Patents Issued in October 14, 2003
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Patent number: 6632470Abstract: A method of modifying surfaces of a device, for example, a medical device, is disclosed. The method includes modifying a surface of a device by providing a device, exposing the device to a reactive gas and plasma energy to create a plasma deposited surface on the device, and quenching the device with the reactive gas. The device exhibits changes in its surface properties thereby making it more desirable for an intended use.Type: GrantFiled: January 31, 2001Date of Patent: October 14, 2003Assignee: PercardiaInventors: Marco Morra, Clara Cassinelli, Linda Lee Cahalan, Patrick T. Cahalan
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Patent number: 6632471Abstract: A process of treating natural rubber latex articles, such as gloves and condoms, to alter the characteristics of the article so as to improve its barrier properties and resistance to passage of harmful agents therethrough, and the article produced by the process. The article is manufactured in accordance with conventional methods and then treated with a reactive gas, in particular a halogen gas such as fluorine gas, or a mixture of gasses. The treatment is conducted in a sealed chamber in accordance with the protocol of the “Level 1” fluorination treatment performed by Fluoro-Seal, Inc., of Ontario, Calif.Type: GrantFiled: January 29, 2001Date of Patent: October 14, 2003Inventors: Arthur A. Krause, George H. Carroll
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Patent number: 6632472Abstract: A redispersible or soluble product, optionally having a solids content higher than 10% by weight, obtainable by freeze drying an aqueous dispersion of a latex comprising a polyanion and a polymer or copolymer of a substituted or unsubstituted thiophene; a printing ink comprising the above product; a coating dispersion or solution comprising the above product; and a method for making an antistatic or electroconductive layer comprising the steps of redispersing or diluting the above product by adding water or an organic solvent so as to obtain a dispersion or solution, optionally adding other ingredients to the coating solution or dispersion and applying the dispersion or solution to an object.Type: GrantFiled: June 26, 2001Date of Patent: October 14, 2003Assignee: Agfa-GevaertInventors: Frank Louwet, Raf Samijn
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Patent number: 6632473Abstract: A raw material mixed solution containing nitrate or alkoxide of metal that constitutes a ferrite is sprayed from an atomizer by means of a carrier gas such as compressed air onto a substrate mounted on a hot plate and heated to a predetermined temperature. The method enables a thin film having a desired thickness to be formed by a simple apparatus in a short time without sacrificing good soft magnetism of a ferrite, thereby greatly contributing to downsizing and weight reduction of electronic devices.Type: GrantFiled: March 22, 2002Date of Patent: October 14, 2003Assignee: Minebea Co. Ltd.Inventors: Shoji Kaneko, Akio Takayama
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Patent number: 6632474Abstract: A method for forming a thin conductive lead layer of high sheet conductivity, high hardness, high melting point, high corrosion resistance and lacking the propensity for smearing, oozing, electromigration and nodule formation. Said lead layer is formed upon the hard magnetic longitudinal bias layer of an abutted junction spin-valve type magnetoresistive read head and said read head is therefore suitable for reading high density recorded disks at high RPM.Type: GrantFiled: October 13, 2000Date of Patent: October 14, 2003Assignee: Headway Technologies, Inc.Inventors: Cheng T. Horng, Mao-Min Chen, Chen-Jung Chien, Cherng-Chyi Han, Chyu Jiuh Torng, Ru-Ying Tong
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Patent number: 6632475Abstract: A method of creating a self-supporting waterproof lining in an underground pipe involves pulling a small carriage through the pipe and operating a rotary sprayer mounted on the carrier to spray an air-atomized, fast-setting organic compound on the interior of the pipe. Supply lines for air and the two parts of the compound pass through a union from the non-rotary carriage to the rotary sprayer.Type: GrantFiled: June 19, 2001Date of Patent: October 14, 2003Inventor: Nicola Bleggi
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Patent number: 6632476Abstract: After a thin liquid agent film is formed by supplying a liquid agent onto a plate-like developer holder, this liquid agent film and the surface of a substrate are opposed. The liquid agent film and the substrate are brought into contact with each other at a point by declining the substrate and moving it close to the liquid agent film, or by curving the substrate toward the liquid agent film. Then, the substrate is made parallel to the liquid agent film, and the liquid agent is supplied such that the contact area of the liquid agent film spreads over the entire surface by the interfacial tension between the liquid agent film and the substrate. Since a thin liquid agent film can be uniformly formed below the substrate, processing can be performed with a small consumption amount. Additionally, the liquid agent can be supplied to the substrate without holding air.Type: GrantFiled: March 14, 2001Date of Patent: October 14, 2003Assignee: Kabushiki Kaisha ToshibaInventors: Hiroko Nakamura, Hisashi Kaneko, Tetsuo Matsuda
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Patent number: 6632477Abstract: The present invention provides a method for making a superabrasive composite material having the general formula SixCyNz, and tools containing such a material. In one aspect, vapor forms of Si, C, and N elements are deposited onto a molten metal catalyst and solid SixCyNz is precipitated therefrom.Type: GrantFiled: July 16, 2001Date of Patent: October 14, 2003Inventor: Chien-Min Sung
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Patent number: 6632478Abstract: An embodiment of the present invention provides methods for forming a carbon-containing layer having a low dielectric constant and good gap-fill capabilities. A method includes depositing a carbon-containing layer on a substrate and transforming the carbon-containing layer to remove at least some of the carbon. The transforming step may include annealing the carbon-containing layer in a furnace containing a hydrogen atmosphere, for example. The carbon-containing layer may be a carbon-doped silicon oxide material, where the transforming step changes the carbon-doped silicon oxide. Additionally, the method may include subjecting the annealed layer to a hydrogen and/or low oxygen plasma treatment to further remove carbon from the layer. Additionally, a step of adding a capping layer to the annealed, plasma treated material is provided.Type: GrantFiled: February 22, 2001Date of Patent: October 14, 2003Assignee: Applied Materials, Inc.Inventors: Frederic Gaillard, Li-Qun Xia, Jen Shu, Ellie Yieh, Tian-Hoe Lim
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Patent number: 6632479Abstract: A spray system and a spraying method for coating liquids. An accessory liquid (10) wets the front, external surface's terminal zone (8) of the spray system (2) discharging the spray jet (6) of coating liquid, for instance the front terminal zone of the external periphery of a rotating atomizing bell (4), in order to prevent drying and layering of coating liquid (10) precipitated on the external surface.Type: GrantFiled: January 11, 2002Date of Patent: October 14, 2003Assignee: ITW Oberflachentechnik GmbH & Co. KGInventor: Ronald Steiger
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Patent number: 6632480Abstract: A nickel-base superalloy article has a surface protective layer comprising nickel, from about 20 to about 35 weight percent aluminum, and from about 0.5 to about 10 weight percent rhenium. The protective layer, which is preferably an overlay coating of the beta (&bgr;) phase NiAl form, is formed by depositing nickel, aluminum, rhenium, and modifying elements onto the substrate surface. A ceramic layer may be deposited overlying the protective layer.Type: GrantFiled: October 3, 2002Date of Patent: October 14, 2003Assignee: General Electric CompanyInventors: Ramgopal Darolia, Joseph D. Rigney
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Patent number: 6632481Abstract: The invention relates to a binder, preferably for coating materials, which is curable thermally and/or by high-energy radiation and comprises a mixture of substances comprising (a) as one component, monomers or polymers which have a least one vinyl ether, vinyl ester, (meth)acrylic and/or allyl group and (b) as a further component, saturated polymers and/or unsaturated polymers different from component (a), with the proviso that at least one of components (a) and (b) has structural units of the formulae (I) and/or (II) the other component (b) has structural units of the formulae (I) and/or (II) at least when it contains saturated polymers. The invention also relates to a process for preparing the binder and to a formulation which comprises the binder of the invention. This formulation is in the form of a pigmented or unpigmented coating material or powder coating material.Type: GrantFiled: February 7, 2001Date of Patent: October 14, 2003Assignee: BASF Coatings AGInventors: Rainer Blum, Rodriguez Jorge Prieto, Wolfgang Reich
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Patent number: 6632482Abstract: Implantation process for cold cathode plasma immersion ion implantation (C2PI3) without a continuous plasma using very short high voltage, low duty cycle ionization pulses, in conjunction with a synchronously produced electron flow to neutralize positively charged wafer surfaces.Type: GrantFiled: August 19, 1996Date of Patent: October 14, 2003Assignee: Varian Semiconductor Equipment Associates, Inc.Inventor: Terry Tienyu Sheng
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Patent number: 6632483Abstract: The present invention includes a method of forming an aligned film on a substrate. The film is deposited and aligned in a single step by a method comprising the step of bombarding a substrate with an ion beam at a designated incident angle to simultaneously (a) deposit the film onto the substrate and (b) arrange an atomic structure of the film in at least one predetermined aligned direction.Type: GrantFiled: June 30, 2000Date of Patent: October 14, 2003Assignee: International Business Machines CorporationInventors: Alessandro Cesare Callegari, Praveen Chaudhari, James Patrick Doyle, Eileen Ann Galligan, Yoshimine Kato, James Andrew Lacey, Shui-Chih Alan Lien, Minhua Lu, Hiroki Nakano, Shuichi Odahara
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Patent number: 6632484Abstract: Described are dialkyne compounds of the formula I in which n, m, R1, R2, X1, X2, X3, X4, Z1, Z2, A1, A2, Q, Y1 and Y2 are as defined herein and the use of such compounds in liquid-crystal media.Type: GrantFiled: July 19, 2001Date of Patent: October 14, 2003Assignee: Merck Patent Gesellschaft mit beschränkter HaftungInventors: Volker Reiffenrath, Georg Lüssem
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Patent number: 6632485Abstract: The present invention provides a high gloss ink jet receiving medium with fast ink dry time, good dye fade resistance, good dimensional stability, and good durability. The coating comprises a polypeptide such as gelatin or modified gelatin. One of the following two types of plasticizers is also incorporated into the coating to reduce the curl of the coated sheets at low humidity: a) 2-Pyrrolidone and its derivatives such as hydroxyethyl pyrrolidone and N-cyclohexyl-2-pyrrolidone, and b) urea and its derivatives such as imidazolidinyl urea, diazolidinyl urea, 2-hydroxyethylethylene urea, and ethylene urea. A polyurethane dispersion is incorporated into the coating to increase the flexibility of the coating at low humidity and to reduce the tack of the coating at high humidity. The polymers can be crosslinked with one or a combination of crosslinkers such as trivalent metal ions, polyfunctional aziridine, and polyamide-epichlorohydrin resin.Type: GrantFiled: March 8, 1999Date of Patent: October 14, 2003Assignee: InteliCoat Technologies, LLCInventors: Yu Ying Tang, Son T. Vo, A. Richard Taylor
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Patent number: 6632486Abstract: An ink jet recording element comprising a substrate having thereon an image-receiving layer comprising an inorganic, anionic pigment, an organic, anionic binder and an organic, cationic mordant.Type: GrantFiled: December 1, 1999Date of Patent: October 14, 2003Assignee: Eastman Kodak CompanyInventors: Sridhar Sadasivan, Suresh Sunderrajan, Michelle M. Oakland, Patrick J. Whittaker, Elwood C. Samons, Craig T. Mollon
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Patent number: 6632487Abstract: The invention provides a sheet coated with a powdery coating composition comprising a substrate and a porous and continuous resin layer provided on the substrate, the resin layer comprising particles of the powdery coating composition having an average particle diameter of 0.1 to 30 &mgr;m and inorganic fine particles having an average particle diameter of 1 nm to 1 &mgr;m and dispersed between the particles of powdery coating composition to form space at least in part therebetween. The sheet is suitably used as an image-receiving sheet for an ink-jet recording. The sheet can be obtained according to the invention by mixing a powdery coating composition having an average particle diameter of 0.Type: GrantFiled: February 7, 2000Date of Patent: October 14, 2003Assignee: Bando Chemical Industries, Ltd.Inventors: Toshio Arai, Chikashi Sano, Kazuo Saitoh
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Patent number: 6632488Abstract: An ink jet recording material which includes a paper sheet substrate and an ink receiving layer containing a xerogel porous pigment and has excellent ink-absorption and reproducibility of ink images with high clarity and precision, exhibits a water-dipping expansion of 0.3% or less, determined by the same method as the JAPAN TAPPI No. 27-B method except that the length of the recording material immersed in water is measured 15 seconds after the start of the immersion.Type: GrantFiled: February 22, 1999Date of Patent: October 14, 2003Assignee: OJI Paper Co., LTDInventors: Yoshitaka Okumura, Takaaki Kohro, Yoshiharu Kawashima, Hiromasa Kondo
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Patent number: 6632489Abstract: A stable silica sol having an SiO2 concentration of 1 to 50% by weight and containing liquid-medium dispersed moniliform colloidal silica particles each having 3 or more as a ratio of D1/D2 of a particle diameter (D1 nm) measured by a dynamic light scattering method to a mean particle diameter (a particle diameter measured by a nitrogen absorption method: D2 nm) where D1 is 50 to 500 nm, and which are comprised by spherical colloidal silica particles having a mean particle diameter of 10 to 80 nm and metal oxide-containing silica bonding these spherical-colloidal silica particles, and in which the spherical colloidal silica particles link in rows in only one plane, process for producing such and a coating composition for ink receiving layers containing such a silica sol and an ink jet recording medium.Type: GrantFiled: February 28, 2001Date of Patent: October 14, 2003Assignee: Nissan Chemical Industries, Ltd.Inventors: Yoshitane Watanabe, Yoshiyuki Kashima, Kiyomi Ema, Yutaka Ohmori
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Patent number: 6632490Abstract: An ink jet recording element having a substrate having thereon a porous image-receiving layer having a) inorganic particles encapsulated with an organic polymer having a Tg of less than about 100° C.; and b) particles having a mean particle size of up to about 5 &mgr;m.Type: GrantFiled: August 31, 2001Date of Patent: October 14, 2003Assignee: Eastman Kodak CompanyInventors: Sridhar Sadasivan, Elizabeth A. Gallo, Xiaoru Wang
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Patent number: 6632491Abstract: An insulating glass (IG) window unit, and/or a method of making the same is/are provided. The IG window unit includes two spaced apart substrates that are separated from one another by at least one seal and/or spacer, wherein a first one of the substrates supports a solar management coating for blocking significant amounts of infrared (IR) radiation and the other one of the substrates supports a coating for blocking amounts of ultraviolet (UV) radiation.Type: GrantFiled: May 21, 2002Date of Patent: October 14, 2003Assignee: Guardian Industries Corp.Inventors: Scott V. Thomsen, Ronald E. Laird
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Patent number: 6632492Abstract: A process of shaping a hollow glass object, including the steps of roughing out molten glass into a rough mold with a collar and a shoulder, transferring the rough mold prepared in the roughing out step to a finishing mold, and partially driving the collar into the shoulder while maintaining at least one part of a height of the collar.Type: GrantFiled: March 27, 2000Date of Patent: October 14, 2003Assignee: Saint-Gobain EmballageInventors: Rémy Badin, Lucien Fosse
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Patent number: 6632493Abstract: Disclosed is a multi-layered plastic container (10) that substantially enhances product drainage and reduces product residual levels trapped in the container, especially for viscous liquid products, including oil-in-water emulsions, water-in-oil emulsions, polymeric gels, foams, surfactant mixtures, dispersions, colloidal dispersions, suspensions, polymer solutions, polymer melts, and products like catsup, mustard, syrup, etc. In a particularly preferred embodiment, the plastic container is made by blow-molding an extruded parison having an outer polyolefin layer (14), an intermediate adhesive layer (18), and an inner product-contacting layer (16) of a polyester material such as glycol-modified polyethylene terephthalate.Type: GrantFiled: August 3, 2001Date of Patent: October 14, 2003Assignee: The Procter & Gamble CompanyInventors: Richard Emil Hildebrand, IV, Robert Joseph Kissner, Pauline Cruz Zamora, Tomokazu Hattori, Hiroshi Furumichi
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Patent number: 6632494Abstract: The invention provides a highly absorbent resin including a polyvalent metal compound capable of preventing the melting and solidification of the highly absorbent resin and the deposition thereof on the wall of an incinerator during the incineration and disposal of the highly absorbent resin; an absorbent article including the highly absorbent resin and the polyvalent metal compound; a disposal bag or packaging material of the highly absorbent resin or the absorbent article, the disposal bag or packaging material including the polyvalent metal compound; a package of the highly absorbent resin or the absorbent article, packing the polyvalent metal compound therewith; and a method for incinerating and disposing the highly absorbent resin or the absorbent article by adding the polyvalent metal compound.Type: GrantFiled: October 28, 1999Date of Patent: October 14, 2003Assignee: Uni-Charm CorporationInventors: Toshiya Okubo, Yoshiko Yamamoto, Shoko Hayakawa
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Patent number: 6632495Abstract: Pyrimidine-based crosslinking agents for thermally curable compositions, especially thermally curing coating materials, adhesive, sealing compounds or compounds for producing moldings.Type: GrantFiled: November 7, 2001Date of Patent: October 14, 2003Assignee: BASF Coatings AGInventor: Egon Wegner
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Patent number: 6632496Abstract: A thermal insulation system includes two separate components for providing protection against both thermal and radiative conduction of energy, is easily installed, capable of easily fitting multiple substrate diameters, space-saving and lightweight, and durable. The system comprises an inner layer of heat shrink foam and an outer layer of reflective material. In the preferred embodiment, the outer layer of reflective material is heat shrink metalized material which has been recovered using known techniques onto the inner layer of heat shrink insulative material. One application for this system is for the insulation of vehicle brake fluid lines.Type: GrantFiled: December 3, 1999Date of Patent: October 14, 2003Assignee: Sumitomo Electric Interconnect Products, Inc.Inventors: Michael R. C. Johnson, Christopher C. Foeger
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Patent number: 6632497Abstract: The invention provides a novel hollow fibrous organic nanotube comprising an O-glycoside type glycolipid having an aldose residue as the glycosyl group and a group represented by the general formula: wherein R is an unsaturated straight-chain hydrocarbon group having 12 to 18 carbon atoms, as the aglycon. The nanotube structure can be obtained by gradually cooling a saturated aqueous solution of the starting material down to room temperature where the solution is kept standing for days or for weeks to cause spontaneous formation of hollow tubes as precipitates.Type: GrantFiled: August 28, 2001Date of Patent: October 14, 2003Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Toshimi Shimizu, George John, Mitsutoshi Masuda
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Patent number: 6632498Abstract: Heat-activatable single-sided self-adhesive tape, characterized by a) a heat-activatable double-sided adhesive film strip based on thermoplastic rubber, tackifier resin and reactive resin, b) a double-sided self-adhesive tape laminated onto one side of the said strip, and c) if desired, release paper or a release film on one side of the adhesive tape.Type: GrantFiled: August 10, 1999Date of Patent: October 14, 2003Assignee: tesa AGInventors: Dieter Zimmermann, Harald Kehler, Walter Schulze
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Patent number: 6632499Abstract: A hunter camouflage system for temporarily camouflaging a hunter's face and neck. The hunter camouflage system includes a sheet member, a plurality of camouflage members each having an exterior surface, and a layer of adhesive attached to an inner surface of the camouflage members. The camouflage members are comprised of a porous, breathable and stretchable material. The adhesive is preferably comprised of a pressure sensitive adhesive that is hypoallergenic and breathable. The sheet member includes a facial outline with the camouflage members appropriately placed within the facial outline representing the corresponding locations upon the user's face and neck that the camouflage members are to be applied thereto. The camouflage members preferably include a scent absorbing composition such as coal-based activated carbon.Type: GrantFiled: May 6, 2002Date of Patent: October 14, 2003Assignee: Peel-Scape PartnersInventors: Pierce E. Marks, III, David H. Gibbs
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Patent number: 6632500Abstract: A laminated disc composed of at least two supporting discs superposed upon another, each of the supporting discs having a thickness of 0.01 to 1 mm and being made of a vinyl alicyclic hydrocarbon polymer. This laminated disc is used as an optical disc including digital video disc (DVD).Type: GrantFiled: September 28, 2000Date of Patent: October 14, 2003Assignee: Zeon CorporationInventor: Haruhiko Takahashi
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Patent number: 6632501Abstract: A sorbent and filter media material produced from a mass of delustered hydrophobic and lipophilic fibers. In one embodiment the fibers are mixed together to form a cohesive wad of fibers. The wad has a substantial volume of internal interstices available to absorb a liquid hydrocarbon or an organic liquid, and the surfaces of the fibers also adsorb that liquid. The combination of adsorption and absorption enables the sorbent to sorb up to twenty times it own weight of hydrocarbon or organic liquid. Preferably a majority of the fibers are of a relatively shorter length, while a minority of the fibers are of a relatively longer length. The longer fibers help bind the wad together into a cohesive mass that has a substantial volume of internal interstices. After a short time during which the hydrocarbon is sorbed, the wadded mass can be collected, pressed to recover the hydrocarbon, and recycled.Type: GrantFiled: June 6, 2001Date of Patent: October 14, 2003Inventors: Jerry M. Brownstein, Kathy R. Brownstein, Brent A. Hepner
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Patent number: 6632502Abstract: A novel method is disclosed for fabricating a co-cured advanced composite integral one piece aerostructure article. The method comprises assembling on a composite bond jig a first uncured composite layer in the shape of at least one surface of a composite aerostructure article, the first composite layer having at least one uncured resin-impregnated laminate layer. At least one longitudinally extending hollow mandrel is secured on the upper surface of the first composite layer. A second uncured composite layer is assembled on the bond jig over the upper outer surface of the hollow mandrel and at least a portion of the first uncured composite layer, the second uncured composite layer having at least one uncured resin-impregnated layer. The lay up assembled on the composite bond jig is subjected to a cycle of predetermined pressure and temperature to cure such resin impregnated layers to form a unitary co-cured one-piece aerostructure article.Type: GrantFiled: May 9, 2002Date of Patent: October 14, 2003Assignee: Rohr, Inc.Inventors: Gregory A. Allen, Jesse C. Dinkel, John S. Sentz
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Patent number: 6632503Abstract: This invention provides a biodegradable and bioabsorbable implant material having a high mechanical strength wherein its shape after deformation within ordinary temperature range can be fixed and maintained so that its shape can be easily adjusted at the site of operation, and it has substantially no anisotropy in view of strength so that it does not cause whitening, breakage and sharp decrease in strength when its bending deformation is repeated in any direction and it has toughness.Type: GrantFiled: September 14, 1999Date of Patent: October 14, 2003Assignee: Takiron Co., Ltd.Inventors: Yasuo Shikinami, Masaki Okuno, Hiroshi Morii
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Patent number: 6632504Abstract: A nonwoven web is provided which can be readily converted to an apertured web by stretching. In its initial non-apertured state, the web comprises a plurality of multicomponent fibers comprising at least two thermoplastic polymer components arranged in at least first and second separate continuous structured domains. The polymer component of the first domain comprises polyethylene. Prior to stretch aperturing, the web has a peak elongation of at least 100 percent and is characterized by having a plurality of discrete, spaced-apart, frangible bond sites of polymer bonding the fibers to form a coherent extensible nonwoven web. The frangible bond sites are structured and arranged to readily rupture when subjected to tensile stress to form discrete, spaced-apart apertures in the nonwoven fabric. The web has a total energy absorption in at least one of the machine direction or the cross-machine direction of at least 50 gcm/cm2.Type: GrantFiled: March 17, 2000Date of Patent: October 14, 2003Assignee: BBA Nonwovens Simpsonville, Inc.Inventors: Jay Darrell Gillespie, David D. Newkirk, Michael M. Thomason, Gregory W. Farell, Harold E. Thomas
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Patent number: 6632505Abstract: A printing material containing a white layer and an absorption layer formed on a base material made of a resin film. The base material may be black and opaque, while the white layer contains titanium oxide. The absorption layer may contain a protein and absorbs aqueous inks. The white layer is hydrophilic and thus highly compatible with aqueous inks which have permeated the absorption layer and reached the white layer, thereby giving a vivid image. The printing material may be used in an advertising poster adhered to a windowpane of a bus, etc. by forming a number of holes in the printing material.Type: GrantFiled: March 7, 2000Date of Patent: October 14, 2003Assignee: Sony Chemicals Corp.Inventors: Takashi Nozawa, Tetsuya Abe, Katsumi Tajima
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Patent number: 6632506Abstract: A high-visibility traction tape includes a substrate having opposed surfaces. Adhesive and a removable backing are attached to one of the opposed surfaces. Embedded into the other of the opposed surfaces is an array of slip-resistant ceramic particles to provide a high-friction surface. A high-visibility surface is created by coating the other of the opposed surfaces with a reflective ink or attaching a reflective tape or a plastic strip to the substrate.Type: GrantFiled: April 23, 1998Date of Patent: October 14, 2003Assignee: Consumer Care Products Inc.Inventor: Terrand B. Grall
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Patent number: 6632507Abstract: The invention relates to a decorative laminate lay-up including a decorative laminate sheet assembly having a top layer and a polypropylene release sheet applied to the top layer of the decorative laminate sheet assembly. The polypropylene release sheet is a cast polypropylene release sheet formed with a holographic transfer image.Type: GrantFiled: March 22, 2001Date of Patent: October 14, 2003Assignee: Premark RWP Holdings, Inc.Inventors: Larry D. Benton, Dorothy Tepera Palmer
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Patent number: 6632508Abstract: The present invention relates to optical elements comprising fluorochemical surface treatments. The invention further relates to materials such as retroreflective sheetings, pavement markings and beaded projection screens comprising a binder and the surface treated optical elements. The fluorochemical surface treatment is substantially free of perfluoroalkyl groups having more than four carbon atoms. Preferably, the surface treatment is a polyfluoropolyether-based compound comprising at least one polar group or polar group-containing organic radical.Type: GrantFiled: October 27, 2000Date of Patent: October 14, 2003Assignee: 3M Innovative Properties CompanyInventors: Mark J. Pellerite, Susannah C. Clear, Cheryl L. S. Elsbernd, Richard M. Flynn
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Patent number: 6632509Abstract: Fire retardant sheeting materials for roofing having improved burn resistivity and are suitable for use on roofs having inclines of at least 1 inch per linear foot. These sheeting materials are prepared from a polymeric composition of matter comprising a base polymer containing at least one ethylene-propylene-diene terpolymer, the base polymer having up to about 2 percent by weight crystallinity; from about 85 to about 175 parts by weight of at least one non-combustible mineral filler per 100 parts of the base polymer; from about 30 to about 50 parts by weight of a processing material, per 100 parts of the base polymer; from about 50 to about 80 parts by weight of at least one fire retardant additive, per 100 parts of the base polymer; and from about 1.5 to about 10 parts by weight of a sulfur cure package per 100 parts of the base polymer.Type: GrantFiled: May 6, 1998Date of Patent: October 14, 2003Assignee: BFS Diversified Products, LLCInventors: James A. Davis, William F. Barham, Jr., Gregory A. Brandt
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Patent number: 6632510Abstract: Inkjet receptor media are disclosed that have both a fluid management system and a pigment management system for use with pigmented inkjet inks that produce vibrant, durable images. The fluid management system is provided by microporous media with the presence of surfactants, if needed. The pigment management system is provided by either fluorinated silica particles or multivalent metal salts impregnated into pores of the microporous media. Methods of making and using are also disclosed.Type: GrantFiled: July 14, 1997Date of Patent: October 14, 2003Assignee: 3M Innovative Properties CompanyInventors: Clinton P. Waller, Jr., James S. Mrozinski, Omar Farooq
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Patent number: 6632511Abstract: The present invention is directed to filled prepregs, laminates, printed circuit boards comprising a reinforcing material impregnated with a cured polymeric resin, the cured polymeric resin comprising multicellular polymeric microspheres as a filler. Pre-pregs, laminates and printed circuit boards prepared by this method have reduced dielectric constant as low as 3.0, depending upon the resin system of the matrix. In addition, such laminates and printed circuit boards have enhanced electrical, thermal and mechanical properties as well as improved machinability, low density and a uniform appearance.Type: GrantFiled: November 9, 2001Date of Patent: October 14, 2003Assignee: Polyclad Laminates, Inc.Inventor: Dong Zhang
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Patent number: 6632512Abstract: The present invention provides a ceramic substrate for use in an apparatus for manufacturing and inspecting semiconductors. The ceramic substrate comprises a through-hole having excellent tolerance performance against a drawing stress applied to an external terminal pin. The through-hole is provided with a projection which protrudes into the ceramic substrate made of aluminum nitride as primary component.Type: GrantFiled: March 23, 2001Date of Patent: October 14, 2003Assignee: Ibiden Co., Ltd.Inventor: Yasutaka Ito
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Patent number: 6632513Abstract: An article includes an antireflection composite material, a substrate, and an inorganic layer deposited onto the substrate. The inorganic layer has a thickness of from about 1 nm to about 10 nm. The article includes a polymer layer in contact with the inorganic layer to form an outer surface of the antireflection composite material. The polymer layer has a thickness of from about 70 nm to about 120 nm.Type: GrantFiled: May 15, 2000Date of Patent: October 14, 2003Assignee: 3M Innovative Properties CompanyInventors: Hyung Chul Choi, Edward P. Lindholm, William K. Smyth, Pradnya V. Nagarkar
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Patent number: 6632514Abstract: A cutting tool insert particularly useful for wet and dry milling of low and medium alloyed steels and stainless steels includes a cemented carbide body with a coating consisting of an MTCVD Ti(C,N) layer and a multi-layer coating being composed of &kgr;-Al2O3 and TiN or Ti(C,N) layers.Type: GrantFiled: November 22, 2000Date of Patent: October 14, 2003Assignee: Seco Tools ABInventors: Anette Sulin, Rolf Olofsson, Sakari Ruppi, Jan Qvick
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Patent number: 6632515Abstract: The present invention provides a heat-sensitive stencil sheet providing excellent printing images by preventing deterioration of susceptibility to perforation by a thermal head even when the sheet is wound up into a roll or is stacked with another sheet for a long period of time, and comprising a thermoplastic resin film of constant smoothness laminated onto a porous support, the surface of the porous support having a PPS surface smoothness of 1.2 &mgr;m or less, at the side opposite to that facing the thermoplastic resin film, as measured while a separate film having a PPS surface smoothness of 0.0 &mgr;m and a thickness of 0.1-10 &mgr;m is pressed against the surface of the porous support.Type: GrantFiled: August 30, 1999Date of Patent: October 14, 2003Assignee: Riso Kagaku CorporationInventor: Masahiro Matsuura
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Patent number: 6632516Abstract: A multi-layer flexible insulation (I) comprises a series of layers which include a pair of closed-cell insulation sheets (10,12) made of multicellular plastic film (i.e. closed cell air bubbles or bubble-pack) and laminated on both sides of a thin white polyethylene film (14), a pair of aluminum foil layers or films (16,18) adhesively mounted on the outer surfaces of the bubble-pack insulation sheets (10,12), and a pair of thin clear polyester layers (20,22) provided on the outer surfaces of the aluminum layers. The aluminum layers (16,18) are vapor deposited on the polyester layers (20,22) and are assembled to the hot bubble-pack insulation sheets (10,12) while the latter are cooled. The bubble-pack sheets (10,12) are then adhered to the central polyethylene film (14) with a hot melt glue. If the polyester (20,22) is highly smooth, the aluminum (16,18) can be deposited thereon in a uniform state thereby providing a high reflectivity, low emissivity, laminate.Type: GrantFiled: June 18, 2001Date of Patent: October 14, 2003Assignee: Krona Industries Ltd.Inventor: Rangvald Aanestad
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Patent number: 6632517Abstract: The magnetic and magnetotransport properties of field-aligned single domain half-metallic CrO2 powders have been studied. Needle-shaped nanoparticles of CrO2 have been aligned in a strong magnetic field. The aligned powder sample shows a strong anisotropy along the alignment direction. The conduction mechanism of the aligned CrO2 powder sample has been examined and is consistent with the intergranular spin dependent tunneling. Negative tunneling magnetoresistance (TMR) of about 41% is achieved in a small field in the vicinity of the coercive field at 5 K. The magnetoresistance (MR) versus field curve shows two well-separated narrow peaks at the coercive fields and resembles that of a magnetic tunnel junction. This junction-like MR results from the narrow switching field distribution of the aligned powders. The results suggest that the aligned magnetic CrO2 particles may find novel applications in spin transport structures and devices.Type: GrantFiled: August 21, 2001Date of Patent: October 14, 2003Assignee: University of New Orleans Research and Technology Foundation, Inc.Inventors: Jinke Tang, Jianbiao Dai
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Patent number: 6632518Abstract: Fluoropolymer films which combine the attributes of outdoor durability, chemical resistance and thermoformability with paint-like aesthetics are formed into film structures which have at least one surface coated with a primer of amine functional polymer and an overcoat of a thermoplastic adhesive of acid modified polyolefin. Fluoropolymer films so coated are securely bonded to a variety of thermoplastic substrates forming a laminated film structure which resists delamination when exposed to moisture and humidity.Type: GrantFiled: October 6, 1999Date of Patent: October 14, 2003Assignee: E. I. du Pont de Nemours and CompanyInventors: James John Schmidt, Larry Glen Snow
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Patent number: 6632519Abstract: The invention relates to a composite material and a process for manufacturing the composite material by applying at least a single organic barrier layer to a substrate to reduce the oxygen permeability of the substrate. Depending on the intended application, the composite material may also include an outer cover layer over the barrier layer to improve moisture resistance. The preferred materials are triazines, particularly melamine, that are vapor-deposited onto the substrate to form a thin, durable transparent barrier layer.Type: GrantFiled: November 28, 2000Date of Patent: October 14, 2003Assignee: DSM N.V.Inventors: Shahab Jahromi, Olav M Aagaard, Jan M Houben, Karel G. H. Raemaekers