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5215695 |
Process for reclaiming the residuals of the manufacture of high pressure laminates
A process for reclaiming residuals produced from the manufacture of decorative high pressure laminates (HPLs), and composite materials obtained by the process. Such residuals which include...
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5215689 |
Method for production of high-performance C/C composites
A C/C composite including a carbon matrix and carbon fibers and exhibiting a crystal structure of the carbon matrix differing between (a) the portion at and in the vicinity of the interface between...
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5200133 |
Method for making composite material parts by stamping
Shaped products are prepared by molding composite materials based on a fabric consisting of at least two superimposed single-directional layers of continuous fibers stitched together with thread,...
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5192473 |
Method of making non-organic/polymer fiber composite
A composite fiber is made of non-organic particulates bound to an organic polymer in fiber form. Many non-organic substances are serviceable and valve metal oxides are highly suitable. The organic...
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5190702 |
Method of making a mold for manufacturing dental appliances
A method of making a mold for use in the manufacturing of appliances for use in filling endodontically prepared root canals including the steps of drilling spaced apart holes into a flat base...
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5183619 |
Process for forming fiberglass articles
A process of applying catalyzed resin through a vacuum bag onto a dry hand lay-up uses at least one resin reservoir with a valve nozzle thereon. The valve nozzle is placed between the lay-up and...
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5173230 |
Method and apparatus for producing panels
Remoldable panels of a high melting point, high tenacity thermoplastic polymer and a thermosensitive organic filler are produced by forming a mixture of polymer and filler, extruding the mixture to...
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5171488 |
Method of manufacturing an optical compensator
An optical compensator plate is prepared by applying heat and pressure to an ionomer resin in an autoclave to form a resin film having a birefringence, annealing the resin film at a temperature...
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5169572 |
Densification of powder compacts by fast pulse heating under pressure
A process for producing dense bodies from mixtures of materials with significantly different electrical resistivities. A mixture of electrically conducting powder and a dielectric or semiconducting...
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5169582 |
Method and apparatus for the production of thermoplastic caprolactam containing molding compositions
In a method and apparatus for the production of thermoplastic, caprolactam containing molding compositions by hydrolytic polymerization of caprolactam in stirrer autoclaves in which a molten mass...
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5154864 |
Process of producing biodegradable sheet formed of cellulose and chitosan
A biodegradable sheet is produced from an aqueous dispersion containing finely cut cellulose fibers and chitosan. The dispersion is maintained at a temperature T 1 °C. which is within the...
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5154874 |
Method of producing gypsum/fiber board, especially for floor boards
Gypsum/fiber board, especially for use as floor board, is fabricated by paring a binder consisting of at least 60% by weight of calcium sulfate alpha hemihydrate, and at most 35% by weight calcium...
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5152951 |
Vented tire mold and method for vacuum molding
In a tire mold having a pair of mold parts separable about cooperating surfaces of the respective mold parts which define a parting line region, each of the mold parts includes a surface defining...
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5145621 |
Crossover mold tool for consolidating composite material
A curved composite material body is consolidated to a complexly curved shape by placing rigid tooling on the concave-facing side of the body, and a pressure membrane on the other (convex-facing)...
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5145538 |
Manufacturing Processes for integrated article bearing indicia
A hard enclosing container which is transparent at least at its front wall, has a metallic plate bearing indicia contained therein. An enclosing layer of a viscous adhesive agent is stuck to all...
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5137663 |
Process and container for encapsulation of workpieces for high pressure processing
A container for the high temperature, high pressure processing of workpieces is disclosed. Such container has a removable plug with a deformable seal permitting rapid access to the interior of the...
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5130071 |
Vacuum compression molding method using preheated charge
Sheet molded compound (SMC) charges are preheated before being molded into exterior automotive body panels using compression molding techniques under vacuum.
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5130070 |
Method of reverse degassing an extrusion melt and an extrusion device therefor
A method for reverse degassing a melt of thermoplastic plastics material and an extrusion device therefor. Thermoplastic plastics materials are fed into the extrusion device either in the form a...
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5126084 |
Method and apparatus for charging high-viscous material
The present invention relates to a method and apparatus for charging a high-viscous material in a material tank into a charging tank. The high-viscous material, namely, putty is used preferably as...
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5124089 |
Method of producing transmissive screens
A transmissive screen for use in a video projector or the like and a manufacturing method thereof is provided wherein a UV-curable resin is coated on a back film or a mold. One surface of a lens...
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5124103 |
Two phase compositions for absorbable surgical devices
An absorbable, annealed surgical device made from a multi-phase, polymeric composition derived from lactide and glycolide. Preferably, the composition has two phases, both phases are continuous,...
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5122326 |
Method of removing binder material from shaped articles under vacuum pressure conditions
The present invention is a method of removing binder material which is non-sublimable at room temperature and pressures greater than 1 Torr from a binder and particulate mixture. The binder and...
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5122176 |
A method of densifying a glass or glass composite structure
A method of densifying glass-composite structures using a superplastically deformed foil to partially encapsulate a glass-composite part and a part holding die. The die and part are contained in a...
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5116216 |
Apparatus for preparing thermoplastic composites
An apparatus for processing thermo-composites is disclosed where individual lies of a prepreg, to be formed into a laminate, are processed under two, concentric vacuum chambers. Heat and...
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5116589 |
High density hexagonal boron nitride prepared by hot isostatic pressing in refractory metal containers
Boron nitride powder with less than or equal to the oxygen content of starting powder (down to 0.5% or less) is hot isostatically pressed in a refractory metal container to produce hexagonal boron...
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5110516 |
Process of making a lead wire of hard carbon
A process for producing a lead wire of hard carbon for supplying power to a fuel battery, including the steps of mixing carbon powder and monomer or precondensate of furan resin with binder...
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5102591 |
Method for removing volatile substances from polyphenylene ether resin blends
A method for removing volatile substances from polyphenylene ether (PPE) resin blends in an extruder comprising adding a second thermoplastic resin downstream from the PPE feedport and one stage of...
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5098493 |
Method of fabricating springs formed of rope pressure-saturated or impregnated with binder
A spring consisting of a rope having a plurality of strands each containing a plurality of monofilaments, and a cured binder which has saturated the rope under pressure to cause it to be...
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5090981 |
Method for making high R super insulation panel
An insulation panel comprises a mineral fiber board having a density between 8 and 28 pounds per square foot, the fibers having no organic binder thereon, and between 5 and 40 percent by weight of...
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5084134 |
Process for the devolatilization of polymer solutions
A process for the devolatilization of polymer solutions including: (a) feeding the solution to a zone of indirect thermal exchange in which the ratio between the surface of thermal exchange and...
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5082615 |
Method for packaging semiconductor devices in a resin
A method for packaging semiconductor devices in resin uses a mold having a pot and cavities, a vacuum pump for drawing off the air contained in the pot and the gases emitted from a resin tablet...
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5078934 |
Method for production of fiber-reinforced thermosetting resin molding material
In a method for the production of a fiber-reinforced thermosetting resin molding material by a procedure of leading a mixture of a liquid thermosetting resin composition with reinforcing fibers to...
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5077449 |
Electrical cable with corrugated metal shield
An electrical cable having a jacket surrounding a metal shield which, in turn, surrounds the cable core. The jacket comprises a polyolefin with a modifier provided by a carboxylic acid or anhydride...
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5076984 |
Method for fabricating thermal insulation
A method for fabricating evacuated panels for use in cooling apparatus, such panels being particularly well suited for use in refrigerators. The method includes a preconditioning step in which the...
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5075267 |
Light transmitting yttria sintered body and its preparation
A light transmitting yttria sintered body having good light transmission, can be prepared by a method of preparing a light transmitting yttria sintered body which comprises steps of densifying...
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5073321 |
Method of making polymer seals
A method of manufacturing polymer seals consisting of bonding together a combination of cured pre-polymers to form a single multi-layered seal of varying hardness urethane with at least one...
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5073224 |
Apparatus for injecting a chemical barrier into a surface aperture
A barrier injection apparatus for injecting a barrier at a site characterized by a holder for holding the apparatus in place against the force of injection; at least one injector for injecting a...
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5069750 |
Distributor for a devolatilizer
A distributor for a falling strand devolatilizer which is a closed top upwardly facing projection having one or more inclined faces and being centered on a tray having strand forming holes there...
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5066437 |
Method for insulating thermal devices
A method for insulating thermal devices with a composite insulation system including an evacuated powder and a plastic foam. A formed plastic part divides the insulation space between the outer...
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5064586 |
Ceramic material extruding method and apparatus therefor
A method and an apparatus for extruding a ceramic batch supplied from a vacuum auger machine into a formed body by a plunger molding machine, wherein the temperature distribution of the ceramic...
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5064585 |
Process of manufacturing a thin-walled plastics moulding
Rigid mouldings, e.g. kitchen sinks, having a wall thickness generally not exceeding approximately 0.4in (10 mm) are produced by a process in which pre-heated and de-gassed curable resin...
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5064590 |
Method of forming an ultra-thin nonlinear optical film
A method of producing a nonlinear optical film from a lyotropic liquid crystalline polymer by diluting the polymer with a dopant to form a concentrated mixture. The concentrated mixture is filtered...
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5063010 |
Making pressed board
A fiber or chip board is made by first forming a mixture of a binder and particles having a relatively low moisture content that is substantially less than a relatively high moisture content that a...
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5059370 |
Injection molding method using surge pressure
A surge of high pressure is momentarily applied to a plasticized molding material injected in a mold cavity immediately after the completion of an injection process so that molding shrinkage and...
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5045251 |
Method of resin transfer molding a composite article
In a resin transfer molding process a preform is positioned in the cavity of a molding tool, the molding tool is closed and resin is introduced into the cavity. The preform is a resin transfer...
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5039371 |
Apparatus for roll-consolidation of thermoplastic composite laminates
An apparatus for consolidating sheets (13) of continuous graphite fiber in a thermoplastic matrix resin uses a roller (10) in conjunction with a heating surface (16) and a vacuum bag (12). A...
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5034181 |
Apparatus for and method of manufacturing preforms
A method and apparatus for manufacturing fiber preforms includes a relatively small motor which is able to power a large fan because the fan is kept in a partial vacuum condition. A duct connects a...
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5034173 |
Method of manufacturing a plastic motor vehicle door
A two-staged or sequential reaction injection molding (RIM) method of manufacturing a glass fiber mat reinforced plastic part having at least one appearance surface in which a high viscosity RIM...
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5030401 |
Method for molding powders
A method for molding powders to form a shaped compact comprising the steps of forming a thin-wall resilient mold having an outer surface and having at least one opening adjacent a surface of a...
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5026512 |
Method for manufacturing molded products of thermoplastic and inorganic materials
A method for manufacturing molded products of thermoplastic material by injection molding or extrusion molding a material containing a thermoplastic material as a primary component and a second...
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