Abstract: A process for making a catalytic electrode, a process for making an electrochemical cell with a catalytic electrode, and an electrochemical cell made according to the process. The catalytic electrode has an active layer comprising a catalytic material, an electrically conductive material and a binder, and a gas diffusion layer including a material that is permeable to gas entering or escaping from the cell but essentially impermeable to electrolyte. The gas diffusion layer is adhered to the active layer by a patterned pressure bonding process to provide the catalytic electrode in which the entire gas diffusion area is adhered to the active layer, with areas of relatively high and relatively low adhesion. The electrode has a high overall bond strength, and the permeability of the gas diffusion layer remains high it has been adhered to the active layer to provide excellent high power capability.

Abstract: A process for preparing an animal incontinence device comprises: providing a base layer of tissue; applying a uniform layer of superabsorbent polymer particles to a major surface of the base layer of tissue; applying water to the base layer of tissue having the uniform layer of superabsorbent polymer particles thereon; applying a cover layer of tissue over the base layer of tissue having the uniform layer of superabsorbent polymer particles thereon, to form an absorbent layer assembly; passing the absorbent layer assembly between a heated nip roll and a laminating roll, to at least partially adhere together the cover layer of tissue, uniform layer of superabsorbent polymer particles, and base layer of tissue, to form an absorbent layer; inserting the absorbent layer intermediate a base layer of liquid-impervious polymer film and a top layer of porous, hydrophilic, woven or non-woven polymer fibers, to form an animal incontinence device assembly; and laminating together at least a portion of the animal inconti

Abstract: An adhesive pattern (4) is formed by applying a photocurable and thermosetting adhesive comprising as indispensable ingredients (A) a carboxyl group-containing photosensitive prepolymer having both a carboxyl group and an ethylenically unsaturated bond in its molecule and an acid value in the range of 30 to 160 mg KOH/g, (B) an epoxy resin, and (C) a photopolymerization initiator onto a surface of a substrate (1) as a member to be bonded to form a coating film; selectively exposing the coating film to an active energy ray through a photomask (3) according to a predetermined pattern, thereafter removing an unexposed portion by development with an aqueous alkaline solution. Then, a sheet member (5) as a joining member is pressed onto the adhesive pattern mentioned above, and the adhesive pattern is thermally cured to obtain a laminated structure.

Abstract: A laminate composite sheet comprising a two-ply base layer comprised of a bottom ply and a top ply, wherein the bottom ply is comprised of unbleached cellulosic fibers and wherein the top ply is comprised of bleached or brightened cellulosic fibers and a further layer attached to the top ply with a layer of adhesive; said further layer having a top and a bottom surface, said further layer selected from the group consisting of paper or film; said layer of adhesive containing no pigment, and said top surface of said further layer having no coating.

Abstract: This invention provides novel nanofibers and nanofiber structures which posses adherent properties, as well as the use of such nanofibers and nanofiber comprising structures in the coupling and/or joining together of articles or material.

Abstract: A method for fabricating MEAs employing such gas diffusion layers and or gas diffusion electrodes that address the problems attendant to conventional methods. Due to the mechanically unstable nature of the electrolyte membrane material, it is advantageous to attach or bond the electrolyte membrane material to a supportive substrate before being sized for incorporation into a fuel cell. The GDL or GDE is used as the supportive substrate for the electrolyte membrane material.

Abstract: A multi-layer thin-film narrow-band filter is fabricated by a process wherein each half of a symmetric stack is deposited under exact conditions, either successively or contemporaneously. The two halves of the filter structure are then combined and bonded together using a wet bonding process that remains reversible for a period of time sufficient for testing the filter and, if necessary, for separating the two halves to regain access to the spacer layer. Accordingly, the spacer layer may be adjusted to shift the peak wavelength, if necessary, to the precise design specifications for a particular application. After correction, the components of the symmetric filter are bonded again using the same wet process.

Abstract: This invention provides novel nanofibers and nanofiber structures which posses adherent properties, as well as the use of such nanofibers and nanofiber comprising structures in the coupling and/or joining together of articles or materials.

Abstract: A process for producing a sterile foam for medical or veterinary use is provided. A physiologically acceptable formulation for application to a body as a foam contains a foamable gelling agent. The formulation is foamed and treated with a precipitant which is calcium citrate or a calcium ion. The precipitant is combined with the foamable gelling agent before or during the foaming of the gelling agent. The foam thus obtained is allowed to cure and is then immersed in a bath of the precipitant. The treated foam is dried and sterilized by exposure to gamma-irradiation or ethylene oxide.

Abstract: This invention provides novel nanofibers and nanofiber structures which posses adherent properties, as well as the use of such nanofibers and nanofiber comprising structures in the coupling and/or joining together of articles or materials.

Abstract: The present invention discloses a method of providing an integral thermal interface on an interface surface of a heat dissipation device, such as a heat sink. In accordance with the present invention, the phase change material is applied directly onto the interface surface of the heat sink to form an integral interface layer directly on the heat sink during the manufacturing process. This process includes the steps of providing a heat dissipating device having an interface surface, liquefying the phase change material at a controlled temperature so as to decrease the material viscosity to a flowable form, applying the liquefied phase change material directly onto the mating surface of the heat dissipating device either by directly dispensing the material, screen printing or stencil printing and cooling the material causing it to cure on the surface of the heat dissipating device.

Abstract: A method for manufacturing a semiconductor device whereby semiconductor elements like semiconductor bare chips are mounted with high productivity on both surfaces of a circuit board while preventing the board from warping, and an apparatus for manufacturing a semiconductor device for faithfully embodying the manufacturing method. Semiconductor elements temporarily fixed on both surfaces of a circuit board are heated while being pressurized in directions to be each pressed against the board, whereby adhesive on both surfaces of the board is thermally set simultaneously and bumps on each semiconductor elements are press-bonded to their opposing board electrodes on the board to be electrically connected. Ultraviolet rays are irradiated to a circumference of mixed curing adhesive applied to at least one surface of the circuit board to form an ultraviolet curing part only on the circumference of the adhesive, thereby increasing strength for temporarily fixing the semiconductor elements to the circuit board.

Abstract: A multi-layer application film formed by laminating at least two resin films, a top layer film (I) being formed from a crosslinkable resin coating composition (A), an under layer film (II) being formed from a thermoplastic resin (B), showing practically no stickiness per se, and having a tensile elongation at breakage in the range of 50 to 1000%, said multi-layer application film being applied onto a plastic substrate.

Abstract: A self-adhesive article for mechanical protection of painted plastic mounted parts of automobiles, comprising a backing material in film form whose outer side is laminated with a layer of knitted fabric and whose inner side is pressure-sensitively adhesive through application of a self-adhesive composition.

Abstract: A system and method are disclosed for constructing a rotatable label and attaching the rotatable label to a container. The rotatable label system comprises an inner label attached to the container and a rotatable outer label. The inner label may have adhesive on a rear surface of a trailing end alone, adhesive on a rear surface of both the leading and trailing end for fixedly attaching it to a container, or adhesive on the entire rear surface. The outer label may only have adhesive on a rear surface at or near a trailing end to secure the outer label to itself. The outer label is temporarily coupled to, the container while the outer label is wrapped around the container. Once the trailing end is attached to a front surface of the outer label at or near a leading end of the outer label, the outer label can be rotated about the container over the inner label.

Abstract: A static cling toy assembly which can be inserted into a food item and method of making includes a static cling substrate having a first side and a second side. At least one cut out adheres to the first side of the substrate by means of static cling. A peelable protector sheet is releasably fixed over the at least one cut out, wherein the protector sheet encapsulates the at least one cut out and protects it from contamination.

Abstract: The present invention provides an adhesive tape for laminating a first substrate to a second substrate, wherein the adhesive tape includes a carrier having on a first major surface a first adhesive layer and having on a second major surface opposite to the first major surface in the order given a non-tacky polymer layer and a second adhesive layer, wherein the adhesive tape is capable of being adhered to the first substrate by the first adhesive layer and to the second substrate by the second adhesive layer. The adhesive tape is capable of delamination between the carrier and the non-tacky polymer layer when the first and second substrate are peeled away from each other so as to leave the carrier on the first substrate and the non-tacky polymer layer on the second substrate with a major surface of the non-tacky polymer layer or the carrier. The non-tacky polymer layer and carrier are not co-extruded layers.

Abstract: Systems and methods are described for synthesis of films, coatings or layers using precursor exerted pressure containment. A method includes exerting a pressure between a first precursor layer that is coupled to a first substrate and a second precursor layer that is coupled to a second substrate; forming a composition layer; and moving the first substrate relative to the second substrate, wherein the composition layer remains coupled to the second substrate.

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: The invention provides a method for fastening a polymeric label to a glass, plastic or metal container or surface by means of a water based adhesive composition by the following steps: (a) applying a layer of a hydrophilic solid material to a polymeric label to form a hydrophilic layer; (b) applying water or a water based adhesive to the hydrophilic layer to form a fastenable polymeric label; (c) fastening the fastenable polymeric label to a glass, plastic or metal container or surface; and (d) allowing said the polymeric label to dry on the glass, plastic or metal container or surface.

Abstract: The present invention includes a method of reducing slippage between a mat having a flexible polymer back surface and a substrate surface contiguous to the back surface, the method comprising applying a liquid comprising an aqueous solution of poly(vinyl acetate) to the back surface and contacting the back surface with the liquid thereon to the substrate surface while the aqueous solution is still wet. The method is especially effective where the mat comprises a flexible polymeric back surface comprising a flexible polymer selected from the group consisting of natural rubber, synthetic rubber, natural elastomers and synthetic elastomers. The contacting may be performed before the aqueous solution is completely dried. The aqueous solution may be applied directly to the back surface by spraying said aqueous solution onto said surface. The aqueous solution may be applied directly to the substrate surface.

Abstract: An unfoamed, flexible, elongate shaped article having at least partially fibrous structure, intended for masking a substrate and having a thickness of more than 3 mm, which article under a load of 5 N/cm has an elongation of at least 10%; is at least partially self-adhesive; is compressible by at least 10% in thickness; and has a flexural stiffness in the longitudinal direction of less than 200 N×cm2.

Abstract: A plastic film screen protector that prevents interference patterns from arising when the film touches the screen is described. The advantages are accomplished by the film having a slightly roughened surface so that the majority of the film facing an electronic device screen does not substantially touch the screen. These physical aberrations prevent Newton ring interference patterns and spots caused by refractive index differences between air and the film material.

Abstract: Disclosed is a process for producing a laminate suited for use in producing disposable absorbent products comprising a nonwoven web formed from randomly dispersed fibers bonded with a crosslinked vinyl acetate/ethylene adhesive and a particulate polymeric absorbent entrapped within the laminate in fixed location by means of adhesively bonding the nonwoven web to itself or to another substrate, the improvement which comprises utilizing a nonwoven web incorporating an acrylic or vinyl acetate/ethylene adhesive having the following characteristics, and further, said nonwoven web adhesively bonded to itself or to another substrate through the crosslinked acrylic or crosslinked vinyl acetate/ethylene adhesive.

Abstract: The invention concerns a cross-linkable adhesive silicone composition, and the use of said composition for bonding various substrates, comprising: a polyorganosiloxane (POS) with Si-Vi(polydimethylsiloxane &agr;,&ohgr;-dj-Vi) units; a crosslinking POS with SiH units; a platinum catalyst; an adherence promoter comprising vinyltrimethoxysilane, 3-glycidoxy-propyltrimethoxysilane and buryl titanate; and optionally a filler and/or a cross linkage inhibitor and/or an unsaturated POS resin such as MMviDDviQ or MDviQ. The invention aims at providing a highly adhesive glue having, before setting, a low viscosity adapted for easy application on the substrates to be bonded. The invention achieves this by providing a cross-linkable adhesive silicone composition as defined above and characterised in that it has a peeling force Fp≧0.25 N/mm. a viscosity &eegr;≧50.103mPa's at 25°, a tear resistance Rd≧6/mm (ASTM-624A) and a Shore hardness A≧35.

Abstract: A method for fixing of a ceramic component in a metallic support including a first method step, a bush, consisting of gray cast iron with lamellar graphite, is placed around the ceramic component, in a second method step, the ceramic component including the bush are annealed at temperatures in the range from 500 to 750° C. until the bush has an increase in volume as a result of internal oxidation that causes the ceramic component to be permanently fixed and in that finally, after cooling down, the ceramic component with the bush are introduced into the metallic support and secured in the support.

Abstract: In bonding a first crystalline semiconductor substrate to a second crystalline semiconductor substrate, a liquid is applied to a first surface of the first substrate and to a first surface of the second substrate to wet both substrate first surfaces. The first surface of the first substrate is brought together with the first surface of the second substrate while the liquid substantially remains on both first surfaces, and then the liquid is evaporated from the substrate first surfaces, while the substrate first faces are together, at an evaporation temperature that is below the boiling point of the liquid at ambient pressure. The substrates are then heat treated at a temperature above the evaporation temperature. Surface channels can be formed in a first surface of at least one of the first and second substrates, and during the heat treatment, a crystal growth promotion vapor can be supplied to the substrates.

Abstract: A process for producing a film sheet (1), having at least one print carrier layer (2) of plastic, an adhesive layer (6) and a cover layer (8), in which the adhesive layer (6) is applied to the print carrier layer (2), the print carrier layer (2) which is provided with the adhesive layer (6) is sent for drying and the print carrier layer (2) which is provided with the adhesive layer (6) after drying is combined with the cover layer (8) to produce the film sheet (1) made easier and more economical, while preventing damage to the print carrier layer during drying, by the fact that the temperature of the print carrier layer (2) provided with the adhesive layer (6) is automatically controlled. An apparatus (10) for performing this process is also provided.

Abstract: This disclosure relates to the manufacture of lites (glass sheets) which have at least a pair of thin spacers applied thereto which maintain the lites in spaced relationship when stacked upon pallets, wrapped and shipped. The spacers are preferably only partially adhered to the lites, either by weak bonding adhesive or electrostatically, and can be readily removed during end-use applications. The spacers are applied automatically during production runs of the lites, and the spacers are applied from above or from below relative to the path of travel of the lites.

Abstract: The invention relates to compositions useful for bonding fluoropolymer to substantially non-fluorinated polymer. The compositions of the invention comprise a substantially non-fluorinated polymer or a mixture of said polymers, a di- or polyamine, preferably, an aliphatic diamine, and an onium catalyst, preferably, a phosphonium salt.

Abstract: The invention relates to process for roughening thermoplastic films and roughed films. The invention further relates to process for preventing thermoplastic packaging films from slipping on each other and a suitable system for such purpose. The essence of the roughening process is that practicles consisting of the same polymer as that of the film and/or other plastic material being able to weld together with that, and having suitable size and/or abrasion resistance are brought to the surface to be roughened of semi-finished product having sufficient reserved heat content to maintain condition appropriate for welding said particles on said thermoplastic film surface to be roughened or on one or on both film surfaces being re-heated to such temperature and are dispersed in suitable closeness and configuration and that condition of the roughened surface is maintained until desired welding process is completed.

Abstract: The present invention is directed to improved flexibilized, plasticized polyvinyl chloride films bonded with a substrate by means of an aqueous based pressure sensitive acrylic adhesive emulsion polymers. Conventional emulsion based pressure sensitive adhesives were comprised of a copolymer comprised of polymerized units of acrylic esters and ethylenically unsaturated monomers, the copolymer having a Tg of from −15 to −70° C. The improvement in the aqueous based, emulsion polymerized pressure sensitive adhesives resides in the incorporation of polymerized units of a vinyl C8-13 ester of a neo-acid into the adhesive. The vinyl ester is formed from a mixture of propylene oligomers and such vinyl ester is represented by the chemical formula: C8-13H7-27CO2CH═CH2. Preferably, the adhesive includes units of methyl methacrylate, butyl acrylate of 2-ethylhexyl acrylate and a carboxylic acid selected from acrylic acid or methacrylic acid.

Abstract: A method and apparatus for temporarily attaching a pellicle membrane and frame to a photomask substrate until the assembly passes inspection, and then permanently bonding the frame to the substrate. In the preferred embodiment, a vacuum channel is provided in the pellicle frame to permit a vacuum to be drawn between the frame and the substrate. In alternate embodiments, a static adhesion is obtained between the flat surfaces of the pellicle frame and the substrate, and this static adhesion is improved by wiping a solvent on the bottom surface of the pellicle frame.

Abstract: A thermal insulating and sound absorbing mat a mat cut to a predetermined length, upper and lower films covering lateral surfaces and front and rear end surfaces of the mat with respective minimal required lengths. The films are not damaged during the compression and packaging process nor torn by the internal pressure of the mat during the unpacking operation. The produced thermal insulating article has a structure that meets the requirements of JIS. Such thermal insulating articles can be manufactured by a highly productive method. Mats cut to a predetermined length are transferred sequentially side by side with an interval between adjacent mats such that the films have respective minimal required lengths. Each mat is covered by the films at the upper and lower surfaces and the lateral surfaces. Then, adjacent mats are stopped at a predetermined position with the interval, and are pushed downwardly at the oppositely disposed end surfaces to a predetermined height.

Abstract: A system and method are disclosed for constructing a rotatable label and attaching the rotatable label to a container. The rotatable label may have a transparent portion and is temporarily secured to a container or an inner label that is permanently secured to the container via a temporary adhesive disposed on a leading edge of the rotatable label's back surface. Permanent adhesive is disposed on the trailing edge of the rotatable label's back surface. The rotatable label is then wrapped around the container so that the trailing edge of the rotatable label's back surface comes in contact with the rotatable label's front surface. The rotatable label is then rotated with respect to the inner label or container, thereby breaking the temporary bond formed by the temporary adhesive between the rotatable label and inner label or container.

Abstract: A pressure-sensitive adhesive based on a dimethylpolysiloxane gum for adhering porous and semi-porous substrates. The adhesive has thixotropic properties which permits the viscosity of the adhesive to breakdown when pressure from one substrate is exerted on another substrate which is in a horizontal position in order to allow a temporary adhesion. The adhesive is transparent, has a consistency of a gel, and a viscosity range that controls the flow of the adhesive and provides a bond that can be broken by physical separation of the two substrates.

Abstract: The invention relates to a fibrous acoustical material for reducing noise transmission. This fibrous acoustical material comprises first, second and third fibers. The first fiber has a first fineness of 1.5-20 deniers and a first softening point. The second fiber has a second fineness of 1.5-15 deniers. At least a surface of the second fiber has a second softening point which is at least 30° C. lower than the first softening point. The third fiber has a third fineness of 1.5-15 deniers. At least a surface of the third fiber has a third softening point which is lower than the second softening point and at least 80° C. lower than the first softening point. The first, second and third fibers are respectively in amounts of 10-90 wt %, 5-85 wt % and 5-85 wt %, based on a total weight of the first, second and third fibers. The first, second and third fibers are each within a range of from 20 to 100 mm in average fiber length. The fibrous acoustical material has an average apparent density of from 0.01 to 0.

Abstract: A wiring substrate with reduced thermal expansion stress. A wiring substrate, such as a laminated PWB, thin film circuit, lead frame, or chip carrier accepts an integrated circuit, such as a die, a flip chip, or ball grid array package. The wiring substrate has a thermal expansion stress reduction insert, void, or constructive void in a thermal expansion stress region proximate to the integrated circuit. The thermal expansion stress reduction insert or void may extend a selected distance from the edge or edges of the integrated circuit attachment area. The thermal expansion stress reduction insert or void improves the flexibility of the wiring substrate in the region that is joined to the integrated circuit, thus reducing thermal stress between components of the wiring substrate-integrated circuit assembly. In another embodiment, layers of a laminated wiring substrate are intentionally not bonded beneath the chip attach area, thus allowing greater flexibility of the upper layer of the laminate.

Abstract: The invention relates to an adhesive system for labeling containers, more especially hollow containers, with wrap-around labels. The adhesive system comprises a pick-up adhesive and an overlap adhesive. It is characterized in that, in the wet state, the pick-up adhesive has sufficient wet bond strength for labeling and, in the dried state, does not adhere to at least one of the substrates. The pickup adhesive contains 5 to 85% by weight and preferably 5 to 60% by weight of at least one water-soluble polymer based on casein, starch, dextrin, glucose, polyvinyl alcohol, polyurethane or polyacrylic acid, 0.00 to 1.00% by weight and preferably 0.01 to 0.30% by weight of at least one defoamer, 0.00 to 1.00% by weight and preferably 0.01 to 0.30% by weight of at least one preservative and water as the balance to 100% by weight.

Abstract: The present invention provides a novel screen printable thermosetting composition for forming thermally conductive interface and a method of using the same. The composition is used to promote the transfer of heat from a source of heat such as an electronic device to a heat dissipation device such as a heat sink. The composition comprises by weight from about 35% to about 75% of a thermal curing vinyl terminated siloxane material, from about 0.005% to about 5% catalyst, from about 10% to about 30% hydrocarbon solvent and from about 20% to about 70% conductive filler.

Abstract: A process for joining two solid bodies, in particular of silicon. via the substantially smooth surfaces that have first of all been coated with a monomolecular layer of a sulfur-containing organosilane, and the resultant solid bodies, which may be used in microelectronics or micromechanics.

Abstract: The present invention provides a number of interrelated methods for the production of random and ordered arrays of particles and recesses as well as films containing such arrays and recesses. The present invention also relates to the random and ordered arrays of particles and films prepared therefrom. The ordered arrays are obtained by the use of ferrofluid compositions which may be curable, solidifiable on non-curing/non-solidifiable. The arrays and films may contain electrically-conductive particles useful in electronic applications for effecting contact between leads or pads.

Abstract: An impressed emblem is disclosed which includes a cover sheet which is used together with heat and pressure to impress a desired pattern on an emblem. The emblem can also be impressed with a pattern and simultaneously heat-sealed onto a desired substrate.