Abstract: Disclosed herein are a two-component hot melt adhesive capable of appropriately adjusting its aging time while having excellent workability and pot life and a solidified product thereof and a method for controlling the cross-linking time of a two-component hot melt adhesive. The two-component hot melt adhesive separately includes: (A) a base component containing a modified polyolefin having an alkoxysilyl group; and (B) a catalyst that promotes formation of siloxane-cross linkings derived from the alkoxysilyl groups, in which when a solubility parameter of the base component (A) is defined as SPA, a solubility parameter of the catalyst (B) is defined as SPB, and a molecular weight of the catalyst (B) is defined as NM, the SPA, the SPB, and NM satisfy the following formula (1) 10?(X1×NM)+(X2×|SPA?SPB|)?400 wherein 0.15?X1?0.55 and 40?X2?80.

Abstract: There is provided a compound containing a mesogenic group, which includes a silicon compound at a low concentration, a polymerizable compound containing the mesogenic group, a mixture and a composition using these compounds, a polymerizable mixture having the polymerizable compound, and a polymer, an optically anisotropic body, and a phase difference film using the polymerizable composition. It is possible to obtain the optically anisotropic body and the phase difference film having satisfactory scratch resistance and adhesion, by using the polymerizable composition composed of the compound containing a mesogenic group, which includes a silicon compound at a low concentration.

Abstract: A transparent layered film is produced by forming an anti-water-mark layer on a first side of a transparent resin layer and forming an uneven structure on a surface of the anti-water-mark layer, wherein the anti-water-mark layer comprises a cured product of a curable composition containing a curable resin, a thermoplastic resin, and a metal oxide particle having an average primary particle size of 1 to 100 nm, and the uneven structure has a roughness average Ra of not less than 0.005 and less than 0.03 ?m, a mean spacing of profile irregularities Sm of 50 to 300 ?m, an average absolute slope ?a of less than 0.1°, and a ten-point average roughness Rz of less than 0.2 ?m. Lamination of the film on a glass-containing upper electrode of a touch screen display prevents scattering of glass fragments produced by breakage of the upper electrode, occurrence of water marks, and sparkling on a high-definition display provided with the film.

Abstract: A method includes forming an assembly of a first part of a computing device enclosure and a second part of the computing device enclosure by disposing a thermoplastic adhesive layer between a surface portion of the first part and an opposing surface portion of the second part. The surface portion of the first part and the opposing surface portion of the second part define one or more bonding areas of the first part and the second part across a lateral extent of the assembly. The assembly has a non-uniform thermal mass distribution across its lateral extent. The method further includes applying spatially varying amounts of heat to the assembly across its lateral extent to soften the thermoplastic adhesive layer in the bonding areas relatively uniformly across the lateral extent of the assembly compared to applying a non-spatially varying amount of heat across the lateral extent of the assembly.

Abstract: In a method for manufacturing a droplet ejection head, a structure of a substrate having an energy-generating element that imparts energy to a liquid to eject a liquid droplet from an ejection orifice and an orifice plate having the ejection orifice formed therein are laminated through a flow channel member for forming a pattern of a liquid flow channel that is a region in which the liquid flows. At least one of a plate before being laminated and the flow channel member before being laminated has a void of at least one of a through-hole other than the ejection orifice and a recess in the face to be laminated.

Abstract: An airbag is made by producing a laminated material including a backing layer, a first polymer layer facing the backing layer, and a second polymer layer facing away from the backing layer. The first polymer layer has a glass transition temperature of 10° C. or less. The second polymer layer has a storage modulus at least 1 MPa at 90° C.

Abstract: The system and method for manufacturing the composite candle wick includes a mechanism for feeding the cotton wick and wood wick at substantially the same speeds. The wood wick is heated in order to cause a melting of a wax coating around the cotton wick and pressure is applied to the wick materials through a compression wheel and drive belt which carries the wick materials. Once the pressure is applied to form the composite wick the wicks are then sent through a cutting tube where a cutting blade will cut the wick to its desired length.

Abstract: A method for producing a motor vehicle hybrid component and motor vehicle hybrid component are disclosed, wherein the motor vehicle hybrid component has a base body produced from a metallic material which is then reinforced with a reinforcement patch made from a fiber composite material. A metallic layer is then applied onto the reinforcement patch. The metallic layer increases the strength of the component while maintaining an approximately identical specific component weight.

Abstract: A method for manufacturing a structural component includes a first step of attaching at least one conductive member to a surface of a base material made of a composite material and a second step of forming the base material by conducting electricity to part or the whole of the conductive member to generate heat and/or making an assembly of the structural component by conducting electricity to part or the whole of the conductive member to generate heat. Part or the whole of the conductive member contained in the structural component produced in the first and second steps serves as a member giving to the aircraft at least one of a lightning strike protection function, an anti-icing and deicing function and an electromagnetic interference shielding function.

Abstract: A polymer film is provided for use with metal sheeting and includes a thermoplastic adhesive having an adhesive layer and an outer layer. The polymer film is mechanically and chemically bonded to the metal sheeting through use of heat lamination of the thermoplastic adhesive layer. The thermoplastic layer includes an extrudable thermoplastic resin reacted with a polar compound, and contains a particulate filler, and optional quantities of an additional thermoplastic resin. The polymer film can be of a single or multi-layer construction, with one layer containing a thermoplastic adhesive polar compound, which is heat laminated to the metal sheet, a core layer that can be modified to change the performance and characteristics of the film, and an outer layer composed of a high abrasion and impact resistant polymer. The polymer film provides the metal sheeting with increased protection from the elements, low friction surface, resistance to chemicals and abrasion.

Abstract: A method for transferring an adhesive film, which contains: conveying the adhesive film to an area between the heating part and the adherend; pressurizing the adhesive film with the heating part from the side of the release layer and heating the adhesive layer up to a first heating temperature so as to bring the adhesive layer into contact with the adherend; bringing a high temperature heating part, which is disposed downstream of the heating part with respect to the conveyance direction of the adhesive film, into contact with the adhesive film from the side of the release layer, and heating the adhesive layer up to a second heating temperature so as to cut the adhesive layer; and releasing the release layer from the adhesive layer which is in contact with the adherend, and transferring the adhesive layer which is in contact with the adherend to the adherend.

Abstract: A method and apparatus for producing labeled, plastic foam containers, such as a labeled EPS cup uses a heated pocket to thermally bond a label to a plastic cup. Also described is a labeled plastic foam container, such as a labeled EPS cup, having high quality printing capabilities, sufficient stiffness, acceptable insulation and barrier properties and reduced production cost.

Abstract: The present invention provides a safety laminate or solar cell module comprising an acid terpolymer containing film or sheet, wherein the acid terpolymer comprises copolymerized units derived from an ?-olefin, about 15 to about 30 wt % of an ?,?-ethylenically unsaturated carboxylic acid having 3 to 8 carbons, and about 0.5 to about 40 wt % of an ?,?-ethylenically unsaturated carboxylic acid ester having 4 to 12 carbons, based on the total weight of the acid terpolymer.

Abstract: A method of sealing a ventilation channel for a pipe is disclosed. The method may include inserting a sealing insert into a ventilation hole of the ventilation channel, applying a vibrational energy to a region between the sealing insert and the ventilation channel, deactivating the vibrational energy once the sealing insert and the ventilation channel are welded together at the region, and forming a flush interface between the sealing insert and the ventilation channel at the ventilation hole.

Abstract: A process and system for making a laminated surface covering and the surface covering itself are described. The covering includes several layers bonded to each other. The system performs the process. One example of the process includes passing a first material across a first conveyor, passing a second material across a second conveyor, passing a bonding material across a third conveyor, contacting the first material and the second material to the bonding material, and heating at least one of the first material and the second material. The process also includes introducing the first material, the second material, and the bonding material into a pressure zone such that the bonding material is introduced between a bottom surface of the first material and a top surface of the second material. The process applies pressure to bond the first material and second material together via the bonding material to produce a laminated material.

Abstract: An adhesive is applied to an inner surface of a sleeve housing, and a sleeve is relatively moved toward the sleeve housing from inserted into the sleeve housing. The adhesive is cured while a predetermined distance is maintained between a first bearing surface of the sleeve and a lower surface of a flange portion of the sleeve housing.

Abstract: One side of a metal sheet is joined to a polymer layer by applying heat to a joining area on the opposite side of the metal. The heat flows through the thin metal to activate a thermoplastic material or heat setting polymer into a bond with the metal. The method can be used to bond the metal sheet to a plastic body or another metal member. It is preferred to use a friction or friction stir tool to heat the metal surface.

Abstract: The present invention relates to a non-adhesive-type flexible laminate including a polyimide film with at least one surface thereof being plasma-treated, a tie-coat layer formed on the plasma-treated surface, and a metal conductor layer formed on the tie-coat layer, wherein a proportion (T/Rz) of the tie-coat layer thickness (T) to 10-point mean roughness (Rz) of the plasma-treated polyimide film surface is 2 or more. An object of the invention is not only to improve initial adhesion which is an indicator of adhesion strength of the non-adhesive-type flexible laminate (in particular, a two-layered, flexible laminate), but also to increase adhesion of the laminate after heat aging (after being allowed to stand for 168 hours at 150° C. for 168 hours in the atmosphere).

Abstract: The invention relates to an airbag with wall parts (1, 2), which comprise or consist of a laminated material, the laminated material comprising: (a) a backing layer (3), in particular comprising a gas-permeable textile sheet-like structure, preferably a layer of woven or knitted fabric, and (b) an at least two-layered, in particular co-extruded polymer film (4), a first polymer layer (5), facing towards the backing layer, having a glass transition temperature Tg1 of less or equal than 10° C., with preference less or equal than 0° C., with particular preference less or equal than ?20° C., and a second polymer layer (6), facing away from the backing layer, having a storage modulus according to the torsion pendulum test as specified by DIN 53 445 of more or equal than 1 MPa at more or equal than 90° C., with preference more or equal than 110° C. and with particular preference more or equal than 120° C.

Abstract: Methods of integrating an electrochemical device to a fixture are disclosed. When performed, these methods may, for example, result in the improved performance and/or extended shelf life of the electrochemical device. These methods may include, for example, discharging an electrochemical device prior to an integration process, limiting the temperature exposure of the electrochemical device during the integration process, and/or applying a constraining force to a surface of the electrochemical device during an integration process.

Abstract: Thermal curable compositions contains a glycidyl ether epoxide resin, a carbinol functional silicone resin or an anhydride functional silicone resin, and a thermal catalyst. An organic polyol, an organic anhydride, and filler, are optional components that may also be included in the composition. The glycidyl ether epoxide resin adds toughness and adhesion to the composition, whereas the carbinol functional silicone resin and the anhydride functional silicone resin provide water resistance, weatherability, thermal stability, and flexibility.

Abstract: A method of assembling a pagewidth printhead. The method includes: aligning a multilayered adhesive film an said ink supply manifold such that ink supply holes in the film are aligned with respective ink outlets in the ink supply manifold; bonding a first adhesive layer of the film to a manifold bonding surface; heating a printhead integrated circuit and positioning the heated printhead integrated circuit on an opposite side of the film such that each ink supply hole is aligned with an ink inlet defined in a printhead bonding surface of the printhead integrated circuit; and repeatedly bonding printhead integrated circuits to the film to provide the pagewidth printhead.

Abstract: A method for producing an elastic laminate material web that has elastic and non-elastic regions and has non-woven fabric on both surfaces of the web. In between the two surfaces, there are film strips of an elastic film. One surface of the web consists of a planar non-woven fabric layer and is connected with non-woven fabric that is disposed on the opposite surface of the web in areas between the film strips. Each film strip is connected with a non-woven fabric layer to form a laminate strip. The laminate strips are glued to the planar non-woven fabric layer on their film side, and the non-woven fabric that is connected with the planar non-woven fabric layer between the laminate strips is in the form of non-woven fabric strips that run parallel to the laminate strips. The non-woven fabric strips overlap the non-woven fabric layer of the laminate strips in edge regions of the laminate strips.

Abstract: Medical devices comprised of bonded joints are disclosed. The bonded joints comprise two surfaces bonded by a layer of phenoxy resin therebetween. In the preferred embodiments, bonded surfaces are comprised of materials that are suitable for medical devices. Most preferably, Nitinol comprises at least one bonded surface, however, other preferred materials may include, but are not limited to cobalt chromium, stainless steel, titanium, tantalum, and plastic. An intraluminal device comprised of a plurality of locations with a phenoxy resin layer is also disclosed wherein the phenoxy resin is further comprised of a radioopaque additive, a lubricious additive, or both radioopaque and lubricious additives. Also disclosed is an intraluminal device comprised of contiguous heterogeneous structural elements comprised of metallic members and non-metallic sections that are bonded together by a layer of phenoxy resin therebetween.

Abstract: An apparatus and method for dispensing a solution on a substrate is described in which the solution is dispensed through a solution nozzle assembly while the substrate is rotated. As the solution is dispensed, the solution on the substrate forms a wave front that radially spreads from the substrate center to the substrate edge. The dispensing of the solution is performed in such a way that the solution is dispensed at a radial location substantially equivalent to or less than the radial location of the wave front at any instant in time.

Abstract: A process and implementing apparatus are disclosed by which the curing time of a water-based adhesive is shortened as applied to the bonding of two fibrous substrates, such as paperboard or corrugated fiberboard.

Abstract: An apparatus is disclosed for forming an insulated rotor conductor by bonding an insulating material onto a single side of a flat electrical conductor under controlled heat and mechanical pressure. The rotor conductor is suitable for assembly into the rotor assembly of a rotating electrical machine such as an alternating current generator. The apparatus includes modules to facilitate easy relocation within a manufacturing environment and to make efficient use of available manufacturing space. A corresponding method is also disclosed.

Abstract: One side of a metal sheet is joined to a polymer layer by applying heat to a joining area on the opposite side of the metal. The heat flows through the thin metal to activate a thermoplastic material or heat setting polymer into a bond with the metal. The method can be used to bond the metal sheet to a plastic body or another metal member. It is preferred to use a friction or friction stir tool to heat the metal surface.

Abstract: A composite building panel that includes a fabric reinforcing sheet between one of the metal skins and the core of the panel. The fabric reinforcing sheet, which is preferably made from aramid fibers improves the impact resistance and penetration resistance of the building panel without substantially increasing weight and without adding fuel content to the panel system.

Abstract: An exemplary electronic device having a metallic connecting structure includes a metallic housing, at least one bonding film and at least one metallic clip. The at least one metallic clip includes a base and a U-shaped elastic portion, the U-shaped elastic portion having a pair of feet portions extending from the base and bending up and outwards. The metallic clip is fixed to an inner surface of the metallic housing via the bonding film.

Abstract: The present invention provides a process for preparing a melt-processed organic-inorganic hybrid material including the steps of maintaining a solid organic-inorganic hybrid material at a temperature above the melting point but below the decomposition temperature of the organic-inorganic hybrid material for a period of time sufficient to form a uniform melt and thereafter, cooling the uniform melt to an ambient temperature under conditions sufficient to produce the melt-processed organic-inorganic hybrid material.

Abstract: This invention relates to a laminated film for packaging food comprising a heat-resistant substrate layer, an elusion barrier layer and a sealant substrate layer arranged in this order, wherein said substrate of the heat-resistant substrate layer is polyester or polyamide, said elusion barrier layer does not pass decomposition products of polyester or polyamide produced during retort sterilization, and said elusion barrier layer is bonded to said sealant substrate layer through an adhesive resin layer by thermal lamination, and its manufacture.

Abstract: A compressible and deformable layer is densified and laminated to a layer of a material that is relatively resistant to stretching. The densification and bonding take place in a single step. As used in fabrication of electrodes, for example, electrodes for double layer capacitors, a deformable and compressible active electrode film is manufactured from activated carbon, conductive carbon, and a polymer. The electrode film may be bonded directly to a collector. Alternatively, a collector may be coated with a wet adhesive layer. The adhesive layer is subsequently dried onto the foil. The dried adhesive and foil combination may be manufactured as a product for later sale or use, and may be stored as such on a storage roll or other storage device. The active electrode film is overlayed on the metal foil, and processed in a laminating device, such as a calendar. Lamination both densifies the active electrode film and bonds the film to the metal foil.

Abstract: A method for assembling a Fabry-Perot interferometer includes depositing a first metal layer on an end portion of a ferrule, depositing a second metal layer on a back portion of a die, placing the first metal layer and the second metal layer in contact with each other with respective first and second orifices aligned with respect to each other, and bonding the ferrule to the die by thermo compression. The resulting interferometer includes a glass die with a cavity, a silicon diaphragm disposed over the opening of the cavity and bonded to the glass die, a ferrule bonded to the glass die by thermo compression with the first and second orifices being aligned to each other, and an optical fiber inserted through the other end of the ferrule in direct contact to a back portion of the die and aligned with the first orifice.

Abstract: A method to minimize adhesive induced distortion between heat cured adhesively bonded sheet materials, includes applying a layer of heat curable adhesive between the two sheets; installing a self-piercing rivet or clinching the sheets to connect the sheets; and heating the sheets to cure the adhesive so that the adhesive and the rivet or clinching connection counterbalance the stresses tending to distort the sheets. The heating to cure the adhesive can occur prior to or after the connecting of the sheets by the rivet or clinching. If the sheets are of dissimilar metals having different coefficients of expansion, then the self-piercing rivet is installed or the clinching is performed from the direction to first enter the sheet having the lower coefficient of thermal expansion. If the sheets are of similar metals of different thickness, then the self-piercing rivet is installed or the clinching is performed from the direction to first enter the thicker of the sheets.

Abstract: A process for heat-pressing a tape on a plastic carrier for a chip primarily comprises heating the plastic carrier to a predetermined temperature ranging from about 60 degrees centigrade to about 150 degrees centigrade so that an adhesive provided on the tape for adhering to the plastic carrier is melted such that the adhesive is in an optimum melted state and provides preferable adhesion force.

Abstract: Thermal curable compositions contains a glycidyl ether epoxide resin, a carbinol functional silicone resin or an anhydride functional silicone resin, and a thermal catalyst. An organic polyol, an organic anhydride, and filler, are optional components that may also be included in the composition. The glycidyl ether epoxide resin adds toughness and adhesion to the composition, whereas the carbinol functional silicone resin and the anhydride functional silicone resin provide water resistance, weatherability, thermal stability, and flexibility.

Abstract: A sterile drape and agitator fused together, without an adhesive or solvent, for making surgical slush and an apparatus for manufacturing such a combination. A die, at a specified temperature, is forced against a drape and an agitator with a specified force for a specified time to form a fused area that has a shear strength that is not substantially reduced from the tensile strength of the drape itself. Additionally, the drape adjacent the fused area is not substantially weakened by the fusing of the drape to the agitator. In one embodiment, a machine for fusing the drape and agitator together is disclosed, the machine having a cylinder with a piston for forcing a die against the drape and the agitator, which is mounted on a fixed base.

Abstract: The present invention relates to a method for forming a bi-layered carpet underlay. More particularly, the method includes bonding a layer of non-woven fibers and a layer of re-bonded foam particles together to form the bi-layered carpet underlay. The layers of the carpet underlay can be bonded together with the use of adhesives, by heating a surface of one or both layers to a soft bondable state for lamination between the layers, by applying a film having adhesive surfaces between the layers, or by other suitable bonding means. The bi-layered carpet underlay combines the soft cushioning resilience of foam with the high durability bridging ability of fiber to provide a carpet underlay that maintains its height or thickness and firmness, while imparting softness and cushioning effects over an extended period of wear.

Abstract: An improvement applicable to a method for the production of a multi-layer identity card of plastic wherein the card comprises one or more card core layers bonded under the action of pressure and heat and printed on either side or on opposite sides with a covering layer applied to the printed side or sides of the card core. In accordance with the improvement a thermoplastic polymer adhesive is applied between and in direct contact with each covering layer and the respective printed side of the card core, the thermoplastic adhesive coating possessing at least one additive that increases the friction between the covering layer and the printed card core during lamination so as to prevent displacement of the printed card core in relation to the covering layer or layers.

Abstract: Nanofibrous articles can be manufactured by a process that includes preparation of a surface of a substrate to provide an adhesion mechanism for securing the nanofibers to the surface. The nanofibers can be dispersed in an area near the substrate for the purpose of being adhered to the surface. If an ordered arrangement of nanofibers is required, an electric field can be provided in the area where the nanofibers are dispersed to selectively control an ordering of the nanofibers as they are adhered to the surface by the adhesion mechanism.

Abstract: A bonding method and apparatus for performing same in which a first member (e.g., a silicon chip) is bonded to a second member (e.g., a glass substrate such as a PCB) using a thermosetting resin adhesive. Near infrared rays are directed onto the second member, some of these passing through the second member to also heat the adhesive. A heater is pressed onto the first member and also heats the first member. Selective cooling is also utilized to assure an acceptable temperature gradient between both members and thereby prevent distortion of same which could harm the resulting structure.

Abstract: The method of the present invention is capable of processing a work piece with higher accuracy and providing highly reliable magnetic heads. The method of processing the magnetic head comprises the steps of: providing adhesive wax on a surface of a supporting jig; pressing a work piece onto the surface of the supporting jig so as to adhere the work piece thereon; heating the work piece supported by the supporting jig until the wax is melted so as to release stress in the work piece; and processing the work piece.

Abstract: A method for securing thermoplastic pour spout fitments 22 to thermoplastic-coated containers 20, wherein at least a surface of the pour spout fitment 22 is heated remotely at heating stations 42-46 to a temperature significantly below the melting point of the thermoplastic fitment. When the heated fitment surface is applied to a selected surface of an erected, thermoplastic-coated container 20, the heat energy is transferred to the latter surface to an extent capable of activating the thermoplastic coating thereon. Upon cooling, the fitment 22 and the container surface are bonded together.

Abstract: Embodiments of the present invention are directed to a method and apparatus for bonded fluidic circuit for an optical bio-disc. In one embodiment of the present invention, a bio-disc is formed using at least two discs. In one embodiment, a shim is used to bond the two discs. In another embodiment, ultra-violet (UV) cured adhesives are used to bond the two discs. In yet another embodiment, the two discs are welded together using ultrasonic energy. In one embodiment, flash chambers containing a fluid are included in the fluidic circuit. During use of the bio-disc, the flash chambers are heated using a laser, causing the fluid to expand and/or vaporize. The expansion of the fluid in the flash chamber is used to propel the sample fluid through the fluidic circuit as desired.

Abstract: A device embodying the invention comprises a pair of members presenting a lower base surface and a member presenting an upper parallel surface when in an operative position. A platen pad material, which converts microwave energy to heat, is provided on one of the surfaces. When in an operative position the two platens provide uniform pressure over the surfaces of a laminating pouch carrying a document. The device is placed in a domestic microwave oven and the oven is operated for a period of time dependent on the rated power of the oven, the size of the document and the energy conversion capability of the platen pad. The platen pad converts the microwave energy to heat energy while applying uniform pressure over the surfaces of the pouch. This produces liquefaction of the adhesive which bonds the film to the document. The device is then removed from the microwave oven, permitted to cool, the lamination removed, and trimmed as may be necessary.

Abstract: A circuit assembly having a thin and large-area dielectric substrate and an improved grounding condition. To make the assembly, a circuit board comprises the substrate, and a circuit pattern and a metal layer that are formed on respective sides of the substrate. A bath of conductive bonding material (e.g., a low melting point solder) is made inside a tray-like metal chassis of the assembly. The circuit board is floated on the bath and excessive portion of the conductive material is absorbed. A branch circuit for branching a first path into at least two second paths is provided by mainly using impedance transformers but by using fewest possible stubs. Also, the elements are arranged in symmetry around the axis through the first path. This yields a wide operating frequency band. A waveguide-microstrip line transition that is easy to work and low in transition loss is provided by shaping the wider walls of the ridge waveguide so as to spread out toward the end.

Abstract: Curved surfaces of a preform of thermoplastic adhesive provide improved regulation of heating and exclusion of gas as surfaces to be bonded are heated and pressed against the thermoplastic adhesive preform. Particulate or filamentary materials can be added to the thermoplastic adhesive for adjustment of coefficient of thermal expansion or further increase of heat transfer through the adhesive or both. The preform is preferably fabricated by molding, preferably in combination with die-cutting of a preform of desired volume from a web of approximately the same thickness as the completed bond.

Abstract: The present invention relates to a polyester resin-covered metal sheet exhibiting superior formability and particularly suitable to withstand the stresses of drawing, drawing and ironing, drawing and stretch forming, or drawing and stretch forming followed by ironing. The resin-covered metal sheet is produced by contacting a biaxially oriented polyester resin film to a metal sheet heated above the melting temperature of the resin, covering the metal sheet with the polyester resin, pinching and press laminating the film-metal sheet composite, and cooling the laminate at a rate of 600° C./second immediately thereafter. It is essential that the resulting resin-covered metal sheets exhibit a true stress of 3.0 to 15.0 kg/mm2, corresponding to a true strain of 1.0 at 75° C. These laminates also exhibits a gradation of retention of the polyester resin's original biaxial orientation.

Abstract: A moisture vapor permeable, substantially liquid impermeable composite sheet material includes a powder-bonded nonwoven web adhered to a moisture vapor permeable thermoplastic film. The nonwoven web includes a first layer comprised primarily of fibers that are compatible with an adhesive used to bond the web, and a second layer comprised of a blend of fibers, some of which are compatible with, and some of which are incompatible with the bonding adhesive and the thermoplastic film. A method for making the composite sheet material and an item of apparel made from the sheet material are also provided.