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| Number | Title | Issue Date |
| 4764424 | Polyamide-coated particles and process for their preparation Solid particles are coated with a uniform and continuous polyamide layer by immersion in a reaction medium capable of forming polyamides by anionic polymerization in solution.... | 08/16/1988 |
| 4756862 | Prosthetic devices having coatings of selected porous bioengineering thermoplastics Prosthetic devices, such as orthopedic, dental and maxillofacial prostheses, are provided which are composed of an inner load bearing, functional component and an outer foamed or sintered porous coating of selected bioengineering thermoplastics. The bioen... | 07/12/1988 |
| 4755333 | Mold method and apparatus for plastic shells Apparatus and a process for manufacturing thin walled hollow plastic shells for parts such as automobile door panels, controls and instrument panels from dry thermoplastic powders includes a plurality of powder boxes and an open-ended heated mold. Each ch... | 07/05/1988 |
| 4749423 | Method of making a bonded nonwoven web A method of making a nonwoven fibrous web. A web of primary fibers having uniformly distributed throughout secondary fibers containing 3 to 7 percent polyethylene by weight of the final web is formed on a conveying means. The polyethylene of the secondary... | 06/07/1988 |
| 4744810 | Process for forming fiber mats Fiber mats formed by attenuating molten streams of attenuable mineral material by subjecting the streams to the action of a hot attenuating gas blast. The gas blast induces gas from the surrounding atmosphere, and the combined blast and induced gas formin... | 05/17/1988 |
| 4732721 | Method for production of shaped bodies of metal salts of polyacrylic acid A method for production of a shaped body having high mechanical strength, high modulus of elasticity, and good mold-releasing property, the method comprising steps of charging a metal salt of polyacrylic acid in powder form into a shaping mold; and press-... | 03/22/1988 |
| 4728549 | Multilayered container A multilayered container comprising a wall portion consisting of thermoplastic gas barrier resin (resin B) layers and thermoplastic resin (resin A) layers, with the terminal portion of the mouth opening being of a thermoplastic resin (resin A), said wall ... | 03/01/1988 |
| 4725387 | Process of shaping anhydrous crystals of maltitol and the whole crystalline hydrogenated starch hydrolysate mixture solid containing the crystals The present invention relates to anhydrous crystals of maltitol and the whole crystalline hydrogenated starch hydrolysate mixture solid containing the crystals, and processes for the production and use thereof.... | 02/16/1988 |
| 4724110 | Method of making a test phantom Method for making a test phantom and is disclosed which phantom is representative of human tissue containing variable concentrations of iodine to serve as a test device for assessing the performance of X-ray imaging systems such as digital subtraction ang... | 02/09/1988 |
| 4708839 | Method of compressively molding articles from resin coated filler materials A powder for use in compressing molding is made by coating a high amount of filler by weight, for example calcium metasilicate with a thermoplastic resin, for example, nylon. The amount of filler to nylon is typically above 60% to 98% by weight of the pow... | 11/24/1987 |
| 4692292 | Process for the manufacture of molded objects Process for manufacturing of molded objects by hot-pressing lignocellulose-containing materials with polyisocyanates as binders while using an agent to release the molded article from the surface of the metal press used. A mixture of the organosilicon com... | 09/08/1987 |
| 4663225 | Fiber reinforced composites and method for their manufacture A fiber reinforced, composite article is manufactured by forming a nonwoven, air-laid batt from a single fiber type or a mixture of fibers. The batt is either resinated with a thermoplastic material or includes a thermoplastic binder fiber. The batt is fo... | 05/05/1987 |
| 4663105 | Method of producing silicon carbide base sintered material containing boron as sintering assistant In producing a SiC base sintered material containing a small amount of B as a sintering assistant, a boron-containing organic compound obtained by reaction between a boron compound and an uncross-linked phenolic resin, either a resol or a novolac, is used... | 05/05/1987 |
| 4655877 | Absorbent web structure An absorbent web structure composed of a mixture of 5 to 50% by weight of short fibers of a thermoplastic resin rendered hydrophilic with a surface-active agent and 95 to 50% by weight of cellulosic fibers, said thermoplastic short fibers being melt-bonde... | 04/07/1987 |
| 4654178 | Process for production of highly rigid shaped product of polymer containing therein diacetylene group A method for producing polyurethane or polyester containing therein the diacetylene group having high rigidity and useful in manufacturing precision mechanical parts, which comprises molding a polymer material containing therein the diacetylene group havi... | 03/31/1987 |
| 4649014 | Molded articles of nonwoven fabric containing synthetic fiber and process for producing the same Electrically conductive molded articles obtained by heating and compressing a nonwoven fabric comprising at least one kind of synthetic fiber and an electrically conductive material blended therewith, and a process for producing an electrically conductive... | 03/10/1987 |
| 4649077 | Heat activatable multi-component sheet material & process for making same This invention relates to a heat activatable adhesive formed from at least two components each in the form of discrete, flowable particles which are capable of adhering in abutment of one particle with another to provide an open structured, porous matrix.... | 03/10/1987 |
| 4649006 | Process for compression molding of sections with a constant cross-section consisting of vegetable particles The compression molding of sections (15), bars, molded articles, or similar, consisting of vegetable particles mixed with binding media was uneconomical, because the relatively short molding time was overlapped by the disproportionate curing time. In orde... | 03/10/1987 |
| 4645631 | Process for the extrusion of composite structural members Extrusion of a mixture of vegetable bits with a binder, particularly wood chips with a weather-resistant binder, involves precompressing in a compression chamber of an extrusion press the mixture by a compression stroke transverse to the extrusion axis, t... | 02/24/1987 |
| 4641862 | Rotationally molded nozzle liner and method for its installation There is disclosed a nozzle liner and a method for its installation for the protection of nozzles of vessels. The nozzle liner comprises a sleeve fitting the internal diameter of the nozzle and having an integral end flange. The nozzle liner is inserted i... | 02/10/1987 |
| 4639396 | Thermoplastics-metal fiber threads An extrusion drawn elongated thread-like filament comprising a minor proportion of elongated metal fibers embedded in a major proportion of thermoplastic polymer wherein the melting temperature of said metal is within the softening to molten range of said... | 01/27/1987 |
| 4636547 | Sinterable, finely particular molding composition based on vinyl chloride polymers A molding composition which is essentially composed of a mixture of at least two polymers based on vinyl chloride and at least one water-soluble surfactant is described. One of the polymers is a sinterable vinyl chloride/alkyl acrylate copolymer which can... | 01/13/1987 |
| 4623589 | Particulate polymeric materials and methods for using particulate polymeric materials Novel particulate polymeric materials which can be arranged in a predetermined three dimensional pattern in or on a surface, fused and cooled to provide fused, three dimensional polymeric articles. The particulate polymeric materials have the capability t... | 11/18/1986 |
| 4623505 | Method of improving structures comprised of fiber reinforced plastic A method of producing unitary hollow structures, for example radomes, comprised of fiber reinforced plastic with a large percentage of the fibers being randomly oriented in directions essentially parallel to the wall surfaces of the structures and with at... | 11/18/1986 |
| 4615859 | Method of manufacture of improved radome structure A radome being a unitary structure comprised of a fiber reinforced plastic is produced with a large percentage of the fibers being randomly oriented in a plane parallel to the inner surface of the radome. The radome is produced by packing a layer of fiber... | 10/07/1986 |
| 4608317 | Material sheet for metal sintered body and method for manufacturing the same and method for manufacturing metal sintered body A method for manufacturing a metal sintered body disclosed herein is characterized by the use of steps of: mixing 70 to 90 weight % of self-fluxing alloy powder and 10 to 30 weight % of metal powder of high melting point having a higher melting point than... | 08/26/1986 |
| 4597928 | Method for fiberboard manufacture Disclosed in accordance with the invention is a method for fiberboard manufacture comprising the steps of steaming and grinding woodchips to obtain a wood pulp, using said wood pulp to prepare a slurry of wood pulp in water, mixing said slurry with a bind... | 07/01/1986 |
| 4596734 | Wear resistant composites A composite (10) which presents a layer (20) of ultra-high molecular weight polyethylene as the wear resistant surface. The polyethylene layer (20) is secured to a metallic backing plate (12) by virtue of an elastomeric layer (13) that is interposed betwe... | 06/24/1986 |
| 4579892 | NH4 SSL-PF thermosetting resin and method of binding lignocellulosic material employing same A low cost method of binding lignocellulosic materials utilizing a novel ammonium based spent sulphite liquor, with phenol and formaldehyde or phenol-formaldehyde thermosetting resin as the binder is disclosed. Phenol-formaldehyde which normally reacts wi... | 04/01/1986 |
| 4568581 | Molded three dimensional fibrous surfaced article and method of producing same Three dimensional molded articles suitable for use as fibrous surfaced panels for automobile trunk compartments and the like are produced by molding a heated non-woven web formed of a blend of relatively high melting fibers and relatively low melting ther... | 02/04/1986 |
| 4563261 | Gas diffusion electrode with a hydrophilic covering layer, and process for its production A gas diffusion electrode for the reduction of oxygen, which contains a hydrophobic electro-catalyst layer, is described. One side of this layer is covered with a hydrophilic layer which is composed of at least one transition metal or an oxide or mixed ox... | 01/07/1986 |
| 4563318 | Polyvinyl chloride molding composition, a process for its production, and its use A polyvinyl chloride molding composition, suitable for the manufacture of sheet stock according to the "Luvitherm" method, consists essentially of emulsion polyvinyl chloride and 0.5-3.0% by weight of a processing aid which is a copolymer of 40-90% by wei... | 01/07/1986 |
| 4562025 | Mold method and apparatus for multi-color plastic shells Apparatus and a process for manufacturing multiple color thin walled hollow shells for parts such as automobile door panels, controls and instrument panels from thermoplastic plastisol includes a plastisol box divider to form two or more compartments in a... | 12/31/1985 |
| 4560766 | Shaped halogenated hydantoins A halogenated hydantoin product and method of producing same for use as e.g. a bleaching agent or disinfectant comprising a halogenated hydantoin of the formula ##STR1## wherein R is methyl or ethyl and X1 and X2 which may be th... | 12/24/1985 |
| 4547327 | Method for producing a porous prosthesis A porous implantable oral prosthesis which can be used to replicate and replace any hard tissue portion of the mouth such as bone and teeth is described. The prosthesis comprises sintered polymeric particles coated with a hydrophilic material. The polymer... | 10/15/1985 |
| 4521361 | Aqueous plastic molding compositions based on ceramic raw materials containing air-drying and sinterable additives Aqueous plastic molding compositions based on ceramic raw materials characterized by containing a dual binder system consisting of water-soluble and/or water-dispersed air-drying high molecular weight film-forming agents, as well as of water-insoluble the... | 06/04/1985 |
| 4518552 | Method of producing accurately sized material of ultra high molecular weight polyethylene A method of producing accurately sized sintered material of ultra high molecular weight polyethylene including the steps of mixing an organic peroxide and a lubricant with an ultra high molecular weight polyethylene powder having more than 1,000,000 of me... | 05/21/1985 |
| 4518642 | Loudspeaker diaphragm and method for making same A loudspeaker diaphragm is disclosed which is formed of a slurry of cellulose fibers and polypropylene fibers. In the fabrication of the diaphragm, a felt is made of the slurry, and the felt is subjected to sufficient heat and pressure to fuse the polypro... | 05/21/1985 |
| 4501713 | Stabilizing melt crystallization temperature in arylene sulfide polymer heat treatment A method for stabilizing the Tmc of PPS subjected to heat treatment in a temperature range between 240° C. and 320° C., particularly during the heating process of an extrusion operation, by increasing the tmperature of the polymer through the 240° C.-3... | 02/26/1985 |
| 4489025 | Preparation of dimensionally stable asbestos diaphragms A dimensionally stable asbestos diaphragm is formed by direct coating on the foraminous cathode of an electrolytic cell from an asbestos fiber-particulate polymer slurry, followed by fusion of the thermoplastic polymer.... | 12/18/1984 |
