Silicon Containing Dnrm Patents (Class 522/77)
  • Patent number: 11492504
    Abstract: The present disclosure relates generally to photocurable compositions and methods for continuously forming a three-dimensional body from these compositions. More particularly, the present disclosure relates to photocurable compositions comprising a mixture of polysiloxanes capable of being dually cured, i.e., first by UV radiation followed by thermal treatment, or being cured by UV radiation. In one aspect, the disclosure provides a photocurable composition, including: a first polysiloxane comprising at least two acrylate or methacrylate groups per molecule; a second polysiloxane containing at least one (e.g., at least two) Si—H group per molecule; a third polysiloxane containing at least one (e.g., at least two) reactive aliphatic ethylene group per molecule; a free radical photoinitiator in an amount of about 0.01 to about 10 weight % based on the total weight of (meth)acrylate-containing polysiloxane in the composition; and a hydrosilylation catalyst in an amount of about 0.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: November 8, 2022
    Assignee: Saint-Gobain Performance Plastics Corporation
    Inventors: Lian Wang, Qiaoxi Li, Jianfeng Zhang, Xipeng Liu, Taoran Hui
  • Patent number: 11460716
    Abstract: A method for producing a spectacle lens 2 including a base portion 2 that is made of a resin material and includes a convex object-side face and a concave eyeball-side face, and an optical element 12 that is made of a material different from the material for forming the base portion and is embedded in the base portion, is described. The method includes: arranging an optical element in a cavity 28 of a mold including a first mold part 20 and a second mold part 24 that can be opened and closed; introducing a resin material for forming a base portion of the spectacle lens into the cavity of the mold; obtaining the spectacle lens by curing the resin material that is a resin for forming the base portion; disassembling the mold; and detaching the spectacle lens from the mold.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: October 4, 2022
    Inventor: Yuji Hoshi
  • Patent number: 9850386
    Abstract: A photo-curable coating composition comprising (1) a polyfunctional (meth)acrylic monomer, (2) a photopolymerization initiator, and (3) a specific hydroxyphenyltriazine base UV absorber has high mar resistance and long-term weather resistance.
    Type: Grant
    Filed: June 22, 2015
    Date of Patent: December 26, 2017
    Inventors: Koichi Higuchi, Yukimasa Aoki
  • Patent number: 8969428
    Abstract: A UV-curable composition for coating vehicle axles includes at least one aliphatic epoxy acrylate and at least one acrylate selected from the group consisting of aromatic epoxy acrylate and polyester acrylate as a photochemically crosslinkable component; at least one reactive diluent; at least one photoinitiator; and at least one filler and/or at least one pigment.
    Type: Grant
    Filed: February 12, 2009
    Date of Patent: March 3, 2015
    Assignee: Karl Woerwag Lack-und Farbenfabrik GmbH & Co. KG
    Inventors: Siegfried Hiller, Sevastos Kavanozis
  • Publication number: 20150044407
    Abstract: A barrier liner for a composite vessel, the barrier liner including (A) a polymeric substrate; and (B) a gas barrier coating layer attached to at least a portion of the polymeric substrate; a composite vessel containing the above barrier liner; and a UV curable composition for producing the above barrier liner.
    Type: Application
    Filed: April 3, 2013
    Publication date: February 12, 2015
    Applicant: Dow Global Technologies LLC
    Inventors: Abhijit Som, Vikrant V. Agrawal, Hiren Patel, Saurabh Kaujalgikar, Lakshmi Narasimha Vutukuru
  • Patent number: 8933144
    Abstract: Provide a curable composition for imprint, which is improved in the surface roughness of the cured film. A curable composition for imprint comprising a polymerizable compound (A), a polymerization initiator (B), and a non-polymerizable compound (C), the non-polymerizable compound (C) comprising at least one species of surfactant (C1) which contains 20% by mass or more of fluorine atom, and, at least one species of polymer (C2) which contains 3% by mass or more and less than 20% by mass of fluorine atom and/or 5% by mass or more and less than 40% by mass of silicon atom, and has a weight-average molecular weight (Mw) of 1,000 to 100,000.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: January 13, 2015
    Assignee: FUJIFILM Corporation
    Inventors: Yuichiro Enomoto, Kunihiko Kodama, Shinji Tarutani
  • Patent number: 8889759
    Abstract: An object to be attained by the present invention is to provide an active energy ray-curable composition that is capable of producing a cured coating film having high scratch resistance and excellent transparency. The present invention relates to an active energy ray-curable composition containing a reactive particle (A) obtained by reacting a silica fine particle (a-1) and a hydrolysable silane (a-2) having one or more (meth)acryloyloxy groups and one or more isocyanurate ring structures in a molecule. The present invention also provides the active energy ray-curable composition according to the above, containing a photopolymerization initiator (B).
    Type: Grant
    Filed: January 5, 2011
    Date of Patent: November 18, 2014
    Assignee: Kansai Paint Co., Ltd.
    Inventors: Yoshinari Matsuura, Akinori Nagai, Atsuya Kato
  • Patent number: 8835530
    Abstract: A glass printing ink and glass printing lacquer are prepared, which contain at least one photoinitiator, at least one resin and at least one additional substance. The resin is an epoxy resin based on bisphenol A, diluted in a UV-curing monomer, or a resin with functional groups containing free functional amino, hydroxy, epoxy, acid, acid anhydride and/or acrylate groups, or a combination of the epoxy resin with the resin with functional groups. The at least one additional substance is a wax. The use of the glass printing ink and glass printing lacquer in printing a glass substrate and processes for the printing of a glass substrate are also described.
    Type: Grant
    Filed: January 4, 2007
    Date of Patent: September 16, 2014
    Assignee: Marabu GmbH & Co., KG
    Inventors: Wolfgang Schaefer, Dimitrios Triantafillidis
  • Publication number: 20140228470
    Abstract: A durable ambient light curable waterproof liquid rubber coating with volatile organic compound (VOC) content of less than 450 grams per liter made from ethylene propylene diene terpolymer (EPDM) in a solvent, a photoinitiator, an additive, pigments, and fillers, and a co-agent and a method for making the formulation, wherein the formulation is devoid of thermally activated accelerators.
    Type: Application
    Filed: February 12, 2014
    Publication date: August 14, 2014
    Inventors: Michael J. Molnar, Daniel S. Nelson, Arthur J. Fontenot, III, Harold William Young, JR., Augusto Caesar Ibay, Zhiyong Zhu
  • Publication number: 20140216538
    Abstract: An imprint material which is in a transparent and homogeneous varnish form, is not peeled off in cross-cut tests, in which the adhesion of coating films is evaluated, and forms films that can have a mold release force of 0.5 g/cm or less. An imprint material including: a component (A): a compound containing at least one alkylene oxide unit having carbon atom number of 2, 3 or 4 and at least two polymerizable groups; a component (B): a photopolymerization initiator; a component (C): a solvent that swells or dissolves a surface portion of a film base material to which the imprint material is applied; and a component (D): a silicone compound.
    Type: Application
    Filed: April 16, 2013
    Publication date: August 7, 2014
    Inventors: Taku Kato, Junpei Kobayashi, Keisuke Shuto, Masayoshi Suzuki
  • Patent number: 8785513
    Abstract: The present invention relates to fiber-reinforced composites, particularly application-oriented composites useful in dental and medical applications/appliances, such as fiber reinforced dental composites, and to a method for the manufacture thereof. Particularly the invention concerns random glass fiber-reinforced restorative composite resins with semi-interpenetrating polymer network matrix and their use in dental applications like cavity fillings, core composites, provisional and semi-permanent crown and bridge composite, cements and adhesives.
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: July 22, 2014
    Assignee: Stick Tech Oy
    Inventors: Lippo V. J. Lassila, Pekka K. Vallittu, Sufyan Garoushi, Karri Airola
  • Publication number: 20140051781
    Abstract: A resist composition for a black matrix, the resist composition including carbon nanotubes, a halosulfonic acid, an alcohol, an ammonium hydroxide compound, and a fluorosilane.
    Type: Application
    Filed: October 29, 2013
    Publication date: February 20, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Woo Sub SHIM, Sung Woong KIM, Jang Sub KIM, Yoon Ho KANG
  • Patent number: 8609742
    Abstract: Disclosed is a high energy ray-curable composition which is excellent in storage stability before curing and enables to form a cured coating film which is excellent in hardness, property of preventing adhesion of fats and oils, property of wiping off fats and oils, abrasion resistance, transparency, water repellency, adhesion, smoothness and uniformity. Specifically disclosed is a high energy ray-curable composition containing the following components (A)-(D). (A) 100 parts by weight of a polyfunctional acrylate (B) 1-30 parts by weight of an organoalkoxysilane having an aliphatic unsaturated bond (C) 1-100 parts by weight of colloidal silica (D) 0.2-20 parts by weight of a fluorine compound having an aliphatic unsaturated bond.
    Type: Grant
    Filed: February 28, 2007
    Date of Patent: December 17, 2013
    Assignees: Daikin Industries, Ltd., Dow Corning Corporation
    Inventors: Mari Wakita, Motoshi Sasaki, Peter Cheshire Hupfield, Yasuo Itami, Kaori Ozawa, Masahiko Maeda
  • Patent number: 8563221
    Abstract: A phototool comprises an optically transparent substrate having designed pattern and a protective layer on the substrate. The protective layer comprises a cured hardcoat composition. The hardcoat composition comprises (i) one or more epoxy silane compounds (ii) one or more fluorochemical additives selected from the group consisting of perfluoropolyether-urethane silanes and silane-functionalized perfluoropolyether acrylate oligomers, and (iii) photo-acid generator.
    Type: Grant
    Filed: March 11, 2009
    Date of Patent: October 22, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Zai-Ming Qiu, John C. Hulteen, Douglas C. Fall
  • Publication number: 20130270223
    Abstract: A photoresist composition includes about 65% by weight to about 80% by weight of a mono-functional monomer, about 5% by weight to about 20% by weight of a di-functional monomer, about 1% by weight to about 10% by weight of a multi-functional monomer including three or more functional groups, about 1% by weight to about 5% by weight of a photoinitiator, and less than about 1% by weight of a surfactant, each based on a total weight of the photoresist composition.
    Type: Application
    Filed: December 11, 2012
    Publication date: October 17, 2013
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki-Beom LEE, Dae-Hwan JANG, Atsushi TAKAKUWA
  • Publication number: 20130267626
    Abstract: The present invention allows for a photocurable composition which exhibits stable physical characteristics in a heat resistance test and an oil resistance test, and exhibits good debubbling properties and excellent workability. A photocurable composition including components (A) to (C). component (A): a compound that has a polymer obtained from a (meth)acrylic monomer as a main skeleton, and has at least two (meth)acrylic groups in the molecule component (B): a (meth)acrylic monomer including a component (b-1) and/or a component (b-2) component (b-1): a (meth)acrylic monomer having a hydroxyl group in the molecule, in an amount of 0.1 to 50 parts by mass with respect to 100 parts by mass of the component (A), component (b-2): a (meth)acrylic monomer having a saturated alicyclic skeleton in the molecule, in an amount of 0.
    Type: Application
    Filed: November 15, 2011
    Publication date: October 10, 2013
    Applicant: THREE BOND CO., LTD.
    Inventors: Nao Arita, Kuniyuki Watanabe, Masayuki Tanaka
  • Patent number: 8552088
    Abstract: A cement for dental use, containing a first agent and a second agent, wherein both of the first agent and the second agent contain a polymerizable monomer (a) and a filler (b), wherein the first agent and/or the second agent further contains a photopolymerization initiator (c), wherein further as a chemical polymerization initiator (d), either one of the first agent and the second agent contains an oxidizing agent (f) and the other contains a reducing agent (g), the oxidizing agent (f) and the reducing agent (g) constituting a redox polymerization initiator, wherein the photopolymerization initiator (c) contains an ?-diketone, and the photopolymerization initiator (c) is contained in a total amount of from 0.010 to 0.100 parts by weight, based on 100 parts by weight of the total amount of the polymerizable monomer (a), wherein the chemical polymerization initiator (d) is contained in a total amount of from 0.
    Type: Grant
    Filed: December 25, 2008
    Date of Patent: October 8, 2013
    Assignee: Kuraray Noritake Dental Inc.
    Inventors: Hiroki Shinoda, Mitsuru Takei, Hidemi Nakayama
  • Publication number: 20130245149
    Abstract: The present invention concerns a dual cure composition comprising a radiation curable polymer precursor, solid particles, an organometallic precursor and a coupling agent, a hybrid organic/inorganic nanocomposite material produced using said dual cure composition and a dual cure process using thermal energy and radiation for producing the same.
    Type: Application
    Filed: November 21, 2011
    Publication date: September 19, 2013
    Inventors: Valérie Geiser, Yves Leterrier, Jan-Anders Edvin Manson
  • Patent number: 8536246
    Abstract: The present invention provides an inkjet ink composition including color material particles, a water soluble polymerizable compound, a water soluble silicate salt and water, which is excellent in ejection stability even in a case in which the ink composition is stopped from ejecting in the inkjet recording device and left alone for a certain period of time, and ejection of the ink composition is resumed thereafter, which has a good maintenance property, and in which abrasion resistance of images formed with the ink composition is excellent; an ink set including the inkjet ink composition; and an image forming method using the ink set.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: September 17, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Jun Matsumoto, Masao Ikoshi
  • Publication number: 20130237629
    Abstract: The present invention is a curable resin composition comprising a copolymer (A) represented by the following general formula (1), silica fine particles (B), a reactive monomer (C) and a polymerization initiator (D). In the general formula (1), X is an atomic group formed by removing “k” mercapto groups from a multifunctional thiol compound having at least “k” mercapto groups; Y is a monovalent organic group derived from a copolymer formed by copolymerizing unsaturated monomers; and “k” is an integer of 3 to 10. The present invention can provide a hard coat agent which has low curing shrinkage and which has both low curing shrinkage and antiblocking properties as needed; a hard coat film and a hard-coat treated plastic substrate having high pencil hardness and low curling properties, by using this hard coat agent.
    Type: Application
    Filed: November 8, 2011
    Publication date: September 12, 2013
    Applicant: SHOWA DENKO K.K.
    Inventors: Mitsuru Doi, Yoshikatsu Yasui, Nobuaki Ishii, Isao Ohtake, Katsuro Urakawa, Hiroko Oi, Yotaro Hattori
  • Publication number: 20130071646
    Abstract: This disclosure relates to an anti-reflective coating composition that is divided into at least two layers through phase separation after monolayer coating, more particularly an anti-reflective coating composition comprising hollow particles coated with a fluorine-based compound having refractive index of 1.3˜1.4 and surface tension of 10˜25 mN/m on the surface, an anti-reflection film manufactured therefrom, and a method of manufacturing the same. In the anti-reflective coating composition of the present invention, at least two layers may be spontaneously formed only by single coating due to smooth phase separation in the coating layer. Particularly, since an interface of each layer formed by phase separation is substantially chemically bonded or crosslinked, delamination of each layer may be minimized. And, a film with excellent scratch resistance and anti-reflection may be manufactured by a more simplified method using the anti-reflective coating composition of the present invention.
    Type: Application
    Filed: April 6, 2011
    Publication date: March 21, 2013
    Inventors: Heon Kim, Yeong-Rae Chang, Soon-Hwa Jung, Jin-Young Park, Boo-Kyung Kim
  • Patent number: 8394869
    Abstract: Disclosed are photopolymerizable compositions suitable for uses such as dental composite resins, and that comprise (A) a radical-polymerizable monomer, (B) a photopolymerization initiator that comprises (B1) an ?-diketone compound, (B2) a photoacid generating agent, (B3) an aromatic amine compound, and (C) an organic filler containing a phthalate ester fluorescent agent.
    Type: Grant
    Filed: May 20, 2009
    Date of Patent: March 12, 2013
    Assignee: Tokuyama Dental Corporation
    Inventors: Hironobu Akizumi, Junichiro Yamagawa
  • Patent number: 8362124
    Abstract: The present invention relates to coating and printing ink compositions containing silylated polyether compounds comprising a hydrolysis-resistant bis-silyl hydrocarbylene group. More particularly, the silylated polyether compound comprising a bis-silyl hydrocarbylene group provides to the coating and ink compositions formulation flexibility over the entire pH range, leveling-and-flow and surface wetting, and are non-reactive with the other components of the coating and ink compositions, thereby providing long-term shelf-stability of formulated coatings and inks. These coating and ink compositions containing silylated polyether compounds do not release silicone materials and thereby provide articles treated with these coatings and ink compositions with uniform appearance and gloss.
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: January 29, 2013
    Assignee: Momentive Performance Materials Inc.
    Inventors: Suresh K. Rajaraman, Eric R. Pohl, Mark D. Leatherman, George A. Policello
  • Patent number: 8360565
    Abstract: A material for an inkjet ink composition, including an organic solvent; and a siloxane compound comprising at least one organic group having an optically active site and an associative site in the molecule, wherein the organic solvent satisfies the following requirements a) to c): a) the siloxane compound is soluble in the organic solvent and does not precipitate after dissolved at room temperature; b) the siloxane compound can form an associative structure in the organic solvent at room temperature; and c) an inkjet ink composition prepared by dissolving the siloxane compound in an organic solvent is dischargeable from an inkjet nozzle.
    Type: Grant
    Filed: September 9, 2010
    Date of Patent: January 29, 2013
    Assignee: Ricoh Company, Limited
    Inventors: Okitoshi Kimura, Soh Noguchi
  • Patent number: 8333831
    Abstract: The invention relates to a dispersion of antimony or indium doped tinoxide nanoparticles in an organic solvent, comprising a) 5-75 wt % of nanoparticles having a mean average size between 1 and 100 nm. b) a solvent comprising a hydroxyl group and an ether group. c) a water content of less then 15 wt %. d) a dispersant content of less then 0.1 wt %. The invention also relates to a method of making such a dispersion, by I. Making a mixture of an aqueous dispersion of antimony or indium doped tinoxide particles having an average size between 1 and 100 nm, a solvent comprising a hydroxyl group and an ether group, which forms an azeotrope with water, and a grafting compound. II. Heating the mixture under stirring at a temperature between 20 and 150° C. III. At least partially removing the solvent/water mixture. IV. Optionally adding more solvent. V. Repeating steps III and IV till the water content of the obtained dispersion is less then a desired value and the concentration solid is between 5 and 70 wt %.
    Type: Grant
    Filed: October 9, 2008
    Date of Patent: December 18, 2012
    Assignee: Chemip B.V.
    Inventors: Roelof van de Belt, Edwin Currie
  • Patent number: 8329772
    Abstract: This invention provides a screen printable dielectric composition comprising finely divided particles of talc dispersed in a curable liquid composition containing an acrylated urethane resin oligomer, an alkyl acrylate, and phosphoric acid.
    Type: Grant
    Filed: May 20, 2010
    Date of Patent: December 11, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventor: Jay Robert Dorfman
  • Publication number: 20120308838
    Abstract: Disclosed are: a photocurable resin composition which may be developed with an alkali, has excellent resolution properties, and enables a cured article having excellent (humidity) heat resistance and thermal impact resistance to be formed; a dry film; a cured article thereof; and a printed wiring board using the cured article. The photocurable resin composition of the present invention is characterized by containing a carboxyl group-containing resin, a photopolymerization initiator, and surface-treated Neuburg siliceous earth particles.
    Type: Application
    Filed: February 2, 2011
    Publication date: December 6, 2012
    Applicant: TAIYO HOLDINGS CO., LTD.
    Inventors: Nobuhito Ito, Daichi Okamoto, Takahiro Yoshida, Masao Arima
  • Patent number: 8283397
    Abstract: The present invention provides a resin-coated metal pigment capable of achieving both of water resistance of a water base paint and chemical resistance of a film at a high level, and a water base paint using the resin-coated metal pigment. The present invention provides a method for producing a resin-coated metal pigment including an adsorption step of bringing a solution or a dispersion liquid of a phosphate ester component (A) into contact with a metal pigment to prepare a phosphate ester adsorbing metal pigment, a slurry preparation step of preparing a slurry for polymerization obtained by dissolving a polymerization component (B) therein, and a coating step of polymerizing the polymerization component (B) to form a resin coating layer on the surface of the phosphate ester adsorbing metal pigment; a resin-coated metal pigment obtained by the method; and a water base paint using the resin-coated metal pigment.
    Type: Grant
    Filed: October 11, 2006
    Date of Patent: October 9, 2012
    Assignee: Toyo Aluminium Kabushiki Kaisha
    Inventors: Wataru Terao, Yasushi Takano, Shunichi Setoguchi
  • Publication number: 20120172480
    Abstract: A photocurable resin composition includes an ester (meth)acrylate, an antistatic agent, a silicone additive, an initiator, and at least one UV-curable unsaturated compound. The at least one UV-curable unsaturated compound may include a monofunctional or multifunctional UV-curable monomer, and a (meth)acrylate containing about 10 mol % or more of an ethylene oxide group.
    Type: Application
    Filed: December 29, 2011
    Publication date: July 5, 2012
    Inventors: Hyoun Young KIM, Sang Cheon Park, Keun Young Kim
  • Patent number: 8168109
    Abstract: Coating compositions suitable for UV imprint lithographic applications include at least one vinyl ether crosslinker having at least two vinyl ether groups; at least one diluent comprising a monofunctional vinyl ether compound; at least one photoacid generator soluble in a selected one or both of the at least one monofunctional vinyl ether compound and the at least one vinyl ether crosslinker having the at least two vinyl ether groups; and at least one stabilizer comprising an ester compound selectively substituted with a substituent at an ester position or an alpha and the ester positions. Also disclosed are imprint processes.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: May 1, 2012
    Assignees: International Business Machines Corporation, JSR Corporation
    Inventors: Frances A. Houle, Sally A. Swanson, Taiichi Furukawa
  • Publication number: 20120040103
    Abstract: Disclosed are compositions that include: a) a thiol-terminated polymer; and b) a sulfur-containing ethylenically unsaturated silane. Related products, such as sealants, that include polymers derived from such compositions, are also disclosed.
    Type: Application
    Filed: August 13, 2010
    Publication date: February 16, 2012
    Applicant: PRC-DeSoto International, Inc.
    Inventors: Raquel Keledjian, Renhe Lin, Chandra Rao, Bruce Virnelson
  • Patent number: 8106109
    Abstract: The invention concerns a dental filling material with dual hardening mechanism, wherein i) a first hardening mechanism is based on a photocuring reaction, preferably a radical reaction, and ii) a second hardening mechanism is dependent on H2O as a reactant, especially as a ligand. Preferably, the second hardening mechanism is a gypsum-type reaction. Owing to the expansion of the composition an excellent marginal seal can be achieved, while the first hardening mechanism allows for a rapid cure on demand.
    Type: Grant
    Filed: May 12, 2008
    Date of Patent: January 31, 2012
    Assignee: Coltene Whaledent AG
    Inventors: Ralf Böhner, Dierk Lübbers, Silvan Benz
  • Patent number: 8101673
    Abstract: The present invention relates to a UV-crosslinkable composition comprising a) unmodified, protonated silica nanoparticles; b) urethane acrylate; c) polar solvent; and d) UV initiator system, wherein the amount by weight of unmodified, protonated silica nanoparticles exceeds the content of urethane acrylate and is at least 50.1 wt. %, based on the dry weight of the coating, to the use of the composition in the coating of substrates, and to substrates coated with such formulations.
    Type: Grant
    Filed: January 15, 2009
    Date of Patent: January 24, 2012
    Assignee: Bayer MaterialScience AG
    Inventors: Karlheinz Hildenbrand, Peter Capellen, Eberhard Koch
  • Patent number: 8053488
    Abstract: An ambient temperature curable hydrophilic PU oligomer includes a PU pre-polymer having a hydrophilic center group and a curable terminated group. The ambient temperature curable hydrophilic PU oligomer includes the moisture-curable hydrophilic PU oligomer such as isocyanate-terminated PU pre-polymer and free-radical curable hydrophlic PU oligomer. The isocyanate-terminated PU pre-polymer is synthesized by mixing at least one multi-isocyanate, at least one polyol and one or more diol monomer with hydrophilic group. The acrylate-terminated PU oligomer is synthesized by adding 2-hydroxyethyl methacrylate (HEMA) into the isocyanate-terminated hydrophilic PU pre-polymer. Either acrylate- or isocyanate-terminated PU oligomer can be applied on a textile or a glass surface with a thin-layer coating technology. The curing reactions of these hydrophilic thin-layer coatings are carried out with moisture or UV-radiation, respectively, at ambient temperature.
    Type: Grant
    Filed: January 4, 2008
    Date of Patent: November 8, 2011
    Assignee: Tamkang University
    Inventors: Jing-Zhong Hwang, Shih-Chieh Wang, Po-Cheng Chen, Kan-Nan Chen
  • Patent number: 8053487
    Abstract: This invention describes an adhesive used for bonding dental and medical biomaterials to hard tissues via a molecular bridge formed from calcium-reactive amines and acrylic or methacrylic ester monomers to hard tissues such as enamel, dentin, and bone. This formulation consists of an acid-stable polymerizable compound with multi-functional acrylate cross-linkers. This formula provides good self-adherence without prior preparation of the hard tissue substrates. The formulation can contain chemical- and/or light-activated free-radical initiators.
    Type: Grant
    Filed: January 30, 2009
    Date of Patent: November 8, 2011
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: James C. Ragain, Jr., Amer Tiba, David G. Charlton
  • Patent number: 8038832
    Abstract: An object of the present invention is to provide a curable composition excellent in on-site formability, excellent in heat resistance, chemical resistance and oil resistance, and low in compression set. The invention relates to a curable composition comprising (a) a vinyl-based polymer containing at least one (meth)acryloyl group in a molecule thereof and having a number average molecular weight of 500 to 1,000,000, (b) an ethylenic unsaturated group-containing compound, (c) a thixotropic property-imparting agent, (d) fumed silica surface-treated with a (meth)acryloyl group-containing silane and (e) a photopolymerization initiator.
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: October 18, 2011
    Assignee: Three Bond Co., Ltd.
    Inventor: Masayuki Tanaka
  • Patent number: 8029871
    Abstract: A silica aerogel coating is produced by reacting a wet gel obtained by the hydrolysis and polymerization of alkoxysilane with an organic-modifying agent to form organically modified silica, dispersing the organically modified silica by an ultrasonic treatment to form an organically modified silica dispersion, adding an ultraviolet-curable resin and a photo-polymerization initiator to the dispersion to prepare a coating liquid, applying the coating liquid to a substrate, and then irradiating ultraviolet rays to the coated layer.
    Type: Grant
    Filed: June 8, 2006
    Date of Patent: October 4, 2011
    Assignee: Hoya Corporation
    Inventors: Hiroyuki Nakayama, Kazuhiro Yamada, Yasuhiro Sakai, Maki Yamada
  • Patent number: 7977402
    Abstract: Radiation curable ink compositions for impulse printheads are described. The compositions include a photoinitiator system, containing both a photocation polymerization initiator and a free-radical photoinitiator, an acrylate ester of a carboxylic acid ester, and at least one radiation curable material.
    Type: Grant
    Filed: October 10, 2007
    Date of Patent: July 12, 2011
    Assignee: Collins Ink Corporation
    Inventors: Sudhakar Madhusoodhanan, Devdatt S. Nagvekar
  • Patent number: 7946850
    Abstract: A dental restorative composition comprising: (A) polymerizable monomer(s) having at least one phosphorus-containing acidic moiety and at least one ethylenically unsaturated group; (B) polymerizable monomer(s) having a molecular weight of 100-250, at least one hydroxyl group, and at least one ethylenically unsaturated group; (C) polymerizable monomer(s) having a molecular weight of 270-900, at least two ethylenically unsaturated groups and no acidic functional group; (D) photo-initiator(s); and (E) filler(s) each having a mean particle size of more than 0.005 microns and less than 70 microns. The weight ratio of (A+B):(C) ranges from 30:70 to 90:10, the concentration of (A) is 10-50 wt. %, the concentration of (B) is 15-60 wt. %, and the composition has a shear bond strength of at least 10 MPa to both dentin and enamel. Also provided is a method for filling a dental cavity with the composition without first treating the dental cavity with an etchant, a primer and/or an adhesive.
    Type: Grant
    Filed: August 13, 2008
    Date of Patent: May 24, 2011
    Assignee: Kerr Corporation
    Inventor: Xuejun Qian
  • Patent number: 7943206
    Abstract: Microstructured articles such as brightness enhancing film and turning films having a (e.g. brightness enhancing) polymerized structure comprising the reaction product an organic phase and at least 10 wt-% inorganic nanoparticles. The reaction product of the organic phase has a glass transition temperature of less than 35° C.
    Type: Grant
    Filed: February 15, 2006
    Date of Patent: May 17, 2011
    Assignee: 3M Innovative Properties Company
    Inventors: Clinton L. Jones, Brant U. Kolb
  • Patent number: 7935738
    Abstract: A transparent flexible film is provided, formed by curing a composition, comprising: about 40-75 parts by weight of a clay; about 15-45 parts by weight of a water-soluble polymer; about 1-10 parts by weight of a mono-functional acrylic oligomer of formula (I), wherein n1 is an integer 2-25, R1 is C1-10 alkyl or H, and R2 is H or CH3; and about 10-45 parts by weight of a bi-functional acrylic oligomer of formula (II), wherein n2 is an integer 3-50, R3 and R4 are H or CH3.
    Type: Grant
    Filed: May 22, 2008
    Date of Patent: May 3, 2011
    Assignee: Industrial Technology Research Institute
    Inventors: Chih-Kuang Chen, Shih-Ming Chen, Jia-Chi Huang, Young-Jen Lee, Li-Ching Wang
  • Patent number: 7927538
    Abstract: Slip based on a polyreactive binder, polymerization initiator and filler, which contains (A) 5-65 wt.-% polymerizable binder, (B) 0.001-1.0 wt.-% photoinitiator and (C) 35-90 wt.-% surface-modified ceramic and/or glass ceramic particles relative to the overall mass of the slip, and process for the preparation of ceramic mouldings by rapid prototyping processes using the slip.
    Type: Grant
    Filed: February 27, 2009
    Date of Patent: April 19, 2011
    Assignees: Ivoclar Vivadent AG, Technische Universitat Wien
    Inventors: Norbert Moszner, Wolfgang Wachter, Christoph Appert, Volker M. Rheinberger, Robert Liska, Jurgen Stampfl, Johannes Patzer
  • Patent number: 7923480
    Abstract: A composition usable as a moisture absorbent for an organic electroluminescence device. A photocurable hygroscopic composition comprising (a) a moisture-reactive organic metal compound, (b) a (meth)acrylate, (c) a carboxyl group-containing polymerizable monomer, and (d) a photopolymerization initiator. The proportion of the moisture-reactive organic metal compound (a) is from 5 to 70 wt % based on the entire composition, and the proportion of the carboxyl group-containing polymerizable monomer (c) is from 0.1 to 50 mol % based on the moisture-reactive organic metal compound (a).
    Type: Grant
    Filed: January 12, 2007
    Date of Patent: April 12, 2011
    Assignee: 3M Innovative Properties Company
    Inventors: Jun Fujita, Takashi Yamasaki
  • Publication number: 20110060068
    Abstract: The present invention relates to the use of alkoxysilane components in the presence of acid-generating photoinitiators in radiation-curable, free-radically crosslinkable formulations which in the cured state offer a particular degree of corrosion control for metallic substrates.
    Type: Application
    Filed: February 5, 2009
    Publication date: March 10, 2011
    Applicant: Evonik Degussa GmbH
    Inventor: Emmanouil Spyrou
  • Patent number: 7855241
    Abstract: The invention includes embodiments that relate to a method of improving the abrasion resistance of a plastic article. The method comprises: (a) providing a composition comprising at least one e-beam active nanoparticle compound and at least one thermoplastic polymeric material; (b) forming an article from the composition of step (a); and (c) exposing the article formed in step (b) to an electron beam source. The invention also includes embodiments that relate to an article comprising an abrasion resistant surface.
    Type: Grant
    Filed: October 18, 2005
    Date of Patent: December 21, 2010
    Assignee: Sabic Innovative Plastics IP B.V.
    Inventors: Ryo Tamaki, Steven Thomas Rice, Hieu Minh Duong
  • Patent number: 7799842
    Abstract: A method of preparing a reinforced silicone resin film, the method comprising the steps of impregnating a fiber reinforcement in a hydrosilylation-curable silicone composition comprising a silicone resin and a photoactivated hydrosilylation catalyst; and exposing the impregnated fiber reinforcement to radiation having a wavelength of from 150 to 800 nm at a dosage sufficient to cure the silicone resin; wherein the reinforced silicone resin film comprises from 10 to 99% (w/w) of the cured silicone resin and the film has a thickness of from 15 to 500 ?m; and a reinforced silicone resin film prepared according to the method.
    Type: Grant
    Filed: May 11, 2006
    Date of Patent: September 21, 2010
    Assignee: Dow Corning Corporation
    Inventors: Nicole Anderson, Bizhong Zhu
  • Patent number: 7790802
    Abstract: Disclosed herein is a liquid coating material curable with actinic radiation, substantially or entirely free from organic solvents, comprising (A) at least two compounds of general formula X—O—Y(—OH)—Z-Gr wherein X is a C6-C14 aromatic radical, C5-C20 heterocyclic aromatic radical or C6-C30 alkyl radical, Y is a trivalent organic radical, Z is a linking functional group, and Gr is an organic radical comprising one group which can be activated with actinic radiation; with the proviso that at least one of the two compounds (A) comprises aromatic or heterocyclic aromatic radical X and at least one comprises alkyl radical X; (B) oligo- and polyurethanes and/or oligo- and polyesters comprising two or three groups which can be activated with actinic radiation; (C) color and/or effect pigments; (D) waxes; (E) matting agents; and (F) polysiloxane additives comprising groups which can be activated with actinic radiation, a process for preparing it, and use thereof.
    Type: Grant
    Filed: May 16, 2006
    Date of Patent: September 7, 2010
    Assignee: BASF Coatings Aktiengesellschaft
    Inventors: Maxime Allard, Dominique Kauffer
  • Patent number: 7776940
    Abstract: Hardenable and hardened dental compositions, and articles including such hardenable and hardened compositions, are provided. In some embodiments, the hardenable dental compositions include an acid-generating component and an acid-reactive component including one or more acid-reactive groups. Upon irradiating, and optionally heating, the hardened compositions are useful, for example, for reducing the bond strength of orthodontic appliances adhered to tooth structures with the hardened compositions.
    Type: Grant
    Filed: December 20, 2005
    Date of Patent: August 17, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Rajdeep S. Kalgutkar, Joan V. Brennan, Babu N. Gaddam
  • Patent number: 7763693
    Abstract: A curable composition comprising (1) 0.1 to 20 parts by weight of a silicon compound having a silanol group or a functional group for forming a silanol group upon hydrolysis and no radically polymerizable group, such as ?-glycidoxypropyltrimethoxysilane, (2) 100 parts by weight of radically polymerizable monomers and (3) 0.01 to 20 parts by weight of a photochromic compound, wherein the radically polymerizable monomers include a radically polymerizable monomer having an epoxy group in the molecule, such as glycidyl methacrylate. This curable composition is capable of forming a photochromic coating layer which shows excellent photochromic properties such as high color development density and fast fading rate, is free from the dissolution of the photochromic compound, exhibits high adhesion to a substrate through a simple pre-treatment and has excellent hard coating applicability.
    Type: Grant
    Filed: August 11, 2004
    Date of Patent: July 27, 2010
    Assignee: Tokuyama Corporation
    Inventors: Hironobu Nagoh, Junji Momoda, Katsuhiro Mori
  • Patent number: 7740482
    Abstract: Stable and substantially filled cationic dental compositions are described which include: (1) at least one cationically reactive compound (A); (2) at least one dental filler (B); (3) optionally, at least one dispersant (C) composed of at least one organic polymer or copolymer; (4) at least one cationic photoinitiator (D); and (5) optionally, at least one photosensitizer (E). The dental filler (B) is treated with at least one organosilicon coupling agent (F), and at least one compound (G). The organosilicon coupling agent (F) has at least one reactive function (rfA) directly linked to a silicon atom forming after activation of a chemical bond with the dental filler, and at least one reactive function (rfB) not directly linked to a silicon atom, forming after activation, a chemical bond with a reactive function (rfC) of the compound (G).
    Type: Grant
    Filed: May 2, 2008
    Date of Patent: June 22, 2010
    Assignee: Bluestar Silicones France
    Inventors: Jean-Marc Frances, Martial Deruelle, Yves Giraud