Patents Examined by M. Cole
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Patent number: 10036107Abstract: The invention provides a nonwoven electret web comprising fibers made from a thermoplastic polymer material which comprises a polymer, a first additive (a) and a second additive (b), wherein the first additive (a) comprises a hindered amine and the second additive (b) comprises a metal salt of a carboxylic acid and/or an organic amide derived from a carboxylic acid and an amine. The invention further provides a process for making the nonwoven electret web, a fiber, a process for making the fiber, a multi-layer sheet, and the use of the nonwoven electret web, the fiber or the multilayered sheet as a filter material or as a dust-removing fabric for cleaning purposes.Type: GrantFiled: August 18, 2011Date of Patent: July 31, 2018Assignee: Fiberweb Holdings LimitedInventors: Ralph Berkemann, Patrick Lauffenburger
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Patent number: 10018247Abstract: A fabric for reinforcing a power transmission belt including fibers of polyarylene sulfide and a belt utilizing the fabric. The fabric may have textured or elastic core wrapped stretch yarns in the longitudinal direction. Longitudinal yarns may include PPS and textured transverse yarns include nylon. Yarns may include blends of high performance fibers and nylon or other fibers.Type: GrantFiled: July 2, 2010Date of Patent: July 10, 2018Assignee: Gates CorporationInventors: Shawn Xiang Wu, Clifford Walker, Kevin Ward
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Patent number: 10006156Abstract: An optimized fiber tow orientation, to achieve substantially uniform fiber tow volume across the web, e.g., from inner diameter (ID) to the outer diameter (OD) of a disc shaped preform, without substantially varying the angles of the plurality of fiber tows radially or circumferentially is described herein. Utilizing the systems and processes described herein, a net shape preform may be created. A substantially continuous fiber tow may be used to form the preform. The fiber tow angle of each fiber tow may vary, from more radial, such as at the ID, to more tangential, such as at the OD, as the radius increases, such that there is substantially uniform thickness and substantially uniform areal weight from ID to OD of the preform or layer.Type: GrantFiled: March 21, 2014Date of Patent: June 26, 2018Assignee: Goodrich CorporationInventor: Christopher T. Kirkpatrick
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Patent number: 9987776Abstract: Composite panel which comprises a layer of foamed material having a density of less than 100 kg/m3 which layer is sandwiched between 2 layers of fiber reinforced polyisocyanurate material.Type: GrantFiled: June 5, 2007Date of Patent: June 5, 2018Assignee: HUNTSMAN INTERNATIONAL LLCInventors: Mervyn Laycock, Jan Christiaan Stevens, Luc Van Essche, Robert Weggelaar
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Patent number: 9963820Abstract: The invention concerns a cellulose fiber of the genus Lyocell which is treated with a cross-linking agent, with the cross-linking agent inducing a protection from fibrillation on the fiber and exhibiting the following properties: the protection from fibrillation induced by the cross-linking agent changes if the fiber is stored within a pH range from 4.0 to 10.0, in particular under the influence of moisture and/or heat, within the pH range from 4.0 to 10.0, an optimum value exists at which the stability of the protection from fibrillation induced by the cross-linking agent during storage is highest a suitable range exists around the optimum value in which the stability is reduced by 20% at the most, compared to the stability at the optimum value, within the pH range from 4.0 to 10.Type: GrantFiled: June 18, 2009Date of Patent: May 8, 2018Assignee: Lenzing AktiengesellschaftInventors: Heidrun Fuchs, Peter Dobson
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Patent number: 9944763Abstract: A belt with a tensile cord embedded in an elastomeric body, having a polyurea-urethane adhesive composition impregnating the cord and coating the fibers. The composition is reaction product of a polyurethane prepolymer and a diamine curative or water. The prepolymer is a reaction product of a compact, symmetric diisocyanate and a polyester, polyether, or polycarbonate polyol. The belt body may be of cast polyurethane, vulcanized rubber, or thermoplastic elastomer. The cord may have an adhesive overcoat.Type: GrantFiled: December 1, 2009Date of Patent: April 17, 2018Assignee: Gates CorporationInventors: Joseph R. Duke, Jr., John Graeme Knox
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Patent number: 9925739Abstract: The present invention is directed to a nonwoven fabric made from a composite of nonwoven and pulp where the nonwoven has a high loft derived from a heat set three-dimensional relief structure and/or hydroengorged fiber structure. A nonwoven web is hydraulically treated to create a hydroengorged material having an increased loft. Alternatively a nonwoven web is treated to have a heat set three-dimensional relief structure. The treated web is then hydroentangled with pulp to form a cotendered nonwoven/pulp composite fabric.Type: GrantFiled: May 18, 2015Date of Patent: March 27, 2018Assignee: FIRST QUALITY NONWOVENS, INC.Inventors: Michael Kauschke, Mordechai Turi
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Patent number: 9918560Abstract: By taking into account the difficulty in smoothly bending along the shape of, for example, a care bed, there is provided a three-dimensional net-like structure made from polyester having a swelling ratio dependent on a shear rate such as to be 1.10 to 1.38 at a shear rate of 60.8 sec?1 and 1.17 to 1.43 at a shear rate of 608 sec?1 and having an MFR of 3 to 35 g/10 min and a density of 1.01 to 1.60 g/cm3 and configured to have a spring structure of filaments randomly brought into contact with and tangled with one another, have a three-dimensional striped sparse-dense configuration in a lateral direction relative to an extrusion direction. The swelling ratio is shown as D2/D1 against shear rate when a molten thermoplastic resin is extruded to filaments from a capillary having a tube inner diameter D1 of 1.0 mm and a length of 10 mm and D2 denotes a diameter of cross section of the filaments extruded and cooled down.Type: GrantFiled: December 14, 2012Date of Patent: March 20, 2018Assignee: C-ENG CO., LTD.Inventor: Hiroko Osaki
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Patent number: 9918559Abstract: By taking into account the difficulty in smoothly bending along the shape of, for example, a care bed, there is provided a three-dimensional net-like structure made from polyethylene having a swelling ratio dependent on a shear rate such as to be 0.93 to 1.16 at a shear rate of 24.3 sec?1 and 1.15 to 1.34 at a shear rate of 608 sec?1 and having an MFR of 3 to 35 g/10 min and a density of 0.82 to 0.95 g/cm3 and configured to have a spring structure of filaments randomly brought into contact with and tangled with one another, have a three-dimensional striped sparse-dense configuration in a lateral direction relative to an extrusion direction. The swelling ratio is shown as D2/D1 against shear rate when a molten thermoplastic resin is extruded to filaments from a capillary having a tube inner diameter D1 of 1.0 mm and a length of 10 mm and D2 denotes a diameter of cross section of the filaments extruded and cooled down.Type: GrantFiled: December 14, 2012Date of Patent: March 20, 2018Assignee: C-ENG CO., LTD.Inventor: Hiroko Osaki
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Patent number: 9903689Abstract: The invention relates to a multilayered material sheet comprising a consolidated stack of unidirectional monolayers of drawn polymer. The draw direction of two subsequent monolayers in the stack differs. Moreover the strength to thickness ratio of at least one monolayer is larger than 4.5.1013 N/m3. The invention also relates to a ballistic resistant article comprising the multilayered material sheet and to a process for the preparation of the ballistic resistant article.Type: GrantFiled: April 26, 2007Date of Patent: February 27, 2018Assignee: DSM IP ASSETS B.V.Inventors: Roelof Marissen, Joseph Arnold Paul Maria Simmelink, Reinard Jozef Maria Steeman, Gijsbertus Hendrikus Maria Calis, Jacobus Johannes Mencke, Jean Hubert Marie Beugels, David Vanek, Johann Van Elburg, Alexander Volker Peters, Steen Tanderup, Marko Dorschu
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Patent number: 9879440Abstract: Poles of this invention have an annular body with a wall structure comprising a number of fiber reinforced resin layers, which can be positioned to form an inside and/or outside portion of the wall structure. A portion of the layers are oriented longitudinally within the wall structure, and the wall structure also includes radially-oriented fiber reinforced resin layers. The pole includes one or more layers or a core of a composite material or polymer mortar disposed within one or more locations of the wall structure, e.g., as an intermediate layer and/or as part of the wall inside and/or outside portion. The pole can include an outside surface resistant to ultra violet radiation. Poles of this invention can be formed using a continuous process on a rotating mandrel, making use of differently positioned stations to form the different portions of the pole as the fabrication is moved axially along the mandrel.Type: GrantFiled: October 11, 2006Date of Patent: January 30, 2018Assignee: NOV North America I/P, LLCInventors: Ralph S. Friedrich, Ron G. Ulrich, James W. Davidson, Hector P. Mercado, David B. Jones, Ronald A. Viegl, Liming Chen
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Patent number: 9855728Abstract: A protective drainage wrap comprises a cross-woven material portion, cross-laminate material portion or mesh material portion in first and second directions and a breathable solid layer portion. The material in the first and second directions comprises a polyolefin, polyester, nylon or combinations thereof. The first direction being roughly perpendicular to the second direction. The cross-woven, cross-laminate or mesh material portions being adapted to facilitate a drainage path. The breathable solid layer portion is attached to the cross-woven material portion, cross-laminate material portion or mesh material portion. The breathable solid layer portion is adapted to allow water vapor to flow therethrough.Type: GrantFiled: April 7, 2017Date of Patent: January 2, 2018Assignee: Kingspan Insulation LLCInventor: John W. Lubker, II
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Patent number: 9840065Abstract: A method of using a sterilization wrap system including a permeable material having barrier properties and having a first surface and a second opposing surface, the exterior panel being substantially opaque or having a first level of translucence, and an interior panel including a permeable material having barrier properties and having a first surface and a second opposing surface, the interior panel having a level of translucence that is higher than the translucence of the exterior panel, the panels being joined together over at least a portion of their surfaces. Also disclosed is inspection of the sterilization wrap system for exterior panel breaches by looking for light passing through a panel facing the viewer.Type: GrantFiled: June 15, 2017Date of Patent: December 12, 2017Assignee: Avent, Inc.Inventors: Jeffrey James Farmer, Kelly L. Holt, Ronald K. Anderson, Melissa R. Gaynor, Corinna Schwarz
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Patent number: 9816420Abstract: A mounting mat for an exhaust gas treatment device includes a wet laid sheet of polycrystalline inorganic fibers that have been physically entangled while the wet laid sheet is still in a wet condition. The exhaust gas treatment device includes a housing, a fragile catalyst support structure resiliently mounted within the housing, and the mounting mat disposed in a gap between the housing and the fragile structure. Additionally disclosed are methods of making a mounting mat for an exhaust gas treatment device and for making an exhaust gas treatment device incorporating the mounting mat.Type: GrantFiled: April 29, 2016Date of Patent: November 14, 2017Assignee: Unifrax I LLCInventors: Amit Kumar, Thomas S. Lacki
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Patent number: 9783916Abstract: Provided is a woven fabric which is suitable for use as a covering fabric for down garments, down jackets, bedclothes, sleeping bags, etc. The woven fabric is lightweight and thin, has a high tear strength, and can retain low air permeability even after laundering. The woven fabric is constituted of synthetic multifilament yarns. The woven fabric is characterized in that at least one side thereof has been calendered and the monofilaments in at least part of the synthetic multifilament yarns have been thereby compressed in a stacked state. The woven fabric is further characterized in that the monofilaments are fibers having an unusual cross-section, the degree of unusualness of the cross section as determined before calendering being 2.0-6.0, that the synthetic multifilament yarns have a fineness of 7-44 dtex, and that the woven fabric has a cover factor of 1,300-2,200.Type: GrantFiled: June 23, 2009Date of Patent: October 10, 2017Assignee: TOYOBO SPECIALTIES TRADING CO., LTD.Inventors: Hajime Tone, Hideki Kawabata
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Patent number: 9718253Abstract: A method of using a sterilization wrap system including a permeable material having barrier properties and having a first surface and a second opposing surface, the exterior panel being substantially opaque or having a first level of translucence, and an interior panel including a permeable material having barrier properties and having a first surface and a second opposing surface, the interior panel having a level of translucence that is higher than the translucence of the exterior panel, the panels being joined together over at least a portion of their surfaces. Also disclosed is inspection of the sterilization wrap system for exterior panel breaches by looking for light passing through a panel facing the viewer.Type: GrantFiled: November 2, 2012Date of Patent: August 1, 2017Assignee: Avent, Inc.Inventors: Jeffrey James Farmer, Kelly L. Holt, Ronald K. Anderson, Melissa R. Gaynor, Corinna Schwarz
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Patent number: 9714478Abstract: A method to produce a unidirectional reinforcement for fiber reinforced composites by a resin transfer or vacuum infusion molding process include: laying continuous rovings unidirectionally side by side in one layer for forming a unidirectional web, applying thermoplastic or thermoset binder on the web, activating the binder for bonding the rovings together to form a unidirectional reinforcement, and forming flow passages for resin in a direction transverse to the direction of the unidirectional rovings by laying thin discrete flow passage having, under compression, an aspect ratio of equal or less than 2 on the continuous unidirectional rovings.Type: GrantFiled: July 15, 2013Date of Patent: July 25, 2017Assignee: AHLSTROM CORPORATIONInventor: Rainer Bergstrom
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Patent number: 9709128Abstract: The invention relates to an article including an elastic main body on the basis of a vulcanized rubber (17) having an article surface that is susceptible to wear, which is provided with a textile layer. The textile layer, particularly a woven fabric (16) or knitted fabric, has a mesh design that allows the vulcanized rubber (17) to penetrate to the textile surface to form a textile-vulcanized rubber hybrid system (15), wherein the vulcanized rubber portion on the textile surface can be controlled by means of the stitch number, stitch width and the thread design of the textile layer. The article is in particular a drive belt and in connection with the primary intended use, a method for making a drive belt is provided.Type: GrantFiled: May 18, 2011Date of Patent: July 18, 2017Assignee: ContiTech Antriebssysteme GmbHInventors: Andreas Fleck, Henning Kanzow, Claus-Lüder Mahnken, Siegmar Gebhardt, Antoine Ishak, Marko Schleicher, Reinhold Moses, Thomas Baltes, Reinhard Teves
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Patent number: 9656445Abstract: A protective drainage wrap comprises a cross-woven material portion, cross-laminate material portion or mesh material portion in first and second directions and a breathable solid layer portion. The material in the first and second directions comprises a polyolefin, polyester, nylon or combinations thereof. The first direction being roughly perpendicular to the second direction. The cross-woven, cross-laminate or mesh material portions being adapted to facilitate a drainage path. The breathable solid layer portion is attached to the cross-woven material portion, cross-laminate material portion or mesh material portion. The breathable solid layer portion is adapted to allow water vapor to flow therethrough.Type: GrantFiled: March 3, 2006Date of Patent: May 23, 2017Assignee: Kingspan Insulation LLCInventor: John W. Lubker, II
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Patent number: 9643382Abstract: A fiber reinforced structural element comprising a thermoplastic fiber reinforced member, a non-thermoplastic fiber reinforced member, and a multi-layer woven tie layer. The thermoplastic fiber reinforced member contains at least one layer of thermoplastic fibers and the non-thermoplastic fiber reinforced member contains at least one layer of non-thermoplastic fibers. The multi-layer woven tie layer contains at least a first woven ply and a second woven ply, where the woven plies are integrated through combined portions formed by interlacing warps or wefts of adjacent woven plies. The multi-layer woven tie layer is oriented such that the upper surface of the multi-layer woven tie layer which is predominately thermoplastic fibers is adjacent the thermoplastic fiber reinforced member and the lower surface of the multi-layer woven tie layer which is predominately non-thermoplastic fibers is adjacent the non-thermoplastic fiber reinforced member.Type: GrantFiled: April 30, 2014Date of Patent: May 9, 2017Assignee: Milliken & CompanyInventor: Howell B. Eleazer