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5656374 |
Polyolefin compositions suitable for sheets and films which are sealable by radio-frequency
Polyolefin compositions, capable of developing substantial dielectric heat including (percent by weight): (I) 85-97% of a heterophasic olefin polymer optionally modified with polar monomers in...
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5654084 |
Protective coatings for sensitive materials
An enhanced protective coating to prevent interaction between constituents of the environment and devices that can be damaged by those constituents. This coating is provided by applying a...
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5646234 |
Production of fibers or films using specific forming solutions and the fibers of films obtainable thereby
A process for producing fibers or films by the steps of: a) preparing an aromatic polyamide by polycondensation of dicarbonyl dihalides or mixtures thereof with at least two diamines in...
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5645918 |
Magnetic recording medium having an aromatic polyamide substrate
The present invention provides a magnetic recording medium including a base film having an aromatic polyamide and a magnetic layer formed on at least one surface of the base film, such that the...
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5635280 |
Postforming method and apparatus
An apparatus for forming a laminate to a core having a profiled edge, comprising a frame for supporting the core and laminate, a resilient sheet, and means mounted to the frame for placing the...
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5635281 |
Glazing using a melt-processible gasket material
A vehicle window panel assembly and a manufacturing method for such assemblies having a gasket made from a melt-processible material and providing a long-term, failure-resistant bond between the...
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5626969 |
Method of manufacturing film for lamination
A method of one sided laminating and a one sided laminated product using nylon laminating film reduces the tendency of one-sided laminations to curl toward the laminating side due to moisture...
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5624751 |
Repulpable carton sealing tape
Use of a paper carrier for the production of a repulpable carton sealing tape which is finished on one side with a repulpable self-adhesive composition and on the other side with a repulpable...
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5616418 |
Thermoplastic elastomer polyblends comprising polyamides/modified polyolefins and shaped articles produced therefrom
Polyblend compositions well adopted for the production of a wide variety of useful shaped articles having improved physical/chemical properties, e.g., fibers, films, sheets, composites, and the...
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5612106 |
Laminated tube container
A laminated tube container has the body comprising a sheet material comprising a substrate, a silicon oxide deposited layer, a heat buffer layer and an extruded coating layer of a thermoadhesive...
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5612119 |
Transfer article for forming retroreflective and colored images and method of making same
A transfer for decorating surfaces comprises microspheres that are embedded about one-fourth to one-half the microsphere's diameter in a support sheet. The embedded portion of the microspheres have...
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5602210 |
Molecular composite material composed of liquid crystal polymer and thermoplastic polymer and method for producing same
A molecular composite material includes a liquid crystal polymer such as polyazomethine, a thermoplastic polymer such as a polyamide and a compatibilizing agent such as ε-caprolactam having at...
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5601911 |
Capsule type retroreflective sheeting
This invention provides a capsule type retroreflective sheeting excelling in strength and longterm weatherability, the connecting walls, which partially connect the light-transmitting protective...
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5601770 |
Method for producing sheet molding compounds utilizing a multilayered, multistructured, multipolymer release / barrier film
A method for producing SMC where a multilayered, multistructured, multipolymer release/barrier film is used as a polymeric film. The multilayered, multistructured, multipolymer release/barrier film...
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5597641 |
Thermal transfer medium
A thermal transfer medium is disclosed which is useful in a method for forming a color image by selectively melt-transferring at least two of a yellow heat-meltable ink layer, a magenta...
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5591530 |
Flexible optically uniform sign face substrate
Flexible optically uniform sign face substrate comprising at least one layer of durable thermoplastic sheeting and an optically uniform dimensionally stable scrim film, and more particularly a sign...
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5591495 |
Copolyamide barrier layer and reusable packaging elements made therewith
Copolyamide barrier layers which are durable hot-water stable and transparent. The copolyamide is amorphous and partially aromatic, and comprises (a) 50 molar parts of substituted or...
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5591517 |
Antireflection film
An antireflection film comprised of a transparent base material, a first layer with a refractive index N 1 of 1.45-2.10, adhered onto the base material, and a second layer with a refractive index...
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5589275 |
Composite material
The composite material contains a metal layer on both sides of which is a plastic layer: the metal layer has a thickness of 8 to 80 μm, the plastic layers each a thickness of 20 to 50 μm; the...
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5580950 |
Negative birefringent rigid rod polymer films
A class of soluble polymers having a rigid rod backbone, which when used to cast films, undergo a self-orientation process whereby the polymer backbone becomes more or less aligned parallel to the...
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5578372 |
Heat-weldable composite films and method of production thereof
Composite films have a layer structure comprising a base film, and a coating layer containing a vinylidene chloride polymer, a laminating agent layer composed of a polyisocyanate component and a...
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5576101 |
Gas barrier rubber laminate for minimizing refrigerant leakage
A gas barrier rubber laminate comprising a nylon film layer, an intermediate layer of a cured trialkoxysilane, and a rubber layer is fully flexible and pliable and has improved gas barrier...
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5573854 |
Composites made from multidimensional oligomers
Multidimensional oligomers of the present invention are surprisingly useful for advanced composites because each generally has a use temperature greatly in excess of its curing temperature. The...
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5571891 |
Aromatic copolyamides, production thereof, formed structures and production thereof
Aromatic copolyamides, production thereof, formed structures and production thereof Described are aromatic copolyamides comprising the structural repeat units of the formulae I, II and III ##STR1##...
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5571595 |
Magnetic recording medium and method for production thereof
A magnetic recording medium having a magnetic metal thin film as a magnetic layer is disclosed. An oxide layer is formed on the surface of the magnetic metal thin film, and a proactive layer is...
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5571596 |
Advanced composite roofing shingle
An advanced, lightweight composite roofing shingle specifically designed to prevent hail damage and high wind uplift. The inventive laminate includes a conventional random fiberglass mat (20) used...
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5562996 |
Multi-layer films
The invention provides a multi-layer film having 1 to 4 polyamide layers, characterized in that at least one polyamide layer comprises about 50 to about 95% by weight of a crystalline polyamide and...
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5560978 |
Basecoat for a coating system
A basecoat for a nonstick coating system wherein the basecoat comprises a high temperature binder resin, preferably polyamideimide resin, and a filamentary powder, preferably a nickel powder, which...
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5554426 |
Multilayer plastic pipe
Multilayer plastic pipes having at least I. a layer based on a molding composition of polyamide; and II. a layer adjacent to layer I and based on a molding containing a mixture of (a) from...
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5549863 |
Composite board
A method of making a composite board comprising (a) applying a layer of a first composition comprising a thermosetting resin and a catalyst therefor to the surface of a mould; (b) allowing the...
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5549946 |
Varnish-coated heat-resistant roll for copying machine, and method of producing the same
A heat-resistant roll for copying machine use which comprises a metallic roll having a surface which has been coated with a varnish containing polybenzimidazole as a major resin component, followed...
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5547739 |
Recording medium for heat sensitive transfer printing
The present invention relates to an adhesive composition utilized to adhere an ink layer to a first substrate of a recording medium used for heat-sensitive transfer printing. The adhesive...
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5543225 |
Multilayer fiber reinforced polymeric shaped article
A shaped multilayer polymeric article, and a method for manufacturing said article, comprising a top layer comprised of thermoset polyester resin, a supporting layer underneath said top layer...
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5541011 |
Oriented film easy to split
An oriented splittable film which contains nylon and meta-xylene adipamide at a weight ratio of 40-85:15-60 and which was oriented with a magnification above 2.8 times in both directions of MD and...
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5540969 |
Insulating tape and method of producing it
To improve the thermal conductivity of the main insulation of an electrical machine, an insulating tape is proposed which is composed of one or more glass-fabric layers (6) and mica layers (5)....
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5536573 |
Molecular self-assembly of electrically conductive polymers
A thin-film heterostructure bilayer is formed on a substrate by a molecular self-assembly process based on the alternating deposition of a p-type doped electrically conductive polycationic polymer...
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5535980 |
Multilayer injection mold having improved surface properties
Articles such as molds for thermoplastics, having an insulating layer preferably of resin deposited on the metal core materials, have a second layer of metal suspended in resin deposited on said...
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5534192 |
Composition and method for treating substrates to reduce electrostatic charge and resultant article
Antistatic agents and their use in processing textiles or formed plastic substrates. The antistatic agent comprises a compound having a fluorocarbon moiety and an ethoxylated quaternary ammonium...
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5532048 |
Polymeric infrared optical protective coating
A protectively coated optical device which includes an infrared transmissive optical surface and an infrared transmissive polymer coating on the surface having low hardness, high strength and low...
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5527606 |
Disk cassette shutter
The present invention provides a shutter for a protective envelope containing a recording disk, having both satisfactory sliding property and satisfactory heat-resisting property. The shutter is...
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5527610 |
Elastomeric polypeptide matrices for preventing adhesion of biological materials
The invention provides a bioelastomer comprising tetrapeptide and/or pentapeptide monomeric units of the formula: R 1 PGR 2 G n wherein R 2 is a peptide-producing residue of alanine or...
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5525404 |
Tape-shaped magnetic medium comprising hexagonal ferrite particles having a crystal structure which includes magnetoplumbite and spinel crystal structures
Tape-shaped magnetic medium has a magnetic layer composed of compound powders of hexagonal and spinel ferrites and is designed so that the magnetic layer and the nonmagnetic base film, that is...
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5525261 |
Anti-static composition and method of making the same
Antistatic agents and their use in natural or synthetic textiles or formed plastic substrates to enhance the surface resistivity thereof. The antistatic agent comprises a mixture of...
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5523167 |
Indelible magnetic transfer film
A transfer film comprised of an inert backing coated with a transfer layer comprising a mixture of a resin, a filler, a magnetic pigment, a nondrying oil and an oil soluble dye provides security...
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5510178 |
Transfer article for forming tetroreflective and colored images and method of making same
A transfer with durable images comprising a support sheet having a monolayer of transparent microspheres that are partially embedded in the support sheet with a specularly reflecting layer covering...
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5510168 |
Magnetic recording medium and magnetic recording method
A magnetic recording medium comprises a support and provided thereon, a magnetic recording component layer which comprises an uppermost layer containing a ferromagnetic metal powder and a binder, a...
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5510160 |
Thermoplastic multilayer composites
The present invention relates to a thermoplastic multilayer composite of polyamide and polyvinylidene fluoride having adhesive bonding layers and improved resistance to chemical agents such as, for...
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5506024 |
Polyetheresteramide-based water vapor permeable thermoplastic elastomer film, process for its manufacture and articles comprising said film
Water vapor permeable films of polymeric material of thermoplastic elastomer type based on polyetheresteramide, and preferably on polyether block amides and articles comprising a film of this kind...
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5506025 |
Expandable baffle apparatus
An expandable baffle apparatus for sealing a cavity of an automobile or the like includes a piece of heat expandable sealing material that is formed in a shape corresponding to the shape of the...
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5500302 |
Barrier film and method
A barrier film comprising a flexible substantially of transparent substrate having first and second surfaces. A substantially colorless barrier coating is formed on at least one of said surfaces of...
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