Abstract: Apparatus and methods for synchronously removing coverlay film from an adhesive film and applying an adhesive strip cut from the adhesive film to cover one or more reject die sites and/or functional die sites on semiconductor package support elements are disclosed. Reject die sites on defective substrates are covered prior to encapsulation.

Abstract: Disclosed is a registration system and a method useful for controlling and correcting the phase and position of simultaneously advancing webs having pre-printed objects spaced at a pitch length characterized by small but significant pitch variation to a target web. Also disclosed are consumer products, such as disposable absorbent articles including the preprinted objects which were previously included in the webs phased before combining with a target web by utilizing the instant registration system. The pre-printed objects may include pre-printed, pre-bonded, pre-applied, pre-cut, or pre-glued objects or elements of disposable absorbent articles or registration marks produced on a separate independent process not control-linked to the instant registration method. The registration marks may be visible or normally invisible to the human eye.

Abstract: Thermoplastic film, microporous film, and laminates thereof, are made at high speeds on the order of about 500 fpm to about 1200 fpm. Bond strengths of film and nonwoven laminates are effectively controlled by air cooling devices which cause the air to flow substantially parallel to the extruded web during drawdown and provide a plurality of cooling air vortices to effectively cool the web. Film gauge control is also achieved by the method.

Abstract: A process for manufacturing a composite sheet by joining a second web made of thermoplastic synthetic fiber and capable of inelastic extension to at least one surface of a first web capable of elastic stretch and contraction in an intermittent manner. The process involves a step of extending the first web and a step of allowing the first web to retract, and a step of joining a second web to the second web while in a retracted state are included.

Abstract: A gypsum wallboard may have a paper-covered first face with shaped regions formed along side portions near the wallboard edges, and a fibrous mat-covered second face. The fibrous mat material covering the second face extends around the wallboard edges and is overlapped by portions of the paper on the first face. The wallboard can be manufactured by depositing a gypsum slurry onto a moving web of the fibrous mat material, applying a web of the paper to the deposited gypsum slurry, and forming shaped regions in the side portions of the top surface.

Abstract: Disclosed is a method and apparatus for bonding sheets together without trapping bubbles between two adjacent sheets and a procedure for easy detachment of the completed stack of bonded together sheets from the apparatus that constructed it. The present invention is particularly well suited for use with apparatus for construction of three-dimensional objects from a stack of thin sheets bonded together.

Abstract: A reflective insulating material (1) with sufficient structural integrity to form and maintain a configuration of air ducts (9, 13), boxes and other structures having outer layers of reflective foil (2, 8), multiple inner layers of foam material (4, 6) and a mesh material (5) sandwiched between the layers of foam material, all adhered together by adhesive and heat. The material can be configured end to end and secured by tape (11, 18) to form air ducts (9, 13) or other structures. An optional hook lock (15, 16) is provided to help secure ends when forming substantially circular air ducts (13).

Abstract: An apparatus is disclosed for fabricating a laminate product having a pair of sheet materials spaced by a plurality of flexible parallel vanes which are secured to the sheet material so that planar movement of the sheet materials in opposite directions cause the vanes to shift between open and closed positions. The vane material is formed from a web of material by dyeing the material, drying the dyed material, applying spaced longitudinally extending lines of adhesive on opposite faces of the material, and cutting the material into a plurality of side-by-side strips with each strip having a bead of adhesive on each face and along opposite side edges. The cut material with adhesive applied thereto is taken up on a transfer roll and moved to a vane/strip handling station where the strips of material are processed and delivered to a laminating station in parallel overlapping relationship with each other.

Abstract: The information relates to simple, cost-effective methods for the production of an optical data carrier comprising a plurality of information carrying layers. According to the invention, several information carrying films are glued to a substrate and/or glued to each other.

Abstract: There is disclosed a method for manufacturing particle deposited body comprising supplying, under sucking condition, particles entrained by air on a continuous carrier sheet which is running at a prescribed direction to deposit the particles on the carrier sheet, thereby obtaining a particle deposited body comprising the particles and the carrier sheet, the carrier sheet having an air-permeability of 4.0 seconds/(300 ml·32 pcs.) or less.

Abstract: An aqueous adhesive dispersion comprising an adhesive polymer in dispersed form, an anionic or cationic polyelectrolyte, and optionally at least one polyalkylene glycol having a molar mass of 200 to 100,000 g/mol, and other additives; and a process for producing multilayered paper or a material using the aqueous adhesive dispersion.

Abstract: Process for producing an elastomer substrate web, comprising the following process steps: a) feeding in a polymer mixture, in particular into a mixer, b) conveying the ready-prepared polymer mixture to a calender, comprising at least two rollers, c) forming the polymer mixture out in the calender into a web, d) applying an auxiliary substrate in web form by means of a pressure-exerting roller, which is in contact with the last forming calender roller, for receiving the web, and e) if appropriate, cooling, crosslinking and/or winding up the web located on the auxiliary substrate.

Abstract: An air filter medium is provided with a porous film made from a polytetafluoroethylene, and a non-woven fabric laminated on at least one side of the porous film. The non-woven fabric has an apparent density satisfying the following equation: apparent density (g/cm3)<1.5×(basis weight (g/m2)/1000)+0.11. The filter medium is produced by a process that includes a first step of producing a porous film formed from a polytetrafluoroethylene, and a second step of laminating a non-woven fabric on at least one side of the porous film on heating roll that has undergone a non-adhesive treatment. The filter medium is used to manufacture an air filter pack, while the air filter pack is used to manufacture an air filter unit.

Abstract: An edge modification apparatus for the modification of at least part of an edge of a panel (3), the edge where the apparatus provides a mounting means, an edge follower (4a) with an edge contact roller to follow at least part of the profile of the panel, a support structure (17) to allow movement of the edge follower relative to the panel, an edge sensor capable of determining the slope of the profile of the edge, a force application means to apply a vectored force to the edge follower to press the at least one contact roller (4a) onto the edge of the panel, the force application means such that the resultant force to the edge follower is in a direction to press the at leat one contact roller onto the edge and substantially not along the edge (save for optionally a very small component in the direction of travel of the edge follower along the profile) wherein also provided is a means to generate relative movement between the edge follower and the planar object to thereby induce movement of the edge follower t

Abstract: The present invention relates generally to nonwoven materials, and specifically, to a nonwoven fabric comprised of at least two continuous filament precursor webs, each precursor web being of a polyolefin polymer dissimilar from that of the other precursor web, wherein the resulting lightweight nonwoven laminate fabric exhibits improved tactile and ductile qualities, the nonwoven fabric being imminently suitable for application in improving the comfort and use of hygiene, medical and industrial products. The lightweight nonwoven fabric is manufactured with a minimum level of processes complexity, and can be either used as a replacement for an existing facing layer, such as a topsheet of a hygiene product, or used in conjunction with an existing construct so as to improve long-term comfort.

Abstract: Disclosed is both a product and method relating to a decorative metallized laminate. The laminate comprises a substrate and at least two laminated films, wherein one of the films is a metallized film. The method comprises a dual film continuous dual laminating process for producing a metallized laminate.

Abstract: Curled decorative grasses having a texture or appearance simulating the texture or appearance of paper on at least a portion of one surface thereof are disclosed, as are methods for making such curled decorative grasses from materials wherein at least a portion of one surface of the materials is modified to simulate the texture or appearance of paper.

Abstract: Multi-ply tissue product is bonded by an adhesive spray whose position is controlled so that the web path distance between the spray application and the location where the webs are forced together permits sprayed adhesive to partially but not completely set during travel over that web path distance at operating web speeds. Typically, the web path distance between the nozzle and the location is more than 140 inches. The webs are positioned one in back of the other and each is unwound onto its own carrier roll, with the spray positioned between the carrier rolls.

Abstract: Use of a fixing aid on the underside of a splicing tape, where a) the splicing tape is stuck using the fixing aid to the second-from-top web of a wound reel, and b) the splicing tape is also stuck to the leading edge of the topmost web of the wound reel in such a way that at least part of the adhesively equipped upper face of the splicing tape that is situated opposite to the fixing aid is open for adhesive coupling to a high-speed web of another, unrolling reel, c) the fixing aid being stuck onto the underside of the splicing tape and comprising a backing material formed from two laminated sheetlike materials, where the lamination forms a predetermined breakage zone and the fixing aid has been made pressure-sensitively adhesive on its underside.

Abstract: A method and device for continuously coating at least a metal strip (1) with a crosslinkable polymer fluid film which is free of non-reactive solvent or diluent, and which has a softening temperature higher than 50° C. The method includes the steps of: continuously unwinding the metal strip (1) on at least a back-up roll (30); forming, by forced flow on an applicator roll (20) having a deformable surface, a layer of the crosslinkable polymer; and forming on the applicator roll (20) the crosslinkable polymer film and transferring the film from the applicator roll onto the metal strip. The device implements this method.

Abstract: The present invention relates generally to scrims, geonets, void-maintaining geocomposite core elements and geocomposite structures comprising high-friction polymers, and methods for making and utilizing them. The high-friction characteristics of components of the invention provide increased resistance to the negative effects of shear forces in laminates which employ them. Scrims, geonets, void-maintaining geocomposite core elements and geocomposite structures according to the invention are particularly useful in slope installations where at least a portion of the geocomposite is at a slope angle of greater than 4 degrees.

Abstract: A roll of tape for use in an automatic tape gun that includes an adhesive layer having a liner-side surface and an exposed-side surface and a release-liner adhering to the liner-side surface of the adhesive layer. The adhesive-layer thickness and the release-liner are selected such that the ratio of tape length to roll diameter on a standard 1.375 in. roll core, where the tape roll has a standard outer diameter of approximately 3.1875 in., is substantially greater than about 400:1, whereby tape of extended length is usable on standard tape guns to minimize tape-roll changeovers. Version of tape having length to roll diameter ratios greater than about 500:1 are also disclosed along with length to roll diameter ratios greater than 800:1 for tape rolls having a standard outer diameter of approximately 4.3125 inches.

Abstract: A process for producing multilayered thin plasters with a carrier material based on polyurethane with the steps of applying at least one layer of uncured polyurethane to a transfer layer, applying an adhesive composition to a release layer, laminating the uncured polyurethane on the transfer layer and the adhesive composition on the release layer together using a doctor blade, passing the laminate through nip rolls downstream of the doctor blade, and rolled out the uncured polyurethane and adhesive composition to the ultimate thickness.

Abstract: A flap fusion sheet is formed by folding a flap continuous in the longitudinal direction in two, overlaying the side ends and fusing the inner sides of the side ends by heat to form a sleeve, at one side of a continuous backing sheet formed by laminating layers made of low melting point polyolefin on both sides of a flat yarn cloth made of high melting point polyolefin, and fusing the outer side of the sleeve in the longitudinal direction at least at other positions than the end portions in the width direction of the backing sheet.

Abstract: A composite tape substrate, formed by at least two polymers, where the polymer on the face side has a relatively low peel strength in combination with the adhesive, and where the polymer on the backside has a relatively high peel strength in combination with the adhesive.

Abstract: The present invention concerns a device and method for making a roll of tissue using opposingly located adhesive applicators that apply adhesive to opposingly located anilox rolls. Adhesive is transferred from the anilox rolls to opposingly located print rolls. The print rolls apply a void-free layer of adhesive to opposing sides of a central ply which passes between the print rolls. As the central ply passes between opposingly located nip rolls, at least one additional ply is laminated to one side of the central ply and at least one other ply is laminated to the opposing side of the central ply.

Abstract: This invention relates to a process for the production of patterned polyurethane foam as a backing for tufted goods. This process comprises applying a puddle of a reactive polyurethane mixture to the back side of a greige good, passing the greige good coated with the reactive polyurethane mixture under a doctoring device and curing the polyurethane backed greige good. In one embodiment of the present invention, the doctoring device is patterned or an attachment to the doctoring device is patterned, and forms a corresponding pattern in the polyurethane coating as it passes under the doctoring device. In another embodiment, a woven secondary backing is laminated to the reactive polyurethane mixture after passing under the doctoring device, and pressure is applied against the face of the tufted good such that the urethane is pushed through the windows of the secondary backing. This pressure forms beads of polyurethane on the underside of the woven secondary backing.

Abstract: A machine which inflates and seals pillows in packaging is compact in overall size, can be conveniently operated to produce varied lengths of strips of inflated pillow-type packaging as needed, can begin production of inflated pillow-type strip packaging immediately after being held out of a production cycle for some period of time, and applies a heated sealing element directly to and in sliding contact with a web of film to securely seal the inlet port of an inflated pillow while the pillow is under pressure and as the web of film is continuously and uninterruptedly advanced through the machine.

Abstract: The invention concerns a method for the production of a flat composite (5) from plastic parts by means of a thermal adhesion of two plastic parts (1,1′), heated on one side of their surfaces (1a,1a′), consisting of plastics A and B, wherein the surfaces (1a,1a′) are heated on the adhesion side to surface temperatures of 10 to 100° K.

Abstract: A tail for adhering the tailing edge of a first roll of tape that is being fed to an application device to the leading edge of a second a roll of tape without stopping the tapes includes a bulge which is located in the tail and has an adhesive coating on each side. The leading edge of the second roll of tape is wrapped around the tape from the first roll to form a loose knot and then is threaded through a pair of pincher rollers through which the first roll of tape is fed. Thus, when the bulge passes through the pincher rollers it becomes adhesively attached to the leading edge of the second roll and the knot is tightened around the tailing edge of the first roll and a mechanical joint is formed between the tapes.

Abstract: Production machinery applies heat fusible protective films to fibrous insulation rolls or batts. The insulation is passed through a conveyor with upper and lower conveyor belts which pinch the insulation therebetween and which urge protective films into contact. The conveyor belts are heated by proximate heater apparatus to a sufficiently high temperature to cause the film to become tacky and bond to the insulation.

Abstract: A method for the continuous coating of at least one metal strip with a fluid, crosslinkable polymer film free from solvent or diluent and having a thickness less than that of the metal strip. The process firs continuously moves the metal strip on at least one support roller, pre-heats the strip, forms by forced flow, on a pinch roller on a lap of the crosslinkable polymer, heats and drives in rotation the pinch roller in the same direction as the support roller, and forms the crosslinkable film by compressing, between the pinch roller and the metal strips, an applicator element with a deformable surface, heated and driven in rotation in the same direction as the support roller to transfer the film from the pinch roller onto the applicator element and from the applicator element onto a metal strip. A coating device for implementing this method is also disclosed.

Abstract: A disposable garment includes a chassis defining openings for the legs and waist of a wearer and side panels. The side panels include a targeted elastic material including zones of high and low elastic tension in the same material, integrated during formation of the material. The targeted elastic material is positioned so that at least one high tension zone is aligned with the waist opening, thereby functioning as an elastic band without requiring a separately manufactured, attached elastic band. A spacer zone, comprising a low tension zone or a no tension zone, is positioned between the at least one high tension zone, which is aligned with the waist opening, and the waist end edge of the side panel.

Abstract: An apparatus and method for manufacturing a polymer-coated bias fabric are provided. The method includes the steps of: drawing a first strip material from a first supply reel; coating a polymeric layer on the first material strip; supplying a second material strip onto the polymeric layer coated on the first material strip; pressing the second material strip onto the first polymeric layer coated on the first material strip; and drying the first polymeric layer coated between the first and the second material strips to form a first stage product. The second material strip is supplied on top of the polymeric layer deposited on the first material strip at the speed substantially equivalent to that of the first material strip.

Abstract: The invention provides an adhesive made from a liquid catalyst cross-linked with an amino resin. The liquid catalyst has improved flexibility and adhesive properties, which are imparted on the adhesive. It is comprised of a cross-linkable polyvinyl acetate, an acid, and an ammonium salt.

Abstract: A manufacturing method for a synthetic leather includes a first step of feeding materials of preset volume, a second step of materials foaming (capable to be skipped if unnecessary), a third step of material and mixing injecting to produce liquid mixed materials by instant reaction, a fourth step of conveying two basic cloths, a fifth step of compressing the two basic cloths with the liquid mixed materials producing reaction between the two basic cloths conveyed to an upper portion of two rollers to produce synthetic leather, and a sixth step of winding finished synthetic leather on two winding wheels.

Abstract: A method for making a screen assembly for a vibratory separator, which, in certain aspects, includes placing a first layer of screening material below a glue application apparatus, and applying with the glue apparatus an amount of glue in a pattern to a portion of the first layer of screening material, unrolling part of a second layer from a second roll and positioning the part of the second layer adjacent part of the first layer to which glue has been applied, moving the part of the second layer and the part of the first layer between opposed rotatable spaced-apart rollers to press together the part of the second layer and the part of the first layer to form a pressed-together layer of first and second layers of screening material. In certain aspects hot glue is used and is cooled following application of the second layer on the first layer.

Abstract: A method for producing the conveyor assembly is also provided. A plurality of layers of reinforcing material are arranged in overlapping relation. A binding material such as thermoset urethane is deposited on the reinforcing material to bind the reinforcing materials together, thereby forming a composite material. A gripping material is deposited on the composite material, forming a gripping layer. The combined gripping layer and composite material are cured so that the gripping layer permanently bonds to the composite material. The combined gripping layer and composite material are then cut into a plurality of belt links, such that the gripping layer of each belt link is coextensive with the upper surface of the belt link. The belt links are then assembled to produce a link belt having a gripping surface formed from the gripping layers of the individual belt links.

Abstract: A method and apparatus are provided for forming textile pads from a textile batt. The method includes the steps of splitting an incoming single textile batt and forming partial thickness textile batts, applying an adhesive to outer surfaces of the partial thickness textile batts, and adhering vapor barriers to the partial thickness textile batts. The apparatus comprises a pair of feed rollers for receiving a textile batt, a splitting knife downstream of the pair of feed rollers, adhesive appliers positioned downstream of the splitting knife and capable of applying an adhesive to outer surfaces of the partial thickness textile batts, vapor barrier supply positioned downstream of the adhesive appliers and capable of supplying vapor barriers that contact the outer surfaces of the partial thickness textile batts, pressure rollers positioned downstream of the pair of vapor barrier supply rollers.

Abstract: A method of forming a continuous composite structure includes encapsulating solid additive particles with a first reactive liquid resin forming material and migrating part of the mixture through a porous blanket to form a continuous resin matrix within the blanket with adhesive outer surfaces. A thin coating of a second preselected resin forming material which substantially cures immediately upon application is applied over one major adhesive upper surface of the matrix/blanket while allowing an area of the adhesive surface to remain exposed along one edge of the upper surface thereof. A plurality of preselected flexible lengths of the coated matrix/blanket are individually positioned successively in an overlapping orientation with the exposed adhesive area of the upper surface of the adjoining positioned length tightly affixed to the adhesive lower surface of the succeeding length to form a continuous composite structure. Also, the composite structure and apparatus for producing same.

Abstract: Methods of manufacturing composite webs including a substrate with one or more reinforcing discrete polymeric regions located on or within the composite web are disclosed. Molten nonelastomeric thermoplastic material of the discrete polymeric region is forced against the substrate by a transfer roll. If the substrate is porous, fibrous, etc., a portion of the nonelastomeric thermoplastic composition may infiltrate the substrate and/or encapsulate fibers of the substrate.

Abstract: A method of producing a creep resistant composite elastic material wherein an elastic fibrous web is bonded to at least one gatherable layer to form a composite elastic material is provided. By passing the composite elastic material into a nip formed between an anvil calender roller and a point un-bonded calender roller, wherein the point un-bonded calender roller has recessed areas in the surface of said roller, a material which is creep resistant, dimensionally stable, and has inherent latency, is formed.

Abstract: A dustfree filling and sealing apparatus is disclosed. A pair of wrapping clean films 10 which are free of cleaning are supplied from a pair of wrapping clean film supply means 1. Two outer layer films 10b are peeled off and removed from the wrapping clean films 10 by a pair of outer layer film peeling-off means 2. Thus, clean surfaces of inner layer films 10a appear. The two inner layer films 10a are conveyed by a pair of inner layer film conveying means 4 so that these films are opposed. An object 15 is inserted between the inner layer films 10a by an object filling means 5. The inner layer films 10a are sealed by an impulse seal head 6. The present invention also discloses a wrapping clean film producing method and a dustfree container.

Abstract: 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.

Abstract: An apparatus for thermally bonding a cover material onto an absorbent, fibrous web has a substantially cylindrical, rotatable sealing roller and a rotatable anvil roller disposed adjacent the sealing roller to provide a nip therebetween. The cover material and fibrous web can be sealed and calendered in the nip of this apparatus. The sealing roller includes a sealing element and an ironing element, and both of these elements have thermally conductive material and a leading and a trailing end in the direction of rotation. The sealing roller has at least one pair of sealing and ironing elements positioned sequentially on the circumferential surface of the sealing roller in the direction of rotation. At least one end of the ironing element is thermally insulated from an adjacent end of an adjacent sealing element.

Abstract: Microembossed film products permeable to moisture vapor and which act as barriers to liquid are made by a high speed method. The microembossed microporous films have impact strengths greater than 150 grams according to ASTM D-1709 and high moisture vapor transmission rates (MVTRs) on the order of about 1000 to about 4500 gms/m2/day according to ASTM E96E.

Abstract: A succession of prismatic labels are made on an in-line press by laminating an embossed metallic material web to one of a choice of conventional label stock webs. Within the same in-line press operation, various steps of printing and die cutting are performed on the laminated prismatic label stock web to produce the succession of prismatic labels.

Abstract: A substrate, such as the surface of goods or of packaging material for goods, is provided with a security device by applying, to the substrate, a pressure sensitive adhesive tape carrying a security device in the form of a hologram.

Abstract: The present application discloses a substrate processing apparatus having a pair of pressed together supply rolls for applying pressure to perform the processing operation. The present application also discloses a method for processing a substrate wherein a pair of supply rolls are pressed together.

Abstract: A method and an apparatus are provided for bonding a coating to a web of cloth or foam without sacrificing the characteristics of the spandex mesh or foam. The coating and the cloth or foam are bonded and heated and then conveyed to an aspiration device for removing air between the coating and the cloth, thereby providing a thorough bonding therebetween.