Prior To Coating Patents (Class 427/290)
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Patent number: 7537805Abstract: In the present invention, a coating liquid satisfies the liquid physical property conditions: (A) in the drying process, after the solid content concentration in the coating liquid is increased to 15% by mass or more by drying the coating film, or after the start of drying when the solid content concentration in the coating liquid is 15% by mass or more at the time of coating; (B) the shear viscosity of the coating liquid becomes 5 mPas or more for the shear rate of 103 sec?1 or less; (C) the value obtained through dividing by the average viscosity the first differential coefficient, the increase coefficient of the increase rate of the shear viscosity relative to the increase rate of the solid content concentration is 0.15 or more; and (D) the second differential coefficient, an additional increase coefficient of the increase coefficient relative to the solid content concentration is positive.Type: GrantFiled: March 21, 2006Date of Patent: May 26, 2009Assignee: FUJIFILM CorporationInventors: Yasuhito Naruse, Kenji Hayashi, Manabu Hashigaya
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Publication number: 20090120287Abstract: A gas separation membrane system and a method of preparing such gas separation membrane system by providing a porous support upon which is supported a membrane layer comprising a first gas-selective material and having a membrane thickness and removing therefrom a substantial portion of the first gas-selective material from the membrane layer by the use of an ultra-fine abrasive to thereby provide the membrane layer having a reduced membrane thickness. A second gas-selective material is deposited upon the membrane layer having the reduced membrane thickness to provide an overlayer of the second gas-selective material having an overlayer thickness so as to thereby provide the gas separation membrane system having the membrane layer of the reduced membrane thickness and the overlayer of the overlayer thickness.Type: ApplicationFiled: February 18, 2008Publication date: May 14, 2009Inventors: Alan Anthony Del Paggio, John Charles Saukaitis
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Publication number: 20090098339Abstract: A method of texturing a synthetic material, such as polyvinyl chloride (PVC), to resemble a natural material is provided. The method can include texturing a PVC profile after extrusion in order to achieve a surface roughness of about 70 to about 300 micro inches roughness average. The method can include producing a line pattern surface roughness to make the textured PVC resemble a wood finish, particularly when the method includes applying a paint or stain to the textured PVC. The method can include producing a radial pattern surface roughness to make the textured PVC resemble a brushed metal finish. The method of the present invention can be applied to existing PVC elements, such as extruded elements, either at the manufacturing level or at the consumer level. A kit can also be provided including a texturing means, a paint or stain, and instructions.Type: ApplicationFiled: October 15, 2008Publication date: April 16, 2009Applicant: DALLAIRE INDUSTRIES LTD.Inventor: Patrick MARCEAU
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Patent number: 7494696Abstract: It is now feasible to coat metal objects having a substantially unexpanded surface area with a fused plasticized polyvinyl chloride coating uniformly covering and firmly anchored to the metal object. This objective is achieved by providing a metal substrate to be coated with small anchoring apertures which allow the fused coating to firmly anchor and bond onto and around the metal object and a series of leveling apertures which permit for a more uniform drainage of excessive unfused coating material from the metal object before the fusing of the coating thereto.Type: GrantFiled: October 7, 2004Date of Patent: February 24, 2009Assignee: Landscape Brands, Inc.Inventors: Shirley M. Wickland, James A. Glende, Christopher J. O'Hara, II, Randy R. Dienger
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Publication number: 20090047467Abstract: A method of manufacturing an insulating assembly includes the steps of securing a hook portion (38) of a hook and loop fastener (36) to the cloth (22), securing a support loop portion (42) of the hook and loop fastener (36) to a support (48), and removably securing the cloth (22) to the support (48) by securing the hook portion (38) of the fastener (36) to the support loop portion (42) of the fastener (36). The cloth (22) is then sprayed with the insulating material (50) and dried. To insulating the object (20), an aerogel material is placed about the object (20), the cloth (22) is placed about the material, and the first edge (32) of the cloth (22) is secured to the second edge (34) of the cloth (22) by securing the hook portion (38) of the fastener to the cloth loop portion of the fastener (36) on the cloth (22).Type: ApplicationFiled: August 14, 2007Publication date: February 19, 2009Inventor: Frank Vaydik
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Publication number: 20090035480Abstract: The present invention provides a method of strengthening a structure, to heal the imperfection of the structure, to reinforce the structure, and thus strengthening the dielectric without compromising the desirable low dielectric constant of the structure. The inventive method includes the steps of providing a semiconductor structure having at least one interconnect structure; dicing the interconnect structure; applying at least one infiltrant into the interconnect structure; and infiltrating the infiltrant to infiltrate into the interconnect structure.Type: ApplicationFiled: August 1, 2007Publication date: February 5, 2009Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Elbert Huang, William F. Landers, Michael Lane, Eric G. Liniger, Xiao H. Liu, David L. Questad, Thomas M. Shaw
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Patent number: 7482038Abstract: An in-line process for forming pre-finished siding manufactured from cellular poly vinyl chloride comprising embossing, milling, parting, punching, and coating the poly vinyl chloride such that the resulting siding is suited for use in an environment exposed to a wide range of fluctuating temperatures and moisture. The process accommodates the natural expansion and contraction of cellular poly vinyl chloride by producing a novel milled clapboard configuration that, when used as siding, can be installed to create a historically correct clapboard installation.Type: GrantFiled: April 25, 2007Date of Patent: January 27, 2009Assignee: Nucedar Mills, Inc.Inventor: Thomas Loper
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Publication number: 20090000734Abstract: Method for producing a cladding element (10), e.g., a flooring panel, a wall cladding element, a furniture face element or the like, comprising a base board (12) that is provided on the visible face with a decorative paper ply (14, S2a), the decorative paper ply (14) comprising at least one resin-impregnated paper layer (14a, S1), and is characterized in that a visible surface of the decorative paper ply (14) is first subjected to a surface treatment (20, S3) and subsequently a varnish layer (14e, S4) is applied onto this at least one surface.Type: ApplicationFiled: January 17, 2007Publication date: January 1, 2009Inventor: Herbert Ruhdorfer
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Publication number: 20080305265Abstract: Methods for coating articles that include a plastic substrate are disclosed. Certain methods include the steps of (i) applying a composition that includes an adhesion promoting agent to at least a portion of the substrate by a first application technique, (ii) applying a composition that includes an adhesion promoting agent over at least a portion of the composition applied in step (i) by a second application technique that is different from the first application technique, and (iii) applying a protective and decorative coating system over at least a portion of the compositions applied in steps (i) and (ii). Systems for coating articles that include a plastic substrate are also disclosed.Type: ApplicationFiled: August 18, 2008Publication date: December 11, 2008Applicant: PPG INDUSTRIES OHIO, INC.Inventors: Bruce A. Connelly, John R. Rassau
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Publication number: 20080289752Abstract: The present invention relates to a method and device for producing a groove near an intended edge part of a conveyor belt, which groove is intended to be filled with a filler having sealing properties, in which the groove is formed by removing conveyor belt material from one of the surfaces of the conveyor belt and in which, during the step of removing conveyor belt material, the conveyor belt is bent at the position of the groove to be formed near the intended edge part, and also to a conveyor belt in which a groove is produced in this manner.Type: ApplicationFiled: November 7, 2006Publication date: November 27, 2008Applicant: T.M.C. ENGINEERING B.V.Inventor: Joannes Stefanus van't Schip
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Patent number: 7452433Abstract: A flooring system includes a preformed cushion layer made up of a plurality of individual preformed cushioning body sections that are sandwiched between sealant layers to provide a liquid-impervious flooring material. Methods for manufacturing the body sections and installing the flooring system are also provided.Type: GrantFiled: May 12, 2004Date of Patent: November 18, 2008Assignee: Lauren Agrisystems, Ltd.Inventors: Jin-Woong Shin, Ron Felgenhauer
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Publication number: 20080280089Abstract: The invention relates to methods for manufacturing lightweight building boards (1) starting from a workpiece (2) which comprises two thin-walled cover layers (4, 6) and at least one core layer (8) which is disposed between the cover layers (4, 6) and is made of a light filling material, the at least one core layer (8) possessing cavities and having a lower average density than the cover layers. The method comprises the following steps: forming in the workpiece (2) at least one groove (10) which extends through at least one first cover layer (4) and at least partly through the at least one core layer (8) and circumscribes at least a portion of a contour of the lightweight building board (1) to be manufactured; introducing a hardenable mass (12) into the at least one groove (10); at least partly hardening the hardenable mass (12); and making a separating cut along the at least one groove (10), so the at least partly hardened mass (12) is separated in the longitudinal direction of the groove.Type: ApplicationFiled: May 9, 2008Publication date: November 13, 2008Applicant: Homag Holzbearbeitungssytme AGInventors: Johannes Schmid, Achim Gauss
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Publication number: 20080213598Abstract: A coating material includes: (A) a compound of formula (I) Ra4-nSiXan, ??(I) wherein: Xa is a hydrolysable radical; Ra is a non-hydrolysable radical; n is 2, 3 or 4; (B) a compound of formula (II) wherein: Xb is a hydrolysable radical; Rb is a non-hydrolysable radical without an epoxide function, an acryloxy function, a methacryloxy function and an isocyanate function; Yb is a non-hydrolysable radical with a crosslinkable function; p is 2 or 3; q is 1 or 2; the sum of p and q is less than or equal to 4; (C) a crosslinking agent; (D) an organozirconium, organotitanium or organoaluminum compound containing hydrolysable organic radicals; (E) a hydrolysis catalyst; (F) crosslinkable prepolymers of epoxy and epoxysiloxane resins, (G) optional corrosion inhibitors; (H) optional compounds for reducing the reactivity of component (D); wherein n and the sum of p+q are not at the same time each 4.Type: ApplicationFiled: January 18, 2008Publication date: September 4, 2008Applicants: AIRBUS DEUTSCHLAND GMBH, EADS DEUTSCHLAND GMBHInventors: Wolfgang PAPENDICK, Ottmar SCHRAMM, Dominik M. RAPS
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Publication number: 20080182130Abstract: A magnet structure with colorable surface and a method for manufacturing the magnet structure. The method includes a step of disposing a colorable facial layer on a surface of the magnet. The material of the colorable facial layer is a mixture of polymer resin, good ink-absorbing material and tackifier, whereby the colorable facial layer has high adhesion to the surface of the magnet. In addition, the colorable facial layer can easily absorb an ink or a color so that the colorable facial layer can be further colored or printed with a figure.Type: ApplicationFiled: November 16, 2007Publication date: July 31, 2008Inventors: Hung-Chih Wu, Chen-Liang Fan Chiang, Yi-Ju Wu
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Publication number: 20080176005Abstract: The invention relates to a method that involves (a) removing graphite from at least one surface of a metal graphite composite material; (b) chemically cleaning or plasma etching the surface of the metal graphite composite material; (c) applying a metal-containing material to the surface of the chemically cleaned or plasma etched metal graphite composite material, and thereby forming an intermediate layer; (d) applying a metal coating on the intermediate layer, and thereby forming a composite material. The invention also relates to a composite material comprising (a) a metal graphite composite substrate having at least one surface that is substantially free of graphite; (b) a metal-containing intermediate layer located on a surface of the substrate; and (c) a metal coating on the intermediate layer.Type: ApplicationFiled: March 27, 2008Publication date: July 24, 2008Inventors: Richard Wu, James Cornie, Stephen Cornie, Hank Breit, Larry Ballard, Richard Malen, Prabhat Kumar, John Shields, Robert Desberg
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Patent number: 7371431Abstract: In the method of producing smaller, sheet glass plates having a predetermined geometry and lateral dimensions in the millimeter range from a larger sheet glass plate, a joining material is imprinted on one side of the larger sheet glass plate in accordance with a joining zone geometry of the smaller, sheet glass plates. Dividing lines along which the smaller, sheet glass plates are separated are specified on the larger sheet glass plate. Then the smaller, sheet glass plates are separated along the dividing lines together with the imprinted joining material into individual sheet glass plates.Type: GrantFiled: March 24, 2001Date of Patent: May 13, 2008Assignee: Schott AGInventors: Christian Dietz, Robert Fuerst, Christoph Hermanns, Heinrich Ostendarp, Dietrich Mund
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Patent number: 7297364Abstract: A method for refurbishing a surface of a lamp having surface damage includes the steps of removing the lamp from the motor vehicle. An original clear coat finish is removed from the surface of the lamp. The surface of the lamp is evened. Swirls and scratches are grinded out of the surface. The surface is then buffed and cleaned. A replacement clear coat material is sprayed over the surface of the lamp. The replacement clear coat material is then cured.Type: GrantFiled: December 19, 2005Date of Patent: November 20, 2007Assignee: The Magni Group, Inc.Inventors: Alexander Krause-Heringer, Maurice Paperi
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Patent number: 7279197Abstract: A method of inhibiting or preventing bonding between snow or ice and a substrate. The method includes applying an adhesive to the substrate, broadcasting an aggregate onto the adhesive, the aggregate having the capacity to receive an anti-icing chemical into the aggregate, and applying the anti-icing chemical onto the aggregate so that at least a portion of the anti-icing chemical is received into at least a portion of the aggregate.Type: GrantFiled: December 30, 2004Date of Patent: October 9, 2007Assignee: Board of Control of Michigan Technological UniversityInventor: Russell G. Alger
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Patent number: 7261922Abstract: The invention relates to a method of providing additional corrosion protection to a localized portion of a pole such as a utility pole, support pole, or the like comprising the steps of: (1) determining which portion of the pole is to receive additional corrosion protection; (2) blast cleaning that localized portion of the pole which is to receive additional corrosion protection; (3) placing the pole into a caustic tank; (4) removing the pole from the caustic tank; (5) subjecting the pole to a caustic rinse; (6) placing the pole into an acid tank; (7) removing the pole from the acid tank; (8) subjecting the pole to an acid rinse; (9) placing the pole into a flux tank; (10) removing the pole from the flux tank; (11) placing the pole into a heated galvanizing kettle; and (12) removing the pole from the galvanizing kettle.Type: GrantFiled: July 23, 2004Date of Patent: August 28, 2007Assignee: Valmont Industries, Inc.Inventor: Carleton D. Kempkes
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Patent number: 7255896Abstract: A method of producing a die coater structured with at least two bars so as to form a pocket section to extend a coating liquid in a coating width direction, a coating liquid supply port to supply a coating liquid to the pocket section, and a slit section to discharge a coating liquid from the pocket section to a material to be coated, wherein at least a part of a surface of the two bars coming in contact with a coating liquid is covered with a fluorine-based resin, the method comprises steps of: a preheating step of conducting a preheating process for a bar with a preheating temperature higher than a baking temperature in a baking process in a covering step of a fluorine-based resin; a grinding step of grinding the bar subjected to the preliminary heating process; and the covering process of covering a part of a surface of the bar with a fluorine-based resin so as to form a covered section, wherein the surface of the bar was subjected to the grinding step and comes in contact with a coating liquid.Type: GrantFiled: May 13, 2004Date of Patent: August 14, 2007Assignee: Konica Minolta Medical & Graphic, Inc.Inventor: Shigetoshi Kawabe
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Patent number: 7179502Abstract: A method of making wet rolls includes providing a web of material, applying a wetting solution to the web to produce a wet web, and winding the wet web into a roll. The wetting solution may include an inorganic salt and at least one preservative. The wetting solution may be distributed evenly throughout the wet roll.Type: GrantFiled: September 17, 2003Date of Patent: February 20, 2007Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Daniel Hoo, Brian James Gingras, Paul Kerner Pauling, Clayton Taylor Gann, Robert Eugene Krautkramer, James Monroe Perkins, Anthony Mark Gambaro, Robert Alvin Barkhau, Andrew Peter Doyle, James Leo Baggot, Joe Cwiakala, Valter Di Nardo, Massimiliano Adalberti, Stefano Petri, Giulio Betti
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Patent number: 7101587Abstract: A method of making wet rolls includes providing a web of material, applying a wetting solution to the web to produce a wet web, and winding the wet web into a roll. The wetting solution may be applied at an add-on greater than 25%, and the web may travel at a speed of at least 60 meters per minute.Type: GrantFiled: July 6, 2001Date of Patent: September 5, 2006Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Brian James Gingras, Daniel Hoo, Paul Kerner Pauling, Clayton Taylor Gann, Robert Eugene Krautkramer, James Monroe Perkins, Anthony Mark Gambaro, Robert Alvin Barkhau, Andrew Peter Doyle, James Leo Baggot, Joe Cwiakala, Valter Di Nardo, Massimiliano Adalberti, Stefano Petri, Giulio Betti
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Patent number: 7014727Abstract: A method of forming high resolution electronic circuits (10) on a substrate (12) is provided. The method includes the steps of laminating a dielectric layer (14) on a substrate (12), laser drilling channels (16 and 18) in the dielectric film (14) and the substrate (12), and filling channels (16 and 18) with a filler material (20). Further, a release layer (22) is applied to dielectric film layer (14) and filler material (20), the release layer (22) having an adhesive thereon. Release layer (22) is peeled or otherwise removed from substrate (12), leaving filler material (20) formed and shaped on substrate (12), thus producing a high resolution electronic circuit on substrate (12).Type: GrantFiled: July 7, 2003Date of Patent: March 21, 2006Assignees: Potomac Photonics, Inc., Parelec, Inc.Inventors: Christopher Wargo, Paul Kydd, Scott Mathews, Susan Gordon, legal representative, Chengping Zhang, Todd A. Kegresse, Michael Duignan, deceased
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Patent number: 6936305Abstract: Equipment for producing rolls of wound web material including a feed path for the web material, winding structure for winding the web material and forming the rolls, and along the feed path and upstream from the winding means, an applicator member for applying to the web material fed along the path a dry component of a component with a low liquid content of a liquid-based mixture, with which the wound web material is impregnated.Type: GrantFiled: November 28, 2000Date of Patent: August 30, 2005Assignee: Fabio Perini S.p.AInventor: Guglielmo Biagiotti
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Patent number: 6916503Abstract: A method of coating a coating liquid on a base material having a curved surface portion, includes processes of: a coating process of coating a coating liquid on a base material; and a rotating process of rotating the base material coated with the coating liquid.Type: GrantFiled: August 29, 2002Date of Patent: July 12, 2005Assignee: Konica CorporationInventors: Masahiro Morikawa, Kazumi Furuta, Osamu Masuda, Akiko Kuji
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Patent number: 6899775Abstract: This invention relates to the printing of a substrate having a pre-printed “print pattern” with a “design layer” of ink where there is differential adhesion within and without the print pattern. The print pattern is receptive to an ink, and the design layer ink forms a durable image material with good bond to the print pattern, but the ink does not form a durable image material on the portions of the substrate outside the print pattern. The design layer ink is a UV-curable ink, and the print pattern may have a higher surface energy than the portions of the substrate outside the print pattern.Type: GrantFiled: January 23, 2003Date of Patent: May 31, 2005Assignee: Contra Vision Ltd.Inventors: George Roland Hill, Chris David Parry
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Patent number: 6872425Abstract: A method of coating a vehicle wheel to increase wear and corrosion resistance of the vehicle wheel, includes the steps of providing a vehicle wheel and applying a wear and corrosion resistant coating onto a surface of the vehicle wheel. The coating is applied to at least a tire bead retaining flange of the vehicle wheel. The coating is of particular use with vehicle wheels made of forged aluminum. The coating is selected from tungsten carbide, optionally including cobalt or chrome, a nickel-based superalloy, aluminum and silicon carbide, or stainless steel. The coating is typically applied to a thickness of about 0.004-0.01 inch. The surface of the vehicle wheel may be prepared by mechanically abrading the surface or chemically etching the surface of the vehicle wheel. The coating may be applied by cold spraying, thermal spraying, or triboelectric discharge kinetic spraying and other similar processes.Type: GrantFiled: September 25, 2003Date of Patent: March 29, 2005Assignee: Alcoa Inc.Inventors: Roger W. Kaufold, Neville C. Whittle, Edward P. Patrick, A. Victor Pajerski
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Patent number: 6863764Abstract: Scented decorative grasses having an appearance and/or texture simulating the appearance and/or texture of cloth are disclosed, as are methods for making such scented decorative grasses from materials wherein at least one surface of the material is modified to simulate the appearance and/or texture of cloth.Type: GrantFiled: April 17, 2003Date of Patent: March 8, 2005Assignee: Southpac Trust International, Inc.Inventor: Donald E. Weder
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Patent number: 6855440Abstract: A construction product made from an extrudable composition formed into various shapes for use in deck-building systems and other applications is disclosed. The extrudable composition prepared from polyethylene polymeric compounds, such as HDPE, and mixed with a mineral such as fiberglass, mineral wool or sand, along with a pigment, has sufficient strength and other advantageous properties to be useful for those construction applications.Type: GrantFiled: February 5, 2003Date of Patent: February 15, 2005Inventor: Paul Bracegirdle
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Patent number: 6811847Abstract: A printing medium is manufactured by forming a primer layer 12 and an adhesive layer 13 successively on the rubbed surface of a base film 11 and wound into a roll 15. When the printing medium is delivered from roll 15, adhesive layer 13 does not remain on the roll 15 side even if adhesive layer 13 has a low adhesive power because the adhesion between adhesive layer 13 and primer layer 12 is strong while the adhesion between adhesive layer 13 and base film 11 in roll 15 is weak. The printing medium can be run in a printer without using a release film because adhesive layer 13 has a low adhesive power.Type: GrantFiled: April 4, 2001Date of Patent: November 2, 2004Assignee: Sony Chemicals CorporationInventor: Tadasu Kawashima
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Patent number: 6800325Abstract: The invention relates to a method of producing an interior fitment for motor vehicles, the interior fitment having on its facing side a wood molding which is provided with a coating. In order to impart a substantially natural impression to the interior fitment, the invention proposes applying to the wood molding a coating material based on vegetable-oil-modified resins and natural vegetable oils, with the addition to the coating material of ceramic microparticles. Likewise proposed is an interior fitment produced preferably by this method.Type: GrantFiled: June 24, 2002Date of Patent: October 5, 2004Assignee: Erwin Behr Automotive GmbHInventors: Martin Ehrath, Christian Hoering
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Patent number: 6767584Abstract: A method for texturing substrate surfaces and a substrate product, such as for computer disk drives. Microbump textured substrates are produced having a Rp value of about 20-200 Å and a ratio of Rmax:Rp of about 1.4 or less. In an exemplary embodiment, a microbump textured substrate is produced having colloidal particles on a surface thereof at a density of at least about 25 particles per 25 &mgr;m2, wherein the surface topography includes a Rp value of about 20-200 Å, a micro-roughness Rq of about 10 Å or less, and a ratio of Rmax:Rp of about 1.4 or less. An exemplary method includes first providing a substrate surface having a surface micro-roughness Rq of about 10 Å or less and depositing colloidal particles on the surface to provide a Rp value of about 20-200 Å and a ratio of Rmax:Rp of about 1.4 or less. In a further exemplary embodiment, the method increases the micro-roughness Rq, but to a value that is still less than about 10 Å with Rmax:Rp still of about 1.Type: GrantFiled: May 13, 2002Date of Patent: July 27, 2004Assignee: International Business Machines CorporationInventors: James A. Hagan, Ullal Vasant Nayak, Janice Blue Ostrom, Douglas Howard Piltingsrud, Douglas A. Kuchta
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Patent number: 6748643Abstract: To provide a method of manufacturing a friction member with high painting performance in which undesirable matters, which stick to the friction member before painting, are removed, and degreasing and recovery of damaged portions are carried out. In the method of manufacturing a friction member in which a friction material is attached to a metal back plate and they are painted, after the friction material is attached to the back plate, the back plate is treated before painting. The treating prior to painting process may be shot-blasting or coating with phosphate. With this treatment before painting, parting compounds that are adhered when the friction material is attached to the back plate is to be removed; dirty things and attached matters are removed; and flaws due to blasting are recovered, resulting in improved painting performance in adhesiveness.Type: GrantFiled: November 23, 2002Date of Patent: June 15, 2004Assignee: Nisshinbo Industries, IncInventors: Takeshi Yamane, Yoshihito Aoyama
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Patent number: 6727005Abstract: Manufacturing low density components of high surface strength having a polymer or metal matrix substrate and ceramics and/or metal-ceramics coating, wherein the low density substrate to be coated is subjected to: optionally, machining the surface in order to generate residual compressive stress in the outer layers; optionally, thermal stabilizing at a temperature lower than 350° C.; depositing onto the outer surface, with hot spraying techniques at a temperature ranging from 70 to 350° C., of a coating layer in ceramics and/or metal-ceramics material of a surface strength higher than that of the component to be coated, the surface of the coating layer being optionally subjected to a finishing treatment. The disclosure also relates to the product thus obtained.Type: GrantFiled: October 22, 2002Date of Patent: April 27, 2004Assignee: Centro Sviluppo Materiali S.p.A.Inventors: Pietro Gimondo, Carlo Costa
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Patent number: 6716551Abstract: In a method of manufacturing a fluid diffusion layer for a solid polymer electrolyte fuel cell, a surface of the fluid diffusion layer is abraded so that the topography of the fluid diffusion layer surface is rendered more uniform. The fluid diffusion layer comprises a porous substrate, and may also comprise a carbon-containing sublayer, as well as hydrophobic material. The particles formed by the abrading operation may be deposited into at least some of the pores of the substrate to form a support structure for the direct depositing of a catalyst onto the abraded surface.Type: GrantFiled: May 2, 2001Date of Patent: April 6, 2004Assignee: Ballard Power Systems Inc.Inventors: Volker Peinecke, Jorg von der Osten-Fabeck, John Robert Gordon, Herwig Robert Haas
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Patent number: 6656535Abstract: A method of fabricating a process chamber component that has a ceramic form with grains and grain boundary regions. In the method, the component is bead blasted to provide a surface having a relatively low roughness average of less than about 150 microinches. The component is dipped into a solution having a concentration that is sufficiently low to reduce etching of grain boundary regions of the ceramic form. A metal coating is formed over at least a portion of the ceramic form. The component fabricated by this method can tolerate thicker deposits of sputtered material in a sputtering process without the sputtered deposit accumulates causing spalling of the coating of the component.Type: GrantFiled: December 21, 2001Date of Patent: December 2, 2003Assignee: Applied Materials, IncInventors: Yongxiang He, Hong Wang, Clifford Stow
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Patent number: 6610554Abstract: Described is a method of fabricating an organic electroluminescent display (hereinafter abbreviated OELD) enabling to increase a throughput efficiency by carrying out a foregoing OELD process, dividing a large-scaled substrate, and carrying out a following OELD process in order. The present invention includes the steps of forming a first electrode layer on a large-scaled substrate, dividing the large-scaled substrate into a plurality of small substrates, forming an organic electroluminescent layer on the first electrode layer of at least one of the small substrates, and forming a second electrode layer on the organic electroluminescent layer.Type: GrantFiled: April 11, 2002Date of Patent: August 26, 2003Inventors: Seung-jun Yi, Do-hyun Choi, Kyung-hee Choi
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Patent number: 6592948Abstract: Described herein is a method for providing a clean edge at the interface of a portion of a substrate coated with a coating system and an adjacent portion of the substrate which is uncoated. The method includes the step of forming a zone of non-adherence on the substrate portion which is to be uncoated, prior to application of the coating system. The zone of non-adherence is adjacent the interface, so that the coating system will not adhere to the zone of non-adherence, but will adhere to the portion of the substrate which is to be coated with the coating system.Type: GrantFiled: January 11, 2002Date of Patent: July 15, 2003Assignee: General Electric CompanyInventors: Robert Anthony Fusaro, Jr., Timothy Francis Bethel
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Patent number: 6561872Abstract: A method of stripping coating from a portion of a coated surface of a component. The method includes fastening a mask sheet to the component over a region adjacent the portion of the coated surface. The mask sheet has a contour generally corresponding to a contour of the surface of the component. A high pressure fluid jet is sprayed from a spray head toward the portion of the coated surface after the mask sheet is fastened to the component to strip the coating from the portion of the surface. After the coating is stripped from the portion of the surface, the mask sheet is removed from the component.Type: GrantFiled: June 11, 2001Date of Patent: May 13, 2003Assignee: General Electric CompanyInventors: Gilbert Farmer, Jeffrey Arnold Fehrenbach, William Lee Imhoff, David Allen Kastrup
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Patent number: 6534172Abstract: A technique for improving the adhesive force between a biodegradable base film and a rubbery adhesive layer. An adhesive tape is obtained by rubbing the surface of a biodegradable film 9 by a means of rubbing 7 and then applying solution of ingredients of adhesive layer thereonto, thus forming an adhesive layer. The adhesion force between the base film and the adhesive layer is improved by the rubbing treatment. When the solution of ingredients of adhesive layer is an aqueous system, it is also possible that solution of ingredients of primer layer containing an organic compound as a solvent is applied onto the rubbed surface to thereby form a primer layer followed by the formation of the adhesive layer. The adhesive layer may contain fillers, coloring agents, age resistors, etc. so long as the biodegradability is not deteriorated thereby. It is preferable that a separate film to be bonded to the surface of the adhesive layer is also a biodegradable one.Type: GrantFiled: November 18, 1999Date of Patent: March 18, 2003Assignee: Sony Chemicals Corp.Inventor: Tadasu Kawashima
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Patent number: 6524412Abstract: A method for forming and applying a roadside display system is disclosed. Character-shaped are formed in a thermoplastic polymer resin material with a highly reflective face. A readily available sheet cutting die press allows the characters, numerals or letters, to be cut on site with a minimum of effort. Typically, a matching set of character-shaped inserts are cut from a second sheet of thermoplastic polymer resin material with a different color, contrast and reflectance. The inserts are placed in the corresponding character-shaped apertures cut in the first sheet and then a reactant, in the form of contact cement, is used to adhere the sign to a roadside curb. An exothermic reaction occurs between the reactant and thermoplastic polymer resin material which adheres the thermoplastic polymer resin material to the curbside.Type: GrantFiled: March 12, 2001Date of Patent: February 25, 2003Inventor: Phillip L. Smith
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Patent number: 6513239Abstract: An alloy film is fabricated, on the face of a heat exchanger for an integrated circuit, by a process that dispenses various liquids onto the heat exchanger's face. To prevent those liquids from falling off of the heat exchanger's face onto other components which hold the heat exchanger on a frame, the process begins by combining the heat exchanger into an assembly that includes a retainer and a compliant member. The retainer catches any liquids that fall off the heat exchanger's face, and the compliant member forms a seal between the heat exchanger and the retainer which prevents the liquids from leaking onto the other components.Type: GrantFiled: July 24, 2001Date of Patent: February 4, 2003Assignee: Unisys CorporationInventor: Blanquita Ortega Morange
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Patent number: 6497918Abstract: This invention concerns a process and a device for producing strip elements for electronically securing articles and a corresponding produced strip element. The aim of the invention is to present a process, a device, and a strip element which can be economically produced according to said process. As for the process, the aim is achieved in that an endless strip of electronically detectable material is fed and is cut into individual segments of a defined length, in that the individual segments are advanced by means of a conveyor, the speed of which is greater than the speed at which the endless strip is fed, the relative velocity being adjusted to provide the desired interval between two consecutive strip segments, and in that the segments separated by intervals are given a coating on one or both sides.Type: GrantFiled: June 7, 1999Date of Patent: December 24, 2002Assignee: Meto International GmbHInventors: Detlef Duschek, Gordon Klassen
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Patent number: 6468632Abstract: A method for coating the sawed edges of gypsum wallboard to prevent dusting of gypsum particles in clean rooms. The method includes applying a water-dispersible polymers to the sawed edges of gypsum wallboard. The polymer forms a water-insoluble salt through an ion exchange with the calcium found in gypsum wallboard. The result is a tough, tack free, fast-drying coating that substantially reduces the levels of airborne gypsum particles that come from the sawed edges of gypsum wallboards.Type: GrantFiled: December 6, 2000Date of Patent: October 22, 2002Assignee: National Gypsum Properties, LLCInventor: Daniel A. Winkowski
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Patent number: 6440487Abstract: A radioactive transition metal stent, comprising one or more transition metals, wherein the transition metal stent surface is chemically bound to a radioactive material; and a method for producing the radioactive transition metal stent wherein the radioisotope is chemically bound to, and is uniformly confined to the transition metal stent surface without affecting the metallurgical properties of the transition metal stent is disclosed.Type: GrantFiled: July 13, 2000Date of Patent: August 27, 2002Assignee: MoBeta, Inc.Inventors: Michelangelo Delfino, Mary Elizabeth Day
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Patent number: 6361830Abstract: In a process for manufacturing metal sheet gaskets coated with elastomer, as are often used as cylinder head gaskets or as compressor gaskets in refrigerant circuits, it is proposed that the elastomeric coating be applied to the individual metal sheet in a spray coating process in order to be able to carry out the coating with elastomer in a more cost-efficient manner.Type: GrantFiled: November 6, 1997Date of Patent: March 26, 2002Assignee: ElringKlinger AGInventors: Peter Schenk, Reinhold Buck
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Patent number: 6358564Abstract: A process for preparing an old porcelain or ceramic substrate and refinishing with an epoxy coating top coat, where the old substrate is treated with an aqueous solution of citric acid prior to the step of coating with epoxy. In preferred aspects, the old substrate is treated with aqueous calcium carbonate solution prior to treating with the citric acid solution.Type: GrantFiled: August 28, 2000Date of Patent: March 19, 2002Assignee: The Glidden CompanyInventor: John R. Kordosh
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Publication number: 20020025378Abstract: A method is disclosed for treating the surface of tools made of tool steel, wherein primary carbides are embedded in the tool steel matrix. The thickness of the primary carbides disposed near the surface can be reduced by forming a surface which has point-wise recess; alternatively, the primary carbides can be completely removed. A hard material layer is deposited on this surface. The invention also describes tools made of tool steel, wherein primary carbides are embedded in the tool steel matrix. The primary carbides are significantly recessed, and a hard material layer is deposited thereon.Type: ApplicationFiled: August 13, 2001Publication date: February 28, 2002Inventors: Klaus Keller, Fritz Koch
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Patent number: 6337103Abstract: A process for remanufacturing a charging member having at least two layers on a conductive support is described. The process involves carrying out mechanical abrasion to remove at least a surface layer of the charging member, followed by forming a layer thereon. Also, a charging member remanufactured by the process and a process cartridge having the hanging member are described.Type: GrantFiled: October 12, 1995Date of Patent: January 8, 2002Assignee: Canon Kabushiki KaishaInventors: Hiroshi Inoue, Naoki Fuei
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Patent number: 6335050Abstract: A ferrite magnetic film structure exhibiting a magnetic anisotropy, the ferrite magnetic film structure comprising, a substrate provided on one main surface thereof with a groove-like recessed portion and with a ridge-like projected portion located neighboring to the groove-like recessed portion, and a ferrite magnetic film constituted by a continuous film having a substantially flat upper surface and formed on one main surface of the substrate, wherein the ferrite magnetic film structure meets the following conditions: (a/(a+b))(h/(t−h))≧0.047 1≧(a+b) where “a” is a width of the ridge-like projected portion, b is a width of the groove-like recessed portion, h is a height of step between the groove-like recessed portion and the ridge-like projected portion, t is a thickness of the ferrite magnetic film at the recessed portion, and l is a length of the recessed portion and of the projected portion.Type: GrantFiled: June 15, 2000Date of Patent: January 1, 2002Assignee: Kabushiki Kaisha ToshibaInventor: Tetsuo Inoue