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4465737 |
Magnetic recording medium
A magnetic recording medium is disclosed. The medium is comprised of a support having a magnetic layer coated thereon. The magnetic layer is comprised of a ferromagnetic metal powder and a binder....
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4464432 |
Thermoplastic resin paste impregnated substrates
A process for manufacturing porous textile substrates impregnated with thermoplastic polymeric pastes, especially fleeces or mats, with subsequent gelling out of polymeric paste, which comprises...
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4461802 |
Bow and skew resistant plain-weave polyolefin
The present invention relates to plain-weave polyolefin fabric and to a method of producing it. The fabric is treated with a relatively low level of vinyl acetate-ethylene copolymer emulsion to...
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4461795 |
Marks for use in rubber articles
A mark for use in rubber article is disclosed, which comprises a chromatic rubber composition layer containing not less than 30 parts by weight of at least one of chloroprene rubber and...
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4460060 |
Vibratory diaphragm for loudspeaker
This is a vibratory diaphragm for a loudspeaker of sound appliances such as stereophonic phonographs or television receivers, which is made of composite material composed of polyimide resin,...
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4457718 |
Color display product
A color display product for the display of various finishes of paint coatings. The product includes a film base which comprises polyethylene terephthalate, or acrylic coated polypropylene.
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4454194 |
Lyophilization process for preparing composite particles for use in electroconductive transfer films and products produced therewith
A method for the preparation of conductive graphite particles useful as an electrically anisotropic support layer for an electroconductive transfer film comprising initially grinding a slurry of...
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4454189 |
Sheet of polyphenylene sulfide filaments and process for producing the same
This invention relates to a sheet which is formed by randomly dispersing and accumulating polyphenylene sulfide (PPS) filaments and to a process for producing the same. The filaments drawn by a...
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4447486 |
Surface-sealed moldings of cellular polyurethane elastomers and a process for their production
The present invention relates to moldings, particularly in the form of cushioning elements, of at least partly open-cell polyurethane elastomers which have a substantially homogeneous density...
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4446192 |
Wear-resistant rubber product and a method of making same
A wear-resistant rubber product adapted to be used as, for example, a lifter in grinding mills, comprises at least two prefabricated parts (11, 12) interconnected with one another by means of a...
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4445956 |
Method and material for securing structure for machining
An improved method and material for securing a thin-edged deformable structure, such as a honeycomb core, so that the structure may be machined while it is in a generally stabilized condition. The...
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4444841 |
Extruded AES film
An extruded AES film in which the AES contains 15-30% rubber having a thickness of 1 to 10 mils, and a laminate of such film to another material, such as a metallic or cellulosic base.
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4444840 |
Calendered AES film
Calendered AES film containing 25-40% rubber; usually pigmented.
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4431696 |
Manufactured articles based on thermoplastic polymers reinforced with glass fibers
Polymeric articles filled with glass fibers are prepared by methods used in paper making, starting from aqueous dispersions of glass fibers with polyolefinic fibrils having a high surface area, by...
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4429216 |
Conductive element
An electrically conductive element comprises a support (perferably a flexible continous polymeric film) and fibrous material (preferably a spun glass fiber web) which is partially embedded in the...
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4427741 |
Polarizing film
A polarizing film comprising (a) a polarizer and (b) a film formed on at least one surface of the polarizer from a member selected from the group consisting of thermoplastic polycarbonates,...
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4427737 |
Microporous adhesive tape
A breathable tape comprising a porous backing layer and a microporous adhesive layer. The adhesive layer includes a rubbery elastomer, one or more water soluble or swellable hydrocolloids, and...
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4424245 |
Thermosensitive-recording-type label sheet
A thermosensitive-recording-type label sheet comprising a support material; a thermosensitive coloring layer formed on the front side of the support material, the thermosensitive coloring layer...
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4421809 |
Floor mat with flock fibers adhesively bonded onto a thin polymeric film
Disclosed in an article comprising flock fibers adhesively bonded to a thin, heat stable, flexible, water-impermeable, polymeric film. The preferred article is a flocked floor mat with good water...
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4409277 |
Visual information carrier comprising a flexible plastic sheet
A visual information carrier comprising a single layer sheet of transparent synthetic polymer having dispersed therein a fluorescent dye. The sheet is not subject to white fracture and has...
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4409057 |
Staple supporting and removing strip
A staple-supporting strip for use with staples when binding documents together which affords removal and retention of the staples. The staple-supporting strip comprises a narrow elongate strip of...
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4404241 |
Microwave package with vent
Multilayered sheet material, a method for producing said material and a package comprising said material are provided. The multilayered material and package produced therefrom have apertures sealed...
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4403004 |
Sandwich metalized resin laminate
A decorative metallized laminate having improved brilliance, reflectance and weatherability comprises a base layer prepared from a thermo-formable resin film, with both surfaces thereof coated with...
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4399179 |
Polyester laminated film
A polyester laminated film which comprises a transparent layer and delustered layer(s) laminated at least on one side face of the transparent layer is provided. The transparent layer is formed by a...
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4396665 |
Self-adhesive roofing laminates having metal layer therein
Improved flexible waterproofing membranes of the pre-formed pressure-sensitive or self-adhesive bituminous type particularly useful in roofing are described. The membranes are in the form of...
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4391873 |
High temperature thermal insulating composite
A composite contains in one region graphite flakes and refractory fibers in arbonized polymeric resin and in an adjacent region a gradually diminishing weight proportion of graphite flakes,...
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4390674 |
Uniaxially drawn vinylidene fluoride polymers
An elongated material comprising a vinylidene fluoride polymer and having a Young's modulus from 3 to 15 GPa and which, when poled, has a pyroelectric constant from 4 to 15 nC cm -2 K -1 , or a...
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4387137 |
Capacitor material
A novel laminate adapted for use in the manufacture of capacitors comprising layers of microthin pin-hole free electroformed copper bonded together by a thin layer of hardened dielectric material,...
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4385093 |
Multi-component, highly porous, high strength PTFE article and method for manufacturing same
A method for producing a multi-component, porous PTFE article. Components of PTFE containing a liquid lubricant are placed in intimate contact, dried and then stretched in one or more directions....
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4383876 |
Barrier sheet and method of manufacturing same
A barrier sheet suitable for use in the manufacture of cured rubber products, such as tires, belts or the like, is produced by a method which includes the steps of coating elongated reinforcement...
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4383133 |
Above-ground conductor unit with corona noise reducing covering
An overhead conductor unit used for transmitting high voltage, alternating current, electrical energy which comprises one conductor or several metallic wires grouped together and a thin plastic...
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4381334 |
Zinc-rich powders
A zinc-rich electrostatic powder is prepared comprising zinc incorporated homogeneously in an epoxy resin powder.
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4379696 |
Latex mylar chip
A paint display product is disclosed which comprises a Mylar film base which will provide a high gloss finish to the paint when viewed through the base to the paint.
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4378403 |
Laminated composite material usable in heat-insulating composite walls
A relatively thin, flexible, impervious, sheet-like laminated building material comprising at least three continuous overlying layers of yielding material adapted to withstand very severe cold...
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RE31191 |
Elastic plastic netting, and pallet load wrapping therewith
Plastic netting particularly for wrapping pallet loads, securely to hold the load on the pallet without heat-shrinking of the netting and providing for ventilation of the load, i.e., egress of...
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4377619 |
Prevention of surface mass migration by means of a polymeric surface coating
Method for preventing spreading of a liquid on a solid surface, e.g., an adhesive placed on a substrate, and for preventing metal migration, in particular silver migration, between conductors...
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4376801 |
Selective coating for solar collectors
A selective solar coating for solar collectors is disclosed. The coating is characterized by its high absorptance and low emittance. The coating comprises an organic compound or substance having a...
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4376144 |
Treated fibers and bonded composites of cellulose fibers in vinyl chloride polymer characterized by an isocyanate bonding agent
Cellulose fibers are treated with vinyl chloride polymer, a plasticizer and an isocyanate bonding agent. Composites are made from cellulose fibers dispersed in a matrix of plasticized vinyl...
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4376151 |
Pressure threshold adhesive
A pressure threshold sensitive adhesive product which exhibits substantially no adhesive tack except upon the application thereto of a threshold pressure, e.g. about 50 pounds per square inch is...
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4371574 |
Enclosure member substantially impermeable to the transmission of solvents and fuels
The present application relates to enclosure members consisting essentially of solid, non-aromatic polymers that have a linear carbon to carbon backbone structure and having a plurality of free...
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4368240 |
High gloss rubber roll
A highly glossy skin of silicone rubber is produced on a roller body. The resultant rollers are adapted for use in the calendering of sheets and films of synthetic resinous material to produce a...
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4367259 |
Sound deadening material
A sound deadening material is obtained with a very high loading of sound damping materials such as barium sulfate, calcium carbonate or metal powders. These materials are mixed with water and are...
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4364331 |
Floor covering for stabling
A floor covering for stables comprising at least two tufted textile layers and a permeable, abrasion resistant material impregnated into the outer surface portion of the top layer and comprising a...
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4364981 |
Three layer film having a core layer of low pressure, low density polyethylene
A flexible co-extruded three layer film comprising outer layers of high pressure, low density polyethylene and a core layer of low pressure, low density polyethylene. The film is produced by a...
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4363851 |
Metal-deposited paper and method for production thereof
A metal-deposited paper comprises a paper substrate; a thin continuous coating (a), formed on one surface of the paper substrate, of a film-forming resin having good adhesion to metal, resin...
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4360556 |
Foamed low density polyethylene sheet material and carrier
A foamed low density polyethylyne sheet material is provided which finds utility in the fabrication of carriers for attachment to cylindrical containers. The sheet material is formed from a...
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4357374 |
Guest-host liquid crystal display devices with silane surfactant
A guest-host liquid crystal display device has tilted homeotropic orientation using a nematic liquid crystal having negative dielectric anisotropy as a host and a dichroic dye as a guest which is...
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4356222 |
Fusion-bondable sheet
A fusion-bondable sheet is provided which is used as an overtape for covering a joint portion of a heat-shrinkable cover sheet applied onto a joint of steel pipe or cable and which is also used as...
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4355066 |
Spot-bonded absorbent composite towel material having 60% or more of the surface area unbonded
An absorbent hydrophilic and oleophilic multipurpose composite towel material having an inner absorbent layer of cellulosic material and outer layers of microfibrous polyolefin material on opposite...
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4352214 |
Toilet seat cover
A toilet seat cover is provided in the form of a blank consisting of at least one layer having a central opening, said layer being formed of a non-porous flexible foil such as of polyvinyl alcohol...
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