1223 results about "Moisture barrier" patented technology

A hybrid film, comprising a first polymer film having a plasma-treated surface and a second polymer film having first and second surfaces, with the first surface of the second polymer film being disposed along the first plasma-treated surface of the first polymer film, has superior thermal and mechanical properties that improve performance in a number of applications, including food packaging, thin film metallized and foil capacitors, metal evaporated magnetic tapes, flexible electrical cables, and decorative and optically variable films. One or more metal layers may be deposited on either the plasma-treated surface of the substrate and / or the radiation-cured acrylate polymer A ceramic layer may be deposited on the radiation-cured acrylate polymer to provide an oxygen and moisture barrier film. The hybrid film is produced using a high speed, vacuum polymer deposition process that is capable of forming thin, uniform, high temperature, cross-liked acrylate polymers on specific thermoplastic or thermoset films. Radiation curing is employed to cross-link the acrylate monomer. The hybrid film can be produced in-line with the metallization or ceramic coating process, in the same vacuum chamber and with minimal additional cost.

The present invention provides a low dielectric constant copper diffusion barrier film suitable for use in a semiconductor device and methods for fabricating such a film. Some embodiments of the film are formed of a silicon-based material doped with boron. Other embodiments are formed, at least in part, of boron nitride. Some such embodiments include a moisture barrier film that includes oxygen and / or carbon. Preferred embodiments of the copper diffusion barrier maintain a stable dielectric constant of less than 4.5 in the presence of atmospheric moisture.

A hybrid film, comprising a first polymer film having a plasma-treated surface and a second polymer film having first and second surfaces, with the first surface of the second polymer film being disposed along the first plasma-treated surface of the first polymer film, has superior thermal and mechanical properties that improve performance in a number of applications, including food packaging, thin film metallized and foil capacitors, metal evaporated magnetic tapes, flexible electrical cables, and decorative and optically variable films. One or more metal layers may be deposited on either the plasma-treated surface of the substrate and / or the radiation-cured acrylate polymer. A ceramic layer may be deposited on the radiation-cured acrylate polymer to provide an oxygen and moisture barrier film. The hybrid film is produced using a high speed, vacuum polymer deposition process that is capable of forming thin, uniform, high temperature, cross-linked acrylate polymers on specific thermoplastic or thermoset films. Radiation curing is employed to cross-link the acrylate monomer. The hybrid film can be produced in-line with the metallization or ceramic coating process, in the same vacuum chamber and with minimal additional cost.

A barrier assembly having a flexible or rigid substrate overcoated with an all polymer multilayer stack. A multilayer on the substrate includes alternating diamond-like glass or carbon layers with polymer layers. Another multilayer includes alternating polymer layers using different types of polymers. The barrier layers can be used to mount, cover, encapsulate or form composite assemblies for protection of moisture or oxygen sensitive articles

Photovoltaic modules comprising back-contact solar cells manufactured using monolithic module assembly techniques comprising a flexible circuit comprising a back sheet and a patterned metallization. The module may comprise busses in electrical contact with the patterned metallization to extract the current. The module may alternatively comprise multilevel metallizations. Interlayer dielectric comprising islands or dots relieves stresses due to thermal mismatch. The use of multiple cord plates enables flexible circuit layouts, thus optimizing the module. The modules preferably comprise a thermoplastic encapsulant and / or hybrid adhesive / solder materials. An ultrathin moisture barrier enables roll-to-roll processing.

Disclosed are branched polyphosphonates produced via a superior transesterification process, and methods related thereto. These branched polyphosphonates exhibit a unique and advantageous combination of properties, such as outstanding fire resistance, improved heat stability, improved toughness, and superior processing characteristics. Also disclosed are polymer compositions that comprise these branched polyphosphonates and at least one other polymer, wherein the resulting polymer compositions exhibit flame retardant properties. Further disclosed are articles of manufacture produced from these polymers, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof; these articles may be coated with a moisture barrier to enhance their moisture resistance properties.

A single use unit dosage dispensing closure includes a shell attached to a container with an integral piecing member, an axial movable cap attached to the shell and a sealing member coupled to the cap. The shell has an inner guide in communication with the container and the cap is moveable along the guide. The cap has a chamber adapted to dispense material into the container. The chamber is sealed with the sealing member extending across a lower open end thereof, wherein axial movement of the cap along the inner guide member will cause the sealing member to be pieced by the piercing member to open the chamber and dispense the contents of the chamber into the container. The axial movable cap is formed from a material with a higher oxygen and moisture barrier property than the material forming the shell.

A fabrication method and a product for the deposition of a conductive barrier or other liner layer in a vertical electrical interconnect structure. One embodiment includes within a a hole through a dielectric layer a barrier layer of RuTaN, an adhesion layer of RuTa, and a copper seed layer forming a liner for electroplating of copper. The ruthenium content is preferably greater than 50 at % and more preferably at least 80 at % but less than 95 at %. The barrier and adhesion layers may both be sputter deposited. Other platinum-group elements substitute for the ruthenium and other refractory metals substitute for the tantalum. Aluminum alloying into RuTa when annealed presents a moisture barrier. Copper contacts include different alloying fractions of RuTa to shift the work function to the doping type.

There has been a problem that difference in refractive index between an opposite substrate or a moisture barrier layer (passivation film) such as SiN provided thereover, and air is maintained large, and light extraction efficiency is low. Further, there has been a problem that peeling or cracking due to the moisture barrier layer is easily generated, which leads to deteriorate the reliability and lifetime of a light-emitting element. According to the present invention, a light-emitting element comprises a pixel electrode, an electroluminescent layer, a transparent electrode, a passivation film, a stress relieving layer, and a low refractive index layer, all of which are stacked sequentially. The stress relieving layer serves to prevent peeling of the passivation film. The low refractive index layer serves to reduce reflectivity of light generated in the electroluminescent layer in emitting to air. Therefore, a light-emitting element with high reliability and long lifetime and a display device using the light-emitting element can be provided.

The present invention relates to a method for forming a graphene protective film having gas and moisture barrier properties, to a graphene protective film formed by the method, and to the use thereof. A single-layer or multi-layer graphene protective film can be used as a material for a barrier coating or bags, and improves the gas and moisture barrier properties of a variety of devices in a wide array of industrial fields to thereby maintain the electrical characteristics of devices over a long period of time.

The present invention, in one aspect, is directed to methods for manufacturing solar or photovoltaic modules for better environmental stability. In another aspect, the present invention is directed to environmentally stable solar or photovoltaic modules. These method and apparatus use a moisture barrier film to form a moisture-resistant surface on the circuit, preferably on an illuminating surface of solar cells, or an entire side of a circuit formed of a plurality of solar cells that includes the illuminating surface of solar cells. In certain embodiments, the moisture-resistant film is applied conformally, and in other embodiments the moisture-resistant film is substantially transparent.

The inventions described herein generally relate to photovoltaic or solar module design and fabrication and, more particularly, to modules utilizing thin film solar cells. In one aspect is described a solar module and method of making the same that has a shield material that is both an electrical insulator and a moisture barrier provided at a location corresponding to at least one hole that is used to route a wiring member, such that the shield material seals the at least one hole against moisture entering into the internal space and electrically insulates the wires of the wiring member from the at least one metallic layer of the back protective sheet.

A flexible container is provided for the storage and administration of medical solutions. The container incorporates a transparent front sheet made from a planar layer of a polymer and an opposing rear sheet. The rear sheet is made from a planar laminate layer. The front and rear sheets are sealed together along a common peripheral edge to form a volume enclosure. The volume enclosure is constructed of materials having high oxygen and moisture barrier properties which allows the container thermoplastic to be stored for extended periods of time without degrading the contents. The volume enclosure is then inflated with a pressurized gas to permanently stretch the front and rear sheets outwardly and to thereby increase the volume capacity of the container. An alternative embodiment of the container incorporates multiple compartments, separated by peelable seals, for containing a diluent and a medicament. The seals are ruptured by manipulation of the container to thereby mix the contents together for delivery through standard IV arrangement to a patient.

An injection molded rigid roof panel system for constructing pitched roof structures of the type affixed directly to roof trusses or rafters and needing no structural or supporting sheathing surface or moisture barrier. Comprised of no less than (23) standard roof panel components of varying shapes, sizes, colors and exposed surfaces replicating conventional roofing surfaces. Panels overlap, underlap and interlock by means of an array of shoulders, locating ribs and clearance channels creating a unitized roof system utilizing integral seals at the seams, subsurface water channels and self sealing, threaded fasteners whose molded-in, counter-bored holes are further sealed by composite plugs. Panels are produced by mixing, extruding and pelletizing a compound of over 60% recycled materials and encapsulating a semi-rigid fiberglass mesh sheet in the panels during the injection molding process producing a roofing product that is fire retardant, impervious to moisture, insects, ultraviolet rays and winds in excess of 130 mph.

A crack stop for low K dielectric materials of an integrated circuit (IC) formed on an IC chip using metal interconnects which do not form a self-passivating oxide layer, such as copper or silver interconnects, in a low-K dielectric material to prevent damage to the active area of the IC chip caused by chipping and cracking formed along peripheral edges of the IC chip during a dicing operation. A moisture barrier or edge seal is formed as a metal stack positioned along the outer peripheral edges of the active area of the IC chip. The crack stop is formed by at least one trench or groove positioned outside of the moisture barrier / edge seal on the outer periphery of the IC chip.

A self-adhering air and moisture barrier sheet membrane for structural surfaces of buildings, which is permeable to the passage of water vapor, is comprised of a water vapor permeable sheet onto one surface of which is applied an adhesive in a non-continuous film.

A mattress is constructed from a mattress body having an upper and a lower deck, which is preferably pervious to moisture and air. A removable panel, which includes a top layer of breathable fabric, a bottom layer of a fabric that forms a moisture barrier, and a batting layer, is placed on at least the upper deck of the mattress body. The removable panel is removably attached along the perimeter of the deck or decks by a fastener, such as a zipper. The panel can be removed from the deck for cleaning and folded and secured by the fastener in an inverted configuration, with the top layer facing outward.

An implantable intraocular physiological sensor for measuring a physiological characteristic, such as intraocular pressure. The implantable intraocular physiological sensor may include a tubular main body configured to house one or more electrical components. The implantable intraocular physiological sensor may also include a sensor cap configured to be inserted into a first end of the tubular main body with a moisture barrier seal. The implantable intraocular physiological sensor may wirelessly transmit measurements to an external device.

A barrier assembly having a flexible or rigid substrate, an organic electronic device, and one or more layers of diamond-like film. The diamond-like film layers can be used to mount, cover, encapsulate or form composite assemblies for protection of moisture or oxygen sensitive articles such as organic light emitting diode devices, photovoltaic devices, organic transistors, and inorganic thin film transistors. The diamond-like film layers can also provide for edge sealing of adhesive bond lines in the assemblies.

Biodegradable laminates including biodegradable polymers have oxygen and moisture barrier properties. The oxygen and moisture barrier layers are biodegradable. If the barrier layers have poor adhesion, degradable tie layers can be included to improve adhesion. Combination of laminate structures can be formed to increase the overall oxygen and moisture barrier characteristics. The biodegradable laminates can be formed by extrusion.

A composite mat and sheet structure for installation atop a subfloor to underlie a layer of hardenable, cementicious material such as gypsum concrete or Portland concrete that is poured atop the composite structure to harden in situ. The composite structure includes 1) a mat of substantially uniform thickness defined by an array of entangled, intertwined polymeric filaments that twist and turn at random, that are spaced from each other along a majority of their lengths, that preferably are bonded at their randomly located intersections, and that cooperate to give the mat an open-space character well suited for venting vapor from an area beneath the layer of hardenable cementicious material during hardening or curing thereof; and 2) a sheet of barrier material that overlies the mat, is bonded to the mat, and is pervious to water vapor but impervious to water in liquid form, thereby to permit water in vapor form to escape from the hardenable material through the barrier sheet into the mat and to be vented through the open-space area of the mat while the barrier sheet protects the subfloor from damage by water in liquid form that should be confined atop the barrier.

An integration assembly for a battery pack mounted between the passenger cabin floor panel of an electric vehicle and the driving surface is provided, the assembly utilizing a multi-layer thermal barrier interposed between the battery pack enclosure and the passenger cabin floor panel, where the multi-layer thermal barrier provides noise isolation, thermal isolation and vibration damping, and where the multi-layer thermal barrier is compressed when the battery pack enclosure is mounted to the vehicle. The multi-layer thermal barrier is comprised of a first layer formed from a compressible and conformable elastic material and a second layer formed from a conformable thermally insulating material. The multi-layer thermal barrier may also include a moisture barrier layer that encases the first and second layers, for example a moisture barrier layer fabricated from a plastic. A sealant may be used to seal and bond the moisture barrier layer to the battery pack enclosure.

A dry moisture barrier film coating composition for forming a moisture barrier film coating for pharmaceutical tablets and the like comprises polyvinyl alcohol, soya lecithin, and optionally a flow aid, a colorant, and / or a suspending agent. A liquid coating solution or dispersion for forming a moisture barrier film coating for pharmaceutical tablets and the like comprises polyvinyl alcohol, soya lecithin, water, and optionally a flow aid, a colorant, and / or a suspending agent. A method of coating pharmaceutical tablets and the like with a moisture barrier film coating comprises forming a liquid coating solution or dispersion for forming a moisture barrier film coating for pharmaceutical tablets and the like comprising polyvinyl alcohol, soya lecithin, water, and optionally a flow aid, a colorant, and / or a suspending agent, applying the coating solution or dispersion onto the tablets to form a film coating on the tablets, and drying the film coating on the tablets.

An apparatus and method of making moisture resistant solar cells, strings and modules is provided. The method includes reducing the roughness of the finger patterns by coating them fully or partially with a surface preparation film. The surface preparation film firmly attaches itself to underlying finger patterns and electrical leads while forming a smooth surface on which a moisture barrier film is subsequently deposited. Process flows to obtain moisture resistive solar cells, solar cell strings are described.

Provided is a lactic acid-based resin composition that comprises a lactic acid-based resin (component (A)), and an ethylene-unsaturated carboxylic acid copolymer (component (B)) and / or an ethylene-unsaturated carboxylic acid copolymer ionomer (component (C)). The lactic acid-based resin composition has good physical properties in melt and can be efficiently formed into films and laminates through casting or extrusion lamination. The paper laminates obtained through extrusion lamination with the resin composition have good moisture barrier property, and have the advantages of good antibacterial ability, good biodegradability and low combustion heat. And the moldings obtained from the resin composition of the invention have a characteristic which is excellent in impact strength. Further, the films and sheets formed of the resin composition have good low-temperature heat-sealability and hot-tack sealability, and the resin composition well serves as a sealant. The resin composition is favorable to various materials in a broad range, for example, for wrapping and packaging materials for foods, drinks, electronic appliances, medicines and cosmetics, for materials for use in agriculture, civil engineering and construction and for materials for compost, etc.