Mixed With Ethylenically Unsaturated Reactant Or Polymer Therefrom Patents (Class 525/445)
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Patent number: 12261323Abstract: An electrode assembly includes: a plurality of positive electrodes and a plurality of negative electrodes, alternately and repeatedly stacked; a plurality of separators between the positive electrodes and the negative electrodes, respectively, to protrude from the positive electrodes and the negative electrodes and stacked such that first surfaces at edges thereof face each other; and a fixing member including an adhesive layer adhered to the first surfaces of the separators that are facing each other.Type: GrantFiled: June 28, 2023Date of Patent: March 25, 2025Assignee: Samsung SDI Co., Ltd.Inventors: Kyoungheon Heo, Kwanseop Song, Jinho So
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Patent number: 12224392Abstract: An electrode assembly includes: a plurality of positive electrodes and a plurality of negative electrodes, alternately and repeatedly stacked; a separator between the positive electrodes and the negative electrodes, respectively, to protrude from the positive electrodes and the negative electrodes and stacked such that surfaces at edges of the separator face each other; and a fixing member including an adhesive layer adhered to the surfaces of the separator.Type: GrantFiled: July 29, 2022Date of Patent: February 11, 2025Assignee: Samsung SDI Co., Ltd.Inventors: Kyoungheon Heo, Kwanseop Song, Jinho So
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Patent number: 12224453Abstract: An electrode assembly includes: a plurality of positive electrodes and a plurality of negative electrodes, alternately and repeatedly stacked; a plurality of separators between the positive electrodes and the negative electrodes, respectively, to protrude from the positive electrodes and the negative electrodes and stacked such that first surfaces at edges thereof face each other; and a fixing member including an adhesive layer adhered to the first surfaces of the separators that are facing each other.Type: GrantFiled: July 24, 2023Date of Patent: February 11, 2025Assignee: Samsung SDI Co., Ltd.Inventors: Kyoungheon Heo, Kwanseop Song, Jinho So
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Patent number: 12209179Abstract: A transparent thermoplastic resin composition includes: a graft copolymer (A) obtained by graft-copolymerizing a monomer mixture (a) that contains at least an aromatic vinyl monomer (a1) and a (meth)acrylic acid ester monomer (a2), in the presence of a rubbery polymer (r); a vinyl copolymer (B) obtained by copolymerizing a monomer mixture (b) that contains at least an aromatic vinyl monomer (b1), a (meth)acrylic acid ester monomer (b2) and a vinyl cyanide monomer (b3); an ester compound (C); and an ester compound (D).Type: GrantFiled: June 2, 2023Date of Patent: January 28, 2025Assignees: Toray Industries, Inc., Toray Plastics (Malaysia) Sdn. BerhadInventors: Takuya Shibata, Akiyoshi Tamai, Fahzimran Afinor Bin Afendi
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Patent number: 12210146Abstract: A structured material is provided that includes a substrate and a porous structured polymer layer disposed thereon. The porous structured polymer layer includes a plurality of voids, and has a high hemispherical reflectance a high a hemispherical thermal emittance. The structured material is thus particularly advantageous for cool-roof coatings, enabling surfaces coated by the material to stay cool, even under strong sunlight. The material can be produced via structuring of polymers in a mixture including a solvent and a non-solvent. Sequential evaporation of the solvent and the non-solvent provide a polymer layer with the plurality of voids.Type: GrantFiled: August 8, 2023Date of Patent: January 28, 2025Assignee: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORKInventors: Jyotirmoy Mandal, Yuan Yang, Nanfang Yu
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Patent number: 12202772Abstract: An inorganic mortar system for chemical fastening of an anchor in mineral substrates can contain at least one hard aggregate having a Mohs-hardness of greater than or equal to 8. The inorganic mortar system contains a curable aluminous cement component A and an initiator component B for initiating the curing process. Component A contains at least one blocking agent selected from boric acid, phosphoric acid, metaphosphoric acid, phosphorous acid, phosphoric acid, and salts and mixtures thereof. Component B contains an initiator, at least one retarder, at least one mineral filler, and water. The use of at least one hard aggregate having a Mohs-hardness of greater than or equal to 8 in an inorganic mortar increases load values and reduces shrinkage. A method can be used for chemical fastening of an anchor, preferably of metal elements, in mineral substrates, such as structures made of brickwork, concrete, pervious concrete, or natural stone.Type: GrantFiled: January 14, 2021Date of Patent: January 21, 2025Assignee: Hilti AktiengesellschaftInventor: Markus Schönlein
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Patent number: 12163059Abstract: There is disclosed a method of forming a polymer coated sulphur cured rubber composition wherein the bond strength between the polymer coating and the sulphur cured rubber is surprisingly great. The method includes providing a sulphur curable rubber composition comprising a compound including at least one thiol group, and/or contacting a sulphur curable rubber composition with a compound including at least one thiol group, and contacting the sulphur curable composition with a second polymeric precursor including a diallylamide group. The compound including at least one thiol group and the second polymeric precursors are reacted together to form a polymeric layer; and the sulphur curable rubber composition is cured to form a polymer coated sulphur cured rubber composition.Type: GrantFiled: May 29, 2019Date of Patent: December 10, 2024Assignee: Sublino LimitedInventors: Philip Roberts, Adam Donley, Paul Cannon
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Patent number: 12116447Abstract: An adhesive composition including a reaction mixture of: (A) at least one isocyanate-containing compound; (B) at least one polyol compound; and (C) a copolymerized crystalline latent catalyst; a process for making the above adhesive composition; and a laminate structure made using the above adhesive composition.Type: GrantFiled: April 18, 2019Date of Patent: October 15, 2024Assignee: Dow Global Technologies LLCInventors: ChenYan Bai, Hongyu Chen, Thorsten Schmidt, Yingfeng Yu, Haijun Dong
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Patent number: 12071539Abstract: A composition useful for additive manufacturing is comprised of a thermoplastic elastomer blended with an aliphatic polyketone, wherein the thermoplastic elastomer is a continuous phase having dispersed therein separated domains of polyketone. The composition is useful for additive printing methods employing heating and extrusion of the composition to form extrudates that are printed an article comprised of fused layers of the composition. The composition facilitates the formation of extrusion based elastomeric additive manufactured articles.Type: GrantFiled: April 15, 2022Date of Patent: August 27, 2024Assignee: Jabil Inc.Inventors: Thomas Fry, Zachary Peterson, Levi Loesch
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Patent number: 12018110Abstract: An acrylic polyester resin is provided by grafting an acrylic polymer with a polyester material. Also provided is an aqueous coating composition with at least the acrylic polyester resin and a metal packaging container coated with the aqueous coating composition.Type: GrantFiled: June 20, 2019Date of Patent: June 25, 2024Assignee: PPG Industries Ohio, Inc.Inventor: William H. Retsch, Jr.
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Patent number: 12000065Abstract: The present invention discloses a method for preparing a PET/PTT parallel complex filament with high self-crimpiness, wherein PET and PTT are sliced, dried and crystallized, and then fused separately and subjected to extrusion molding through a parallel-type spinneret plate; oil is applied after cooling; then level 1-3 drafting and heat setting treatment are adopted; and during drafting, a total drafting rate is controlled to be 3 to 3.5, wherein the level-1 drafting rate is 2.8 to 3.0 at a temperature controlled to be 75 to 80° C., according to the method for preparing the PET/PTT parallel complex filament with high self-crimpiness, methods like multi-level drafting for increasing the drafting rate are adopted, and the effects of improving the fiber strength, moderately lowering the breaking elongation, and greatly improving the self-crimpiness are achieved.Type: GrantFiled: August 25, 2020Date of Patent: June 4, 2024Assignees: TONGKUN GROUP CO., LTD., ZHEJIANG SCI-TECH UNIVERSITYInventors: Xuzhen Zhang, Wenxing Chen, Yanlin Sun, Xiuhua Wang, Shaobo Liu, Xueyan Lin, Shunli Xiao
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Patent number: 11981839Abstract: A method and apparatus for forming a tool. A film is applied to a reference part. A vacuum is applied to cause the film to conform to a surface of the reference part such that an adhesive side of the film faces outward from the reference part and a release side of the film conforms to and contacts the reference part. A plurality of composite plates is adhered to the adhesive side of the film over a plurality of flat portions of the reference part. An adhesive material is applied to fill in a plurality of gaps between the plurality of composite plates. The adhesive material is cured to form the tool.Type: GrantFiled: September 30, 2019Date of Patent: May 14, 2024Assignee: The Boeing CompanyInventor: Michael J. Fleming
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Patent number: 11976151Abstract: Disclosed is a process for producing a polymer polyol, comprising: (a) reacting a first mixture comprising an initiator, a polyol, a diluent, a stabilizer, a styrene-based monomer and a nitrile-based monomer; and (b) continuously adding, to the first mixture, a second mixture comprising an initiator, a polyol, a stabilizer, a styrene-based monomer and a nitrile-based monomer to react, wherein the first mixture and second mixture comprise the stabilizer in a weight ratio of 1:1 to 3, respectively, and a polymer polyol produced according to the process.Type: GrantFiled: October 26, 2022Date of Patent: May 7, 2024Assignee: KOREA KUMHO PETROCHEMICAL CO., LTD.Inventors: Seulgi Kim, Gi Jung Kim, Jinwoo Park
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Patent number: 11975470Abstract: Disclosed is a PET (polyethylene terephthalate) film capable of being laminated by heat sealing on a metal. The PET film is a coextruded PET film including an intermediate layer, and a surface layer and a heat seal layer bound to respective sides of the intermediate layer, the heat seal layer including 100 parts by weight of a PET resin modified simultaneously with 1,4-cyclohexane dimethanol, 1,3-propanediol, and 1,4-butanediol, and 10 to 50 parts by weight of a PET resin modified with isophthalic acid.Type: GrantFiled: January 12, 2022Date of Patent: May 7, 2024Inventors: Ig Lae Jo, Yong Je Kang
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Patent number: 11920009Abstract: The present disclosure provides a masterbatch polyamide polymer capable of conferring stain resistance to a terminated polyamide polymer while substantially maintaining the processability of the terminated polyamide polymer.Type: GrantFiled: February 16, 2021Date of Patent: March 5, 2024Assignee: AdvanSix Resins & Chemicals LLCInventors: Veera Nelliappan, David J. Loy, Farzaneh Talebi, Joseph Weston, Ann Schoeb
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Patent number: 11912862Abstract: Polyester resin compositions that are desirable for use in solvent-borne metal packaging and coil coating applications, the composition comprising: (a) a polyester comprising residues of: (i) terephthalic acid and isophthalic acid; and (ii) a blend of at least two glycols; wherein the amount of terephthalic acid is 15 mole percent to 20 mole percent and the amount of isophthalic acid is 80 to 85 mole percent wherein the total amount of terephthalic acid and isophthalic acid in the resin equals 100 mole percent; and (b) a non-aqueous solvent; wherein the composition remains clear at a temperature of 20-30° C. for at least 120 days.Type: GrantFiled: February 5, 2020Date of Patent: February 27, 2024Assignee: Eastman Chemical CompanyInventors: Katelyn Rose Houston, Jeremy Richard Lizotte, Jessica Nicole Aldred, John Thorton Maddox
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Patent number: 11891550Abstract: Curable silicone pressure sensitive adhesive compositions and films suitable for sealing and adhering substrates for optically clear electronic devices are described. The curable silicone pressure sensitive adhesive compositions are suitable as films or encapsulants for adhering electronic devices, e.g., LCD display, LED display, flexible display, touch screen, and flexible thin film photovoltaic module.Type: GrantFiled: March 29, 2021Date of Patent: February 6, 2024Assignee: HENKEL AG & CO. KGaAInventors: Yuxia Liu, Matthew Ahearn
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Patent number: 11884759Abstract: This application relates to a low-dielectric thermally curable resin composition for solving a problem of increased transmission loss. In one aspect, the low-dielectric thermally curable resin composition includes a (meth)acrylic monomer having an alicyclic heterocycle, a polyfunctional (meth)acrylic monomer, an initiator, and a curing accelerator, and a low dielectric material prepared therefrom. Various embodiments can provide excellent low dielectric properties with a dielectric constant (Dk) in a high frequency area of 1 to 20 GHz of less than, for example, 3.28. In addition, the low dielectric material can have a significantly reduced transmission loss with a dissipation factor (Df) in an area of 1 to 20 GHz of less than, for example, 0.008, and thus, may implement excellent transmission properties in excellent 5G mobile communication.Type: GrantFiled: December 2, 2021Date of Patent: January 30, 2024Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTEInventors: Myong Jae Yoo, Churl Seung Lee
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Patent number: 11738526Abstract: A method and apparatus for manufacturing a composite part is provided. A composite laminate is formed upon a first tool that provides a first mold line for the composite laminate. A second tool is placed against the composite laminate in which a tooling surface of the second tool is used to create a second mold line for the composite laminate. The second tool is formed from a plurality of prefabricated sections joined by a joining material in which the tooling surface is formed by a layer adhered to the plurality of prefabricated sections and the joining material.Type: GrantFiled: September 30, 2019Date of Patent: August 29, 2023Assignee: The Boeing CompanyInventor: Michael J. Fleming
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Patent number: 11697643Abstract: The present invention is directed to the use as a reactive component in the curing of compositions based on epoxy resins of a functionalized ?-angelica lactone (XOMAL) having the general formula: wherein: Ra is a C1-C30 alkyl, C3-C30 cycloalkyl, C6-C18 aryl or C2-C12 alkenyl group.Type: GrantFiled: October 18, 2021Date of Patent: July 11, 2023Assignee: Henkel AG & Co. KGaAInventors: Kenji Ito, Andreas Taden
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Patent number: 11618822Abstract: An organic-inorganic hybrid resin is formed by reacting a polyol organic resin with a polysilsesquioxane polymer. The organic-inorganic hybrid resin has T0, T1, T2, and T3 signals of 29Si-NMR, wherein a ratio of the sum of 3 times the integral value of T0 signal and 2 times the integral value of T1 signal and the integral value of T2 signal and the integral value of T3 signal ((3T0+2T1+T2)/T3) is from 0.3 to 1.2, wherein the T0 signal range is 35 ppm to 40 ppm, the T1 signal range is 48 ppm to 53 ppm, the T2 signal range is 55 ppm to 62 ppm, and the T3 signal range is 63 ppm to 72 ppm.Type: GrantFiled: December 30, 2020Date of Patent: April 4, 2023Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yuan-Chang Huang, Shu-Yun Chien, Ya-Tin Yu, Wei-Cheng Tang
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Patent number: 11597668Abstract: A method and system is provided for treating waste generated from manufacturing operations including at least one of Printed Circuit Boards Fabrication (PCB FAB), General Metal Finishing (GMF), semiconductors manufacturing, chemical milling, and Physical Vapour Deposition (PVD). The method and system are used to create zero liquid discharge recycling.Type: GrantFiled: November 7, 2021Date of Patent: March 7, 2023Assignee: GreenSource Fabrication LLCInventor: Alexander Slavomir Stepinski
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Patent number: 11535778Abstract: The invention relates to an adhesive film which comprises a layer of an adhesive that comprises one or more polymers and at least one peroxide, characterized in that the adhesive comprises at last 50% by weight of thermoplastic polymers that do not have C?C multiple bonds, in that at least one peroxide has the general structural formula R—O—O—R?, wherein R and R? each represent organyl groups or together represent a cyclic organyl group, and in that the peroxide in solution has a 1-minute half-life temperature of less than 200° C. In a preferred embodiment, the thermoplastic polymer is a polyurethane and the peroxide is a dicumyl peroxide.Type: GrantFiled: April 26, 2019Date of Patent: December 27, 2022Assignee: tesa SEInventors: Marco Kupsky, Thilo Dollase, Matthias Koop, Philipp Preuss
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Patent number: 11529648Abstract: The disclosure relates to a self-healing laminate composition. The composition includes a first, self-healing layer with a self-healing polymer and a second, mechanical layer adjacent to the first layer. The second layer includes any desired polymer, for example a crosslinked polymer, a thermoplastic polymer, or a functional thermoset polymer. Self-healing polymers with dynamic covalent bonds are suitable, for example those with dynamic urea bonds and/or dynamic urethane bonds. A self-healing polymer that is damaged can undergo autonomous repair when separated surfaces re-contact each other due to the soft nature of the self-healing polymer, whereupon reversible bonds can reform to rejoin and repair the damaged self-healing polymer. When the self-healing laminate according to the disclosure is damaged, the self-healing mechanism of the first layer can cause the repair of both layers.Type: GrantFiled: January 29, 2020Date of Patent: December 20, 2022Assignee: BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITYInventors: Muhammad Rabnawaz, Ajmir Khan
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Patent number: 11377746Abstract: A sensor (4) for monitoring cathodic protection (CP) levels, i.e. cathodic protection potential and current capacity, the sensor being arranged to perform measurements of galvanic current and polarized potential between, on one hand, a reference object and, on the other hand, one of: i) a sacrificial anode (2) and ii) a protected component (1). The sensor comprises a reference electrode (5) in electrical and electrochemical contact with a metal sensing element (6) which has a defined surface area (6?) exposed to an electrolyte, the sensing element electrically coupled to one of the sacrificial anode (2) or the protected component (1) via a resistor (15) and a switch (12).Type: GrantFiled: September 19, 2017Date of Patent: July 5, 2022Assignee: Vetco Gray Scandinavia ASInventors: Lars Artun, Mariano Iannuzzi, Marco Rapone
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Patent number: 11351520Abstract: A crosslinked resin made up of polymerized units of a linear polyamine with at least 3 primary and/or secondary amine functionalities and a bisacrylamide. The crosslinked polymers are porous spherical particles with a BET surface area in the range of 50-120 m2/g. A method of the synthesizing the crosslinked polymer is specified. A method for using the crosslinked resin as an adsorbent material in removing pollutants including organic dyes (e.g. Congo red, Rhodamine B) and heavy metals from an aqueous solution or an industrial wastewater sample is also described.Type: GrantFiled: November 11, 2019Date of Patent: June 7, 2022Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Nisar Ullah, Abdul Waheed, Muhammad Mansha, Izzat Wajih Kazi
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Patent number: 11186696Abstract: Reversibly cross-linkable foam is provided. The reversibly cross-linked foam includes a first polymeric material, at least one reversibly cross-linkable monomer polymerized with the first polymeric material, and at least one blowing agent. The reversibly cross-linkable co-polymeric foam is thermally stable at temperatures of at least 10 degrees higher than otherwise identical polymeric foam that does not include the reversibly cross-linkable agent polymerized with the first polymeric material.Type: GrantFiled: September 24, 2019Date of Patent: November 30, 2021Assignee: Owens Corning Intellectual Capital, LLCInventor: Matthew Daniel Gawryla
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Patent number: 10870738Abstract: A polyester sheet including a polyester (A), a 4-methyl-1-pentene polymer (B) having a specific heat of fusion and a meso diad fraction (m) of 98.5 to 100%, and a compatibilizing agent (C), wherein content proportions of the (A), (B), and (C) are 60 to 98.9 parts by mass for (A), 1 to 25 parts by mass for (B), and 0.1 to 15 parts by mass for (C), when a total content of (A), (B), and (C) is set as 100 parts by mass, and wherein (B) satisfies the requirements (a) to (d) described herein.Type: GrantFiled: December 13, 2017Date of Patent: December 22, 2020Assignee: MITSUI CHEMICALS, INC.Inventors: Masakazu Tanaka, Toyoaki Sasaki, Yasuhito Tsugane, Kenkichi Yoshida, Kenjiro Takamine, Masahiko Okamoto, Takanori Tada
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Patent number: 10273330Abstract: The present invention relates to unsaturated carboxylic acid ester obtained from or through the use of a source material defined below in formula (I): A(0.9-1.2)(B+C)(1.0)??(I) wherein the figures set in parentheses indicate the molar proportion of source material A to the sum of source materials B and C, and wherein the following meanings apply: A: unsaturated dicarboxylic acid, B: a hard diol segment, C: a soft diol segment selected from among compounds having a continuous chain between two hydroxyl groups, which have a length of 5 to 30 atoms, wherein the molar ratio of B:C is between 5:95 and 95:5. Furthermore, it relates to unsaturated polyester resin comprising said unsaturated carboxylic acid ester as defined above and a reactive diluents as well as molded articles, coatings, and surface textiles coated, saturated, laminated, and impregnated from or with a thermoset, which was obtained by hardening said unsaturated polyester resin.Type: GrantFiled: June 19, 2013Date of Patent: April 30, 2019Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Reinhard Lorenz, Monika Bauer, Sebastian Steffen
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Patent number: 9700627Abstract: Poly(?-amino esters) prepared from the conjugate addition of bis(secondary amines) or primary amines to a bis(acrylate ester) are described. Methods of preparing these polymers from commercially available starting materials are also provided. These tertiary amine-containing polymers are preferably biodegradable and biocompatible and may be used in a variety of drug delivery systems. Given the poly(amine) nature of these polymers, they are particularly suited for the delivery of polynucleotides. Nanoparticles containing polymer/polynucleotide complexes have been prepared. The inventive polymers may also be used to encapsulate other agents to be delivered. They are particularly useful in delivering labile agents given their ability to buffer the pH of their surroundings.Type: GrantFiled: July 28, 2015Date of Patent: July 11, 2017Assignee: Massachusetts Institute of TechnologyInventors: Robert S. Langer, David M. Lynn, David A. Putnam, Mansoor M. Amiji, Daniel Griffith Anderson
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Patent number: 9340704Abstract: A coating composition capable of curing to a high hardness by exposure to sunlight. More particularly, the coating composition comprises a high molecular weight polyurethane (meth)acrylate or methacrylate dissolved in one or more non-alcohol solvent, a visible light photoinitiator, and an alcohol solubilizer.Type: GrantFiled: April 8, 2014Date of Patent: May 17, 2016Assignee: Dymax CorporationInventors: Christopher Alan Cayer, James Aerykssen, Ahmet Nebioglu
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Patent number: 9212256Abstract: The invention relates to an unsaturated polyester resin comprising a) a lactic acid-modified unsaturated polyester and b) a copolymerizable comonomer, with replacement, with lactic acid, in the composition of an initial polyester, of: i) up to 90 mol % of phthalic anhydride of the acid component of the initial polyester, the acid component comprising from 80 to 20 mol % of maleic anhydride (MA) or fumaric acid, and from 20 to 80 mol % of phthalic anhydride (PA), the polyol component of the initial polyester comprising from 50 to 100 mol % of propylene glycol (PG) and from 0 to 50 mol % of a polyol among ethylene glycol (EG), diethylene glycol (DEG), dipropylene glycol (DPG) and/or 1,3-butylene glycol and/or 1,4-butanediol and/or neopentyl glycol (NPG), ii) up to 100% of a polyol from DPG and DEG, present in an initial overall molar amount ranging up to 50% of the polyol component of the initial polyester and also comprising PG, with the acid component of the initial polyester being maleic anhydride (MA) or fType: GrantFiled: June 8, 2011Date of Patent: December 15, 2015Inventors: Guillaume Cledat, Oscar Gadea Ugarte, Jérome Mazajczyk, José Ignacio Royo
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Patent number: 9133336Abstract: Fiber-matrix material curable thermally by radical polymerization, comprising (A) a polymeric matrix curable thermally by radical polymerization, (B) at least one kind of reinforcing fibers and (C) at least one particulate initiator of the radical polymerization, having an average particle size of 5 nm to 500 ?m, as measured by static light scattering, and selected from the group consisting of benzpinacol and substituted benzpinacols; processes for producing it, and its use for producing fiber-reinforced thermoset moldings.Type: GrantFiled: April 23, 2012Date of Patent: September 15, 2015Assignees: BYK-CHEMIE GMBH, ELANTAS GMBHInventors: Joerg Hinnerwisch, Gerard Hubertus Louis Reestman, Peter Walter Stannek, Michael Alfred Koska, Klaus-W. Lienert
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Publication number: 20150147929Abstract: Compositions of biobased polymer blends of polymers of polybutylene succinate (PBS) or polybutylene-adipate-terephthalate (PBAT) and a polyhydroxyalkanoate copolymer are described. In certain embodiments, the copolymer is a multiphase copolymer blend having one phase a glass transition temperature of about ?5° C. to about ?50° C. Methods of making the compositions of the invention are also described. The invention also includes articles, films and laminates comprising the compositions.Type: ApplicationFiled: June 5, 2013Publication date: May 28, 2015Inventors: Rajendra K. Krishnaswamy, Johan van Walsem, Oliver P. Peoples, Yossef Shabtai, Allen R. Padwa
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Patent number: 9039979Abstract: The present disclosure relates to an apparatus and process for forming medical devices from an injectable composition. The apparatus includes a supply assembly configured to maintain and selective dispense a first precursor and a second precursor, a mixing assembly configured to mix the first and second precursors, and at least one catalyzing element including a transition metal ion to aid in the polymerization of the first and second precursors. The process includes dispensing a volume of the first precursor and a volume of the second precursor into a mixing assembly and mixing the first and second precursors. The first and second precursors each possess a core and at least one functional group known to have click reactivity with each other. The mixed precursors are contacted with a transition metal catalyst to produce a flowable composition for use as a medical device.Type: GrantFiled: February 22, 2010Date of Patent: May 26, 2015Assignee: Sofradim ProductionInventors: Sébastien Ladet, Philippe Gravagna
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Patent number: 9000086Abstract: The present invention relates to a thermally curable resin composition for a protective film including an alkoxy group-containing silane-modified epoxy resin as an essential component, a protective film of a color filter prepared from the same, and a liquid crystal display device including the same. The thermally curable resin composition for a protective film of the present invention includes an alkoxy group-containing silane-modified epoxy resin as an essential component to have excellent film strength and adhesive strength, and thus may be effectively used in a protective film of a color filter for a liquid crystal display device.Type: GrantFiled: July 12, 2011Date of Patent: April 7, 2015Assignee: LG Chem, Ltd.Inventors: Soon Chun Mok, Seung Hee Lee, Jong Hwi Hwang, Beom Su Park, Sung Hyun Kim
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Publication number: 20150094422Abstract: Amide compounds are defined and are polymerized to create polyesters and polyurethanes having amide units bearing a pendant functional group, where the nitrogen atom of the amide group is part of the polymer backbone. The pendant functional group of the functionalized amide polymer may be modified or added by post polymerization functionalization of the functionalized amide polymer. The pendant functional group of the functionalized amide polymer may include a protecting group that may be removed after polymerization. The pendant functional groups of the functionalized amide polymers may be used to modulate the physical, chemical and biological properties of the polymers.Type: ApplicationFiled: March 1, 2013Publication date: April 2, 2015Inventors: Abraham Joy, Sachin Gokhale, Ying Xu
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Publication number: 20150080535Abstract: The present invention relates to a process for the preparation of a hydroxy-amino polymer, comprising the steps: a) reacting an H-functional starter compound carrying at least one Zerewitinoff-active H atom with an unsaturated cyclic carboxylic acid anhydride to give a carboxyl-group-carrying prepolymer, b) reacting the carboxyl-group-carrying prepolymer with at least one epoxide compound to give a hydroxyl-group-carrying prepolymer, c) adding a primary amine and/or ammonia to the double bond of the hydroxyl-group-carrying prepolymer obtained according to step b) to give the hydroxy-amino polymer, wherein the ratio of the amount of carboxylic acid anhydride to the number of Zerewitinoff-active H atoms of the H-functional starter compound is so chosen that almost all the Zerewitinoff-active H atoms of the H-functional starter compound are reacted.Type: ApplicationFiled: December 17, 2012Publication date: March 19, 2015Inventors: Jörg Hofmann, Klaus Lorenz, Hartmut Nefzger
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Patent number: 8957164Abstract: An unsaturated polyester resin composition comprising an unsaturated polyester, an acetoacetate functional monomer; a multifunctional di- or tri-acrylate monomer; and an allyl ether-functional monomer/oligomer, wherein the resin composition is substantially free of styrene.Type: GrantFiled: March 15, 2013Date of Patent: February 17, 2015Assignee: The Sherwin-Williams CompanyInventor: David M. Parish
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Publication number: 20150032137Abstract: A biphasic material and devices comprising the same are provided for the development of conductive conduits that may be used for the treatment of peripheral nerve injury. These devices or conduits are designed such that repeated electric field gradients can be initiated to promote neurite and axonal outgrowth. Conducting conduits using doped synthetic and/or natural polymers create specifically patterned high and low conducting segmented materials, which are mechanically used to produce the electrical properties needed for nerve conduits. These electrical properties stimulate neurite outgrowth and axonal repair following a peripheral nerve transection.Type: ApplicationFiled: March 15, 2013Publication date: January 29, 2015Applicant: WAKE FOREST UNIVERSITY HEALTH SCIENCESInventors: William D. Wagner, Nicole Levi-Polyachenko, Tabitha Rosenbalm, Louis C. Argenta, Michael J. Morykwas
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Patent number: 8937135Abstract: The present invention relates to biodegradable polymer mixtures comprising i) 40% to 95% by weight, based on the total weight of components i to ii, of at least one polyester based on aliphatic or aliphatic and aromatic dicarboxylic acids and aliphatic dihydroxy compounds; ii) 5% to 60% by weight, based on the total weight of said components i to ii, of polyalkylene carbonate, particularly polypropylene carbonate; iii) 0% to 60% by weight, based on the total weight of said components i to iii, of at least one biodegradable homo- or copolyester selected from the group consisting of polylactic acid, polycaprolactone and polyhydroxyalkanoate, and/or of an inorganic or organic filler; iv) 0% to 10% by weight, based on the total weight of said components i to ii, of an epoxy-containing copolymer based on styrene, acrylic ester and/or methacrylic ester, and v) 0% to 15% by weight of an additive selected from the group consisting of lubricant, antiblocking agent, antistat, UV absorber, UV stabilizer, thermal stabilType: GrantFiled: September 21, 2009Date of Patent: January 20, 2015Assignee: BASF SEInventors: Tobias Heinz Steinke, Hans-Helmut Görtz, Jürgen Ahlers, Freddy Gruber, Gabriel Skupin
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Patent number: 8927655Abstract: Flame-retardant material comprising: a matrix comprising, preferably consisting of, at least one organic polymer; a flame-retardant agent selected from metal hydroxides; and a coupling agent forming an interface between the matrix and the flame-retardant agent; wherein the matrix comprises at least 50% by mass of at least one biopolymer, and the coupling agent consists of a copolymer of ethylene and vinyl acetate (EVA), comprising at least 40% by mass of vinyl acetate (VA), grafted with maleic anhydride. Electrical installation box or electrical cable tube, conduit, comprising said material. Use of said material for manufacturing electrical installation boxes or electrical cable tubes.Type: GrantFiled: August 9, 2012Date of Patent: January 6, 2015Assignee: Schneider Electric Industries SASInventors: Alexander Siegrist, Per Eriksson
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Publication number: 20140371403Abstract: A stent having a stent body made from a crosslinked bioabsorbable polymer is disclosed. A method of making the stent including exposing a tube formed from a bioabsorbable polymer to radiation to crosslink the bioabsorbable polymer and forming a stent body from the exposed tube is disclosed. The tube can include a crosslinking agent which induces crosslinking upon radiation exposure. Additionally or alternatively, the bioabsorbable polymer can be a copolymer that crosslinks upon exposure to radiation in the absence of a crosslinking agent.Type: ApplicationFiled: August 27, 2014Publication date: December 18, 2014Inventor: Lothar W. Kleiner
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Publication number: 20140348896Abstract: Pre-polymers for use as tissue sealants and adhesives, and methods of making and using thereof are provided. The pre-polymers have flow characteristics such that they can be applied through a syringe or catheter but are sufficiently viscous to remain in place at the site of application and not run off the tissue. The pre-polymers are also sufficiently hydrophobic to resist washout by bodily fluids. The pre-polymers are stable in bodily fluids; that is the pre-polymer does not spontaneously crosslink in bodily fluids absent the presence of an intentionally applied stimulus to initiate crosslinking. Upon crosslinking, the adhesive exhibits significant adhesive strength in the presence of blood and other bodily fluids. The adhesive is sufficiently elastic that it is able to resist movement of the underlying tissue. The adhesive can provide a hemostatic seal. The adhesive is biodegradable and biocompatible, causing minimal inflammatory response.Type: ApplicationFiled: May 23, 2014Publication date: November 27, 2014Applicants: Massachusetts Institute of Technology, The Brigham and Women's Hospital, Inc., The Children's Medical Center CorporationInventors: Jeffrey M. Karp, Pedro del Nido, Nora Lang, Robert S. Langer, Maria Jose M.N. Pereira, Yuhan Lee
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Publication number: 20140309378Abstract: This invention relates to an unsaturated polyester resin composition characterized in that the resin composition comprises a. An unsaturated polyester resin comprising fumaric, maleic and/or itaconic building blocks, b. At least one vinyl ester as reactive diluent, c. An iron complex and/or salt, and d.Type: ApplicationFiled: December 5, 2012Publication date: October 16, 2014Inventors: Johan Franz Gradus Antonius Jansen, Iris Hilker, Guido Joseph Elisabeth Hensen, Silvana Rensina Antonnietta Di Silvestre
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Patent number: 8859682Abstract: The invention relates to a tape-like packaging element made from a polyester-based plastic tape, the plastic tape comprising at least one splicing inhibitor, wherein the splicing inhibitor is a thermoplastic, styrene-based polymer.Type: GrantFiled: June 24, 2011Date of Patent: October 14, 2014Assignee: Teufelberger Gesellschaft m.b.H.Inventors: Thomas Krziwanek, Klaus Brzezowsky
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Patent number: 8846824Abstract: The invention relates to a methylmethacrylate-butadiene-styrene (MBS) core/shell polymer impact modifier containing functionalization in the shell. The functionalized MBS is useful as an impact modifier in engineering resins, and especially in blends of engineering resins, particularly where the blend contains both functional and non-functional resins. One specific engineering resin blend having excellent low temperature impact performance is a polycarbonate (PC)/polyethylene terephthalate (PET) blend with the functional MBS of the present invention.Type: GrantFiled: February 24, 2009Date of Patent: September 30, 2014Assignee: Arkema Inc.Inventors: Jason M. Lyons, Navneeth K. Singh, Xianfeng Shen
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Patent number: 8822605Abstract: Graft copolymer (P) which exhibit pH dependent swelling/dissolution properties comprising a hydrophobic back-bone and graft chains comprising acidic monomer. This Graft copolymer (P) do not swell or dissolve at acidic pH prevalent in the stomach and they swell/dissolve at near neutral pH prevalent in the intestinal region. The graft copolymer (P) is useful for the development of drug delivery formulations particularly for oral drug delivery formulations.Type: GrantFiled: March 5, 2010Date of Patent: September 2, 2014Assignee: Council of Scientific & Industrial ResearchInventors: Ramesh Muthusamy, Mohan Gopalkrishna Kulkarni
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Patent number: 8815969Abstract: A novel UV-curable coating includes acrylated soybean oil, a hyperbranched acrylate, an optional adhesion promoter, and an optional renewable reactive diluent.Type: GrantFiled: January 31, 2012Date of Patent: August 26, 2014Assignee: NDSU Research FoundationInventor: Zhigang Chen
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Patent number: 8802197Abstract: The invention relates to a method of producing an article comprising an interpenetrating polymer network (IPN) and an IPN comprising article e.g. obtainable by this method. The method comprises providing a polymer substrate e.g. shaped to provide the desired article and applying it in a reaction chamber, providing at least one monomer for an interpenetrating polymer, exposing said polymer substrate in said reaction chamber to said at least one monomer in the presence of an impregnation solvent comprising CO2 under conditions wherein said CO2 is in its liquid or supercritical state and polymerizing and optionally cross linking said at least one monomer to form an interpenetrating polymer in the presence of a polymerization solvent under conditions wherein at least a part of said at least one monomer is dissolved in said polymerization solvent.Type: GrantFiled: November 5, 2007Date of Patent: August 12, 2014Assignee: PTT Holding APSInventors: Martin Alm, Maike Benter, Anne Marie Jensen, Joachim Karthäuser, Kjeld Schaumburg