Heating Of Dry Adhesive On Lamina Prior To Assembly Contact Patents (Class 156/320)
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Publication number: 20090050268Abstract: A heat-sensitive adhesive material contains a substrate and a heat-sensitive adhesive layer that contains a thermoplastic resin and a solid plasticizer, and the heat-sensitive adhesive material is so configured as to be heated and applied to an adherend, wherein the heat-sensitive adhesive material exhibits such an adhesive strength to the adherend as to increase with time from immediately after applying the heat-sensitive adhesive material to the adherend.Type: ApplicationFiled: October 16, 2008Publication date: February 26, 2009Inventors: Mitsunobu Morita, Tomoyuki Kugo, Hiroshi Goto, Norihiko Inaba
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Publication number: 20090047100Abstract: A method and apparatus for attaching parts. A composite male fastening component is placed through at least a first part and a second part. The composite male fastener component preferably has a threaded portion. A composite female fastener component is positioned adjacent to and surrounding the threaded portion of the male fastener component. A portion of the composite female fastener component is caused to flow around and form into the threaded portion of the composite male fastener component. The portion of the composite female fastener component that flowed around and formed into the threaded portion of the composite male fastener component is re-solidified and re-consolidated such that the composite female fastener component is securely attached to the composite male fastener component thereby joining the mating parts.Type: ApplicationFiled: August 14, 2007Publication date: February 19, 2009Inventor: Steven G. Keener
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Patent number: 7469461Abstract: A method for making a diaphragm unit of a condenser microphone includes the steps of: forming a liftoff layer on a substrate; forming an insulator diaphragm film on the liftoff layer; and removing the liftoff layer from the diaphragm film and the substrate so as to separate the diaphragm film from the substrate.Type: GrantFiled: December 9, 2005Date of Patent: December 30, 2008Assignee: Taiwan Carol Electronics Co., Ltd.Inventors: Chao-Chih Chang, Ray-Hua Horng, Jean-Yih Tsai, Chung-Chin Lai, Ji-Liang Chen
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Patent number: 7452595Abstract: A heat-sensitive adhesive material contains a substrate and a heat-sensitive adhesive layer that contains a thermoplastic resin and a solid plasticizer, and the heat-sensitive adhesive material is so configured as to be heated and applied to an adherend, wherein the heat-sensitive adhesive material exhibits such an adhesive strength to the adherend as to increase with time from immediately after applying the heat-sensitive adhesive material to the adherend.Type: GrantFiled: May 21, 2004Date of Patent: November 18, 2008Inventors: Mitsunobu Morita, Tomoyuki Kugo, Hiroshi Goto, Norihiko Inaba
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Publication number: 20080269033Abstract: A method of manufacturing paint roller covers is disclosed in which the paint roller covers are manufactured from a seamless, tubular knitted pile fabric sleeve that is installed onto a core member. To facilitate the manufacture of the paint roller covers, the outside of the core member is provided with an adhesive bonding material on the exterior surface thereof that has a relatively non-tacky outer surface. The knitted pile fabric sleeve is installed onto the exterior surface of the core member over the adhesive bonding material. The adhesive bonding material is then rendered tacky, whereupon the knitted pile fabric sleeve becomes adhesively secured by the adhesive bonding material to the exterior surface of the core member. The pile fabric covered core member may be finished into paint roller covers by combing and shearing the pile fabric to a desired length, beveling the edges of the paint roller covers, and vacuuming stray fibers from the paint roller covers.Type: ApplicationFiled: April 9, 2008Publication date: October 30, 2008Inventor: Daniel L. Sinykin
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Publication number: 20080202682Abstract: The invention provides a substantially two-dimensional element (2D element) which bonds adhesively without bubbles under heat activation and has at least one heat-activable adhesive, one side face of said element having a groove element. The groove element comprises at least one groove adapted for the transport of a fluid. The groove is set into the side face of the 2D element in such a way that it is open towards the side face. It runs continuously from one edge section of the side face to a further edge section of the side face. By way of the groove structure formed from the at least one groove, liquid or gaseous fluids which form or collect in the bond area can be drained from the plane of the bond, thereby improving the strength of the bond. The invention further offers methods of producing and employing this 2D element.Type: ApplicationFiled: April 13, 2007Publication date: August 28, 2008Applicant: TESA AGInventors: Marc Husemann, Frank Hannemann
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Publication number: 20080179000Abstract: In a thermal activation method for a heat-sensitive adhesive sheet 2 which has a heat-sensitive adhesive layer 2a on one surface thereof and is to be stuck to an adherend 1, when a surface roughness of the adherend 1 is large, by heating the heat-sensitive adhesive layer 2a with large thermal energy, an adhesive is allowed to easily enter recesses 1a of the adherend. When the surface roughness of the adherend 1 is small, by heating the heat-sensitive adhesive layer 2a with small thermal energy, a viscosity of the adhesive is increased to thereby prevent the heat-sensitive adhesive sheet 2 from sliding and being peeled. The surface roughnesses of the adherends 1 may be classified for each material of the adherends 1, and the classified surface roughnesses may be judged according to each material of the adherends 1 to thereby determine the thermal energy.Type: ApplicationFiled: January 10, 2008Publication date: July 31, 2008Inventors: Takanori Okayasu, Norimitsu Sanbongi, Minoru Hoshino, Noriyoshi Shoji, Yoshinori Sato
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Publication number: 20080163979Abstract: A waterproofing membrane and uses for it. The membrane has a layer of bitumen based material on a sheet of support material, and preferably has a protective layer on the bituminous material to allow the membrane to be easily unrolled if it is shipped in a roll. It is to be installed to a surface by an adhesive coating and can be provided adhered to a board to form a waterproofing panel. The membrane can be used as an adhesive to apply a decorative facade on a wall in addition to being used for sole waterproofing purposes. The decorative facade is applied subsequently to heating the membrane, which volatilizes the protective layer and softens the bituminous layer. To increase the adhesiveness of the membrane, a tackifier such as styrene-isoprene-styrene is blended into the bituminous layer.Type: ApplicationFiled: March 19, 2008Publication date: July 10, 2008Inventor: Denis FAUCHER
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Publication number: 20080124523Abstract: The present invention provides a laminate formed by binding (A) a layer including a resin film layer and (B) a rubbery elastomer layer through (C) an adhesive layer, in which an adhesive composition constituting the above (C) an adhesive layer includes (a) a rubber component and (b) at least one of poly-p-dinitrosobenzene and 1,4-phenylenedimaleimide, as a crosslinking agent and a crosslinking aid, in an amount of 0.1 mass parts or more relative to 100 mass parts of the rubber component, and provides a tire using the above laminate. The laminate has a resin film layer and a rubbery elastomer layer which are bound and integrated through the above adhesive layer, can be produced with good workability, and also is excellent in the peeling strength, and thus can be suitably used as an inner liner having a less thickness.Type: ApplicationFiled: November 30, 2005Publication date: May 29, 2008Applicant: BRIDGESTONE CORPORATIONInventors: Daisuke Nohara, Daisuke Kato, Yuwa Takahashi
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Publication number: 20070281118Abstract: The invention relates to a hot melt adhesive composition including an amorphous poly-alpha-olefin, an amorphous propylene/butene copolymer, a grafted polyethylene, and a wax. The hot melt adhesive composition can be used for bonding woven polypropylene substrates. The invention also provides an adhesive bonded woven polypropylene bag.Type: ApplicationFiled: April 20, 2007Publication date: December 6, 2007Inventors: Richard A. Miller, Andres I. Sustic
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Patent number: 7268183Abstract: Reactive polyurethane hotmelts comprising crystallizing polyesterpolyols based on fumaric acid and 1,6-hexanediol. These hotmelts exhibit good pressure-sensitive adhesive (PSA) properties over a very broad temperature range. The reactive polyurethane hotmelts are prepared by mixing a polyol mixture containing at least on crystallizing polyesterpolyol with an excess of polyisocyanates.Type: GrantFiled: August 15, 2003Date of Patent: September 11, 2007Assignee: Bayer MaterialScience AGInventors: Matthias Wintermantel, Hermann Perrey, Christian Wamprecht, Walter Meckel, Jürgen Ramthun
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Patent number: 7264685Abstract: The present invention relates to a composite shoddy for use in a vehicle interior. To this end, the composite shoddy of the present invention includes an organic material having a predetermined density defining shoddy bottom layer and a scrim material having a predetermined density defining a scrim top layer. The scrim top layer is adapted to operatively engage a surface material and accommodate movement of a surface material in the shear direction. The composite shoddy further includes a bituminous mastic material having a predetermined density defining a mastic middle layer. The mastic middle layer is disposed between the shoddy bottom layer and the scrim top layer.Type: GrantFiled: December 30, 2003Date of Patent: September 4, 2007Assignee: International Automotive Components Group North America, Inc.Inventors: Jean-Jacques Katz, Kenneth R. Parrish, Theodore J. Peterson, Barry R. Wyerman
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Patent number: 7252726Abstract: A method for preparing a carbon fiber fabric impregnated with a thermoplastic plastic including providing a fabric which substantially consists of carbon fibers with a coating of an epoxy material without curing agent; bringing the fabric to a temperature in the range of 330° C. to 430° C.; and holding the fabric at the temperature for 120 to 240 minutes such that the carbon fibers remain unaffected and the epoxy material is aged or neutralized and loses its tacky character. Alternatively, the heat treatment may be carried out by bringing the fabric to a temperature of 450±70° C. for 15±5 minutes and subsequently to a temperature of 220±30° C. for 240±60 minutes. Fabrics prepared as described may be used in preparing laminates, which include a plurality of layers consisting alternately of the above-described fabric and a layer of thermoplastic plastic.Type: GrantFiled: March 19, 2003Date of Patent: August 7, 2007Assignee: Ten Cate Advanced Composites B.V.Inventors: Robert Gerardus Lenferink, Wilhelmus Hendrikus Maria Van Dreumel
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Patent number: 7182832Abstract: The present invention provides a method of making a headliner for use in an automobile interior. The method of the invention comprises applying an adhesive on a first fiber mat and a second fiber mat to form a first adhesive-containing fiber mat and a second adhesive-containing fiber mat. The first adhesive-containing fiber mat and the second adhesive-containing fiber mat are optionally dried. A multilayered structure is then assembled by positioning the first adhesive-containing fiber mat between a first fabric layer and a padding layer and the second adhesive-containing fiber mat between the padding layer and a second fabric. Finally, the multilayered structure is pressed at a sufficiently high temperature to adhere the component layers of the headliner together. The invention also provides a variation in which the fiber mats are formed using the adhesive as a binder. Finally, the invention also provide a headliner made by the method of the invention.Type: GrantFiled: May 9, 2003Date of Patent: February 27, 2007Assignee: Lear CorporationInventors: Michael Behnke, Bernd Glunk
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Patent number: 7161088Abstract: A system, method and apparatus for providing a printed circuit board having optimized power delivery planes and signal routing regions are disclosed. In one aspect, the present disclosure teaches a printed circuit board having two or more cores coupled together using a prepreg sheet having selected regions of increased permittivity. In combining the cores with the prepreg sheet, the regions of increased permittivity are preferably aligned with power delivery planes defined between respective cores. By increasing the permittivity within the power delivery planes, the greater the reduction in area of the cores needed for power delivery and the greater the area retained on the cores for providing signal routing. As a result, a printed circuit board incorporating teachings of the present disclosure may support more advanced and complex information handling system implementations.Type: GrantFiled: December 4, 2003Date of Patent: January 9, 2007Assignee: Dell Products L.P.Inventor: Joseph R. Nicolaisen
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Patent number: 7094297Abstract: A method for making a screen assembly for use in a vibratory separator, the method, in certain aspects, including producing a heated first screen assembly; cooling the first screen assembly while a second heated screen assembly is being made; and cooling the second screen assembly while a third heated screen assembly is being made—with heating apparatus adjacent cooling apparatuses.Type: GrantFiled: July 25, 2003Date of Patent: August 22, 2006Assignee: Yanco I/P, Inc.Inventors: Kerry T. Ward, Thomas C. Adams, Larry Keith Clark
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Patent number: 7090739Abstract: Hot-melt webs are located on an outer surface of a pad member and an inner surface of a cover member, individually. The pad member and the cover member are heated to melt the hot-melt webs by means of heaters from the sides opposite the webs, individually. As fibrous hot-melt adhesive elements are cut at every turn and separated to insular pieces, they are distributed like mist drops in the outer surface of the pad member and the inner surface of the cover member. Thereafter, the pad member and the cover member are superposed and pressurized so that they are bonded to each other.Type: GrantFiled: September 18, 2002Date of Patent: August 15, 2006Assignee: NHK Spring Co., Ltd.Inventors: Masayuki Kubo, Kenichi Funayama
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Patent number: 7001656Abstract: The invention relates to a rigid multilayer material for thermal insulation, in particular in a vacuum, the material comprising at least one insulating plate of honeycomb material sandwiched between two aluminum- or gold-coated skins of low emissivity. In order to optimize thermal insulation, the diameter of the cells is at least twice their height. The multilayer material may have as many layers as needed. The cells of adjacent layers may be offset in order to further minimize paths for heat conduction through the structure. Holes may be pierced in the side walls of the cells in order to allow them to empty out when the material is put into a vacuum. The invention also provides a method of making such a material.Type: GrantFiled: April 23, 2003Date of Patent: February 21, 2006Assignee: AlcatelInventors: Michel Maignan, Thierry Youssefi, Bertrand Brevart
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Patent number: 6971219Abstract: A beverage bottling plant for filling bottles with a liquid beverage comprising of a filling machine, a bottle closing station and a labeling station configured and disposed to label filled bottles. The labeling station comprises a label storage magazine configured to hold a plurality of single-sheet labels in a stacked condition, pie-shaped grippers, that extract labels from the storage magazine and directly apply them on the bottles. The grippers are heated prior to applying the labels to the bottles to assist in securing the labels and then the grippers are cooled.Type: GrantFiled: September 18, 2003Date of Patent: December 6, 2005Assignee: KHS Maschinen- und Anlagenbau AGInventors: Klaus Krämer, Heinz-Michael Zwilling, Thomas Stienen
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Patent number: 6939421Abstract: The present invention is used for setting and bonding fasteners to support surfaces. The fasteners are provided with connecting surfaces which are coated with a dry hot-melt-type adhesive on the bare side thereof. The adhesive can be reactivated by means of heat treatment. The setting device includes a housing (1) having a receiving component (2) that is displaceably guided therein and is used for the fastener (3) as well as means for quickly heating the hot-melt-type adhesive, lowering the receiving component (2) and pressing the adherent (25) after the adhesive has been melt on. Heating is carried out by means of hot air (H) which is supplied passing the housing (1) and in that the receiving component (2) is surrounded by a closed wall (7) that extends from the hot air discharge location in the housing (1) to the fastener (3). The hot air (H) can thus be conveyed to the adhering hot-melt-type adhesive before or while the fastener (3) rests on the support surface (25).Type: GrantFiled: December 19, 2000Date of Patent: September 6, 2005Assignee: A. Raymond & CIEInventors: Michel Bremont, Yannick Leroux, Olivier Schuller
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Patent number: 6932883Abstract: A method for making a screen assembly for a vibratory separator, the method including, in at least certain aspects, gluing together with glue at least two layers of fine screening material, allowing the glue to set, preheating the glued together at least two layers of fine screening material, placing the thus-preheated at least two layers of fine screening material in a heating apparatus, placing a coarse mesh layer on the at least two layers of screening material on the heating apparatus, placing on the coarse mesh layer a support with heat activated material thereon for adhering the support to the coarse mesh layer, and heating the coarse mesh layer, at least two fine layers of fine screening material, and the support to adhere the support to the coarse mesh layer and to glue the at least two layers of fine screening material to the coarse mesh layer.Type: GrantFiled: July 31, 2002Date of Patent: August 23, 2005Assignee: Varco I/P, Inc.Inventors: Thomas C. Adams, Kerry Ward, Kenneth W. Seyffert, David L. Schulte, Jr., Charles N. Gricher, Vincent D. Leone, Jefrey E. Walker, Guy L. McClung, III
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Patent number: 6850262Abstract: A thermal activation device (thermal activation unit A1) for heat-sensitive self-adhesive sheet at least includes: a thermally-activating thermal head for thermally activating a heat-sensitive adhesive layer of a heat-sensitive self-adhesive sheet including a sheet-like substrate formed with a printable surface on one side thereof and with the heat-sensitive adhesive layer on the other side thereof; and a platen roller (41) for conveying the heat-sensitive self-adhesive sheet in a predetermined direction, the device wherein the platen roller includes adhesive-mass removing means for removing an adhesive mass (G2) of the heat-sensitive adhesive adhered to a periphery of the platen roller, and wherein the adhesive-mass removing means includes: a transfer roller (42) slidably contacting the periphery of the platen roller as located near an exit of the heat-sensitive self-adhesive sheet, thereby allowing the adhesive mass adhered to the periphery of the platen roller to be transferred thereto; and a cleaning sheeType: GrantFiled: July 2, 2003Date of Patent: February 1, 2005Assignee: SII P & S Inc.Inventors: Shinichi Yoshida, Yoshinori Sato, Minoru Hoshino, Masanori Takahashi
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Patent number: 6846876Abstract: We have found a novel spray-on adhesive composition made from components including a high melt index polymer and a high melt tackifier that interact to produce a composition that can form a low odor, light color, non-tacky, hot melt adhesive material that can be used in disposable article manufacture. The adhesive is thermally stable at hot melt application conditions, is low in cost, is easily applied and produces high quality disposable articles.Type: GrantFiled: September 25, 2003Date of Patent: January 25, 2005Assignee: Adherent Laboratories, Inc.Inventor: Thomas H. Quinn
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Patent number: 6828017Abstract: A heat-sensitive adhesive material including a substrate and a heat-sensitive adhesive layer provided thereon. The adhesive layer has one of the following properties (a) and (b): (a) the heat-sensitive adhesive layer, when thermally activated, exhibits an adhesive strength in the range of 1800-3500 gf/40 mm at 0-10° C.; (b) the heat-sensitive adhesive layer, when thermally activated, exhibits a scratch resistance in the range of 150-500 gf at 0° C.Type: GrantFiled: September 25, 2001Date of Patent: December 7, 2004Assignee: Ricoh Company, Ltd.Inventors: Tomoyuki Kugo, Toshiaki Ikeda
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Publication number: 20040224595Abstract: The present invention provides a method of making a headliner for use in an automobile interior. The method of the invention comprises applying an adhesive on a first fiber mat and a second fiber mat to form a first adhesive-containing fiber mat and a second adhesive-containing fiber mat. The first adhesive-containing fiber mat and the second adhesive-containing fiber mat are optionally dried. A multilayered structure is then assembled by positioning the first adhesive-containing fiber mat between a first fabric layer and a padding layer and the second adhesive-containing fiber mat between the padding layer and a second fabric. Finally, the multilayered structure is pressed at a sufficiently high temperature to adhere the component layers of the headliner together. The invention also provides a variation in which the fiber mats are formed using the adhesive as a binder. Finally, the invention also provide a headliner made by the method of the invention.Type: ApplicationFiled: May 9, 2003Publication date: November 11, 2004Inventors: Michael Behnke, Bernd Glunk
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Patent number: 6793763Abstract: Coating (1,2) on a glass substrate (3) are formed by laying down layers of different thermosetting materials one upon the other in powder form on surface (4). The powder of transparent coating 1) has a higher-cure rate than that of color coating (2) so that when heat is applied, coating (2) remains in the melt condition while the coating (1) hardens, to bond with and enable rolling out onto coating (1), as well as bonding with a backing (5). Materials of different cure-rates are also used for bonding substrates together by bringing the two materials together while one is partly-cured and the other in the melt condition.Type: GrantFiled: April 6, 2001Date of Patent: September 21, 2004Assignee: Thorstone Business Management LimitedInventor: Roger John Leach
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Patent number: 6793747Abstract: A chopped fiberglass containing laminate for fabricating sound absorbing moldable structures, such an automotive headliner is provided. The laminate includes a nonwoven fine denier thermoplastic fiber scrim, a thermoplastic barrier film on one surface and a layer of chopped fiberglass and powder adhesive on the exposed surface of the barrier film. The laminate is combined with a foam core, fiberglass layer and decorative fabric on the fiberglass layer to provide a composite having elongation exceeding 30% in both machine and transverse directions for forming the headliner. An apparatus and method for forming the laminate are so disclosed.Type: GrantFiled: September 10, 2001Date of Patent: September 21, 2004Assignee: Harodite Industries, Inc.Inventors: John M. North, Frank C. Grace, Michael P. Albert
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Patent number: 6739047Abstract: A package for an electronic component includes a metal support substrate having a pattern of openings therethrough and a body of an insulating material, such as glass or ceramic, on and bonded to the surface of the support substrate. The body is formed from a plurality of layers of an insulating material, and conductive vias extending through the plurality of layers to the support substrate; said insulating body having an opening therein, an electronic component directly mounted in said opening to the patterned base plate. The base plate can be cut into one or more modules and directly soldered to a motherboard having additional devices mounted thereon.Type: GrantFiled: October 30, 2002Date of Patent: May 25, 2004Assignee: Lamina Ceramics, Inc.Inventors: Mark Stuart Hammond, Ellen Schwartz Tormey, Barry Jay Thaler, Leszek Hozer, Hung-tse Daniel Chen, Bernard Dov Geller, Gerard Frederickson
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Publication number: 20040096849Abstract: The invention relates to a method for the large scale production of patterned active surfaces for bioconjugation comprising the steps of:Type: ApplicationFiled: April 30, 2003Publication date: May 20, 2004Inventors: Holger Klapproth, Jurgen Ruhe, Gerhard Wagner
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Patent number: 6726967Abstract: An adapter provides for mounting an object on plastic. The adapter comprises a body coupled with at least two feet. The feet are weldable to the surface of the plastic while the plastic is in a molten state. The adapter also includes a coupling mechanism coupled with the body. The coupling mechanism is operable to couple the object with the adapter.Type: GrantFiled: August 3, 2001Date of Patent: April 27, 2004Assignee: Visteon Global Technologies, Inc.Inventors: Erich James Vorenkamp, Duane Fish, Lawrence Eugene Vaughn III
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Patent number: 6602374Abstract: A system for creating a coil of stamps from a web of stamps is provided. The system includes a security strip feeder which feeds a security strip having first and second sections. A first activator activates only the first section, and an applicator applies the security strip to contact the web of stamps. Thus, the activated first section adheres to the web of stamps, while the second section does not. A cutter cuts the web of stamps into a strip of stamps in a position such that at least a portion of the second section extends beyond the strip of stamps, and a second activator activates the portion of the second section extending beyond the strip. A coiler coils the strip into a coil such that the activated portion of the second section contacts and adheres onto an inner spire of the coil or back onto itself.Type: GrantFiled: December 7, 2001Date of Patent: August 5, 2003Assignee: George Schmitt & Company, Inc.Inventors: William G. Gunther, Anthony A. Penati
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Patent number: 6586089Abstract: Reinforcing sheets that exhibit improved adhesion to cold and/or oily substrates have an adhesive layer that contains an epoxy-terminated adduct of an epoxy resin and a rubber that contains a low amount of a nitrile monomer.Type: GrantFiled: June 5, 2001Date of Patent: July 1, 2003Assignee: Dow Global Technologies Inc.Inventor: Michael R. Golden
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Patent number: 6558501Abstract: The present object concerns an innovative glueing process for cartridge paper boxes, with an application of adhesive, of the “hot-melt” type, on the lapel of the outer tab, for three-tabbed cartridge boxes, featuring a process of heating and melting over the sites of application of the adhesive, by the use of air-pistols, heated plates and other means, drying naturally at room temperature, receiving a slight compression. The sealing of the package is achieved by the use of a “window” on the main part of the package, with the application of inscriptions by an ink-jet system, or others, over the cartridge and the adhesive, fusing and spreading over the package when heated.Type: GrantFiled: August 23, 2001Date of Patent: May 6, 2003Inventor: Celso Renato Junqueira Franco
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Patent number: 6540865Abstract: Prelaminate pressure-sensitive adhesive (PSA) constructions comprise, a first substrate, a coating or release material on a surface of the first substrate, a PSA layer disposed on the coating of release material, and a detackified layer (DL) disposed on a surface of the PSA layer to form a continuous film covering the PSA layer. In first and second embodiments of the construction the DL is activatable to form a tacky layer on top of the PSA layer for lamination with a second substrate. In a third embodiment, the DL includes constituents that when activated migrate into the PSA layer to expose the PSA layer tacky surface for lamination with a second substrate. The prelaminate PSA constructions are completely nonblocking to a minimum 24 hour blocking temperature of about 50° C. at pressure of about 40 kilopascals, thereby allowing such prelaminate PSA construction to be collected, stored, and or transported before being laminated without adhesive interference occurring between continuous layers.Type: GrantFiled: June 6, 2000Date of Patent: April 1, 2003Assignee: Avery Dennison CorporationInventors: Frederick N. Miekka, William F. Scholz, Rick J. Verhines, Norman A. Conti, Karl Josephy
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Patent number: 6500516Abstract: This invention relates to methods of making visually uniform, light transmitting panels and to the resulting panels, which include a cellular core sandwiched between two light transmitting sheets and possess improved light transmitting characteristics.Type: GrantFiled: February 2, 2001Date of Patent: December 31, 2002Inventors: Emmanuelle Bourlier, Christian B. Mitman
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Publication number: 20020174948Abstract: A moisture reactive hot melt adhesive composition formed by admixing components including a polyisocyanate, an amorphous polyol, 1.3 to 6%, by weight based on the weight of the adhesive composition, tri-C1-C6-alkyl citrate, and 0.1 to 10%, by weight based on the weight of the adhesive composition, of certain styrene/allyl alcohol copolymers, wherein the ratio of NCO/OH groups of the components on an equivalents basis is from 1.05 to 2.5, the components being free from crystalline polyesters and polyethers and the components containing less than 1%, by weight based on the total weight of the components, of water is provided. Also a method for forming the adhesive composition and a method for bonding two substrates using the adhesive are provided.Type: ApplicationFiled: April 8, 2002Publication date: November 28, 2002Inventor: Larry Frank Brinkman
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Publication number: 20020153094Abstract: A method of laminating and forming a non-planar composite part from a pair of metal skins having an intervening paper layer in a single operation maintains a uniform pressure between die faces. The paper layer may be degassed prior to the lamination/forming process.Type: ApplicationFiled: April 20, 2001Publication date: October 24, 2002Inventor: David D?apos;Arcy Clifford
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Publication number: 20020117253Abstract: A thermal shock-resistant ceramic article and a method of manufacturing the article include alternating layers of a first material (2) comprising a fusible, particulate ceramic composition and a second material (3), typically comprising a porous, pyrolyzable material. The layered structure increases the article's work of fracture and toughness, and may lead to improved thermal shock-resistance. The method advantageously uses a sheet, film or sleeve to prepare the article for firing. The composition, thickness, and porosity of the second material (3) will affect the desired properties. The method is particularly adapted for manufacturing cylindrical articles, including stopper rods, nozzles, and pouring tubes for the metal casting industry.Type: ApplicationFiled: April 5, 2002Publication date: August 29, 2002Applicant: Vesuvius Crucible CorporationInventor: Eric Hanse
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Publication number: 20020117258Abstract: To provide a method for bonding a second member with a fixed shape (e.g. crystal glass) to a first member with a flexible and flat configuration (e.g. cloth, leather, and the like) with a hot-melt adhesive in a short process so as to have a high peel resistance and a beautiful appearance, a bonding apparatus and a composition bonded thereby. The bonding method of the present invention comprises the steps of placing a second member with a fixed shape on a first member with a flexible and flat configuration with a hot-melt adhesive being sandwiched therebetween, heating at least the second member up to a temperature equal to or greater than a melting point of the hot-melt adhesive, and cooling the first member and the second member while pressing the second member so as to contact the first member closely.Type: ApplicationFiled: February 25, 2002Publication date: August 29, 2002Inventors: Shoji Nakajima, Kumiko Mihara
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Publication number: 20020100549Abstract: A process is described for the preparation of end-products made of acrylic fiber, for external use, by the joining of one or more sheets with a copolyamide adhesive, resistant to solar light, the above junction been effected by the melting of said adhesive on the acrylic matrix and subsequent pressing of the glued area with a system capable of exerting an adequate pressure.Type: ApplicationFiled: November 15, 2001Publication date: August 1, 2002Applicant: MONTEFIBRE S.p.A.Inventors: Mario Pinton, Raffaele Tedesco
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Patent number: 6368449Abstract: A heated wheel for applying heat activated tape to wood. The wheel includes a rim with a longitudinal axis and a cylindrical outer surface for engaging heat activated tape. An electrical heater is supported within, and in fixed relation to, the rim. The wheel also includes a solid body of polymer and a bearing.Type: GrantFiled: December 1, 1999Date of Patent: April 9, 2002Assignee: Linear Products Inc.Inventors: Dennis A. Bradshaw, Donald W. Scott
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Patent number: 6358356Abstract: A heated wheel for applying heat activated tape to a substrate. The wheel includes a rim with a longitudinal axis and a cylindrical outer surface for engaging heat activated tape. An electrical heater is supported within, and in fixed relation to, the rim. The wheel also includes a solid body of polymer and a bearing.Type: GrantFiled: March 14, 2000Date of Patent: March 19, 2002Assignee: Linear Products Inc.Inventors: Dennis A. Bradshaw, Donald W. Scott
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Patent number: 6355127Abstract: In one embodiment the invention is An adhesive composition comprising a) a polymer having a flexible backbone and a reactive moiety capable of cross-linking, b) a particle comprising an active agent encapsulated in an encapsulating agent wherein the active agent comprises a catalyst for cross-linking of the reactive moiety, a curing agent for the reactive moiety, an accelerator for the curing reaction or a mixture thereof; and the encapsulating agent comprises a side chain crystallizable polymer wherein the active agent is not substantially extractable from the particle at ambient conditions in a first extraction after particle formation. This composition is used in binding two subtracters together.Type: GrantFiled: April 27, 1999Date of Patent: March 12, 2002Assignees: The Dow Chemical Company, Essex Specialty Products, Inc.Inventors: Syed Z. Mahdi, Renhe R. Lin, Dwight K. Hoffman, Gordon M. Parker, by Michael Parker, Harry W. Hsieh
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Patent number: 6322658Abstract: A method for making a unitary composite headliner adapted to be installed in a motor vehicle includes providing an inner layer and two reinforcing layers, each of which comprises polymeric material, the inner layer being configured to absorb sound and vibrations, and the reinforcing layers being configured to provide sufficient flexibility to the headliner to facilitate installation in the vehicle, while also providing sufficient rigidity to the headliner to enable the headliner to be self-supporting once installed in the vehicle; differentially heating the layers such that each reinforcing layer is heated to a respective predetermined reinforcing layer temperature, and the inner layer is heated to a predetermined inner layer temperature less than either respective reinforcing layer temperature; inserting the layers into a mold such that the inner layer is disposed between the reinforcing layers; and compressing the layers together to bond the layers and form the headliner.Type: GrantFiled: February 23, 1998Date of Patent: November 27, 2001Assignee: Lear CorporationInventors: George B. Byma, John J. Gabrysiak
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Patent number: 6302994Abstract: A process for producing an article with a label, which comprises attaching, to an article, a heat-sensitive and pressure-sensitive adhesive label having an adhesive layer composed of a pressure-sensitive adhesive composition, which is an aqueous emulsion type composition comprising: (A) a water-soluble resin obtained by neutralizing a resin having an acid value of 1 meq/g or more, with a base, and (B) a polymer having an acid value of 0.6 meq/g or less and a glass transition temperature of −20° C. or lower, obtained by emulsion polymerization of a radical-polymerizable monomer, and which, when made into an aqueous film and dried at a temperature lower than 60° C., becomes a film (1) of two-phase structure wherein particles composed of the component (B) are dispersed in a continuous phase composed of the component (A) and, when the film (1) is heated to a temperature of 60° C.Type: GrantFiled: February 8, 1999Date of Patent: October 16, 2001Assignee: Toagosei Co., Ltd.Inventors: Daisuke Kamiya, Kiyokazu Mizutani, Yoichi Kirito, Akemi Koketsu, Makoto Niwa, Kotaro Yoneda, Hiroshi Iesako, Hitoshi Kato
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Patent number: 6287685Abstract: The invention provides a process for bonding a pressure-sensitive adhesive to a rubber article. The process includes the steps of heat laminating a heat-activatable adhesive bearing a primer layer to the rubber article at a temperature of at least 100° C. and bonding the pressure-sensitive adhesive to the primer layer. The invention also provides an assembly comprised of a shaped rubber article heat laminated to an adhesive bearing a primer. The invention also provides article of manufacture for bonding a rubber article to a surface.Type: GrantFiled: December 9, 1997Date of Patent: September 11, 2001Assignee: 3M Innovative Properties CompanyInventors: Jeffrey R. Janssen, Michael A. Johnson, Ulrich Kunze
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Patent number: 6267838Abstract: A sandwich panel made of a composite material with acoustical attenuation for a wall and/or self-supporting covering, more particularly for doubling the bulkheads or cabin walls of aircraft, and including an alveolar structural core (14) especially a honeycomb core, and two skins (12, 16) disposed and rendered integral on both sides of the core, wherein the two skins (12, 16) include holes and wherein the holes of at least one of the two skins are micropores. A method for producing this panel is also disclosed.Type: GrantFiled: January 4, 2000Date of Patent: July 31, 2001Assignee: Aerospatiale Societe Nationale IndustrielleInventors: Frédéric Saugnac, Bruno Pelouze
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Patent number: 6210522Abstract: An adhesive bonding laminate includes a first thermoplastic adhesive film that is capable of adhesively bonding to an epoxy coating and a second thermoset adhesive film that is capable of adhesively bonding to a passivated surface of a substrate. The first thermoplastic adhesive film is adhesively bonded to the second thermoset adhesive film. Ink jet printheads, ink jet print cartridges and methods of attaching a flexible circuit to substrate employ the adhesive bonding laminate.Type: GrantFiled: June 15, 1999Date of Patent: April 3, 2001Assignee: Lexmark International, Inc.Inventors: Jeanne Marie Saldanha Singh, Paul Timothy Spivey
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Patent number: 6203918Abstract: This invention relates to laminates for use in HDD suspensions which are composed of a stainless steel base material and successive layers formed thereon of polyimides and an electrical conductor and in which the linear expansion coefficient of the polyimide layer is controlled in the range of 1×10−5/° C. to 3×10−5/° C. and the adhesive strength between stainless steel and polyimide and that between polyimide and electrical conductor are controlled at 0.5 kg/cm or more. This invention also relates to a process for preparing laminates for use in HDD suspensions comprising applying a solution of polyimide precursors or polyimides to a stainless steel base material with a thickness of 10 to 70 &mgr;m in one layer or more, drying, performing heat treatment at 250° C. or more to form a layer of polyimides with a thickness of 3 to 20 &mgr;m and a linear expansion coefficient of 1×10−5/° C. to 3×10−5/° C.Type: GrantFiled: February 19, 1999Date of Patent: March 20, 2001Assignee: Nippon Steel Chemical Co., Ltd.Inventors: Makoto Shimose, Hisashi Watanabe, Seigo Oka, Yuji Matsushita, Eri Kabemura
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Patent number: 6203639Abstract: A method of preparing a vehicle panel assembly for attaching the panel to a vehicle is disclosed which provides a “ready-to-install” panel assembly. The panel assembly includes first and second spaced sides, with the bead of heat activated adhesive provided on the second side of the panel. The panel and bead are heated preferably by applying shortwave and longwave infrared radiation, with the shortwave infrared radiation being applied to an adhesive free side of the panel to heat the panel and, thereby, indirectly heat the bead of the heat activated adhesive. The longwave infrared radiation is applied to the adhesive side of the panel to directly heat the bead and thereby activate the adhesive. The ready-to-install adhesive may be applied on or adjacent to a gasket, such as a polyvinyl chloride (PVC) molding, a urethane molding, or the like.Type: GrantFiled: February 4, 1999Date of Patent: March 20, 2001Assignee: Donnelly CorporationInventors: Douglas R. Swanson, David E. Nestell, Niall R. Lynam