Patents Issued in February 6, 2003
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Publication number: 20030024627Abstract: A method of producing a pneumatic tire having a reinforcement cord layer at least in a tread portion, wherein the cord layer is formed of sheet members arranged side-by-side in a circumferential direction of the tire. To this end, a sheet member having a predetermined length is prepared by cutting a continuous cord strip comprised of a rubber material and longitudinally oriented cords embedded in the rubber material.Type: ApplicationFiled: July 18, 2002Publication date: February 6, 2003Applicant: BRIDGESTONE CORPORATIONInventor: Yoshihiro Ohkubo
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Publication number: 20030024628Abstract: A method of dimensioning a hooped tube intended to carry a fluid under pressure. The hooped tube consists of a metal tube and of a reinforcing element wound around the metal tube so as to hoop the tube. In a first stage, the method consists in determining, according to a first series of criteria, the characteristics of the metal tube without the hooping reinforcement that is wound around it at the end of the manufacture process. The first series of criteria includes the resistance to all the mechanical stresses applied to the hooped tube, i.e. compressive, bending, collapse and tensile stresses, with the exception of the radial stresses due to the internal pressure. In a second stage, the method consists in determining the hooping characteristics so as to obtain a determined prestress field in the wall of the hooped tube.Type: ApplicationFiled: July 25, 2002Publication date: February 6, 2003Inventors: Jean Guesnon, Christian Gaillard
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Publication number: 20030024629Abstract: In a method of lining a pipe, a lining pipe of the thermoplastics material is inserted into the pipe to be lined. The lining pipe is of smaller diameter than the pipe to be lined, and the thermoplastics material incorporates a cross-linking agent. The lining pipe is then caused to expand into contact with the pipe to be lined, and the thermoplastics material is cross-linked.Type: ApplicationFiled: October 1, 2002Publication date: February 6, 2003Inventors: Nigel Wright, Colin Burley
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Publication number: 20030024630Abstract: A laminated composite (multi-ply) radius filler includes a plurality of woven fabric reinforced plies cut to fill a radius gap (including, if appropriate, intentional overfill) to increase absolute strength, to increase specific strength, or to reduce cost by reducing cracking and distortion in the radius of a composite assembly. The present invention also describes the method of manufacture and method of use for such laminated composite radius filler.Type: ApplicationFiled: May 21, 2002Publication date: February 6, 2003Applicant: The Boeing CompanyInventors: Panagiotis E. George, Kirk B. Kajita, Barry P. Van West
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Publication number: 20030024631Abstract: Processes for producing a holographic material involve producing the holographic image on a polished, substantially smooth surface and then transferring the holographic image to a substrate. A metallic coating is applied to a smooth surface of a printing element to provide a coated surface, the coated surface is embossed to provide the holographic image, and the holographic image is transferred to a substrate via a bonding material, thereby producing the holographic material. The holographic material may be used to provide a decorative cover for an object or item, such as a floral grouping or a potted plant.Type: ApplicationFiled: October 4, 2001Publication date: February 6, 2003Inventor: Donald E. Weder
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Publication number: 20030024632Abstract: A process, which comprises forming a metal micro-pattern on the surface of an inorganic substrate, surface-treating the surface of the metal micro-pattern and the surface of the plastic substrate to make it chemically reactive, and bringing the metal micro-pattern into contact with the surface of the plastic substrate to transfer the metal micro-pattern from the surface of the inorganic substrate to the surface of the plastic substrate, can be easily and simply carried out using conventional equipments to produce one or more metal pattern fixed on a plastic material.Type: ApplicationFiled: August 2, 2002Publication date: February 6, 2003Inventors: Jong Hoon Hahn, Yong Min Park, Young Chan Kim, Bong Chu Shim
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Publication number: 20030024633Abstract: Disclosed is a radio frequency circuit having a membrane structure and manufacturing method for the same. The radio frequency circuit has a circuit element formed on an insulating material plate having copper bonded on both surfaces or one surface thereof whereby a metal substrate having a hollow bore and the insulating material plate forming the circuit element are bonded together. The circuit element is mounted with an active element on which a lid having a partition wall is bonded for packaging. The hollow bore in the metal substrate, for forming a membrane structure, is formed by press-blanking. Because the metal substrate is not wet-etched, dimensions control can be easily, precisely made on a hollow bore region of the metal substrate. Furthermore, it is possible to shorten the working time on the hollow bore region.Type: ApplicationFiled: July 2, 2002Publication date: February 6, 2003Inventors: Hiroshi Ogura, Kazuaki Takahashi
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Publication number: 20030024634Abstract: The present invention includes a method for producing individual folded labels having an additional layer of material attached thereto. A ribbon of labels is provided along with an additional strip of material. Pieces of information, such as text or a machine readable-code are applied to the strip of material by printing the same at spaced intervals on the material. The ribbon of labels and the strip of material having the printed information thereon are joined together. The ribbon of labels with the strip of material are subdivided into individual folded labels. The invention also includes a label-making apparatus having a mechanism for advancing a ribbon of labels and a strip of material. A print head prints information, such as text or a machine readable-code, on the strip of material at spaced intervals. A mechanism joins the ribbon of labels with the strip of material. A cutting station subdivides an individual label from the ribbon of labels and strip of material.Type: ApplicationFiled: July 11, 2002Publication date: February 6, 2003Applicant: Pittsfield Weaving Co., Inc.Inventor: Frederick August Blackmann
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Publication number: 20030024635Abstract: A peeling layer 2 is formed on an element-forming substrate 1, an element-forming layer 3 including an electrical element is formed on the peeling layer, the element-forming layer is joined by means of a dissolvable bonding layer 4 to a temporary transfer substrate 5, the bonding force of the peeling layer is weakened to peel the element-forming layer from the element-forming substrate, the layer is moved to the temporary transfer substrate 5 side, a curable resin 6 is applied onto the element-forming layer 3 which has been moved onto the temporary transfer substrate 5, the resin is cured to form a transfer substrate 6, and the bonding layer 4 is dissolved to peel the temporary transfer substrate 5 from the transfer substrate 6, resulting in a structure in which a transfer substrate is formed directly on the element-forming layer 3.Type: ApplicationFiled: July 24, 2002Publication date: February 6, 2003Applicant: Seiko Epson CorporationInventor: Sumio Utsunomiya
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Publication number: 20030024636Abstract: A method of manufacturing anti-counterfeit card label uses a man-made technical layer of unduplicated artificial sculpture in addition to the multiple-angle, multiple image reflective graphic display to constitute a totally unduplicable reflective whole graphics (which is known as 3D graphics), that can effectively generate the anti-counterfeit function. Furthermore, the present invention collaborates with the application of anti-tearing technology such that after the anti-counterfeit label is attached to the back of the card and is disposed between the middle layer of the card, it can prevent the anti-counterfeit label from being torn away from the card, and hence it ensures the card from any unauthorized or stolen use. The present invention increases the difficulty of counterfeiting, and further enhances the reliability of manufacturing the card.Type: ApplicationFiled: July 17, 2001Publication date: February 6, 2003Inventor: Andy Lin
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Publication number: 20030024637Abstract: Abrasion resistant laminates which are aesthetically pleasing, water-resistant/water-repellant, and flexible are formed by laminating a wear-resistant durable multi-layer top assembly to a base layer formed from an inexpensive, water resistant, polymeric substrate. The durable multi-layer wear-resistant top layer assembly comprises a wear resistant upper layer, a decorative layer, and a core layer. The polymeric base layer comprises a water resistant substrate which is positioned beneath the top layer assembly and is laminated thereto with a water resistant adhesive. This abrasion resistant laminate could be applicable in a variety of situations wherever a decorative and/or abrasion resistant product could be used and would be particularly useful in the floor covering industry.Type: ApplicationFiled: September 25, 2002Publication date: February 6, 2003Inventor: Ill Hong Min
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Publication number: 20030024638Abstract: A water conductor assembly (10), including a hose (12) having a first mating surface (14) and a outlet (16) having a second mating surface (18). The outlet (16) is adhesively bonded to the hose (12) with an adhesive (22).Type: ApplicationFiled: August 3, 2001Publication date: February 6, 2003Inventor: Bart R. Jones
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Publication number: 20030024639Abstract: A structural polyurethane adhesive composition comprising a polyurethane reaction product and a curative for isocyanate groups, characterized in that the polyurethane reaction product consists essentially of at least 80 wt % perfect prepolymers and less than 2 wt % free isocyanate monomer.Type: ApplicationFiled: April 12, 2001Publication date: February 6, 2003Inventors: Evelyn Jennifer Lin Paulsen, Andrea Karen Smith
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Publication number: 20030024640Abstract: Methods for securing wood members together are disclosed. The methods include the use of an adhesive that quickly cures without heating. Adhesives may be impingement sprayed or splattered onto a contact surface. The methods may be used to form high-strength bonds between wood and/or plastic members in short processing times.Type: ApplicationFiled: March 12, 2001Publication date: February 6, 2003Inventor: David A. Hill
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Publication number: 20030024641Abstract: The present invention provides adhesive and binder compositions comprising a potato peel product characterized on a dry solids basis by at least 30% starch, at least 5% protein and at least 2% fibers.Type: ApplicationFiled: June 27, 2002Publication date: February 6, 2003Inventors: Saul Rogols, Denise M. Sirovatka, Robert G. Widmaier
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Publication number: 20030024642Abstract: Apparatus and methods for producing semiconductor devices are disclosed. A processing chamber includes an interior component having a stepped region including a plurality of raised sections and recessed sections divided by steps. With this apparatus, it is possible to prevent a film of deposited material formed on the stepped region from peeling, thereby decreasing the number of particles in the chamber and increasing the operation rate.Type: ApplicationFiled: May 13, 2002Publication date: February 6, 2003Applicant: Kawasaki Microelectronics, Inc.Inventors: Katsunori Suzuki, Hidetaka Horiuchi, Yasushi Kikuchi, Jin Yokogawa, Ryouichi Kubo, Koji Wakabayashi
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Publication number: 20030024643Abstract: A system and a process for plasma etching a semiconductor device. The technique comprises periodically applying a heightened voltage bias during the plasma etching process so as to reduce accumulated charge on the surface of the semiconductor device during plasma etching of the device. In one embodiment, a heightened positive voltage and heightened negative voltage is applied to the semiconductor device while plasma etching is occurring to thereby induce charge to be removed from the semiconductor device.Type: ApplicationFiled: October 1, 2002Publication date: February 6, 2003Inventors: Mirzafer K. Abatchev, Brad J. Howard, Kevin G. Donohoe
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Publication number: 20030024644Abstract: A tank is set up to hold a precise volume of acid by first adjusting an overflow pipe to establish a volume that is larger than the desired volume and then adjusting the vertical position of a volume occupying element that extends above and below the surface of the acid. The apparatus includes a drain pipe for directing the acid to a tank that holds deionized water that the acid is mixed with. The bath is used for etching a silicon dioxide layer on a semiconductor wafer.Type: ApplicationFiled: September 27, 2002Publication date: February 6, 2003Applicant: CHARTERED SEMICONDUCTOR MANUFACTURING LTD.Inventor: Kam Beng Chong
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Publication number: 20030024645Abstract: A substrate processing apparatus is provided. The apparatus includes a plurality of fluid suppliers 61, 61, 63 for supplying different processing fluids. In processing a wafer W, the substrate processing apparatus moves the fluid suppliers 61, 62, 63 along the peripheral part of the wafer W relatively. The fluid suppliers 61, 62, 63 are arranged in a direction extending from the circumference of the wafer W to its inside. With the arrangement, the apparatus is capable of stable processing of the wafer W in spite of rotating the wafer W at a low speed. Further, it is possible to improve a throughput of the apparatus in resist processing.Type: ApplicationFiled: August 1, 2002Publication date: February 6, 2003Inventors: Takehiko Orii, Tatsuya Nishida, Osamu Kuroda
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Publication number: 20030024646Abstract: A plasma etching apparatus for etching of a sample having an etching chamber having an upper wall and a sidewall, an exchangeable jacket which is held inside of the sidewall and a heating mechanism for generating heat which radiates toward an interior of the etching chamber, the sample being disposed in the etching chamber. The apparatus includes an evacuation system which evacuates the etching chamber, an etching gas supply which supplies an etching gas into the chamber and a plasma generator which generates a plasma for performing etching of the sample in the etching chamber and at least one temperature controller for controlling a temperature of at least one such upper wall and said sidewall of said etching chamber.Type: ApplicationFiled: September 25, 2002Publication date: February 6, 2003Inventors: Toshio Masuda, Kazue Takahashi, Mitsuru Suehiro, Tetsunori Kaji, Saburo Kanai
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Publication number: 20030024647Abstract: A plasma processing apparatus includes a slot plate having a slot-formed region for passing microwave from a waveguide to a microwave entrance window, and a slot plate drive unit driving the slot plate to change the position of the slot plate with respect to the microwave entrance window. The slot plate is thus moved with respect to the microwave entrance window to change at least one of the position, number and area of slot openings where the microwave is passed. The plasma processing apparatus accordingly ensures uniform plasma processing even if the process condition significantly changes when films on a large-area substrate or wafer to be processed are made of different materials or a stacked-layer film composed of layers of different materials is to be processed.Type: ApplicationFiled: August 2, 2002Publication date: February 6, 2003Inventors: Takamitsu Tadera, Tatsushi Yamamoto, Masaki Hirayama, Tadahiro Ohmi
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Publication number: 20030024648Abstract: A foil applicator for evenly applying an adhesive backed foil to edges or pieces of stained glass. The applicator includes guide members which direct a foil strip from a foil spool through an adjustable grasping roller mechanism and past a horizontal, raised planar table where foil is applied manually to the edges of glass pieces, nuggets, or jewels.Type: ApplicationFiled: August 3, 2001Publication date: February 6, 2003Inventors: Kenneth G. Carlson, Wendell B. Carlson
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Publication number: 20030024649Abstract: An applicator for applying a closure sticker to the free end of each of a plurality of rolls (4) mounted side by side, comprises a dispenser (1) for dispensing closure stickers one after the other to a single pick up point (10) and a mount (12) carrying a plurality of closure sticker applicator heads (4-7). The heads (4-7) are spaced along the mount (12) by the pitch of the rolls (4) to which the closure stickers are to be applied and an indexing mechanism (17) moves the mount (4) past the pick up point (8) such that each applicator head (4-7) in turn can pick up a closure sticker. Finally, means (13,14,15,16) for moving the mount (12) ensures that the applicator heads (4-7) are brought into engagement with the said rolls, simultaneously and each with a respective one.Type: ApplicationFiled: September 23, 2002Publication date: February 6, 2003Inventor: Nigel White
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Publication number: 20030024650Abstract: A device for centering a container provided with a reference on a pan in a labeling machine, comprising elements adapted to determine, by making contact with the reference provided on the container, the locking of the container in the direction of rotation of the resetting motion, leaving the container free to rotate together with the pan when the pan rotates in the direction of the motion that occurs during labeling.Type: ApplicationFiled: July 18, 2002Publication date: February 6, 2003Applicant: P.E. S.R.L.Inventor: Mario Ballarotti
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Publication number: 20030024651Abstract: A conventional adhesive tape adhering device has a problem that the adhering device can not stably move straightly for adhering operation, and there is an adverse possibility that reliably adhering operation can not be carried out if there are small bumps and dips on the adherend surface or if pressing roller is worn, or due to assembling precision of the adhering device.Type: ApplicationFiled: July 30, 2002Publication date: February 6, 2003Inventor: Sakae Urushizaki
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Publication number: 20030024652Abstract: The invention relates to a device for transferring a film of adhesive, covering, or colored material from a backing tape onto a substrate, having a housing in which a supply reel and a take-up reel for the backing tape are rotatably mounted. The backing tape extends from the supply reel, loops around an application member protruding from the housing, and extends to the take-up reel. A rotating member is arranged in the drive connection between the supply reel and the take-up reel. The rotating member is connected to the take-up reel by a first gearing and has a rotational axis which is radially offset in relation to the rotational axis of the supply reel. The rotational axis of the supply reel is radially offset relative to the rotational axis of the rotating member.Type: ApplicationFiled: August 23, 2002Publication date: February 6, 2003Inventors: Winfried Huthmacher, Georg Semmler, Roland Schneider
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Publication number: 20030024653Abstract: A hand-held device for applying correction tape on an application surface having at most only a supply spool for a stock of the correction tape. An applicator element, which can be a roller, applies the correction tape in its entirety on the application surface. No backing tape or the like is rewound back into the casing. Therefore, a second take-up spool can be omitted. In the vicinity of the application element a cut-off/separating element is provided for cutting off or separating the applied correction tape from the rest of the correction tape when lifting the device off an application surface.Type: ApplicationFiled: August 23, 2002Publication date: February 6, 2003Inventor: Jeanne-Antide Bouveresse
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Publication number: 20030024654Abstract: A pleated window shade is disclosed having pleats that are uniform in appearance, that maintains its pleated shape over time in either a vertical or horizontal orientation, and is easy and inexpensive to manufacture. The shade is produced by running a flat segment of material over a serrated cutting wheel, which cuts a predetermined number of yarn segments at regular intervals. The cuts cause the material to fold or pleat along the axis of the cuts, resulting in a uniform, neat pleated appearance. The pleats may be made along the length of a roll of fabric to easily manufacture shades to cover large vertical spaces.Type: ApplicationFiled: September 23, 2002Publication date: February 6, 2003Inventor: Terry A. Sheward
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Publication number: 20030024655Abstract: An actuation assembly for double-glazing units with a frame with two glazed panes that form a hermetic air space accommodating shutters movable to be gathered or rolled-up, which comprises rotary motion speed varying elements, with a first rotor, with a magnet ring external to the unit and a second rotor, with a magnet ring arranged inside the unit to surround coaxially thereto, the rotation shaft on which the cords, from which the shutters hangs, are wound.Type: ApplicationFiled: July 9, 2002Publication date: February 6, 2003Applicant: FINVETRO S.p.A.Inventor: Mauro Rossini
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Publication number: 20030024656Abstract: A cordless blind comprising a headrail, a bottom rail suspended from the headrail by a first cord and a second cord. A window covering disposed between the headrail and the bottom rail, a drive actuator including a spring motor and a spool for accumulating the cords is coupled to the spring motor. A one-way tensioning mechanism is mounted and coupled to the drive actuator and the bottom rail wherein the tensioning mechanism is configured to provide a resistant force on movement of one of the first and second cords in one direction. Another embodiment of the cordless blind provides the one-way tensioning mechanism comprising a mechanism bracket with the mechanism bracket having a base and a first upright and second upright coupled to the base. Each upright defines an aperture proximate a distal end of each upright and further each upright including a pawl with one pawl aligned in facing relationship with the other pawl. A pulley is mounted between the two uprights.Type: ApplicationFiled: July 31, 2001Publication date: February 6, 2003Inventor: Zazu Ciuca
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Publication number: 20030024657Abstract: In an arrangement for sliding doors, a door leaf comprises a number (n) of interlinked and jointed sections (4:1 4:n) in which adjoining sections are able to rotate around a joint axis (A) from a position in which the sections are in alignment with each other to a relative angled position. The door leaf can slide in the door opening (6) in guides (8, 9), each of which comprising a first and a second interacting guide element (8', 8''; 9', 9'') arranged on two opposing end edges (22, 23) of the door leaf and the corresponding sides of the door opening. To obtain a sound insulating door, there is an elastically deformable material between the adjoining and relatively flexible sections (4:1to separate the sections from each other.Type: ApplicationFiled: October 22, 2001Publication date: February 6, 2003Applicant: Alimak ABInventor: Mats Olofsson
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Publication number: 20030024658Abstract: A drive mechanism for use with an overhead shaft of a sectional door for raising and lowering the door via a rotation of the overhead shaft. The drive mechanism has a support structure, a first gear, a drive shaft, a second gear, a pocket wheel and an actuator. The second gear is interconnected to the first gear so that a rotation of the second gear is transmitted to the first gear and vice versa. The pocket wheel is operable between first and second positions. The second gear is rotatable along a first direction corresponding to a raising of the sectional door and along an opposite second direction corresponding to a lowering of the sectional door. The actuator is used for rotating the pocket wheel about the drive shaft, operating the pocket wheel between the first and second positions, and driving the second gear along the first and second directions when the pocket wheel is in the second and first positions respectively.Type: ApplicationFiled: July 8, 2002Publication date: February 6, 2003Applicant: CANIMEX INC.Inventors: Michel Beaudoin, Pierre-Louis Foucault, Richard Tremblay, Jonathan Frechette
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Publication number: 20030024659Abstract: A roll-up blind with high mechanical strength, having thermal and acoustic insulation features, comprising a plurality of slats that can be mutually hinged, each slat being constituted by an outer profiled element made of aluminum and by an inner profiled element made of plastics which is coupled to the outer profiled element; the roll-up blind further comprises, on the inner face of the outer profiled element, a protrusion that is monolithic with the outer profiled element and forms an engagement seat for screws for the connection of end plates for the slats.Type: ApplicationFiled: June 25, 2002Publication date: February 6, 2003Inventor: Rodolfo Begni
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Publication number: 20030024660Abstract: A collapsible barrier having a frame that may be converted from a gate configuration to a bed rail configuration and back again. The barrier also has a flexible cover that is attached to the frame. The frame may include tubes connected by couplings and one or more elastic cord. When the tubes and couplings are disconnected, the barrier folds so that it may be easily stored or transported.Type: ApplicationFiled: October 7, 2002Publication date: February 6, 2003Inventor: Shelley M. Homeyer
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Publication number: 20030024661Abstract: This invention relates to a method of producing modified fluff pulp comprising treating cellulose pulp with a nitroxide-mediated oxidation method and fluffing the treated cellulose pulp. The invention further relates to the modified fluff pulp prepared therefrom and absorbent articles comprising the modified fluff pulp.Type: ApplicationFiled: January 28, 2002Publication date: February 6, 2003Inventors: Michele Merrette Shore, A. Levent Cimecioglu
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Publication number: 20030024662Abstract: A cationic cellulosic fibre containing between 1 and 30 cationic groups and between 0.1 and 20 aldehyde groups per 100 anhydroglucose units is a suitable basis for producing paper and tissue products without the necessity of using non-biodegradable cationic polymers as wet strength additives. The cationic cellulosic fibre can be obtained by oxidation of the fibre to introduce aldehyde groups, followed by reaction of part of the aldehyde groups with a nitrogen-containing reagent such as betaine hydrazide hydrochloride. The fibre is advantageously combined with an anionic polymer such as monoaldehyde carboxyl-starch or with anionic cyclodextrin.Type: ApplicationFiled: July 11, 2002Publication date: February 6, 2003Inventors: Arie Cornelis Besemer, Anne Mieke Yvonne Wilhelmina Verwilligen, Harm Jan Thiewes, Dorine Lisa Van Brussel-Verraest
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Publication number: 20030024663Abstract: A modified cellulosic fiber having superabsorbent properties is described The modified fiber of the invention has a fibrous structure substantially identical to the cellulosic fiber from which it is derived. The modified fiber is a water-swellable, water-insoluble fiber that substantially retains its fibrous structure in its expanded, water-swelled state. The modified fiber is a sulfated and crosslinked cellulosic fiber having a liquid absorption capacity of at least about 4 g/g. In one embodiment, the modified fiber is an individual, crosslinked, sulfated cellulosic fiber. In another aspects, the invention provides a rollgood that includes the modified fiber, absorbent composites and articles that include the modified fiber, and methods for making the modified cellulosic fiber.Type: ApplicationFiled: July 19, 2002Publication date: February 6, 2003Inventors: Amar N. Neogi, Richard H. Young, Brent A. Petersen
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Publication number: 20030024664Abstract: The subject process comprises providing chemical pulp and an Eop and/or Ep aqueous bleaching solution. The Eop aqueous bleaching solution comprises a peroxide compound, an oxygen-containing material, sodium hydroxide and magnesium hydroxide, in the absence of magnesium sulfate. Alternatively, the Eop aqueous chemical solution for bleaching chemical pulp comprises an Eop aqueous bleaching solution consisting essentially of a peroxide compound, an oxygen-containing material, sodium hydroxide and magnesium hydroxide. In any case, the chemical pulp is bleached with the Eop aqueous bleaching solution to form a bleached chemical pulp. The Ep aqueous bleaching solution comprises a peroxide compound, sodium hydroxide and magnesium hydroxide, in the absence of magnesium sulfate. Alternatively, the Ep aqueous bleaching solution consists essentially of a peroxide compound, sodium hydroxide and magnesium hydroxide.Type: ApplicationFiled: February 27, 2002Publication date: February 6, 2003Inventors: Aileen Reyes Gibson, Mark T. Wajer
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Publication number: 20030024665Abstract: A conveying apparatus for conveying sheets to a printing press includes at least one suction belt movable over a table; at least one suction chamber disposed below the table for sucking air through the at least one suction belt, so that the sheets are sucked on the at least one suction belt and guided along the table to the printing press; a pressure reducing means for reducing air pressure within said at least one suction chamber; and an air pressure controlling means for controlling said pressure reducing means according to the information regarding the sheets inputted to said air pressure controlling means, thereby adjusting the reduction in the air pressure within the at least one suction chamber.Type: ApplicationFiled: May 9, 2002Publication date: February 6, 2003Inventor: Takashi Kimura
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Publication number: 20030024666Abstract: The invention provides fluororesin fiber paper excellent in adhesion to a copper foil, heat resistance, chemical resistance, low water absorption and electric insulation and capable of being used as a substrate of a printed board suitable for use in high frequency, of which a low dielectric loss is required. The fluororesin fiber paper is a porous sheet obtained by forming a slurry comprising fluororesin fiber into a sheet by a wet paper making method and sintering the resultant sheet and has an average pore diameter of 0.5 to 50 &mgr;m and a maximum pore diameter of at most 250 &mgr;m. A copper-clad laminate for printed board is produced by laminating the fluororesin fiber paper and a copper foil having a ten point mean height of surface roughness profile (Rz) of 0.5 to 8.0 &mgr;m on each other by means of vacuum hot pressing.Type: ApplicationFiled: July 31, 2002Publication date: February 6, 2003Applicant: TOMOEGAWA PAPER CO., LTD.Inventors: Takanori Suzuki, Hajime Tsuda
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Publication number: 20030024667Abstract: Tissue paper having a bulk between 2 and 8 g/m3 and containing an amount of a wet strength agent, wherein the tissue paper contains a wet strength agent in the form of a nitrogen-containing polymer having hydrophobic side-chains. Said tissue paper before converting has a relative wet strength value (RWS) of at least 45%.Type: ApplicationFiled: July 22, 2002Publication date: February 6, 2003Inventors: Hans Wallenius, Sussan Sandberg, Marek Gorzynski, Oliver Struck
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Publication number: 20030024668Abstract: A manufacturing process for a two-layered facing 1 includes: a front material preparation step 11; a backing material preparation step 21; and a molding step 31. The backing material preparation step 21 includes the following steps: a papermaking step 22 in which short fibers and pulp material are blended and made into a paper, the paper is then coated with a binding agent and dried to obtain a paper sheet 4; and a winding step 23 in which the paper sheet 4 is cut into a tape-like form and rolled into a ring shape to obtain a backing molding material 5. In the molding step 31, the two-layered facing 1 is manufactured by laminating together a front material 2 manufactured in front material preparation step 11 and the backing molding material 5 manufactured in backing material preparation step 21 and thermally molding the two materials together while applying pressure.Type: ApplicationFiled: July 29, 2002Publication date: February 6, 2003Applicant: EXEDY CORPORATIONInventors: Kunihiro Nomura, Yutaka Takahara
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Publication number: 20030024669Abstract: The present invention uses hydrophobically modified polyaminamide with standard wet strength agent to produce a softer and more absorbent paper material. The hydrophobically modified polyaminamide is substantive to cellulosic fibers, thus is able to carry polyethylene glycol esters or ethers, a non-substantive material to cellulosic fiber as stable complexes, into the paper product.Type: ApplicationFiled: May 10, 2001Publication date: February 6, 2003Inventor: Bruce Jerome Kokko
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Publication number: 20030024670Abstract: The invention relates to a method for production of paper, wherein cellulosic fibres in an aqueous suspension are treated with a carrier carrying an oil, wherein the carrier has a hydrophobic and porous surface. The invention can impart improved sorptive capacity to the produced paper. The invention also relates to paper obtainable by the method. The invention further relates to a method for producing an absorbent and an absorbent obtainable from the method, and the use of a carrier and an oil carried by the carrier for imparting an increased sorptive capacity to an absorbent comprising cellulosic fibres.Type: ApplicationFiled: December 21, 2001Publication date: February 6, 2003Inventors: Arne Andersson, Erik Lindgren, Kerstin Malmborg, Ingemar Thebrin
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Publication number: 20030024671Abstract: An aqueous sol containing silica-based particles which has an S-value within the range of from 10 to 45%, a viscosity within the range of from 5 to 40 cP, and a molar ratio of SiO2 to M2O, where M is alkali metal or ammonium, within the range of from 10:1 to 40:1, or a silica content of at least 10% by weight. The invention further relates to a process for the production of silica-based particles comprising the steps of: (a) acidifying an aqueous silicate solution to a pH of from 1 to 4 to form an acid sol; (b) alkalising the acid sol at an SiO2 content within the range of from 4.5 to 8% by weight to; (c) allowing particle growth of the alkalised sol for at least 10 minutes, or heat-treating the alkalised sol at a temperature of a least 30° C.; and then (d) alkalising the obtained sol to a pH of at least 10.0.Type: ApplicationFiled: November 5, 2001Publication date: February 6, 2003Inventors: Michael Persson, Marek Tokarz, Maj-Lis Dahlgren
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Publication number: 20030024672Abstract: The invention relates to a method and arrangement for processing a wide paper or board web in connection with such a manufacturing method, in which a wide base web (14) is manufactured and the base web is processed in at least one processing stage before the separation of the finished product by cutting it transversely from the web on the production line. According to the invention, the base web (14) is divided at least once to form two part-webs (17, 18) before the separation of the finished product by cutting it transversely from the web and before the final processing stage preceding separation. At least one part-web (17, 18) formed in this manner is guided to a finishing stage before the separation of the finished product by cutting it transversely from the web on the production line.Type: ApplicationFiled: August 30, 2002Publication date: February 6, 2003Inventors: Mika Viljanmaa, Reijo Pietikainen
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Publication number: 20030024673Abstract: A process, and an apparatus, for improving sheet properties in the initial impingement zone of a paper making machine including a forming section, a forming fabric moving in the machine direction and a head box having a head box slice which delivers a stock jet onto the moving forming fabric. The scale and intensity of agitation within the stock is adjusted by adjusting some of the support elements beneath the forming fabric adjacent the head box slice so that they either contact, or do not contact, the machine side surface of the forming fabric and observing the effect, if any, that the adjustment has on the quality of the sheet product being made on the paper making machine. This technique is of use in a papermaking machine forming section having a single open surface forming fabric, in the initial open surface section of a so-called hybrid gap former having two superposed forming fabrics, and in the forming section of a two fabric papermaking machine.Type: ApplicationFiled: July 22, 2002Publication date: February 6, 2003Inventors: Roy Van Essen, Mark Landry, Richard Pitt
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Publication number: 20030024674Abstract: A web of tissue is formed in a twin wire former, followed by an air press for water removal in the pressing section, passing onto a Yankee dryer. A headbox injects stock between upper and lower dryer fabrics brought together on a breast roll. The fabrics move over vacuum boxes, and the web is heated with steam and passed between an upper pressure box and a lower vacuum box forming an air press which dewaters the web. A sheet transfer pickup vacuum box holds the sheet to the upper fabric as the lower fabric diverges from the upper fabric. A pressure roller transfers the web onto a Yankee dryer. The fabrics are cleaned on vertical runs before returning to the breast roll.Type: ApplicationFiled: September 30, 2002Publication date: February 6, 2003Inventors: Roger A. Kanitz, Thomas D. Rogers
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Publication number: 20030024675Abstract: To address the conflict between structural strength and flexibility in a conventional elastic belt for a papermaking calender, and to reduce manufacturing time, a belt in which the paper sheet-facing side of a base body side is covered by a high molecular weight elastic layer, is characterized in that the high molecular weight elastic layer is composed of a dense, first high molecular weight elastic layer and a second, high molecular weight elastic layer having a multitude of small voids of almost the same size. Flexibility of the layer having small voids is achieved while the dense surface layer is adapted to the ruggedness of the paper sheet.Type: ApplicationFiled: July 29, 2002Publication date: February 6, 2003Inventors: Norio Sakuma, Yasuhiro Tsutsumi, Kazumasa Watanabe
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Publication number: 20030024676Abstract: The invention relates to a press roll (1) comprising a flexible rotating endless-loop blanket (3) of a liquid-impervious material, two disc-shaped roll heads (4, 5), and a clamp element (14) filled with a pressurized medium for clamping the lateral rims (21) of the blanket (3) to the respective ones (4, 5) of the roll heads. The invention is implemented by adapting between the pressurized-medium-filled clamp element (14) and the blanket (3) an annular ring (18) serving to press the rim of the blanket (3) during the pressurization of said clamp element against the inner rim surface (15) of a sector plate (7) and, respectively, serving to contract the clamp element (14) when the pressure of the clamp element (14) is removed or lowered.Type: ApplicationFiled: July 1, 2002Publication date: February 6, 2003Inventor: Erkki Aho