Solid Polymer Is Derived From 1,2-epoxy Compound Containing Only One 1,2 Epoxy Group As Sole Reactant And Wherein None Of The Reactants Contains A Plurality Of Methylol Groups Or Derivatives Thereof Patents (Class 525/403)
  • Patent number: 8569426
    Abstract: Disclosed is a process for preparing polymer conjugates of agricultural, therapeutic, and food additive compounds using Mitsunobu conditions.
    Type: Grant
    Filed: September 18, 2012
    Date of Patent: October 29, 2013
    Assignee: Elan Pharmaceuticals, Inc.
    Inventors: Andrei W. Konradi, Jenifer L. Smith, Michael S. Dappen, Christopher M. Semko
  • Patent number: 8568705
    Abstract: A method of preparing a multiarm polymer includes reacting a branched polyol with one or more functionalizing reagents to effect substitution of an ionizable functional group or a protected ionizable functional group, Y, to form a mixture comprising (i) unsubstituted branched polyol containing no Y groups; (ii) a monosubstituted polyol comprising one Y group, and (iii) a multisubstituted polyol (e.g., a disubstituted polyol comprising two Y groups); followed by purifying the mixture to separate the monosubstituted polyol from other species Thereafter, a water-soluble and non-peptidic polymer segment is attached to the monosubstituted branched polyol at the site of at least one of the hydroxyl groups. The invention also provides purified monosubstituted branched polyols and multiarm polymers prepared by the method and polyol precursors for use in the method.
    Type: Grant
    Filed: July 18, 2006
    Date of Patent: October 29, 2013
    Assignee: Nektar Therapeutics
    Inventors: Samuel P. McManus, Antoni Kozlowski
  • Patent number: 8563651
    Abstract: The invention provides a method comprising the steps of providing a poly(ethylene glycol) having one terminal hydroxyl group; reacting the terminal hydroxyl group of the poly(ethylene glycol) with di(1-benzotriazolyl)carbonate to form a 1-benzotriazolylcarbonate ester of the poly(ethylene glycol); reacting the 1-benzotriazolylcarbonate ester of the poly(ethylene glycol) with an amino acid to form an amino acid derivative; and reacting the amino acid derivative with a biologically active agent under conditions to form a polymer-active agent conjugate.
    Type: Grant
    Filed: October 30, 2012
    Date of Patent: October 22, 2013
    Assignee: Nektar Therapeutics
    Inventor: Antoni Kozlowski
  • Patent number: 8530587
    Abstract: Disclosed is a vulcanizable rubber composition for use in an air spring, which has excellent low-temperature behavior, and a vulcanized rubber formed product for air springs, which is obtained by vulcanization of the rubber composition. Also disclosed is a vulcanizable rubber composition for use in an air spring, comprising: an epihalohydrin-based copolymer comprising 50 to 70 mol % of a constituent unit derived from ethylene oxide and/or propylene oxide, 20 to 50 mol % of a constituent unit derived from epihalohydrin, and 0 to 15 mol % of a constituent unit derived from allyl glycidyl ether; a vulcanizing agent; a plasticizer; and an acid acceptor, and a rubber formed product for air springs, which is obtained by vulcanization of the composition.
    Type: Grant
    Filed: March 12, 2009
    Date of Patent: September 10, 2013
    Assignee: Daiso Co., Ltd
    Inventors: Yasuo Matoba, Tadahiro Ono, Motoki Kitagawa
  • Patent number: 8530544
    Abstract: The present invention relates to a method for preparing macromolecular species with a modified surface, comprising a step (e) in which macromolecular species (M), initially carrying —OH and/or —SH functions, are brought into contact with: a catalyst (C) carrying at least one conjugated guanidine function; and reactive species (E), comprising reactive groups including: (i) at least one group including an a,b-unsaturated carbonyl group C?C—C?O and/or an a,b-unsaturated thiocarbonyl group C?C—C?S; and/or (ii) at least one heterocyclic group comprising from 3 to 5 ring members, said group being selected from cyclic ethers, cyclic thioethers and aziridine rings; and/or (iii) at least one group selected from isocyanate —N?C?O or thioisocyanate —N?C?S groups, and trivalent groups of formula >C?CZ—, where Z is an electron-withdrawing group. The invention also relates to the macromolecular species with a modified surface that are obtained in this context.
    Type: Grant
    Filed: March 27, 2009
    Date of Patent: September 10, 2013
    Assignee: Polyrise
    Inventors: Vincent Gaud, Fabien Rouge
  • Patent number: 8512596
    Abstract: A composition, including a liquid crystal polymer or oligomer having a terminal hydroxyl group, and a cross-linking agent including a bismaleimide compound, an epoxy resin or a combination thereof, wherein the liquid crystal polymer or oligomer is represented by Formula 1: Z1—(R1)m—(R2)n—Z2??(1), wherein R1 is represented by Formula 2: —X1—Ar1—Y1—??(2), wherein X1 and Y1 are each independently selected from the group consisting of O, CO and NR?, in which R? is independently selected from the group consisting of a hydrogen atom, a substituted or unsubstituted C1-C20 alkyl group, and a substituted or unsubstituted C6-C30 aryl group, and Ar1 includes at least one divalent aromatic or alicyclic organic group selected from the group consisting of Formula 3:
    Type: Grant
    Filed: December 8, 2009
    Date of Patent: August 20, 2013
    Assignees: Samsung Electronics Co., Ltd., Samsung Electro-Mechanics Co., Ltd., Samsung Fine Chemicals Co., Ltd.
    Inventors: Kwang Hee Kim, Myung Sup Jung, Chung Kun Cho, Jae Jun Lee, Kalinina Fedosya
  • Patent number: 8492503
    Abstract: Provided herein are polymeric ?-hydroxy aldehyde or ?-hydroxy ketone reagents which can be conjugated to amine-containing compounds to form stable conjugates in a single-step reaction. In selected embodiments, the polymeric reagent itself incorporates an internal proton-abstracting (basic) functional group, to promote more efficient reaction. The substituent is appropriately situated, via a linker if necessary, to position the group for proton abstraction, preferably providing a 4- or 5-bond spacing between the abstracting atom and the hydrogen atom on the ?-carbon. Also provided are methods of using the reagents and stable, solubilized conjugates of the reagents with biologically active compounds. In preferred embodiments, the polymeric component of the reagent or conjugate is a polyethylene glycol.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: July 23, 2013
    Assignee: Nektar Therapeutics
    Inventors: Sean M. Culbertson, Xiaoming Shen, Antoni Kozlowski, Samuel P. McManus
  • Patent number: 8492487
    Abstract: A thermosetting fluoropolyether adhesive composition is provided. This composition cures at lower than 100° C., and the cured product exhibits good adhesion to various substrates and excellent adhesion durability at a temperature of up to 150° C. A method for adhering the composition to the substrate is also provided.
    Type: Grant
    Filed: November 10, 2011
    Date of Patent: July 23, 2013
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Hidenori Koshikawa, Mikio Shiono
  • Publication number: 20130184377
    Abstract: The present invention provides a heat-curable resin composition having excellent fluidity and realizing moisture-resistance reliability suitable for recent electronic component-related materials and high flame retardancy in a halogen-free state for harmony with the environment, a cured product thereof, a semiconductor encapsulating material using the composition, and a phenol resin and epoxy resin which give these performances. The heat-curable resin composition includes, as essential components, an epoxy resin (A) and a phenol resin (B), the phenol resin (B) having a phenol resin structure having, as a basic skeleton, a structure in which a plurality of phenolic hydroxyl group-containing aromatic skeletons (ph) are bonded to each other through an alkylidene group or a methylene group having an aromatic hydrocarbon structure, and an aromatic nucleus of the phenol resin structure has a naphthylmethyl group or an anthrylmethyl group.
    Type: Application
    Filed: July 19, 2011
    Publication date: July 18, 2013
    Applicant: DIC CORPORATION
    Inventors: Ichirou Ogura, Yousuke Hirota, Yoshiyuki Takahashi, Norio Nagae, Nobuya Nakamura
  • Patent number: 8487050
    Abstract: A composition comprises a fluorine-containing aromatic polymer, an epoxy compound and an initiator. Its use as film, laminate with polyimide or copper foils, copper-clad laminated board and adhesive film. The fluorine-containing aromatic polymer is preferably a fluorine-containing aryl ether polymer. The initiator is preferably a cationic initiator.
    Type: Grant
    Filed: April 27, 2006
    Date of Patent: July 16, 2013
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Kazushi Omote, Ai Nishichi, Shimpei Sato
  • Patent number: 8466257
    Abstract: Methods and apparatus for the recovery and purification of solid salt compositions from an organic liquid containing epoxy resin and at least one of epihalohydrin and solvent to obtain purified salt and/or brine compositions that may be useful in industrial processes.
    Type: Grant
    Filed: February 9, 2009
    Date of Patent: June 18, 2013
    Assignee: Dow Global Technologies LLC
    Inventors: Thomas C. Young, Ha Q. Pham, Shuji Maeda
  • Patent number: 8444899
    Abstract: Materials and Methods are provided for fabricating microfluidic devices. The materials include low surface energy fluoropolymer compositions having multiple cure functional groups. The materials can include multiple photocurable and/or thermal-curable functional groups such that laminate devices can be fabricated. The materials also substantially do not swell in the presence of hydrocarbon solvents.
    Type: Grant
    Filed: April 3, 2012
    Date of Patent: May 21, 2013
    Assignee: The University of North Carolina at Chapel Hill
    Inventors: Joseph M. DeSimone, Jason P. Rolland, Ginger M. Denison Rothrock, Paul Resnick
  • Patent number: 8445585
    Abstract: This invention relates to binder mixtures comprising mass fractions of from 70% to 98% of chain-extended epoxy amine adducts A and from 2% to 30% of carboxy functional polyesters B that contain a limited amount of aromatic constituents in mass fractions of up to 15% and have an acid number of from 4 mg/g to 50 mg/g, a method of making these binder mixtures, and a method of use thereof in coatings for metals, wood, cardboard, plaster, and concrete.
    Type: Grant
    Filed: January 8, 2008
    Date of Patent: May 21, 2013
    Assignee: Cytec Surface Specialties Austria GmbH
    Inventors: Willi Paar, Roland Feola, Johann Gmoser, Rosemaria Grasboeck
  • Publication number: 20130116383
    Abstract: The present invention relates to a crosslinked lignin comprising a lignin structure having methylene or ethylene linking groups therein crosslinking between phenyl ring carbon atoms, wherein said crosslinked lignin is crosslinked to an extent that it has a number-average molecular weight of at least 10,000 g/mol, is melt-processible, and has either a glass transition temperature of at least 100° C., or is substantially soluble in a polar organic solvent or aqueous alkaline solution. Thermoplastic copolymers containing the crosslinked lignin are also described. Methods for producing the crosslinked lignin and thermoplastic copolymers are also described.
    Type: Application
    Filed: November 3, 2011
    Publication date: May 9, 2013
    Applicant: UT-BATTELLE, LLC
    Inventors: Amit K. Naskar, Tomonori Saito, Joseph M. Pickel, Frederick S. Baker, Cliff Eberle, Robert E. Norris, JR., Jonathan Richard Mielenz
  • Patent number: 8367780
    Abstract: A block or graft copolymer including a thermoplastic resin segment and as an aliphatic polyester segment is provided. The copolymer can be used as a compatibilizer for a resin alloy comprising polylactic acid, which can reduce the consumption of petroleum raw materials.
    Type: Grant
    Filed: December 4, 2009
    Date of Patent: February 5, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Ji Won Pack, Byeong Do Lee, Chang Do Jung, Hyung Tak Lee
  • Patent number: 8354467
    Abstract: An underfill formulation includes a solvent (110), a plurality of amphiphilic block copolymers (120) in the solvent, and an adhesion promoter (130) in the solvent. Groups of the plurality of amphiphilic block copolymers form a plurality of micelles (140) in the solvent, with the micelles including a core (141) and a shell (142) surrounding the core, and the adhesion promoter is in the core of at least some of the plurality of micelles.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: January 15, 2013
    Assignee: Intel Corporation
    Inventors: Linda A. Shekhawat, Gregory S. Constable, Youzhi E. Xu, Nisha Anathakrishan
  • Patent number: 8349969
    Abstract: A method for preparing high-purity polyethyleneglycol-alkylenealdehydes and derivatives thereof is provided.
    Type: Grant
    Filed: May 19, 2009
    Date of Patent: January 8, 2013
    Assignees: ID Biochem, Inc., Hanmi Holdings Co., Ltd.
    Inventors: Pyeong-uk Park, Seong-Nyun Kim, Woo-Hyuk Choi, Hak-Sun Jang, Gwan-Sun Lee, Se-Chang Kwon
  • Patent number: 8318869
    Abstract: A composition useful for imparting durable stain repellence and soil release properties to textile substrates, a method for treating textile substrates using such composition, and the textile substrates obtained therefrom. The composition comprises: (A) at least one fluorinated ionisable polyurethane polymer (PUR) being free from perfluoroalkyl chains and comprising at least one fluorinated block comprising a fluoropolyoxyalkene chain, and at least one functional block comprising an hydrocarbon chain (RHC) having from 2 to 14 carbon atoms, said chain (RHC) comprising at least one ionisable group, said blocks being linked by urethane moieties of formula (I), wherein E is a divalent hydrocarbon carbon group; (B) at least one fluorocarbon polymer (F) comprising at least one perfluoroalkyl chain (Rf) linked by one or more ester moiety of formula (II) and/or urethane moiety of formula (III) and/or urea moiety of formula (IV); and (C) at least one crosslinking agent.
    Type: Grant
    Filed: May 13, 2008
    Date of Patent: November 27, 2012
    Assignee: Solvay Solexis S.p.A.
    Inventors: Antonio Russo, Piero Gavezotti, Michael Quallo
  • Patent number: 8318860
    Abstract: The invention relates to a method for the fluid-phase synthesis of a polymer formed from n monomers.
    Type: Grant
    Filed: September 17, 2008
    Date of Patent: November 27, 2012
    Inventors: Christian Wolfrum, Wolfgang Prinz
  • Patent number: 8309680
    Abstract: The present invention provides, among other things, segmented, degradable polymeric reagents suitable for reaction with biologically active agents to form conjugates, the polymeric reagents comprising one or more polymer chains divided or separated by one or more degradable linkages into polymer segments having a molecular weight suitable for renal clearance. The polymeric reagents can have a substantially linear structure, a branched structure, or a multiarm structure. Each structure includes one or more linkages capable of degradation in vivo.
    Type: Grant
    Filed: February 21, 2007
    Date of Patent: November 13, 2012
    Assignee: Nektar Therapeutics
    Inventors: Samuel P. McManus, Antoni Kozlowski
  • Patent number: 8304497
    Abstract: The present invention discloses a vesicle which is excellent in structure stability and environmental responsiveness and also can be produced by a simple operation. More particularly, the present invention discloses a vesicle comprising a membrane formed of a first block copolymer containing a non-chargeable hydrophilic segment and a chargeable segment, and a second block copolymer containing a non-chargeable hydrophilic segment and a chargeable segment having an electric charge which is opposite to that of the chargeable segment of the first block copolymer.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: November 6, 2012
    Assignee: The University of Tokyo
    Inventors: Kazunori Kataoka, Aya Koide, Kensuke Osada, Yuichi Yamasaki, Shigeto Fukushima, Joon-Sik Park
  • Patent number: 8299173
    Abstract: The invention provides a method comprising the steps of (i) reacting a water-soluble and non-peptidic polymer having two or more terminal hydroxyl groups with di(1-benzotriazolyl)carbonate to form a water-soluble and non-peptidic polymer having two or more 1-benzotriazolylcarbonate ester groups; and (ii) reacting the water-soluble and non-peptidic polymer having two or more 1-benzotriazolylcarbonate ester groups with a water-soluble and non-peptidic polymer having three or more primary amino groups under conditions effective to form a cross-linked polymer composition.
    Type: Grant
    Filed: June 7, 2011
    Date of Patent: October 30, 2012
    Assignee: Nektar Therapeutics
    Inventor: Antoni Kozlowski
  • Patent number: 8268935
    Abstract: Disclosed is a process for preparing polymer conjugates of agricultural, therapeutic, and food additive compounds using Mitsunobu conditions.
    Type: Grant
    Filed: July 7, 2006
    Date of Patent: September 18, 2012
    Assignee: Elan Pharmaceuticals, Inc.
    Inventors: Andrei W. Konradi, Jenifer L. Smith, Michael S. Dappen, Christopher M. Semko
  • Patent number: 8263704
    Abstract: Bioabsorbable macromer compositions are provided including a polymeric component possessing a lipid segment which enhances the affinity of the macromer composition to targeted tissue. In some embodiments, the polymeric component can be combined with a second component. The resulting bioabsorbable macromer composition can be employed as an adhesive or sealant for medical/surgical uses.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: September 11, 2012
    Assignee: Tyco Healthcare Group LP
    Inventors: Joshua B. Stopek, Ahmad Robert Hadba
  • Publication number: 20120219497
    Abstract: A polymeric material comprised of (i) at least one random copolymer comprised of ethylene oxide and one or more other alkylene oxide(s) and (ii) at least one non-random polymer comprised of one or more poly(alkylene oxide)s has been discovered. Preferably, it is a polymer alloy. Alkylene oxide homo-polymers or block copolymers may be the non-random polymer. In a related discovery, an adhesive material can be made by suspending (a) particles in (b) a matrix of at least one poly(ethylene oxide) copolymer of ethylene oxide and propylene oxide, or a combination thereof. The handling characteristics may be adjusted for different utilities (e.g., from runny oil to hard wax). Applications include use as adhesive, cohesive, filler, lubricant, surfactant, or any combination thereof. In particular, the hard materials may be used for cleaning or waxing.
    Type: Application
    Filed: February 27, 2012
    Publication date: August 30, 2012
    Applicant: SYNCERA, INC.
    Inventors: Tadeusz WELLISZ, Timothy C. Fisher, Jonathan K. Armstrong, John Cambridge
  • Patent number: 8247501
    Abstract: Compositions are described that include a) from 15 weight percent to 60 weight percent of one or more random alkylene oxide interpolymers, each having a weight average molecular weight ranging from 250 g/mol to 2000 g/mol and comprising from 30 weight percent to 60 weight percent of polymer units derived from ethylene oxide; and b) from 40 weight percent to 85 weight percent of one or more alkylene oxide block interpolymers, each having a weight average molecular weight ranging from 1500 g/mol to 4000 g/mol and comprising from 40 weight percent to 90 weight percent propylene oxide blocks. The compositions have a first viscosity in the absence of water and a second viscosity that is at least 60 percent of the first viscosity when at least 10 weight percent water is present. Methods of lubricating surfaces, particularly, marine bearing surfaces with such compositions, are also described.
    Type: Grant
    Filed: January 14, 2008
    Date of Patent: August 21, 2012
    Assignee: Dow Global Technologies LLC
    Inventor: Martin R. Greaves
  • Patent number: 8242217
    Abstract: It is an object of the present invention to provide an epoxy resin curing agent which has a favorable pot life and good storage stability as a curing agent for epoxy resins and from which an epoxy resin cured product having good water resistance and hardness is obtained through curing. The present invention is an epoxy resin curing agent containing a secondary or tertiary branched thiol compound having a substituent on a carbon atom at the ?-position to a thiol group, and is also an epoxy resin composition comprising a polyvalent epoxy compound and the epoxy resin curing agent.
    Type: Grant
    Filed: December 8, 2008
    Date of Patent: August 14, 2012
    Assignee: Showa Denko K.K.
    Inventors: Yoshifumi Urakawa, Hideo Miyata, Isao Yamagami, Katsumi Murofushi
  • Patent number: 8242179
    Abstract: The invention provides a system and method for treating an orthopedic condition using a hydrogel-forming composition, which forms a hydrogel in situ at a target location and at least bio-mechanically treats the condition. The invention also provides a hydrogel forming composition designed to form a hydrogel with desirable biocompatible and biomechanical properties. In some aspects the hydrogel is formed in a water-permeable casing, which is delivered to an orthopedic joint in a minimally invasive manner. In particular, the system and method can be used for intervertebral disc replacement or repair.
    Type: Grant
    Filed: June 22, 2007
    Date of Patent: August 14, 2012
    Assignee: Surmodics, Inc.
    Inventor: Stephen J. Chudzik
  • Patent number: 8231761
    Abstract: The present invention relates to the use of a quaternary ammonium complex comprising at least one non-cyclic amide as a modifier for a creping adhesive used on a creping cylinder, e.g., a Yankee dryer.
    Type: Grant
    Filed: April 20, 2011
    Date of Patent: July 31, 2012
    Assignee: Georgia-Pacific Consumer Products LP
    Inventors: Jeffery J. Boettcher, Nancy S. Clungeon, Bruce J. Kokko, Elroy W. Post, Phuong V. Luu, Gary L. Worry, Greg A. Wendt
  • Publication number: 20120183621
    Abstract: Non-Small Cell Lung Carcinomas (NSCLCs) are treated with Gel Micro-Particles (GMPs) that passively accumulate in the lungs and contain Nano-Particles (NPs) combining one or more therapeutic agents that are cytotoxic to the NSCLC with one or more NSCLC active targeting ligands, as well as one or more other optional agents that increase cellular uptake, enhance the pro-apoptotic effect of the chemotherapeutic agent(s), and the like. NPs targeting other cancer cells are also disclosed, as well as NP-containing GMPs that reduce the occurrence of tumor metastasis.
    Type: Application
    Filed: November 14, 2011
    Publication date: July 19, 2012
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Patrick J. Sinko, Jieming Gao, Manjeet Deshmukh, Xiaoping Zhang, Matthew S. Palombo, Sherif Ibrahim
  • Patent number: 8216487
    Abstract: The invention relates to a copolymer of ethylene oxide or propylene oxide and at least one substituted oxirane bearing an ionic group. The copolymer is characterized in that its chain comprises repeat units —O—CH2—CH(—CH2—O—SO3?Li+)—, repeat units —O—CH2—CHR— in which R is H or CH3, optionally, repeat units —O—CH2—CH(—CH2R?)— in which R? is a functional group. x Uses: electrolyte in electrochemical, selective-membrane and reference-membrane devices.
    Type: Grant
    Filed: February 9, 2006
    Date of Patent: July 10, 2012
    Assignee: Batscap
    Inventors: Jean-Yves Sanchez, Marc Deschamps, Fannie Alloin, Christophe Chauvin, Cristina Iojoiu
  • Patent number: 8216358
    Abstract: This invention relates to a self-crosslinking binder for coating compositions comprising an aqueously dispersed resinous component A having at least one carbonyl group of the ketone or aldehyde type per molecule, and a component B having at least two hydrazine or hydrazide groups per molecule, and at least one structural unit —NR1—NR2—CHR3—CHR4—NH—R5 (I) where the radicals R1, R2, R3 and R4 are each individually selected from the group consisting of a hydrogen radical, and a linear or branched alkyl radical having from 1 to 10 carbon atoms, R3 and R4 may additionally be selected from the group consisting of aryl and alkylaryl radicals having from 6 to 15 carbon atoms, and from oxy alkyl radicals with from 1 to 10 carbon atoms, where oxy groups may be inserted into the alkyl chain, or at the end of an alkyl chain, and R5 is selected from the group consisting of a hydrogen radical, alkyl radicals which may be linear, branched or cyclic and may have from 1 to 10 carbon atoms, and residues of the formula —(CH2)n—
    Type: Grant
    Filed: July 24, 2008
    Date of Patent: July 10, 2012
    Assignee: Cytec Austria, GmbH
    Inventors: Markus Schafheutle, Anton Arzt, Susanne Dellinger, Hannelore Gsoell
  • Patent number: 8207264
    Abstract: The present disclosure relates to crosslinked polymer compositions comprising an inclusion complex functionalized with one or more reactive groups and a polymer functionalized with one or more complimentary reactive groups.
    Type: Grant
    Filed: June 29, 2009
    Date of Patent: June 26, 2012
    Assignee: Tyco Healthcare Group LP
    Inventor: Nadya Belcheva
  • Publication number: 20120149849
    Abstract: The invention describes families of compounds that utilize multihydroxyl phenyl groups to provide adhesive properties. Selection of the multihydroxy phenyl group along with linkers or linking groups and the linkages between the linkers or linking groups with polyalkylene oxides, provides materials that can be engineered to afford controllable curing time, biodegradation and/or swelling.
    Type: Application
    Filed: February 20, 2012
    Publication date: June 14, 2012
    Applicant: KNC NER ACQUISITION SUB, INC.
    Inventors: Jeffrey L. Dalsin, Bruce P. Lee, Laura Vollenweider, Sunil Silvary, John L. Murphy, Fangmin Xu, Amanda Spitz, Arinne Lyman
  • Publication number: 20120129414
    Abstract: A thermosetting resin composition and a prepreg or laminate using the same are provided. The thermosetting resin composition includes an epoxy resin and a curing agent, in which the curing agent is a dual-curing agent system formed with a multi-functional aromatic polyester curing agent in combination with a phenolphthalein benzoxazine phenol aldehyde or a poly(styrene-co-maleic anhydride). An organic or inorganic fiber reinforced material is impregnated with the thermosetting resin composition to form a prepreg, and the prepreg is bonded to a substrate with a metal foil disposed thereon, to form a laminate.
    Type: Application
    Filed: November 24, 2010
    Publication date: May 24, 2012
    Inventors: Chung-Hao CHANG, Hsiu-Lien Wu, Han-Shiang Huag, Chia-Hsiu Yeh
  • Publication number: 20120121898
    Abstract: The present invention relates to a polymer material with a functionalised surface and also to a method for in situ functionalisation of polymer materials. Furthermore, the invention comprises the use of the polymer materials.
    Type: Application
    Filed: November 15, 2011
    Publication date: May 17, 2012
    Applicant: FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: Andrea Burdack-Freitag, Andreas Schmohl, Michael Rampfl, Klaus Breuer
  • Publication number: 20120095156
    Abstract: Provided are a method for producing a phosphorus-containing phenolic compound in which reactivity is considerably excellent in the reaction between a phosphorus-containing compound and an aromatic nucleus of a phenol; in the case of using a polyhydric phenol or a phenolic resin as the phenol, a novel phosphorus-containing phenolic compound that serves as a curing agent for an epoxy resin and imparts excellent heat resistance to a cured product; a curable resin composition containing the novel phosphorus-containing phenolic compound; a cured product of the curable resin composition; a printed wiring board; and a semiconductor sealing material. An aromatic aldehyde (a1) having an alkoxy group as a substituent on an aromatic nucleus is allowed to react with an organic phosphorus compound (a2) intramolecularly having a P—H group or a P—OH group. The resultant reaction product is then allowed to react with a phenol (a3).
    Type: Application
    Filed: August 5, 2009
    Publication date: April 19, 2012
    Applicant: DIC Corporation
    Inventors: Koji Hayashi, Yoshiyuki Takahashi, Ichirou Ogura
  • Patent number: 8158728
    Abstract: Materials and Methods are provided for fabricating microfluidic devices. The materials include low surface energy fluoropolymer compositions having multiple cure functional groups. The materials can include multiple photocurable and/or thermal-curable functional groups such that laminate devices can be fabricated. The materials also substantially do not swell in the presence of hydrocarbon solvents.
    Type: Grant
    Filed: August 9, 2006
    Date of Patent: April 17, 2012
    Assignee: The University of North Carolina at Chapel Hill
    Inventors: Joseph M. DeSimone, Jason P. Rolland, Ginger M. Denison Rothrock, Paul Resnick
  • Patent number: 8153229
    Abstract: Provided is an epoxy resin composition for fiber-reinforced composite materials, which serves as a matrix resin for a prepreg. This epoxy resin composition is improved in tackiness stability during storage, while maintaining mechanical characteristics. The epoxy resin composition for fiber-reinforced composite materials is characterized by containing 25 to 50 parts by weight of an amine curing agent (B) selected from aliphatic polyamines, alicyclic polyamines and aromatic polyamines, and 1 to 20 parts by weight of an organic acid dihydrazide compound (C) having a melting point of not less than 150° C., per 100 parts by weight of an epoxy resin (A).
    Type: Grant
    Filed: April 24, 2007
    Date of Patent: April 10, 2012
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Takashi Kousaka, Mitsuhiro Iwata, Tomohiro Ito
  • Patent number: 8148490
    Abstract: The present invention is directed to a method for preparing a cyclic guanidine comprising reacting (i) a guanidinium, (ii) a polyamine, and (iii) a weak acid. The present invention is also directed to a coating composition comprising the cyclic guanidine.
    Type: Grant
    Filed: March 10, 2010
    Date of Patent: April 3, 2012
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Gregory J. McCollum, Charles R. Hickenboth, Richard F. Karabin, Thomas C. Moriarity, Steven R. Zawacky
  • Patent number: 8142875
    Abstract: Provided is an epoxy resin composition for fiber-reinforced composite materials, which serves as a matrix resin composition for use in a self-adhesive prepreg for a face sheet of a honeycomb panel. The epoxy resin composition enables to increase self-adhesiveness of the prepreg, while improving workability and appearance quality of the prepreg. The epoxy resin composition is characterized by containing: an epoxy resin (A) which is in a liquid state at room temperature; a thermoplastic resin (B) which dissolves in the epoxy resin (A) at a temperature not less than 90° C.; thermosetting resin particles (C) which do not completely dissolve in the epoxy resin (A) at a temperature less than 90° C. and has a softening point of not less than 120° C.; and a curing agent (D).
    Type: Grant
    Filed: April 24, 2007
    Date of Patent: March 27, 2012
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Takashi Kousaka, Mitsuhiro Iwata, Tomohiro Ito
  • Patent number: 8137786
    Abstract: Provided is an epoxy resin composition for fiber-reinforced composite materials, which is improved in toughness necessary for improving the strength of self-adhesion of a matrix resin for use in a prepreg for a face sheet of a honeycomb panel. The epoxy resin composition, which comprises: an epoxy resin (A); a thermoplastic resin (B); fine solid resin particles (C); and a curing agent (D), is characterized in that the epoxy resin composition after being cured has a morphology in which the epoxy resin (A) and the thermoplastic resin (B) form co-continuous phases, and the fine solid resin particles (C) are dispersed in at least the continuous phase of the epoxy resin (A) in the co-continuous phases.
    Type: Grant
    Filed: April 24, 2007
    Date of Patent: March 20, 2012
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Takashi Kousaka, Tomohiro Ito, Mitsuhiro Iwata, Koichiro Miyoshi
  • Patent number: 8138580
    Abstract: In order to provide an adhesive composition for electronic components that is excellent in adhesion durability under long-term high temperature conditions, thermal cyclability, and insulation reliability, designed is an adhesive composition for electronic components containing a thermoplastic resin (a), an epoxy resin (b), a hardener (c), and an organopolysiloxane (d), wherein the glass transition temperature (Tg) after curing is ?10° C. to 50° C. and the rate of change of Tg after heat-treating the composition at 175° C. for 1000 hours is 15% or less.
    Type: Grant
    Filed: September 12, 2008
    Date of Patent: March 20, 2012
    Assignee: Toray Industries, Inc.
    Inventors: Yukitsuna Konishi, Hirohumi Tsuchiya, Shinsuke Kimura, Yasushi Sawamura
  • Patent number: 8138279
    Abstract: A biaxially oriented polyarylene sulfide film made of a polyarylene sulfide resin composition has a melt crystallization temperature of not lower than 160° C. and not higher than 220° C. The biaxially oriented polyarylene sulfide film contains 70 to 99 parts by weight of the polyarylene sulfide and 1 to 30 parts by weight of thermoplastic resin A; the thermoplastic resin A constitutes a dispersed phase having an average dispersion diameter of 50 nm to 500 nm. The biaxially oriented polyarylene sulfide film has a breaking stress at 200° C. in the machine direction and/or transverse direction of not less than 30 MPa and not more than 90 MPa and has an elongation at break at 200° C. in the machine direction and/or transverse direction of not less than 100% and not more than 250%.
    Type: Grant
    Filed: May 9, 2007
    Date of Patent: March 20, 2012
    Assignee: Toray Industries, Inc.
    Inventors: Tetsuya Machida, Masatoshi Ohkura, Yasuyuki Imanishi, Takuji Higashioji
  • Publication number: 20120029156
    Abstract: Disclosed are accelerator/curing agent compositions for epoxy resins, comprising (a) at least one aromatic or alicyclic compound containing at least two amine moieties, such amine-containing aromatic or alicyclic compound(s) preferably having from 3 to 5 amine hydrogens per compound and preferably two primary amines per compound, (b) at least one aliphatic compound containing at least two amine moieties, such compound(s) preferably having from 2 to 4 amine hydrogens per compound and one primary and one secondary amine per compound, and (c) at least one non-reactive catalytic compound, preferably having no amine hydrogens. The compositions are useful as drop-in replacements for N-aminoethylpiperazine.
    Type: Application
    Filed: May 2, 2011
    Publication date: February 2, 2012
    Inventors: Sudhir Ananthachar, Alexander Y. Polykarpov, Anbazhagan Natesh, Shailesh Shah
  • Patent number: 8106098
    Abstract: The present invention broadly relates to the field of protein modification, and, more specifically, to conjugates of proteins or analogs thereof to a water-soluble biocompatible polymer and methods of making and using the same.
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: January 31, 2012
    Assignee: The General Hospital Corporation
    Inventor: Mikhail I. Papisov
  • Publication number: 20110319240
    Abstract: A roll member includes: a core; and an elastic layer that is formed on the core and constituted with a vulcanized substance of a rubber composition containing a polysulfide polymer (A) and an elastic material (B); wherein the polysulfide polymer (A) includes at least one structural unit selected from —(C2H4OCH2OC2H4—Sx)— and —(CH2CH(OH)CH2—Sx)—, wherein x represents an integer of from 1 to 5, and includes at least one thiol group selected from —C2H4OCH2OC2H4—SH and —CH2CH(OH)CH2—SH at an end thereof, and wherein the elastic material (B) is an elastic material other than the polysulfide polymer and includes at least a double bond in the chemical structure thereof.
    Type: Application
    Filed: February 9, 2011
    Publication date: December 29, 2011
    Applicant: FUJI XEROX CO., LTD.
    Inventor: Shogo TOMARI
  • Publication number: 20110293895
    Abstract: The present invention relates to a moisture barrier for the protection of internal environment of sensitive devices comprising a homogeneous dispersion of superficially functionalized containing surface modifying organic group belonging to the same chemical class of at least one functional group of the polymeric compound, to a process for the production of said barrier and to sensitive device comprising such barriers.
    Type: Application
    Filed: December 4, 2009
    Publication date: December 1, 2011
    Applicant: SAES GETTERS S.P.A.
    Inventors: Antonio Bonucci, Roberto Macchi, Roberto Giannantonio
  • Patent number: 8062469
    Abstract: The present invention relates to an inexpensive adhesive resin composition which is applicable even to a base material having a poor bonding property. The adhesive resin composition comprises (A) a polymer having no radical-polymerizable double bond and (B) a radical generating agent in which the radical generating agent (B) is present in an amount of 0.1 to 10 parts by weight on the basis of 100 parts by weight of the polymer (A). In the preferred embodiment of the present invention, the adhesive resin composition further comprises (C) a radical-polymerizable monomer wherein the monomer (C) is present in an amount of 0.1 to 10 parts by weight on the basis of 100 parts by weight of the polymer (A). The radical-polymerizable monomer (C) is a glycidyl group-containing monomer, and the glycidyl group-containing monomer is 4-hydroxybutyl acrylate glycidyl ether.
    Type: Grant
    Filed: February 5, 2008
    Date of Patent: November 22, 2011
    Assignee: Nippon Kasei Chemical Company Limited
    Inventors: Satoshi Yamauchi, Yoshiko Kaneko, Katsufumi Kujira, Shouji Sakamoto
  • Patent number: 8053546
    Abstract: The use of 1,3-substituted imidazolium salts of the formula I in which R1 and R3 independently of one another are an organic radical having 1 to 20 C atoms, R2, R4, and R5 independently of one another are an H atom or an organic radical having 1 to 20 C atoms, it also being possible for R4 and R5 together to form an aliphatic or aromatic ring, X is an anion having a pKb of less than 13 (measured at 25° C., 1 bar in water or dimethyl sulfoxide), and n is 1, 2 or 3, with the exception as imidazolium salts of 1-ethyl-2,3-dimethylimidazolium acetate and 1-ethyl-2,3-dimethylimidazolium acetate-acetic acid complex, as latent catalysts for curing compositions comprising epoxy compounds.
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: November 8, 2011
    Assignee: BASF SE
    Inventors: Georg Degen, Matthias Maase, Lars Wittenbecher, Manfred Döring, Ulrich Arnold