Processes Of Preparing A Solid Polymer From At Least One Phosphorous Containing Monomer; Or Compositions Therefore Patents (Class 522/171)
  • Patent number: 10774100
    Abstract: An object t of the present invention is to proroaide crystal of a cyclic phosphonic acid sodium salt (2ccPA) with high purity and excellent storage stability and a method for producing the crystal.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: September 15, 2020
    Assignees: OTSUKA CHECMIAL CO., LTD., SANSHO CO., LTD.
    Inventors: Hiroaki Yuasa, Hiroki Okazaki
  • Patent number: 10191370
    Abstract: Compositions are for formation of etch-resistant resins. Such resins are useful for manufacturing components or devices.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: January 29, 2019
    Assignee: Toyo Gosei Co., Ltd.
    Inventors: Takeshi Osaki, Taigo Akasaki, Risa Wada
  • Patent number: 9914855
    Abstract: The present invention relates to curable compositions that are suitable for use as electrically conductive materials in the fabrication of electronic devices, integrated circuits, semiconductor devices, passive components, solar cells, solar modules, and/or light emitting diodes. The curable compositions comprise a) one or more curable resins; b) composite particles, which comprise i) an electrically conductive core, and ii) an electrically conductive shell, comprising one or more shell materials each selected from the group consisting of metal carbides, metal sulfides, metal borides, metal silicides, and metal nitrides; and c) electrically conductive particles different from component b). The present invention further relates to a method of bonding a first substrate to a second substrate, wherein the substrates are bonded under heat and pressure using said curable composition.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: March 13, 2018
    Assignee: HENKEL AG & CO. KGAA
    Inventors: Anja Henckens, Nabila Idrissi
  • Patent number: 9040602
    Abstract: The invention relates to a dental material which comprises a polymerizable bisphosphonic acid of Formula I: The invention also relates to the use of a polymerizable bisphosphonic acid of Formula I for the preparation of a dental material and in particular for the preparation of an adhesive, cement or composite.
    Type: Grant
    Filed: December 6, 2012
    Date of Patent: May 26, 2015
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Yohann Catel, Jörg Angermann, Thorsten Bock, Volker Rheinberger
  • Patent number: 8999323
    Abstract: The present invention relates to a polymerization-curable composition for the preparation of biodegradable, biocompatible, cross-linked polymers on the basis of polyvinyl alcohol comprising: 5 to 100% by weight of (a) vinyl ester monomer(s) of one of the general formulas (I) to (III): wherein X is oxygen, sulfur, nitrogen, or phosphorus; n is 1 to 1000, at least 20% of the n being ?2; the R1 are selected from hydrogen; straight, branched or cyclic, saturated or unsaturated, n-valent hydrocarbon groups having 1 to 30 carbon atoms, which optionally have heteroatoms and are optionally substituted with one or more substituents selected from —OH, —COON, —CN, —CHO, and ?O, and n-valent radicals of biodegradable, biocompatible oligomers and polymers; m is an integer from 1 to 5; the R2 are selected from hydrogen, —OH, ?O, and the options listed for R1; and the R3 are selected from hydrogen, —OH, and the options listed for R1; 0 to 50% by weight of ethylenically unsaturated co-monomers; 0 to 10% by weight of (a)
    Type: Grant
    Filed: November 21, 2008
    Date of Patent: April 7, 2015
    Assignee: Technische Universität Wien
    Inventors: Robert Liska, Jürgen Stampfl, Franz Varga, Heinrich Gruber, Stefan Baudis, Christian Heller, Monika Schuster, Helga Bergmeister, Günter Weigel, Claudia Dworak
  • Publication number: 20140296364
    Abstract: The invention relates to a dental material which comprises a polymerizable bisphosphonic acid of Formula I: The invention also relates to the use of a polymerizable bisphosphonic acid of Formula I for the preparation of a dental material and in particular for the preparation of an adhesive, cement or composite.
    Type: Application
    Filed: December 6, 2012
    Publication date: October 2, 2014
    Inventors: Norbert Moszner, Yohann Catel, Jörg Angermann, Thorsten Bock, Volker Rheinberger
  • Publication number: 20140221521
    Abstract: The present invention relates to a process for a chain extension of radicals bonded to silicon via carbon in silanes or siloxanes while maintaining or increasing the number of functional groups on the respective Si—C-bonded radicals, wherein a silane or siloxane with a radical bonded to a silicon atom by a carbon atom, which bears at least two functional groups, wherein a first group of the functional groups is an unsaturated, organically polymerizable group and a second group of the functional groups is selected from among (a) additional unsaturated, organically polymerizable groups, (b) COOR8 or —(O)bP(O)(R5)2 and (c) —OH, with R8 equal to R4 or M1/xx+ wherein Mx+ is a hydrogen or an x-fold positively charged metal cation, and b=0 or 1, is converted in a first reaction with a compound of a formula (I) X—W—(Z)a??(I) wherein X is SH, NH2 or NHR4, Z is OH, the carboxylic acid radical —COOH or a salt or an ester of this radical or a silyl radical, W is a substituted or non-substituted hydrocarbon, the c
    Type: Application
    Filed: September 24, 2012
    Publication date: August 7, 2014
    Inventors: Herbert Wolter, Somchith Nique
  • Patent number: 8497431
    Abstract: The circuit-connecting material for connection between circuit members each having a board and a circuit electrode formed on the primary surface of the board, comprising an adhesive composition that cures in response to light or heat and an organic compound containing a urethane group and an ester group.
    Type: Grant
    Filed: July 21, 2006
    Date of Patent: July 30, 2013
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Motohiro Arifuku, Nichiomi Mochizuki, Takashi Nakazawa, Kouji Kobayashi, Tohru Fujinawa, Takashi Tatsuzawa
  • Patent number: 8431656
    Abstract: Disclosed herein is a curable cyclic phosphazene compound having a low dielectric constant, a low dielectric loss index and high thermal stability, and a method of preparing the same. The curable cyclic phosphozene polymer prepared using the compound has a low dielectric constant and excellent thermal properties, compared to conventional phosphozene polymers.
    Type: Grant
    Filed: July 29, 2009
    Date of Patent: April 30, 2013
    Assignees: Samsung Electro-Mechanics Co. Ltd., SNU R&DB Foundation
    Inventors: Jae Choon Cho, Do Yeung Yoon, Ji Young Chang, Ho Lim, Hwa Young Lee
  • Patent number: 8425790
    Abstract: An ink composition for ink jet printing is provided which gives a cured object excellent in adhesion to metallic plates, resistance to etchants, and alkali removability and can be stably ejected with an ink jet apparatus. The ink jet composition for etching resists has a viscosity at 25° C. of 3-50 mPa s and includes monomers comprising: either a polymerizable phosphoric ester compound represented by general formula (I); a polyfunctional monomer having two or more ethylenic double-bond groups per molecule and having no phosphoric ester group, the content of the ethylenic double-bond groups being 4×10?3 to 8×10?3 mol/g; and a monofunctional monomer having one ethylenic double-bond group per molecule and having neither phosphoric ester group nor carboxy group. In the formula, X represents C1-3 alkylene, Y represents C2-3 alkylene, and R represents hydrogen or methyl.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: April 23, 2013
    Assignees: Nisshin Steel Co., Ltd., Tokyo Printing Ink Mfg. Co., Ltd.
    Inventors: Masaki Sato, Seiju Suzuki, Shuichi Sugita, Kenichi Kaneda, Shigenori Kobayashi
  • Patent number: 8362103
    Abstract: The invention provides a resin composition which develops excellent flame retardance after curing in spite of its being free from halogen-containing compounds and antimony compounds, which are liable to cause environmental load, and which can give a film meeting the recent sever demands for higher flexing resistance and insulation reliability. Specifically, the invention provides a resin composition which comprises (A) a polyimide precursor and (B) an adduct of an organophosphorus compound represented by formula (1) with a compound having four or more (meth)acrylate groups. It is preferable that the resin composition further contain (C) a phosphazene compound.
    Type: Grant
    Filed: April 30, 2008
    Date of Patent: January 29, 2013
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Katsuhiko Funaki, Etsuo Ohkawado, Kousuke Hirota, Syuji Tahara
  • Patent number: 8357731
    Abstract: A one-package type tooth surface coating material that is capable of forming, on the surface of a tooth, a cured film having not only a very high strength of adhesion to the tooth surface but also excellent properties such as long-term adhesion, long-term durability, dentinal tubule occlusion and aesthetic appearance, and that has excellent storage stability and can be stored in the form of one package. The one-package type tooth surface coating material includes (A) a polymerizable monomer component containing not less than 5% by mass of an acidic group-containing polymerizable monomer; (B) polyvalent metal ions; (C) a volatile water-soluble organic solvent; (D) water; and (E) an effective amount of a photopolymerization initiator; the amount of the polyvalent metal ions (B) and the amount of the volatile water-soluble organic solvent (C) satisfying a specific relationship.
    Type: Grant
    Filed: October 8, 2008
    Date of Patent: January 22, 2013
    Assignee: Tokuyama Dental Corporation
    Inventors: Koji Matsushige, Qian Cui, Mikio Kimura
  • Publication number: 20120258324
    Abstract: A radiation-curable base resin composition and a fingerprint-resistant resin composition including the same are provided. The radiation-curable base resin composition includes a multifunctional urethane (meth)acrylate having three or more functional groups at 3 to 35 parts by weight, a bifunctional urethane (meth)acrylate at 3 to 35 parts by weight, at least one (meth)acrylic acid ester monomer selected from a monofunctional (meth)acrylic acid ester monomer and a multifunctional (meth)acrylic acid ester monomer at 20 to 60 parts by weight and a radiation polymerization initiator at 0.1 to 15 parts by weight.
    Type: Application
    Filed: October 16, 2009
    Publication date: October 11, 2012
    Applicants: SAMHWA PAINTS INDUSTRIES CO., LTD., POSCO
    Inventors: Jin Tae Kim, Moon Jae Kwon, Jae Ryung Lee, Han Seob Song, Young Woo Lee, Chang Se Byun, Jung Su Kim
  • Patent number: 8273805
    Abstract: An ink-jet ink is provided. The ink-jet ink includes a compound of formula (1) to form a cured film with high-flame retardancy.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: September 25, 2012
    Assignee: JNC Corporation
    Inventors: Hiroyuki Satou, Setsuo Itami, Yosihiro Deyama
  • Patent number: 8198343
    Abstract: A dental, paste/paste self-adhesive cement includes a polymerizable acidic monomer or monomer mixtures; a polymerizable non-acidic monomer or monomer mixtures, a photo-initiator and/or a co-initiator, a reducing agent such as a benzoylthiourea and other substituted benzoylthiourea, an oxidizing agent, a thermal stabilizer and a glass filler.
    Type: Grant
    Filed: April 25, 2008
    Date of Patent: June 12, 2012
    Assignee: DENTSPLY International Inc.
    Inventor: Huaibing Liu
  • Patent number: 8198388
    Abstract: One-part self-etching, self-priming dental adhesive composition having a pH of at most 2, which comprises (a) a polymerizable acidic phosphoric acid ester monomer (b) one or more polymerizable acidic monomers (c) a polymerizable N-substituted alkylacrylic or acrylic acid amide monomer; (d) optionally an organic and/or inorganic acid; (e) an organic water soluble solvent and/or water; and (f) polymerization initiator, inhibitor and stabilizer.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: June 12, 2012
    Assignee: Dentsply International Inc.
    Inventors: Joachim E. Klee, Uwe Lehmann, Uwe Walz
  • Publication number: 20120142807
    Abstract: Polymerizable compositions are provided that contain an epoxy compound and a polymerizable, ethylenically-unsaturated resin having an acid functional group where the epoxy compound is polymerized by cationic polymerization initiated by the acid functional group and the polymerizable, ethylenically-unsaturated resin is polymerized by free-radical polymerization. To that end, a two-part polymerizable composition is provided that has a first part containing the epoxy compound; and a second part containing the polymerizable, ethylenically-unsaturated resin having an acid functional group. The first part and/or the second part further contain a radical initiator effective to initiate either self-curing or light-curing by free-radical polymerization.
    Type: Application
    Filed: June 11, 2010
    Publication date: June 7, 2012
    Applicant: PENTRON CLINICAL TECHNOLOGIES L.L.C.
    Inventors: Shuhua Jin, Weitao Jia
  • Patent number: 8162665
    Abstract: A dental restorative composition comprises: (A) polymerizable monomer(s) selected from hydroxyethyl (meth)acrylate phosphate, hydroxypropyl (meth)acrylate phosphate, hydroxybutyl (meth)acrylate phosphate, dipentaerythritol penta(meth)acrylate phosphate, pentaerythritol tri(meth)acrylate phosphate, phenyl (meth)acryloxyethyl phosphate, and a combination thereof; (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, and the composition has a shear bond strength of at least 10MPa to both dentin and enamel after being light-cured.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: April 24, 2012
    Assignee: Kerr Corporation
    Inventor: Xuejun Qian
  • Publication number: 20120093741
    Abstract: A photopolymerizable dental composition for application to and for the isolation and protection of gums and/or teeth during dental treatment is described. The composition can include (a) one or more photopolymerizable monomers selected from the group consisting of acrylates and methacrylates, (b) one or more photoinitiators, preferably selected from the group consisting of alpha-diketones, benzoin alkyl ethers, thioxanthones, benzophenones, acyl phosphine oxides, acetophenones, ketals, titanocenes, borates and sensitizing dyes, and (c) one or more molecular weight regulators selected from the group consisting of compounds which can be reacted with a radical of a monomer of component (a) with abstraction of an H radical from the molecular weight regulator in the allyl position. Also disclosed are kits comprising such a composition, methods for producing a corresponding protective layer, methods for treating one or more teeth, and methods of using the compositions as a masking compound.
    Type: Application
    Filed: April 12, 2011
    Publication date: April 19, 2012
    Applicant: VOCO GmbH
    Inventors: Reinhard MALETZ, Wigand Krumme, Manfred Thomas Plaumann
  • Patent number: 8158694
    Abstract: The present invention provides a one-component dental adhesive composition which can exhibit excellent adhesion to both materials of a dental ceramics and an organic composite containing an inorganic compound, and is excellent in can-stability. More particularly, the present invention provides a one-component dental adhesive composition comprising 1 to 60 parts by weight of (a) a silane coupling agent, 1.0 to 20.0 parts by weight based on 100 parts by weight of the (a) component of (b) an acidic group-containing polymerizable monomer, and 28 to 99 parts by weight of (c) a volatile organic solvent.
    Type: Grant
    Filed: January 18, 2011
    Date of Patent: April 17, 2012
    Assignee: Kabushiki Kaisha Shofu
    Inventors: Hisaki Tanaka, Toshihide Fujii, Yutaka Yamaguchi, Mikito Deguchi
  • Patent number: 7999014
    Abstract: A flame retardant suitable for manufacturing a polymer composition is provided. The polymer composition is used for forming a cured film in which a balance among flame retardancy, adhesion, chemical resistance, heat resistance, and elasticity, and so on, is provided. A flame-retardant polymer composition with an excellent balance among the above properties is also provided. The flame retardant of the invention has a structure of Formula (1), (2), or (3): (in which, R1 is hydrogen or methyl, R2 is C2-20 alkylene or C2-20 alkylene in which any —CH2— is replaced by —O—, R3 and R4 are C1-20 alkyl, phenyl, and phenyl substituted by C1-5 alkyl or phenyl, R3 and R4 may also be an integrally-formed cyclic group, and p and q are 0 or 1).
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: August 16, 2011
    Assignee: JNC Corporation
    Inventors: Ryota Mineo, Tomohiro Eto, Yosihiro Deyama, Hiroyuki Satou
  • Patent number: 7968618
    Abstract: A one-component self-etching self-priming dental adhesive composition is disclosed. The composition comprises glycerol phosphate di(meth)acrylate monomer, at least one mono-functional polymerizable monomer having just one ethylenically unsaturated group, at least one multi-functional polymerizable monomer having at least two ethylenically unsaturated groups, at least one aprotic solvent, at least one protic solvent, and at least one polymerization initiator.
    Type: Grant
    Filed: July 13, 2010
    Date of Patent: June 28, 2011
    Assignee: Kerr Corporation
    Inventors: Xiangxu Chen, Xuejun Qian
  • Patent number: 7963769
    Abstract: A dental adhesive composition comprising (i) at least one non-acidic polymerizable monomer having at least one ethylenically unsaturated group, (ii) optionally one or more acidic compounds, (iii) at least one photoinitiator, (iv) at least one solvent, and (v) about 0-40% by weight of one or more fillers; wherein the weight ratio of non-acidic polymerizable monomers/acidic compounds in the adhesive composition is more than about 4.5; the viscosity of the adhesive composition is less than about 350 centipoise (cP) at 25° C.; and the adhesive composition excluding solvent and filler has an acid number of less than about 0.75 mmol NaOH/g. The dental adhesive composition is used with a dental primer composition, which may be provided together in a kit.
    Type: Grant
    Filed: October 8, 2007
    Date of Patent: June 21, 2011
    Assignee: Kerr Corporation
    Inventor: Xuejun Qian
  • 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
  • Publication number: 20110112209
    Abstract: The present invention provides a one-component dental adhesive composition which can exhibit excellent adhesion to both materials of a dental ceramics and an organic composite containing an inorganic compound, and is excellent in can-stability. More particularly, the present invention provides a one-component dental adhesive composition comprising 1 to 60 parts by weight of (a) a silane coupling agent, 1.0 to 20.0 parts by weight based on 100 parts by weight of the (a) component of (b) an acidic group-containing polymerizable monomer, and 28 to 99 parts by weight of (c) a volatile organic solvent.
    Type: Application
    Filed: January 18, 2011
    Publication date: May 12, 2011
    Inventors: Hisaki TANAKA, Toshihide Fujii, Yutaka Yamaguchi, Mikito Deguchi
  • Patent number: 7910631
    Abstract: A photosensitive resin composition which is excellent in flame resistance, resolution and flexibility, and substantially free from deposition of components thereof to prevent contamination of a product. The photosensitive resin composition comprises: (A) a cyclic phosphazene compound represented by the following general formula (1): wherein at least one of the Rs is an organic group having the urethane(meth)acrylate structure represented by the following general formula (2) and n is a positive number of 2 to 5: wherein R1 is a hydrogen atom or a methyl group; (B) a carboxyl-containing linear polymer obtained by polymerizing an ethylenically unsaturated compound through addition polymerization; (C) an epoxy resin; (D) an ethylenically unsaturated group-containing polymerizable compound; and (E) a photopolymerization initiator; wherein the cyclic phosphazene compound (A) is present in a proportion of 5 to 30 wt % based on the total weight of the composition.
    Type: Grant
    Filed: October 16, 2008
    Date of Patent: March 22, 2011
    Assignee: Nitto Denko Corporation
    Inventors: Hirofumi Fujii, Katsutoshi Hirashima, Masaki Mizutani, Kyouyuu Jo
  • Publication number: 20110024392
    Abstract: An ink composition for ink jet printing is provided which gives a cured object excellent in adhesion to metallic plates, resistance to etchants, and alkali removability and can be stably ejected with an ink jet apparatus. The ink jet composition for etching resists has a viscosity at 25° C. of 3-50 mPa s and includes monomers comprising: either a polymerizable phosphoric ester compound represented by general formula (I); a polyfunctional monomer having two or more ethylenic double-bond groups per molecule and having no phosphoric ester group, the content of the ethylenic double-bond groups being 4×10?3 to 8×10?3 mol/g; and a monofunctional monomer having one ethylenic double-bond group per molecule and having neither phosphoric ester group nor carboxy group. In the formula, X represents C1-3 alkylene, Y represents C2-3 alkylene, and R represents hydrogen or methyl.
    Type: Application
    Filed: January 27, 2009
    Publication date: February 3, 2011
    Inventors: Masaki Sato, Seiju Suzuki, Shuichi Sugita, Kenichi Kaneda, Shigenori Kobayashi
  • Patent number: 7879924
    Abstract: The present invention provides a dental resin cement which is excellent in a mechanical strength, workability and storage stability, and a dental primer which significantly improves adhesiveness of the dental resin cement both to enamel and dentin of a tooth. According to the present invention, a salt of barbituric acid is used as a polymerization initiator in the dual-cure two-paste type dental resin cement being excellent in workability and storage stability to improve the storage stability, and a primer containing barbituric acid and amine is applied to a surface of a tooth to significantly improve adhesiveness of the dental resin cement both to enamel and dentin of teeth.
    Type: Grant
    Filed: February 3, 2006
    Date of Patent: February 1, 2011
    Assignee: Kabushiki Kaisha Shofu
    Inventors: Keisuke Torii, Hisaki Tanaka, Toshihide Fujii, Yoshiaki Kohro, Mikito Deguti
  • Patent number: 7858159
    Abstract: The photocurable composition for a sealant of the present invention includes a compound represented by general formula (1): A1-Y1—B1—Y2-A2??(1) (wherein A1 and A2 each represents, independently, a monovalent group having a cyclic ?-electron conjugated structure; Y1 and Y2 each represents, independently, a divalent group represented by general formula (4); and B1 represents (i) a divalent alicyclic hydrocarbon group, (ii) a divalent aromatic hydrocarbon group, (iii) a divalent heterocyclic group, (iv) a divalent aliphatic hydrocarbon group of 1 to 6 carbon atoms, or (v) a divalent group in which two or more group selected from the group consisting of a divalent alicyclic hydrocarbon group, a divalent aromatic hydrocarbon group, a divalent heterocyclic group, a divalent aliphatic hydrocarbon group of 1 to 6 carbon atoms, a carbonyl group, an ether group, a thioether group, and a SO2 group are linked).
    Type: Grant
    Filed: August 30, 2006
    Date of Patent: December 28, 2010
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Hisayosi Arai, Hiroko Sakurai
  • Patent number: 7851515
    Abstract: Dental composition containing (i) at least one acid (meth)acrylamide monomer which has two or more polymerizable groups, (ii) at least one acid monomer which has only one polymerizable group and (iii) at least one polymerization initiator.
    Type: Grant
    Filed: August 25, 2005
    Date of Patent: December 14, 2010
    Assignee: Ivoclar Vivadent AG
    Inventors: Ulrich Salz, Angela Mucke, Jorg Zimmermann, Norbert Moszner, Frank Zeuner, Volker Rheinberger
  • Publication number: 20100303804
    Abstract: The present invention relates to a polymerization-curable composition for the preparation of biodegradable, biocompatible, cross-linked polymers on the basis of polyvinyl alcohol comprising: 5 to 100% by weight of (a) vinyl ester monomer(s) of one of the general formulas (I) to (III): wherein X is oxygen, sulfur, nitrogen, or phosphorus; n is 1 to 1000, at least 20% of the n being ?2; the R1 are selected from hydrogen; straight, branched or cyclic, saturated or unsaturated, n-valent hydrocarbon groups having 1 to 30 carbon atoms, which optionally have heteroatoms and are optionally substituted with one or more substituents selected from —OH, —COON, —CN, —CHO, and ?O, and n-valent radicals of biodegradable, biocompatible oligomers and polymers; m is an integer from 1 to 5; the R2 are selected from hydrogen, —OH, ?O, and the options listed for R1; and the R3 are selected from hydrogen, —OH, and the options listed for R1; 0 to 50% by weight of ethylenically unsaturated co-monomers; 0 to 10% by weight of (a)
    Type: Application
    Filed: November 21, 2008
    Publication date: December 2, 2010
    Applicant: TECHNISCHE UNIVERSITAT WIEN
    Inventors: Robert Liska, Jürgen Stampfl, Franz Varga, Heinrich Gruber, Stefan Baudis, Christian Heller, Monika Schuster, Helga Bergmeister, Günter Weigel, Claudia Dworak
  • Patent number: 7829605
    Abstract: An energy ray-curable resin composition comprising (A) a (meth)acrylate having a molecular weight of from 500 to 5,000, of which the main chain backbone is at least one member selected from the group consisting of a polybutadiene, a polyisoprene and hydrogenated products thereof and which has at least one (meth)acryloyl group at an end of the main chain backbone or in a side chain, (B) a monofunctional (meth)acrylate having a C2-8 unsaturated hydrocarbon group via an ester bond, (C) a hydroxyl group-containing (meth)acrylate, (D) a polyfunctional (meth)acrylate, (E) a photopolymerization initiator, and (F) an antioxidant which exhibits equally high adhesive strength to various objects to be bonded, has good heat and moisture resistance, excellent rigidity, low cure shrinkage and little adhesion strain is provided.
    Type: Grant
    Filed: May 30, 2006
    Date of Patent: November 9, 2010
    Assignee: Denki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Jun Watanabe, Kimihiko Yoda, Kazuhiro Oshima
  • Patent number: 7776936
    Abstract: An object of the present invention is to provide a one-pack type dental adhesive composition which can exhibit excellent adhesion to any material, for example, dental ceramics, organic composites containing inorganic compounds, dental noble metals and dental non-noble metals, and also has excellent storage stability. Disclosed is a one-pack type dental adhesive composition comprising a silane coupling agent as a component (a), an acidic group-containing polymerizable monomer as a component (b), a sulfur atom-containing polymerizable monomer as a component (d), and other components.
    Type: Grant
    Filed: August 26, 2008
    Date of Patent: August 17, 2010
    Assignee: Kabushiki Kaisha Shofu
    Inventors: Hisaki Tanaka, Toshihide Fujii, Yutaka Yamaguchi, Mikito Deguchi
  • Patent number: 7767731
    Abstract: A one-component self-etching self-priming dental adhesive composition is disclosed. The composition comprises glycerol phosphate di(meth)acrylate monomer, at least one mono-functional polymerizable monomer having just one ethylenically unsaturated group, at least one multi-functional polymerizable monomer having at least two ethylenically unsaturated groups, at least one aprotic solvent, at least one protic solvent, and at least one polymerization initiator.
    Type: Grant
    Filed: December 29, 2005
    Date of Patent: August 3, 2010
    Assignee: Kerr Corporation
    Inventors: Xiangxu Chen, Xuejun Qian
  • Patent number: 7714034
    Abstract: Polymerizable dental material which contains at least one radically-polymerizable monomer and at least one bisacylphosphine oxide of the Formula I, in which R1 is a linear or branched C2 to C14 alkyl residue, which can be interrupted by one or more O atoms, PG-Y—R2—X— or a substituted or unsubstituted, aromatic C6 to C14 radical; R2 is absent or a linear or branched C1 to C20 alkylene radical, which can be interrupted by one or more O atoms; R3 is H, a linear or branched C1 to C6 alkyl residue or PG-Y—R2—X—; R4 is a linear or branched C1-C6 alkyl or —O—C1-C6 alkyl residue; R5 is H or PG-Y—R2—X—; R6 is H or PG-Y—R213 X—; PG is a polymerizable group; X is absent, O or S; Y is absent, O, S, an ester, amide or urethane group; the bisacylphosphine oxide having at least one PG-Y—R2—X group and X and/or Y being absent if R2 is absent.
    Type: Grant
    Filed: March 21, 2006
    Date of Patent: May 11, 2010
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Volker M. Rheinberger, Ulrich Salz, Heinrich Gruber, Robert Liska, Beate Ganster, Gerald Ullrich
  • Publication number: 20100081070
    Abstract: A colored curable composition is provided which has desired transmittance properties, has stability in a state of a chemical solution such as dispersion uniformity or long-term viscosity stability, is excellent in developing properties and is capable of forming a color pattern with high resolving power. The colored curable composition includes (A) a monomer having an alkyleneoxy chain, (B) a binder polymer, (C) a photopolymerization initiator, and (D) Pigment Red 166.
    Type: Application
    Filed: September 17, 2009
    Publication date: April 1, 2010
    Applicant: FUJIFILM CORPORATION
    Inventor: Hiroshi TAGUCHI
  • Patent number: 7687119
    Abstract: A radiation-curable desiccant-filled adhesive/sealant composition comprising a radiation-curable resin, one or more desiccant fillers, one or more photoinitiators or photosensitizers, and optionally, one or more inorganic or organic fillers.
    Type: Grant
    Filed: April 4, 2005
    Date of Patent: March 30, 2010
    Assignee: Henkel AG & Co. KGaA
    Inventors: Jie Cao, Donald E. Herr
  • Publication number: 20100069524
    Abstract: The present invention provides a one-component dental adhesive composition which can exhibit excellent adhesion to both materials of a dental ceramics and an organic composite containing an inorganic compound, and is excellent in can-stability. More particularly, the present invention provides a one-component dental adhesive composition comprising 1 to 60 parts by weight of (a) a silane coupling agent, 1.0 to 20.0 parts by weight based on 100 parts by weight of the (a) component of (b) an acidic group-containing polymerizable monomer, and 28 to 99 parts by weight of (c) a volatile organic solvent.
    Type: Application
    Filed: November 2, 2007
    Publication date: March 18, 2010
    Inventors: Hisaki Tanaka, Toshihide Fujii, Yutaka Yamaguchi, Mikito Deguchi
  • Patent number: 7632880
    Abstract: The invention provides a single phase, essentially solvent-free polymerizable liquid composition comprising a polymerizable liquid with dissolved therein an organogroup 4, 5 or 6 compound selected from the group consisting of organolead, organophosphorus, organoarsenic, organoantimony, organobismuth and organselenium compounds, said position being polymerizable under the action of an externally applied influence.
    Type: Grant
    Filed: February 20, 2004
    Date of Patent: December 15, 2009
    Assignee: Microsharp Corporation Ltd.
    Inventors: Zhi Li, Rifat Iqbal, Jun Wang
  • Patent number: 7615582
    Abstract: A hydrophobic acidic group-containing polymeric monomer (a); a water-soluble polymeric monomer (b); water (c); a photopolymerization initiator (d); an aromatic tertiary amine (e) having an electron-withdrawing group; a cross-linkable polymeric monomer (f); and a basic compound (g) for producing a water-soluble salt through a reaction with a part of the hydrophobic acidic group-containing polymeric monomer (a) are included as essential compounding ingredients. A one-part dental adhesive composition that exhibits high adhesive strength and high storage stability in adhesion between a teeth, and more particularly enamel or dentine, and a dental repairing material, and more particularly a resin material, is provided.
    Type: Grant
    Filed: December 8, 2004
    Date of Patent: November 10, 2009
    Assignee: Kuraray Medical Inc.
    Inventors: Kazumitsu Nakatsuka, Naoki Nishigaki
  • Patent number: 7574959
    Abstract: Radiation-sensitive composition comprising (a) at least one photopolymerizable compound with at least one ethylenically unsaturated group accessible to a free-radical polymerization, wherein the at least one photopolymerizable compound has a molecular weight of 3,000 or less and can be obtained by reacting a diisocyanate with (I) an ethylenically unsaturated compound with a hydroxy group, and at the same time (ii) a saturated organic compound with an NH group and an OH group, wherein the reactants are used in amounts according to the following condition: Number of moles of isocyanate groups ?number of moles of OH plus NH groups; (b) at least one sensitizer which absorbs radiation from the wavelength range of 250 to 450 nm of the electromagnetic spectrum and is selected from: dihydropyridines of formula (I) and oxazole derivatives of formula (II): (II) (c) at least one coinitiator capable of forming free radicals together with the sensitizer (b) and selected from 2,2?,4,4?,5?5-hexaarylbiimidazoles, compounds w
    Type: Grant
    Filed: November 18, 2004
    Date of Patent: August 18, 2009
    Assignee: Kodak Graphic Communications, GmbH
    Inventors: Harald Baumann, Udo Dwars, Michael Flugel
  • Publication number: 20090093563
    Abstract: A dental adhesive composition comprising (i) at least one non-acidic polymerizable monomer having at least one ethylenically unsaturated group, (ii) optionally one or more acidic compounds, (iii) at least one photoinitiator, (iv) at least one solvent, and (v) about 0-40% by weight of one or more fillers; wherein the weight ratio of non-acidic polymerizable monomers/acidic compounds in the adhesive composition is more than about 4.5; the viscosity of the adhesive composition is less than about 350 centipoise (cP) at 25° C.; and the adhesive composition excluding solvent and filler has an acid number of less than about 0.75 mmol NaOH/g. The dental adhesive composition is used with a dental primer composition, which may be provided together in a kit.
    Type: Application
    Filed: October 8, 2007
    Publication date: April 9, 2009
    Applicant: KERR CORPORATION
    Inventor: Xuejun Qian
  • Publication number: 20090048364
    Abstract: A dental, paste/paste self-adhesive cement includes a polymerizable acidic monomer or monomer mixtures; a polymerizable non-acidic monomer or monomer mixtures, a photo-initiator and/or a co-initiator, a reducing agent such as a benzoylthiourea and other substituted benzoylthiourea, an oxidizing agent, a thermal stabilizer and a glass filler.
    Type: Application
    Filed: April 25, 2008
    Publication date: February 19, 2009
    Inventor: Huaibing Liu
  • Publication number: 20090030107
    Abstract: To provide an energy ray-curable resin composition which exhibits equally high adhesive strength to various objects to be bonded, such as glasses, metals and plastics and which has good heat resistance and moisture resistance and is excellent also in rigidity, particularly an energy ray-curable resin composition having a low cure shrinkage and little adhesion strain. An energy ray-curable resin composition comprising (A) a (meth)acrylate having a molecular weight of from 500 to 5,000, of which the main chain backbone is at least one member selected from the group consisting of a polybutadiene, a polyisoprene and hydrogenated products thereof and which has at least one (meth)acryloyl group at an end of the main chain backbone or in a side chain, (B) a monofunctional (meth)acrylate having a C2-8 unsaturated hydrocarbon group via an ester bond, (C) a hydroxyl group-containing (meth)acrylate, (D) a polyfunctional (meth)acrylate, (E) a photopolymerization initiator, and (F) an antioxidant.
    Type: Application
    Filed: May 30, 2006
    Publication date: January 29, 2009
    Applicant: Denki Kagaku Kogyo Kabushiki Kaisha
    Inventors: Jun Watanabe, Kimihiko Yoda, Kazuhiro Oshima
  • Publication number: 20080200583
    Abstract: The invention relates to a process for the production of water-soluble or water-swellable polymers having a low content of residual monomers, particularly on the basis of acrylic acid and/or acrylamide and at least one additional water-soluble comonomer, in which process a monomer solution in a polymerizing state is treated with electromagnetic radiation at the earliest after reaching the maximum temperature of polymerization, and the gel obtained is subsequently crushed and dried, and it also relates to the water-soluble or water-swellable polymers as such, which can be obtained according to said process, to their use in the hygiene industry, packaging industry, in the agrarian technology or in agriculture and horticulture, in the cable industry and information technology, in the food industry, papermaking industry, and to their use as flocculation aids and as drilling fluid in petroleum production.
    Type: Application
    Filed: January 16, 2006
    Publication date: August 21, 2008
    Applicant: Stockhausen GmbH
    Inventors: Gregor Herth, Manfred Dannehl, Norbert Steiner
  • Publication number: 20080182086
    Abstract: An ink-jet ink is provided. The ink-jet ink includes a compound of formula (1) to form a cured film with high-flame retardancy.
    Type: Application
    Filed: January 29, 2008
    Publication date: July 31, 2008
    Applicant: CHISSO CORPORATION
    Inventors: HIROYUKI SATOU, SETSUO ITAMI, YOSIHIRO DEYAMA
  • Publication number: 20080182044
    Abstract: The present invention relates to a porous membrane comprising multiple layers, at least one type of curable compound and at least two types of photo-initiator, wherein at least two layers each contain a the different photo-initiator. The invention further relates to recording media which comprise the porous membrane of the invention, as well as to processes for producing the membrane and the recording media.
    Type: Application
    Filed: January 28, 2008
    Publication date: July 31, 2008
    Applicant: FUJIFILM Manufacturing Europe B.V.
    Inventors: Yujiro ITAMI, Iskandar GANDASASMITA, Akira KASE
  • Patent number: 7384989
    Abstract: A liquid coating material in the form of a water-in-oil dispersion which is curable with actinic radiation, is substantially or completely free from organic solvents and has a pH<5, comprising (A) at least one constituent selected from the group consisting of low molecular mass, oligomeric, and polymeric organic compounds which contain at least one group which can be activated with actinic radiation, and also air-drying and oxidatively drying alkyd resins, (B) at least one acidic ester of polyphosphoric acid and at least one compound (b1) containing at least one hydroxyl group and at least one group which can be activated with actinic radiation, (C) at least one acidic ester of monophosphoric acid and at least one compound (c1) containing at least one hydroxyl group and at least one group which can be activated with actinic radiation, and (D) at least one acidic, corrosion-inhibiting pigment based on polyphosphoric acid; process for its preparation, and its use as a coil coating primer.
    Type: Grant
    Filed: November 5, 2003
    Date of Patent: June 10, 2008
    Assignee: BASF Coatings AG
    Inventors: Maxime Allard, Thomas Reher, Dominique Kauffer
  • Patent number: 7371782
    Abstract: This invention relates to a polymerizable composite material and method of making same including at least one multifunctional acid containing monomer having a concentration ranging from about 10% to about 85%, a non-reactive filler having a concentration ranging from about 1% to about 80%, a polymerization system having a concentration ranging from about 1.5% to about 15%, and water having a concentration ranging from about 0.1% to about 25%.
    Type: Grant
    Filed: August 23, 2004
    Date of Patent: May 13, 2008
    Assignee: Pulpdent Corporation
    Inventors: Jan G. Stannard, Kenneth J. Berk
  • Patent number: 7109253
    Abstract: A metal conductor is provided with a cured coating of about 2.5 ?m to about 500 ?m thickness, which cured coating has a dielectric dissipation factor (60 Hz, 24° C.) of lower than about 0.05 and is a radiation-cured coating formulated from components comprising: a) an acrylate functional urethane oligomer having a hydrocarbon backbone; b) one or more mono- or polyfunctional diluents; and optionally, c) one or more light sensitive radical generating compounds. The invention further provides a radiation-curable coating composition for coating a metal conductor. Also disclosed is a method of making a metal conductor provided with a cured coating of about 2.5 ?m to about 500 ?m thickness, which cured coating has a dielectric dissipation factor (60 Hz, 24° C.) of lower than about 0.05.
    Type: Grant
    Filed: October 30, 1997
    Date of Patent: September 19, 2006
    Assignee: DSM N.V.
    Inventors: Vadim V. Krongauz, Stephen C. Lapin, Anthony J. Tortorello