Abstract: The invention relates to a method of producing packaging material in the form of a continuous laminate web (17) and being of the type which includes a core layer (2) of paper or cardboard whose one face displays a layer (7) which is disposed outside the core layer (2) and includes first an aluminium foil (4) and secondly a plastic coating (16) disposed outside the aluminium foil layer. Throughout its entire surface, the core layer (2) is covered with the above-mentioned layer (7), while along selected portions it extends out over the edges of the core layer (2). The above-mentioned layer (7) is formed in that the aluminium foil (4) and at least one thermoplastic material (6) are laminated to one another by being brought together between two rollers (10, 12) of which the one roller consists of a cooled roller and the other roller consists of a roller which is heated to a temperature exceeding the melting temperature of the thermoplastic.

Abstract: A method of forming a layered polishing pad is disclosed. The method includes double-laminating a subpad on opposing sides with respective adhesive layers and bonding a polishing pad top layer to the subpad via the upper adhesive layer. The polishing pad optionally includes a window. Because the subpad is double-laminated, an opening can be formed through both the top and bottom adhesive layers as well as the subpad. Thus, when bonded to a top polishing pad layer having a window, the result is a layered polishing pad with a through optical path that does not include an adhesive layer.

Abstract: A machine for the manufacture of inflated plastic dunnage and other fluid filled units is disclosed. In a disclosed and pictured dunnage embodiment, the machine includes a hollow shaft rotatably mounted on a frame. In the preferred embodiment the shaft is solid. With either embodiment a drive is operably connected to the shaft for causing the shaft to rotate about its axis and a drum mounted on the shaft to rotate with the shaft. The drum is in the form of a pair of closely spaced discs having perimetral, cylindrically contoured sealing surfaces for support and, in cooperation with driven metal belts, transport of a web being formed into dunnage units. Sets of heating and cooling shoes having spaced arcuate surfaces are complementally positioned adjacent the drum surfaces with the cooling shoes downstream from the heating shoes in the direction of dunnage formation rotation. A nozzle is mounted generally tangentially of the drum at a location midway between the discs.

Abstract: The present invention provides a method for producing a laminate suitable for a flexible circuit board which is free from visual defects such as wrinkles and curls that appear when a plurality of laminating materials containing a thermally fusible laminating material are formed by thermally laminating these materials each other using a thermal-press forming device, which comprises the steps of: arranging a heat resistant protective material between a pressing surface and the laminating materials, laminating the materials by thermal pressure at not lower than 200° C.

Abstract: The invention relates to a product which is at least partly transparent and of high optical quality, equivalent to that of a glass window, which can be approved as a motor-vehicle window according to the various standards in force, and having a plastic core coated with a skin comprising at least one plastic film coated with a scratch-resistant layer; it also relates to a process for manufacturing this product and to the application of the latter as a body element, part of which forms a window, for example for motor vehicles.

Abstract: A method for the production of an elastic, air-permeable laminate film is disclosed, whereby material webs made of a fiber non-woven fabric are applied to both sides of an elastomer layer, and the multi-layered material subsequently runs through an ultrasound bonding station. The elastomer layer is melted to form point-shaped bonds at discrete locations by means of ultrasound, while maintaining the substance of the fiber non-woven fabric. An air-permeable structure is formed at the melted sites. According to the method, a melt film made of a thermoplastic elastomer is passed to a laminating unit and introduced, in the thermoplasticized state, between two material webs of fiber non-woven fabric that run into the laminating unit. The melted intermediate layer of the multi-layered material is cooled to solidification temperature, whereby a laminate with cover layers made of fiber non-woven fabric is produced. The laminate is subsequently passed to the ultrasound bonding station.

Abstract: A process for fabricating passive plastic displays, comprising the steps of: adopting a roll-to-roll coating machine for fabricating a bottom substrate having a fist patterned conducting line, fabricating a top substrate having a second patterned conducting line and an active area of polymeric liquid crystal on the surface of the top substrate by means of a roll-to-roll coating machine, and sealing the top and the bottom substrates by means of a roll-to-roll coating machine to form a plurality of display panels. Due to the continuous fabrication of the present invention with the low-cost apparatuses, applications of the plastic displays in the low-end products can be accelerated.

Abstract: Method for producing a multi-ply web comprising at least three plies of flexible material, such as paper and nonwoven material and a multi-ply product produced according to the method. A first and second ply are glued together with a first glue pattern and a second and third ply are glued together with a second glue pattern which is applied offset with respect to the first glue pattern.

Abstract: To continuously produce a metal laminate having excellent dimensional stability and flatness, there is provided with a method of producing a metal laminate in which a thermoplastic liquid crystal polymer film (5?) capable of forming an optically anisotropic melt phase is heat-treated on a heat treatment roll having unevenness (91) on its surface and subsequently a metal sheet (3) is bonded to at least one side of the film (5?).

Abstract: An elastic composite is formed by securing an elastic member to a substrate along a securement path extending longitudinally of the substrate. The position of the elastic member on the substrate varies laterally along the longitudinally extending securement path in a generally periodic wave pattern having at least one period within the securement path. The periodic wave pattern is such that the elastic composite is more stretchable in the direction of the securement path than transverse to the securement path. In another embodiment, the securement path varies laterally as it extends longitudinally along the securement path. The position of the elastic member varies transversely within the securement path to at least partially define a width of the securement path.

Abstract: A method of applying a film to a handrail of an escalator or moving walkway is provided. The film can be a single or double layered film. Printed matter, e.g. advertising, can be applied to or between the films. A method of removing the film is also provided. The two methods can be effected using a suitable apparatus, that relies on the motion of the handrail to unroll a supply of the film, with one or more rollers pressing the film onto the handrail, or takes off the film from the handrail.

Abstract: A tape dispensing system for reducing the amount of time to mask surface areas in preparation of painting. The tape dispensing system includes a frame structure having a first frame and a second frame, a first spool and a second spool rotatably attached to the frame structure for supporting a first roll and a second roll of tape, and a first guide member and a second guide member attached to the frame for guiding the tape strips to overlap one another with the respective adhesive sides opposite one another.

Abstract: A one-step method of making a necked-bonded laminate, wherein the layers of the laminate are formed and laminated within the same process. The method includes forming a nonwoven web, necking the nonwoven web, and immediately feeding the nonwoven web into a laminator where an elastomeric film is laminated to the nonwoven web. The elastomeric film may also be formed during the process prior to being fed into the laminator. Additionally, more than one nonwoven web may be formed and laminated to the elastomeric film during the process. The invention further includes apparatus for carrying out the one-step method.

Abstract: A polarizing film may be manufactured without using adhesives by a method in which a protective film (B) is laminated onto at least one face of a polarizer (A), then adhered by thermocompression bonding. Thus problems on manufacturing method of a polarizing film possibly caused by use of adhesives will not be generated.

Abstract: A method for making a composite material by continuously depositing glass yarns on a moving substrate, at least 80 wt % of the yarns being blended yarns consisting of intimately mixed glass filaments and thermoplastic organic material filaments, and the amount of deposited glass being equal to over 40 wt % of the total amount of material deposited in the form of glass yarns and organic material; transferring the combined glass yarns and organic material to a number of areas where they are heated, compressed and cooled, and specifically heated and/or cooled while simultaneously being compressed; and cutting the resulting assembly into plates or winding it onto a revolving drum.

Abstract: The invention relates to a product which is at least partly transparent and of high optical quality, equivalent to that of a glass window, which can be approved as a motor-vehicle window according to the various standards in force, and having a plastic core coated with a skin comprising at least one plastic film coated with a scratch-resistant layer; it also relates to a process for manufacturing this product and to the application of the latter as a body element, part of which forms a window, for example for motor vehicles.

Abstract: The invention relates to a method for the manufacture of a sensor element and to a sensor element. In the method, both surfaces of a sensor film are provided with metallic electrodes. The sensor element is produced by cutting it from a larger amount of sensor element material. In the manufacture of the sensor element material, the electrodes are produced as a continuous process from roll to roll and the sensor element material is formed by laminating as a continuous process from roll to roll. At least the signal electrode consists of repeated electrode patterns which are at least partially connected to each other via one or more narrow connecting strips, and a sensor element of a desired length and/or shape is produced by cutting the material across the region of the connecting strips.

Abstract: A separable layer of permanently thermoplastic bonding material made by extrusion lamination comprises a mixture of i) silicone-modified low density polyethylene (LDPE); and ii) polyolefin which is adherent in state of plastic flow. In the laminate, a backing layer and a top layer are laminated together therewith. The laminate is produced either by flat sheet monoextrusion or flat sheet coextrusion of the bonding material.

Abstract: The invention describes a method and a device (101) for producing a longitudinal fiber web (100), in which fibers (2) are continuously applied, in the longitudinal direction, to a substrate web (6). In a pretreatment section, a relatively high tensile force (F) has to be exerted on the fibers, resulting in a relatively great strain (?). Before the fibers (2) are applied to the substrate web (6), the stress in the fibers is reduced. The drive for the fibers in the pretreatment section is separate from the drive for the substrate web, the transport velocity of the fibers in the pretreatment section being controlled separately as a function of the transport velocity of the substrate web, in such a manner that the transport velocity of the fibers in the relaxed state is substantially equal to the transport velocity of the substrate web in the relaxed state.

Abstract: A method of and apparatus for laminating a first material (40) such as a spunbonded polymer having a point emboss pattern (41) formed thereon, to a second material (43) such as a polymer film, involves use of a lamination process using a point lamination pattern (56) provided on a heated calender roll (50). One or more geometric characteristics of two patterns (41, 56) such as bonding/contact area, pitch or angle of axes, is selected and differentiated, prior to lamination, to control, during lamination, the amount of point or mis-registration between the two patterns (41, 56). The laminate (60) can have optimum all over lamination if the amount of point mis-registration is maximized. An adhesive can be provided between the first and second materials (40, 43) to enable lamination of dissimilar composition materials.

Abstract: A method for preparing an improved pressure sensitive adhesive includes incorporating into a base polymer, an PIB modifier that is made up of a homopolymer of isobutylene wherein a predominant portion of the double bonds are in either an alpha position or a beta position. The modifier may function as a plasticizer, a tackifier extender or a combination plasticizer and tackifier extender for the pressure sensitive adhesive.

Abstract: A new machine control method and system for registering pro-produced webs into a converting line producing disposable absorbent articles such as diapers, pants, feminine hygiene articles or a component thereof. The pre-produced web can include a multiplicity of pre-produced objects spaced on the web at a pitch interval in the web direction. The pre-produced web being manipulated in order for the pre-produced object of the web to be registered in relation to a target position constant. The present invention includes three embodiments, where the first embodiment is expressed as a generic claim. The first embodiment includes a closed-loop feedback registration system; the second and third embodiments, in addition, include an open-loop feedforward phasing system. In addition, the third embodiment uses a machine vision system to recognize any element of a complex pre-produced object (e.g., colorful graphics).

Abstract: Laminates of thermoplastic films and nonwoven fibrous webs are made at high speeds on the order of about 700 fpm to about 1200 fpm. Bond strengths of film and nonwoven laminates are effectively controlled to make breathable laminates at high speeds. Air cooling devices cause the air to flow substantially parallel to the extruded plastic 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: 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 continuous strip of framing material suitable for use in making filter products that can be provided of indefinite length and which is storable as a flat product capable of being wound into roll form. Moreover, the continuous strip of framing material includes features to create a three-dimensional frame structure for wrapping about filtration media in a manner to provide a strong and effective filter product assembly.

Abstract: A three part laminated material for use in making blister packages and a method of making such a material. The material is comprised of a central core layer of poly chloro-tri-fluoro ethylene to each side of which a separate polymer film is adhesively attached. The method of making the material involves use of a corona treater, a vertical forced air convection dryer, a horizontal convection dryer, a motor driven rewind, a chilled cylinder, a primary unwind and at least one laminating unwind. In the preferred embodiment, each of the polymer films is polyvinyl chloride, although a variety of different films may be used. The disclosed material provides a high moisture barrier, a stable inter-laminar structure and outer surfaces which lend themselves well to bonding with other materials.

Abstract: An optical film which comprises a color tone correcting layer (A) containing as the main component a thermoplastic resin which is soluble in a solvent and which has a glass transition temperature of from 120 to 180° C., and containing a colorant which has a color tone correcting property, and a transparent resin layer (B) having a self-healing property and an ultraviolet ray absorption property, present on the viewer's side of the color tone correcting layer (A).

Abstract: The invention relates to a method of manufacture of a composite product including at least one layer of reinforced woven material and at least one layer of PTFE foil or ePTFE foil, where the foil or foils are laminated together with the layer or layers of woven material under the use of heating and pressurizing, where the composite material subsequently is cooled to a fully or partly fixed state. According to a preferred embodiment the composite is fixated by means of one or two cooperating pressure surfaces under a relative high pressure. By the invention a form stable composite material having a considerable enhanced E-modulus is achieved.

Abstract: The disclosure relates to a method of producing a well-integrated laminate material, for example a packaging laminate, in which method a first web (10a) of plastic, and a second web (10b) of plastic are brought together and permanently united to one another by the simultaneous application of heat and pressure, for the formation of the laminate material (10). In order to improve the adhesion between the webs (10a and 10b), these are subjected to a surface-activating treatment of non-chemical nature, preferably a corona treatment, prior to the uniting of the webs, whereby good adhesion and bonding between the webs is achieved without the employment of interjacent chemical adhesives.

Abstract: A machine for the manufacture of inflated plastic dunnage and other fluid filled units is disclosed. In a disclosed and pictured dunnage embodiment, the machine includes a hollow shaft rotatably mounted on a frame. In the preferred embodiment the shaft is solid. With either embodiment a drive is operably connected to the shaft for causing the shaft to rotate about its axis and a drum mounted on the shaft to rotate with the shaft. The drum is in the form of a pair of closely spaced discs having perimetral, cylindrically contoured sealing surfaces for support and, in cooperation with driven metal belts, transport of a web being formed into dunnage units. Sets of heating and cooling shoes having spaced arcuate surfaces are complementally positioned adjacent the drum surfaces with the cooling shoes downstream from the heating shoes in the direction of dunnage formation rotation. A nozzle is mounted generally tangentially of the drum at a location midway between the discs.

Abstract: The invention provides a manufacturing method of a good laminate packaging which does not have the delamination between layers and a method of manufacturing of the laminate for packaging containing a barrier layer such as an aluminum foil and, fibrous carrier layer, etc. The deoxidant of vitamin E, ascorbic acid or its derivative is adhered/attached, to the inside of a barrier layer web, the barrier layer is temporarily rolled round by the reel shape, kept, and laminated by the extrusion lamination by the molten polyolefin.

Abstract: A method and apparatus for making adhesive-backed labels. Glassine paper stock is unwound from a roll, coated with photo-cationic silicone and exposed to wavelength-controlled illumination to cure. Hot melt adhesive is applied over the silicone. Simultaneously, label stock is fed with the coated glassine paper to laminating rollers where the two are joined. Illumination is provided by a dichroic reflector.

Abstract: A method and means for reconciliation between incorrect/faulty labels identified during a labeling operation and incorrect/faulty labels removed from the operation.

Abstract: A laminated composite suitable for use in medical products such as tapes and wraps. The composite includes, for example, a first nonwoven fiber layer, an elastic layer, a melt blown adhesive fiber layer, and a second nonwoven fiber layer. A scrim layer serves as a deadstop, or stretch limit, to prevent over stretching. The non-woven fiber layer(s) and/or the scrim layer form suitable loops for a hook and loop fastening system. The scrim layer in some embodiments is employed to make the composite finger tearable. The melt blown adhesive layer, nonwoven web layer and elastic layer form a breathable, porous elastic composite. Methods of manufacturing the composite are also disclosed.

Abstract: The solvent-free two-component adhesive composition of the present invention is prepared by a polyol component (A) and a polyisocyanate component (B), wherein the composition comprises at least one polyol component having crystallinity and selected from the group consisting of a polyester polyol, a polyether polyol, a polycarbonate polyol and a polyurethane polyol in an amount of 3 to 50% by weight relative to the total weight of the components (A) and (B). The adhesive composition has the initial viscosity of about 100 to 1,500 mPa·s (in particular, 100 to 1,000 mPa·s) at 70° C. immediately after the components (A) and (B) are mixed together, and the increasing ratio of viscosity after the composition is stood at 70° C. for 10 minutes to the initial viscosity of 120% or less. According to the present invention, a composite laminated film having the good external appearance can be produced simply and effectively.

Abstract: There is disclosed a process for producing a multilayer structure, the film of which has particular utility as a masking film for the substrate layer. The process comprises the cast film process producing a monolayer film from a specified blend of ethylene-alpha-olefin and ethylene-alkyl acrylate interpolymers, or a multilayer film, at least one of the layers formed from the blend of interpolymers, and pressing the cast film process produced monolayer or multilayer film onto a polymeric or glass substrate layer that is maintained at a temperature of about 38 to about 80° C. during the pressing of the layers.

Abstract: A multi-layer electret that can endure a high temperature so as to be processed by surface mount technology (SMT) and has ultra-high charge stability and a method of manufacturing thereof are provided. The multi-layer electret is constructed in such a manner that an FET film of 12.5 &mgr;m˜25 &mgr;m in thickness melting-adheres to a surface of a metal plate, and a PTFE film of 30 &mgr;m˜100 &mgr;m in thickness melting-adheres to the surface of the FEP film.

Abstract: An improved method for the manufacturing of wavy pre-preg material that moves a first group of rollers in a transverse and a longitudinal direction with respect to a second group of rollers, to place a sinuous waveform in a fiber reinforced matrix for the manufacture of a wavy pre-preg material. The fabrication of wavy fiber pre-preg (fibers pre-impregnated with epoxy resin as an example) can be accomplished with an automated control system that permits the creation of non-periodic or mixed waveforms. The improved apparatus for this process allows for a more accurate placement of fibers, production of a wider variety of usable waveforms, and increased quality of pre-preg produced.

Abstract: A method of producing a lightweight heat resistant and insulative composite sheet, and containing glass fibers, consisting essentially of homogenized glass fiber and binder materials forming a first layer, binder material extending in a second layer on a surface of the first layer and bonded thereto, woven glass fiber facing cloth extending in a third layer on a surface of the second layer and bonded thereto so that the second layer is sandwiched between the first and third layers, binder material in all layers being cured, to integrate the layers.

Abstract: The present invention provides a process for heat treatment of non-woven composite elastic material including a non-woven elastic layer; a non-woven gatherable layer. The process includes stretching the material, heating the material and cooling the material. The material has a softer more cloth-like feel.

Abstract: The present disclosure relates to a continuous process for making floor mats having a textile upper surface and a rubber or rubber-like backing. In the one embodiment of the present process, a continuous roll of unvulcanized rubber is joined to a continuous roll of textile material during vulcanization. In an alternate embodiment, textile panels are positioned onto a continuous roll of unvulcanized rubber, later being joined during vulcanization. After vulcanization of either a textile roll or textile panels to a rubber backing, the resultant mat composite is cut into individual mat units.

Abstract: Disclosed are a functional high-strength adhesive sheet using a nonwoven fabric, which is widely applied, a system and a method for manufacturing the adhesive sheet, and a functional high-strength steel plate attached with the adhesive sheet. The functional high-strength adhesive sheet comprises a polyethylene layer, a nonwoven fabric in which the polyethylene is pressed to its one surface, and a functional polyethylene layer pressed to the other surface of the nonwoven fabric.

Abstract: Disclosed are composite structures prepared using a hemicellulose-based adhesive. In a preferred embodiment, a laminate composed of plural laminae which have been bonded to one another using a hemicellulose-based adhesive is provided. The laminate is useful as a separator or partition in a shipping vessel. Most preferably, the hemicellulose-based adhesive contains one or more bonding agents and water., the hemicellulose being present in an amount of at least 10% by dry basis weight of the bonding agents.

Abstract: An apparatus and method for lamination are provided, which are advantageously used in intermittent lamination and fixed-gap lamination, the apparatus comprising first and second laminating rollers defining a laminating gap therebetween and at least one gapping block positioned between the first and second rollers such that the gapping block determines and maintains a minimum gap width. The gapping block comprises a rigid gapping block body, which may be adjustable in width, and four or more load wheels rotatably attached to the gapping block body which ride on a portion of the first and second rollers.

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: The invention relates to a method of producing packaging material in the form of a continuous laminate web (17) and being of the type which includes a core layer (2) of paper or cardboard whose one face displays a layer (7) which is disposed outside the core layer (2) and includes first an aluminium foil (4) and secondly a plastic coating (16) disposed outside the aluminium foil layer. Throughout its entire surface, the core layer (2) is covered with the above-mentioned layer (7), while along selected portions it extends out over the edges of the core layer (2). The above-mentioned layer (7) is formed in that the aluminium foil (4) and at least one thermoplastic material (6) are laminated to one another by being brought together between two rollers (10, 12) of which the one roller consists of a cooled roller and the other roller consists of a roller which is heated to a temperature exceeding the melting temperature of the thermoplastic.

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.

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: 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 a 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: 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.