Forming One Layer By Uniting And Expanding Expandable Thermoplastic Beads Or Particles Patents (Class 264/45.4)
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Patent number: 12226991Abstract: A vinyl fabric includes a polymeric film supported on a substrate. The polymeric film is provided from a composition that includes one or more chlorinated resins (particularly PVC), at least one polymeric plasticizer, large amounts of TiO2, and at least one antioxidant. The combination of the plasticizer, titania and antioxidant provides the film, and in turn the fabric, with improved resistance to discoloration, particularly pink staining as results from the presence of chromophores produced by Streptoverticillium reticulum.Type: GrantFiled: February 10, 2019Date of Patent: February 18, 2025Assignee: SURTECO NORTH AMERICA, INC.Inventors: William Ronald Bell, John R. Coulter, Marilyn Germano
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Patent number: 12098235Abstract: There is described a foamed isocyanate-based polymer derived from a reaction mixture comprising: an isocyanate; a polyol composition comprising a first prescribed amount of polymer particles dispersed in a base polyol; a second prescribed amount of biomass-based carbonaceous particulate material; and a blowing agent. In one embodiment, the foamed isocyanate-based polymer having an Indentation Force Deflection when measured pursuant to ASTM D3574-11 which is within about 15% as that of a reference foam produced by omitting the biomass-based carbonaceous particulate material from the reaction mixture and increasing the amount of polymer particles in the polymer polyol composition to equal the sum of the first prescribed amount and the second prescribed amount.Type: GrantFiled: June 29, 2017Date of Patent: September 24, 2024Assignee: Proprietect L.P.Inventors: Derrick William Smith, Thomas Robert Beamish, Paul David Hurrell
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Patent number: 11426705Abstract: Disclosed is a composite of a particulate and polymer, the composite characterized by less than enough polymer to fully occupy the available excluded volume of the particulate of the composite. The resulting composite is characterized by the particulate partially covered by the polymer leaving a substantial surface area uncovered.Type: GrantFiled: August 4, 2017Date of Patent: August 30, 2022Assignee: Tundra Composites, LLCInventor: Kurt Heikkila
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Patent number: 11325222Abstract: An embodiment relates to a porous polyurethane polishing pad for use in a chemical mechanical planarization (CMP) process of semiconductors and a process for preparing the same. In the porous polyurethane polishing pad, the polishing performance (or polishing rate) thereof can be controlled by adjusting the size and distribution of pores in the polishing pad.Type: GrantFiled: January 9, 2018Date of Patent: May 10, 2022Assignee: SKC solmics Co., Ltd.Inventors: Hye Young Heo, Jang Won Seo, Hyuk Hee Han
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Patent number: 11242168Abstract: The invention relates to a device for moving a cushioning means towards a transport container, comprising a cushioning means dispensing device for the cushioning means and a transport container supply device for supplying the transport container. According to the invention, the cushioning means dispensing device has an ejection device which ejects the cushioning means out of the cushioning means dispensing device such that the cushioning means moves towards the supplied transport container along a ballistic trajectory which has a horizontal component at least temporarily.Type: GrantFiled: January 23, 2019Date of Patent: February 8, 2022Assignee: Storopack Hans Reichenecker GMBHInventors: Torsten Junga, René Kuhn, Viktor Balasa, Christoph Prinzler
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Patent number: 11028246Abstract: An absorbent article containing a polyolefin film is provided. The polyolefin film is formed by a thermoplastic composition containing a continuous phase that includes a polyolefin matrix polymer and nanoinclusion additive is provided. The nanoinclusion additive is dispersed within the continuous phase as discrete nano-scale phase domains. When drawn, the nano-scale phase domains are able to interact with the matrix in a unique manner to create a network of nanopores.Type: GrantFiled: June 6, 2014Date of Patent: June 8, 2021Assignee: Kimberly-Clark, Inc.Inventors: Vasily A. Topolkaraev, Ryan J. McEneany, Antonio J. Carrillo, Mark M. Mleziva, Andy J. Meyer
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Patent number: 10908032Abstract: A contact detection device detects pressure over a wide range, be applied to even a three-dimensional structure, and detect predetermined contact pressure or more. A volume space 4 is between a base 1 that is composed of a foamed synthetic resin 10 with a particular shape and the foamed synthetic resin body 10 that is composed of the foamed synthetic resin with a particular shape and covers the foamed synthetic resin body 10. The volume space 4 is on either or both of the base 1 and the foamed synthetic resin 10. Air in the volume space 4 is prevented from leaking trough the base 1 and the foamed synthetic resin 10 to open air. At least one flow sensor 70 detects flow rate (liter/second) of air that flows from the volume space 4 to open air.Type: GrantFiled: February 8, 2017Date of Patent: February 2, 2021Assignee: MIE ROBOT EXTERIOR TECHNOLOGY LABORATORY CO., LTD.Inventor: Daisuke Mori
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Patent number: 10500772Abstract: A manufactured building panel having a building panel frame that defines a cavity and having an injection aperture in fluid communication with the cavity, and an expanded foam disposed within and filling the cavity. A fabric covers and is bonded to a front surface and a rear surface of the frame to enclose the cavity. The expanded foam is formed by injecting an expandable polymer through the injection aperture and into the cavity, which expands to fill the cavity and permeate the fabric, and to cure to form the expanded foam that bonds to the frame and the fabric.Type: GrantFiled: July 7, 2017Date of Patent: December 10, 2019Inventor: Bryan Scott Mello
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Patent number: 10208191Abstract: A rotomolded article can have one or more layers, including a layer A. The layer A can have from 50 to 99.4 wt % of a polyolefin, from 0.5 to 50 wt % of a polyester, and from 0.1 to 20 wt % of a co- or ter-polymer. The co- or ter-polymer can have 50 to 99.9 wt % of an ethylene or a styrene monomer, 0.1 to 50 wt % of an unsaturated anhydride-containing monomer, epoxide-containing monomer or carboxylic acid-containing monomer, and 0 to 50 wt % (meth)acrylic ester monomer.Type: GrantFiled: September 7, 2012Date of Patent: February 19, 2019Assignee: Total Research & Technology FeluyInventor: Eric Maziers
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Patent number: 10099463Abstract: A layered stack is created by placing webs of adhesive on opposite sides of web of cushioning layer and placing outer webs outside the webs of adhesive. An outer surface of a rotating drum is heated by heating oil inside the drum. An endless belt is heated by at least one heater. The layered stack is pulled between the heated endless belt and the heated rotating drum via a motorized drive assembly which rotates the endless belt. Both sides of the layered stack are heated enough to melt each web of adhesive when the layered stack passes between the heated moving endless belt and the heated rotating drum.Type: GrantFiled: April 10, 2017Date of Patent: October 16, 2018Assignee: L&P Property Management CompanyInventors: Terrance L. Myers, Matthew C. Smallwood
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Patent number: 9931770Abstract: A foam composite with a skin formed in one shot by charging plastic powders or minute particles together with polyolefin pellets that can be cross-linked and foamed in a mold, and heating the mold while rotating. The composite absorbs almost no moisture, having satisfactory strength, being excellent as an insulating material. Further, providing a covering of a non-foaming or a slightly foaming material to the pellet of polyolefin that can be cross-linked and foamed, and conducting the forming, foamed granules as a core, and a covering of a reinforcing member for the core.Type: GrantFiled: March 5, 2012Date of Patent: April 3, 2018Assignee: SUMATICS BLADES LIMITEDInventors: Naonori Shiina, Hideo Sekiguchi, Toshio Horie, Akira Kitaichi, Susumu Nakano, Hiroo Miyairi, Hiroko Nakano, Shinya Nakano
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Patent number: 9862165Abstract: An at least two layer rotomolded article can include a layer A and a layer B. Layer A can include an aliphatic polyester selected from polyhydroxyalkanoate, poly(lactic acid), polycaprolactone, copolyesters and polyesteramides. Layer A can include a polyolefin. Layer A can include a co- or ter-polymer that includes ethylene or styrene monomer, an unsaturated anhydride-containing monomer, epoxide-containing monomer, or carboxylic acid-containing monomer, and a (meth)acrylic ester monomer. Layer B can include a polyolefin and a polyester. Layer B can include a co- or ter-polymer that includes an ethylene or a styrene monomer, an unsaturated anhydride-containing monomer, epoxide-containing monomer, or carboxylic acid-containing monomer, and a (meth)acrylic ester monomer.Type: GrantFiled: September 7, 2012Date of Patent: January 9, 2018Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventor: Eric Maziers
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Patent number: 9862169Abstract: A rotomolded article having one or more layers includes a layer A. The layer A includes from 50 to 99.4 wt % of a polyolefin; from 0.5 to 50 wt % of a polyester; from 0.1 to 20 wt % of a co- or ter-polymer; and from 0.1 to 20 wt % of an ionomer.Type: GrantFiled: March 4, 2014Date of Patent: January 9, 2018Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventor: Eric Maziers
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Patent number: 9745404Abstract: Provided is a resin molded article for an automobile interior material, the resin molded article achieving both resin strength permitting formation of a thin film, and crease resistance. This molded article is to be used in an automobile interior material, the resin molded article being obtained by slush-molding a powdered thermoplastic urethane urea resin composition (P) that satisfies (1)-(5) below, said resin composition (P) containing an additive and a thermoplastic urethane urea resin (U) obtained by reacting a high-molecular diol (a), a linear alkane diol (b), a monool (c), a diamine (d), and an organic diisocyanate (e): (1) (a) contains a specific polyester diol; (2) the weight of (b) is within a specific range relative to the total weight of (a)-(e); (3) the tensile strength of a film comprising (P) is 8.0 MPa or higher; (4) the storage modulus of (P) at 130° C. is 0.1-5.0 MPa; (5) the ratio of the storage modulus of (P) at 50° C. to the storage modulus at 23° C.Type: GrantFiled: April 23, 2015Date of Patent: August 29, 2017Assignees: SANYO CHEMICAL INDUSTRIES, LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kenta Nose, Koichi Saito, Osami Yamada, Hiroyuki Ishii, Daisuke Taniguchi
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Patent number: 9636854Abstract: A method for producing a skin-covered foamed molded article includes blow molding a parison into a skin and heating expanded polystyrene beads filled in a hollow space of the skin to form a foam layer fuse-bonded to the skin, polystyrene resin composition having specific Charpy impact strength, MFR and branching degree. The skin of the skin-covered foamed molded article is formed of the specific polystyrene resin composition.Type: GrantFiled: August 24, 2015Date of Patent: May 2, 2017Assignee: JSP CORPORATIONInventors: Masahiro Gomibuchi, Tomoo Tokiwa
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Patent number: 9346237Abstract: The plastic structural article includes an elongated tubular shell having opposed end sections, a middle section there between and an interior cavity. The interior cavity has a foam core situated therein. The foam core comprises steam expandable polymer beads which when expanded substantially fill the interior cavity. The bead and shell are of a similar plastic composition enabling the articles to be reground and recycled. An apparatus for forming the articles and an associated method of manufacture are also disclosed.Type: GrantFiled: March 15, 2013Date of Patent: May 24, 2016Inventor: Richard W. Roberts, Jr.
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Patent number: 9272484Abstract: In at least one embodiment, a plastic article comprises a first plastic layer having a periphery and defining a cavity. An expanded polymer particle core is formed in-situ and heat-bonded to the cavity. The expanded polymer particle core has an apparent bulk density ranging from 1 lb/ft3 to 20 lb/ft3. The article supports a dynamic load or static load exceeding 1.3 lbf/in2.Type: GrantFiled: January 25, 2012Date of Patent: March 1, 2016Inventor: Richard W. Roberts, Jr.
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Patent number: 9259627Abstract: A golf club head with means for adjusting a center of gravity location along more than one axis is disclosed herein. The golf club head comprises one or more adjustable features, including a weight arm for receiving removable weights, e.g., slidable weights or weight screws, and one or more invertible weight cartridges that fit within a tube extending between the golf club head's crown and sole via an interior cavity. The weight arm fits within a rectangular, elongated recess in the sole and permits the golfer to adjust the location of one or more removable weights along its length.Type: GrantFiled: September 26, 2014Date of Patent: February 16, 2016Assignee: Callaway Golf CompanyInventors: Matthew Myers, James A. Seluga, Patrick Dawson
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Patent number: 9102086Abstract: A method of manufacturing an elongated article is recited to include extruding a first and a second layer each having peripheries. The second layer is spaced apart from and opposed to the first layer. Together, they define a cavity between them. Into that cavity particles are dispensed. The particles are expanded with an expansion fluid to form an in-situ foam core and to thermally bond the in-situ foam core to the first and second layers. The first and second layers having the thermal bond to the in-situ foam core are shaped to form the article. An elongated article from this process is also recited.Type: GrantFiled: May 3, 2012Date of Patent: August 11, 2015Inventor: Richard W. Roberts
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Publication number: 20150147507Abstract: The invention concerns an article comprising foamed polylactic acid and a process of making the same. The article can be used in the field of packaging. The foamed polylactic acid comprises expanded microspheres.Type: ApplicationFiled: April 27, 2012Publication date: May 28, 2015Applicant: SA DES EAUX MINERALES D'EVIAN SAEMEInventors: Cedric Beal, Frederic Chivrac, Anne-Flore Jacob
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Publication number: 20150128359Abstract: Disclosed is a molded foamed article, such as a midsole or outsole for footwear, made by a method in which a desired amount of thermoplastic polyurethane foam beads are placed in a compression mold in the shape of the article and the mold is brought to a peak temperature of from about 130° C. to about 180° C. over a period of from about 300 to about 1500 seconds, then cooled to from about 5° C. to about 80° C. over a period of from about 300 to about 1500 seconds within about 30 seconds after the peak temperature is reached. The foamed article made by the method has a density of from about 0.1 to about 0.45 g/cm3.Type: ApplicationFiled: January 16, 2015Publication date: May 14, 2015Inventors: Hossein A. Baghdadi, Denis Schiller, Sui-Chieh J. Yu
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Publication number: 20150118426Abstract: An in-situ molded foam core structural plastic article having an outer shell with an interior cavity filled with expandable polymer beads which when expanded substantially fill the interior cavity forming a thermal bond with the shell. The bead and shell are of a similar plastic composition enabling the articles to be reground and recycled. Various articles are disclosed including structural panels, and automotive seat, load floor, interior panel, bumper and running board components. An apparatus for forming the articles and an associated method of manufacture are also disclosed.Type: ApplicationFiled: March 28, 2013Publication date: April 30, 2015Inventor: Richard W. ROBERTS
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Publication number: 20150064403Abstract: A roll for use in an electrophotographic image forming device according to one example embodiment includes an elastomeric core having hollow microparticles dispersed within the core. The hollow microparticles are compressive and resiliently recoverable after receiving an applied force. Portions of at least some of the hollow microparticles extend beyond an outer circumference of the core and provide a surface texture to the core.Type: ApplicationFiled: August 27, 2013Publication date: March 5, 2015Applicant: Lexmark International, Inc.Inventors: James Joseph Semler, Kelly Ann Killeen
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Patent number: 8940204Abstract: A sole assembly is formed by preheating a mold assembly, placing a quantity of rubber in a first portion of a lower recess of a mold assembly; placing a middle plate in contact with a bottom plate, and an upper plate in contact with the middle plate; subjecting the top, middle, and bottom plates to heat to semi-cure the rubber in the lower recess to form an outsole member; separating the top plate, the middle plate, and the bottom plate; placing the top plate in contact with the bottom plate, with polyolefin forming a midsole above the semi-cured rubber; moving the movable insert upwardly with respect to the top plate; subjecting the top and bottom plates to heat such that the polyolefin expands within the sole recess and the polyolefin and rubber in the sole recess fully cure, cross-link, and bond to one another to form a sole assembly; cooling the top and bottom plates; and removing the sole assembly.Type: GrantFiled: April 8, 2014Date of Patent: January 27, 2015Assignee: NIKE, Inc.Inventors: Stephan Hausmann, Denis Schiller, Bryan K. Youngs
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Publication number: 20150008607Abstract: A method for producing a skin-covered polyolefin-based resin foamed molded article, including blow-molding a polyolefin parison into a skin defining a hollow space; and placing multi-layered polyolefin expanded beads in the hollow space; and heating the expanded beads placed in the hollow space to fuse-bond the expanded beads together and to fuse-bond the expanded beads to the skin, wherein the expanded beads have specific apparent density, specific average diameter, specific endothermic peaks in their DSC curve and specific melting point characteristics.Type: ApplicationFiled: July 2, 2014Publication date: January 8, 2015Inventor: Tomoo TOKIWA
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Patent number: 8926874Abstract: The present invention relates to a porous manganese oxide-based lithium absorbent and a method for preparing the same. The method includes the steps of preparing a mixture by mixing a reactant for the synthesis of a lithium-manganese oxide precursor powder with an inorganic binder, molding the mixture, preparing a porous lithium-manganese oxide precursor molded body by heat-treating the molded mixture, and acid-treating the porous lithium-manganese oxide precursor molded body such that lithium ions of the porous lithium-manganese oxide precursor are exchanged with hydrogen ions, wherein pores are formed in the lithium-manganese oxide precursor molded body by gas generated in the heat treatment. The porous manganese oxide-based lithium adsorbent according to the present invention is easy to handle and has many more adsorption reaction sites compared to existing molded adsorbents, thus providing high lithium adsorption efficiency.Type: GrantFiled: June 26, 2012Date of Patent: January 6, 2015Assignee: Korea Institute of Geoscience and Mineral Resources (KIGAM)Inventors: Kang-Sup Chung, Tae Gong Ryu, Byoung Gyu Kim, Jung Ho Ryu
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Patent number: 8894896Abstract: A method of making garment material, the method having the steps: applying coagulant (34) to a substrate (32); applying a foam (38) of the polymeric material to the substrate (32); allowing the coagulant (34) to coagulate some of the foam (38); and removing uncoagulated foam (38) from the substrate (32) to leave a layer of coagulated polymeric material on the substrate (32).Type: GrantFiled: November 20, 2004Date of Patent: November 25, 2014Assignee: A T G Ceylon (Private) LimitedInventors: John Arthur Taylor, Agampodl Sunil Shantha Mendis, Mohamed Fazal Abdeen, Howard William Thomas Goth
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Patent number: 8852486Abstract: A molded discrete low stress gasket is constructed of restructured filled PTFE for use in corrosive or severe chemical environments under relatively low bolt loads. The gasket has a gasket surface and includes a raised outer sealing ring and a raised inner sealing ring. The gasket may constructed from a restructured filled PTFE material, with the sealing rings deforming at lower pressures than the remaining portions of the gasket.Type: GrantFiled: November 6, 2007Date of Patent: October 7, 2014Assignee: Garlock Sealing Technologies, LLCInventors: T. Scott Tanner, Stefan Pitolaj
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Patent number: 8840819Abstract: An energy management system for use with a vehicle having an interior includes an elongated plastic member having a wall defining a cavity. Disposed within the cavity is an elongated first in-situ foam core member, which has a first thermal bond to the wall. The wall having a first portion facing towards the vehicle interior and a second portion opposed to the first portion. A second in-situ foam core member is connected to at least a portion of the elongated plastic member forming the energy management system. The energy management system is capable of passing a 5-mph crash test passing Federal Motor Vehicle Safety Standard 215 (FMVSS 215) Phase II.Type: GrantFiled: May 3, 2012Date of Patent: September 23, 2014Inventor: Richard W. Roberts, Jr.
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Publication number: 20140272258Abstract: The present invention relates to a recycled polystyrene foamed sheet apparatus for displaying images and a method of making the same.Type: ApplicationFiled: March 15, 2013Publication date: September 18, 2014Inventor: Michael J. SMITH
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Publication number: 20140225294Abstract: A method of manufacturing a subfloor component comprises providing a mold configured to form an insulating foam panel, the mold including pedestal-forming structures for forming the panel to have, in cross-section, a plurality of pedestals with walls that extend into the panel from a first face of the panel toward a second opposing face of the panel; placing heat-expandable beads into the mold; applying heat to the mold to expand the heat-expandable beads to form the panel with the pedestals; placing a moisture-resistant film adjacent to the pedestals; applying heat to fuse the film to at least the pedestals; and attaching a hardboard layer to the second face of the panel.Type: ApplicationFiled: October 15, 2013Publication date: August 14, 2014Inventor: Victor Amend
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Patent number: 8765035Abstract: A process for manufacturing a self-extinguishing cable including at least one transmissive element and at least one flame-retardant coating in a position radially external to the at least one transmissive element, wherein the at least one coating includes an expanded flame-retardant polymeric material having (a) at least one expandable polymer; (b) at least one expanding agent; (c) at least one flame-retardant inorganic filler, in an amount of 100 parts by weight of 250 parts by weight with respect to 100 parts by weight of the at least one expandable polymer. The process includes the following steps: (i) feeding the flame-retardant polymeric material to an extruding apparatus, therein melting and mixing it; (ii) passing the flame-retardant polymeric material obtained in step (i) through at least one static mixer; and (iii) depositing by extrusion the flame-retardant polymeric material obtained in step (ii) onto the at least one transmissive element conveyed to the extruding apparatus.Type: GrantFiled: December 24, 2003Date of Patent: July 1, 2014Assignee: Prysmian Cavi E Sistemi Energia S.R.L.Inventors: Gianbattista Grasselli, Alberto Bareggi, Cristiana Scelza, Marco Frigerio, Paolo Veggetti, Sergio Belli
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Patent number: 8747711Abstract: A sole assembly is formed by preheating a mold assembly, placing a quantity of rubber in a first portion of a lower recess of a mold assembly; placing a middle plate in contact with a bottom plate, and an upper plate in contact with the middle plate; subjecting the top, middle, and bottom plates to heat to semi-cure the rubber in the lower recess to form an outsole member; separating the top plate, the middle plate, and the bottom plate; placing the top plate in contact with the bottom plate, with polyolefin forming a midsole above the semi-cured rubber; subjecting the top and bottom plates to heat such that the polyolefin expands within the sole recess and the polyolefin and rubber in the sole recess fully cure, cross-link, and bond to one another to form a sole assembly; cooling the top and bottom plates; and removing the sole assembly.Type: GrantFiled: October 18, 2013Date of Patent: June 10, 2014Assignee: Nike, Inc.Inventors: Stephan Hausmann, Denis Schiller, Bryan K. Youngs
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Patent number: 8747710Abstract: An apparatus for producing a porous body that forms an expandable slurry containing at least inorganic powder, a foaming agent, and a binder into a sheet, causes the expandable slurry sheet to be foamed and baked, and thereby produces the porous body, the apparatus includes: a mixer preparing the expandable slurry by containing inorganic powder, a foaming agent, and a binder; a die-coater that has a discharge opening which discharges the expandable slurry provided from the mixer to an external thereof so as to shape the expandable slurry into a sheet; and a carrier sheet arranged so as to face the discharge opening of the die-coater with a gap interposed therebetween, and feeding the expandable slurry discharged from the discharge opening, wherein a flow path of the expandable slurry from inside the mixer to the discharge opening of the die-coater is hermetically sealed from an outside.Type: GrantFiled: September 24, 2012Date of Patent: June 10, 2014Assignee: Mitsubishi Materials CorporationInventors: Tetsuji Tsujimoto, Takumi Shibuya, Hiroki Ueno, Sakae Akiyama, Masahiro Wada
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Publication number: 20140110491Abstract: The plastic structural article includes an elongated tubular shell having opposed end sections, a middle section there between and an interior cavity. The interior cavity has a foam core situated therein. The foam core comprises steam expandable polymer beads which when expanded substantially fill the interior cavity. The bead and shell are of a similar plastic composition enabling the articles to be reground and recycled. An apparatus for forming the articles and an associated method of manufacture are also disclosed.Type: ApplicationFiled: March 15, 2013Publication date: April 24, 2014Inventor: Richard W. Roberts, JR.
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Publication number: 20140065351Abstract: A material with a cellular structure is formed from melt-stretched granules. Granules compressed between stretching surfaces are melted to form viscous molten layers attaching ends of the granules to the surfaces. Melted central portions of the granules are stretched by moving the surfaces away from one another. A cellular structure is thus formed between the molten layers, both of which are solidified to form a solid material. A cellular material may also be formed by melting a melt-stretchable material to form a sheet of viscous molten mass formed of opposite surface layers connected by a central portion, stretching the central portion by pulling the surface layers away from one another to generate air cells randomly distributed throughout the central portion, and solidifying the cellular core and the skins formed from the central portion and the surface layers.Type: ApplicationFiled: November 8, 2013Publication date: March 6, 2014Applicant: Fly Technologies Inc.Inventors: Robert Brent CORDNER, Glenn David HIBBARD
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Publication number: 20130280468Abstract: A method for producing a skin-covered foamed molded article includes blow molding a parison into a skin and heating expanded polystyrene beads filled in a hollow space of the skin to form a foam layer fuse-bonded to the skin, polystyrene resin composition having specific Charpy impact strength, MFR and branching degree. The skin of the skin-covered foamed molded article is formed of the specific polystyrene resin composition.Type: ApplicationFiled: March 15, 2013Publication date: October 24, 2013Applicant: JSP CORPORATIONInventors: Masahiro GOMIBUCHI, Tomoo Tokiwa
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Patent number: 8555598Abstract: A method of making thermal insulation includes, forming a thermal insulation product precursor having randomly distributed inorganic fibers and about 5-500 wt. % heat-expandable hollow microspheres in dry or slurry form and having a polymeric shell and having disposed therein a blowing agent or gas, and calcium acetate or cupric carbonate, or a combination of calcium acetate and cupric carbonate, and heating the precursor to expand the microspheres.Type: GrantFiled: February 2, 2012Date of Patent: October 15, 2013Assignee: Certainteed CorporationInventors: Christophe Wagner, Murray Toas, Kurt Mankell
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Patent number: 8551374Abstract: The invention relates to a novel, innovative industrial method for producing polystyrene (EPS) foam parts of arbitrary length and having a constant cross-section, with mixed densities located in accordance with the mechanical and thermal properties required for each application. The invention also relates to a machine (apparatus) for producing said solid parts having localized densities defined by the mechanical and thermal requirements of the application. The aforementioned products are produced by joined both longitudinally and transversely. The invention can be used to reduce the standard method to three steps, thereby resulting in a significant saving in terms of production. Moreover, unlike with the standard method, variants can be produced using the above-mentioned method, thereby increasing the range of application said type of products.Type: GrantFiled: August 30, 2007Date of Patent: October 8, 2013Assignee: Universidad de GuanajuatoInventors: Héctor Plascencia Mora, Luz Antonio Aguilera Cortés
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Publication number: 20130189470Abstract: In at least one embodiment, a plastic article comprises a first plastic layer having a periphery and defining a cavity. An expanded polymer particle core is formed in-situ and heat-bonded to the cavity. The expanded polymer particle core has an apparent bulk density ranging from 1 lb/ft3 to 20 lb/ft3. The article supports a dynamic load or static load exceeding 1.3 lbf/in2.Type: ApplicationFiled: January 25, 2012Publication date: July 25, 2013Inventor: Richard W. Roberts, JR.
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Publication number: 20130175725Abstract: A method for producing a skin-covered foamed molded article including blow-molding a parison in a mold cavity to form a skin consisting of a hollow molded body, in which the parison is in a softened state by extruding a molten thermoplastic resin, filling expanded beads in the hollow molded body, and heating and fusion bonding the beads by supplying steam via a steam supply pipe inserted into the hollow molded body. The parison is in contact with a protruding portion, formed by protrusion from an inner surface of the mold cavity to an inside of the cavity, forming a recessed portion having a shape corresponding to the protruding portion in the inward direction of the hollow molded body. A steam hole is formed in the recessed portion, a steam supply pipe is inserted into the body, and the expanded beads are heated and fusion bonded by supplying steam.Type: ApplicationFiled: January 7, 2013Publication date: July 11, 2013Applicant: JSP CORPORATIONInventor: JSP CORPORATION
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Patent number: 8470217Abstract: After heating the expandable resin beads to sealing temperature of expandable resin beads in the presence of heated steam, foam cells are sealed and cooled while controlling the foaming amount. The foaming amount is controlled by pressure control on the expandable resin beads in the mold. Mutually adjacent foam cells are softened, fused, and bonded on contact faces, and thereby a foamed molding is manufactured. This foamed molding is characterized by three-dimensional permeable pores of volume porosity of 10 to 40% among foam cells, having bending limit strength of at least 10N. Without using adhesive resin, a foamed molding having enough strength and desired porous structure is obtained.Type: GrantFiled: March 13, 2006Date of Patent: June 25, 2013Assignee: Daisen Industry Co., Ltd.Inventors: Yasutaka Tate, Akimasa Shimazaki, Shigeki Yoshimura, Iwao Nohara
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Publication number: 20130133557Abstract: A method for manufacturing a pallet includes the following steps: (a) preparing a bottom case and a top cover respectively; (b) positioning the bottom case and top cover into a mould of an EPS foams molding machine, closing the mould and filling the mould cavity with EPS beads; (c) heating to make the EPS beads expand to form an inner core which is fused with the bottom case or top cover and then doing a cooling process; (d) opening the mould, positioning the top cover or bottom case onto the bottom case or top cover and closing the mould, heating to make the EPS beads expand again to be fused with the top cover or bottom case, and then doing a cooling process; and (e) demolding to produce a pallet. The outer casing and inner core of the pallet has good bond strength, thereby ensuring the quality of pallet.Type: ApplicationFiled: September 5, 2012Publication date: May 30, 2013Applicant: NEW STYLE PACKAGE HK LIMITEDInventor: Toyohiro YOSHINAGA
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Publication number: 20130082422Abstract: A molded article is made by first providing a starting material comprised of a support web and a layer of expandable polymer particles on the support web. This starting material is fitted as several layers into a generally closed cavity of a mold or shaping shell so as to only partially fill the cavity. Then energy, for instance microwave radiation, is applied to the starting material in the cavity so as to expand or foam the polymer particles such that the starting material generally fills the cavity.Type: ApplicationFiled: September 28, 2012Publication date: April 4, 2013Inventors: Herbert BADER, Ralf NIEPELT
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Patent number: 8361362Abstract: A method for supplying molten polymer and expanding agent flows to a mixing area, by dispersing the expanding agent in a polymer melt by a rapid dividing mixing in a first static mixer, holding and intensively dividingly mixing the thus obtained mixture in a second static mixer, cooling the mixture, during mixing, in a third static mixer to an intermediate temperature, cooling the mixture to a granulation temperature, extruding polymer threads and subsequently quenching and granulating them. During processing, a weight ratio between the polymer melt flow Gp and the expanding agent flow GBA ranges from 13.0 to 19.0, a temperature in the first static mixer for rapid dividing mixing is calculated according to formula (I), in the second and third static mixed according to formulas (II) and (III), respectively, wherein GBA max. is the quantity of a maximum possible expanding agent flow, GBBct.Type: GrantFiled: February 15, 2006Date of Patent: January 29, 2013Assignee: Sulzer Chemtech Ltd.Inventors: Maxim Nikolaevich Rogov, Halyl Halafovich Rahimov, Marat Hafisovich Ishmijarov, Sergei Ivanovich Mjachin, Alexej Vladimirovich Prokopenko, Alexandr Alexeevich Krasheninnikov, Irina Vladimirovna Mjasitsheva, Leonid Isaakovich Ginzburg, Eugenia Michailova Tarkova
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Publication number: 20130017361Abstract: A multiwall sheet can comprise walls, wherein the walls include: a first wall; a second wall; and a transverse wall, wherein the first wall, the second wall, and the transverse wall extend longitudinally; and a rib extending between adjacent walls, wherein a layer is formed by two adjacent walls; wherein the layer is filled with a nanoporous foam material; and wherein the multiwall sheet comprises a normalized thermal conductivity value of less than or equal to 1.00 W·m/kg·K. A method of making a multiwall sheet can comprise coextruding the multiwall sheet described above with a nanoporous foam material; wherein the layer is filled with a nanoporous foam material during coextrusion.Type: ApplicationFiled: July 12, 2011Publication date: January 17, 2013Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Chinniah Thiagarajan, Udit Kulmi, Santhosh Kumar Rajendran
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Patent number: 8342420Abstract: The plastic structural article includes an elongated tubular shell having opposed end sections, a middle section therebetween and an interior cavity. The interior cavity has a foam core situated therein. The foam core comprises steam expandable polymer beads which when expanded substantially fill the interior cavity.Type: GrantFiled: October 27, 2010Date of Patent: January 1, 2013Inventor: Richard W. Roberts, Jr.
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Publication number: 20120273984Abstract: The present invention relates to a process for recycling multiphase moldings.Type: ApplicationFiled: April 24, 2012Publication date: November 1, 2012Applicant: BASF SEInventors: Philippe Desbois, Dietrich Scherzer, Andreas Wollny, Andreas Radtke, Jan Kurt Walter Sandler
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Patent number: 8298447Abstract: A conductive paste, a printed circuit board using the conductive paste, and a method of manufacturing the printed circuit board are disclosed. A conductive paste that includes conductive particles, a polymer, and a polymer foam, can reduce the number of printing repetitions, to simplify the manufacturing process, decrease process times, and improve reliability.Type: GrantFiled: March 13, 2008Date of Patent: October 30, 2012Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ki-Hwan Kim, Jee-Soo Mok, Myung-Sam Kang
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Publication number: 20120141772Abstract: A process for the production of a light lignocellulose-containing substance having an average density in the range from 200 to 600 kg/m3, in which, in each case based on the lignocellulose-containing substance: A) from 30 to 95% by weight of lignocellulose particles; B) from 1 to 25% by weight of expanded plastics particles having a bulk density in the range from 10 to 100 kg/m3; C) from 3 to 50% by weight of a binder selected from the group consisting of aminoplast resin, phenol-formaldehyde resin and organic isocyanate having at least two isocyanate groups and, if appropriate D) additives are mixed and then pressed at elevated temperature and under elevated pressure, wherein the expanded plastics particles are obtained from expandable plastics particles with a content of blowing agent in the range from 0.01 to 4% by weight, based on the expandable plastics particles.Type: ApplicationFiled: August 2, 2010Publication date: June 7, 2012Applicant: BASE SEInventors: Frank Braun, Olaf Kriha, Klaus Hahn, Benjamin Nehls, Maxim Paretolchen, Stephan Weinkötz