroyoshi Ono, Yoshifumi Asada, Hisashi Suzuki
  • Publication number: 20020103292
    Abstract: The present invention relates to aqueous polyurethane dispersions wherein the polyurethanes contain terminal hydrazide groups and correspond to the formula 1
    Type: Application
    Filed: December 1, 2000
    Publication date: August 1, 2002
    Inventors: Harald Blum, Lyubov K. Gindin, Karen M. Henderson, Patricia B. Jacobs, Sze-Ming Lee, Brian Long, Robert A. Sylvester, Douglas A. Wicks
  • Patent number: 6426150
    Abstract: The present invention relates to surface-modified insulators obtained by coating an insulator body with a preparation containing at least one organofluorine-functional silane and/or siloxane, at least one mineral acid and at least one metal salt of aluminum(III), tin(II), tin(IV), iron(III) or titanium(III) as catalyst, to a process for their preparation and to the use of the preparation for coating insulators.
    Type: Grant
    Filed: February 3, 2000
    Date of Patent: July 30, 2002
    Assignee: Degussa AG
    Inventors: Peter Jenkner, Eckhard Just, Johannes Liebermann
  • Patent number: 6416819
    Abstract: A method of preparing a composition containing a fluorocarbon thermoplastic random copolymer comprising the steps of: (A) providing a mixture having: (i) a fluorocarbon thermoplastic random copolymer having subunits of: —(CH2CF2)x—, —(CF2CF(CF3)y—, and —(CF2 CF2)z—,  wherein x is from 1 to 50 or 60 to 80 mole percent, y is from 10 to 90 mole percent, z is from 10 to 90 mole percent, x+y+z equals 100 mole percent; (ii) a filler comprising zinc oxide; (iii) a curable amino functional polydimethyl siloxane copolymer comprising aminofunctional units selected from the group consisting of (aminoethylaminopropyl) methyl, (aminopropyl) methyl and (aminopropyl) dimethyl; and (iv) antimony-doped tin oxide particles; (v) a bisphenol residue curing agent; and (B) curing the mixture for 5 to 10 hours at a temperature in the range of 25° C. to 275° C.
    Type: Grant
    Filed: June 30, 2000
    Date of Patent: July 9, 2002
    Assignee: Nex Press Solutions LLC
    Inventors: Jiann H. Chen, Joseph A. Pavlisko, Charles C. Anderson, Robert A. Lancaster