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| Number | Title | Issue Date |
| 7919038 | Method of surface treating particulate material using electromagnetic radiation A method of surface treating particulate materials with electromagnetic radiation that is carried out with a so-called roll reactor comprising a rotating roll and an irradiation source. Radical former molecules can be applied on the surface of superabsorbent polymer... | 04/05/2011 |
| 7674423 | Process for producing three-dimensional model A process for producing a three-dimensional model is provided. The process includes (a) a layer formation step of forming a layer of a powder material having a refractive index n1 above a support, (b) a shape formation step of bonding the powder material ... | 03/09/2010 |
| 7455805 | Resin-modified inorganic phosphate cement for solid freeform fabrication A method for solid free-form fabrication of a three-dimensional object includes depositing a particulate blend in a defined region, the particulate blend including radical source particulates, polyacid particulates, multivalent cation particulates, and a calcium pho... | 11/25/2008 |
| 7404918 | Wood-based product treated with silicone-containing material and dianion, and methods of making the same The present invention provides a product that includes (a) a wood-based product having a pair of outer surfaces; and (b) a silicone-containing material and a compound having a dianion each located on at least a portion of at least one outer surface, and the silicone... | 07/29/2008 |
| 7381360 | Solid free-form fabrication of three-dimensional objects The present invention is drawn toward compositions, methods, and systems for solid free-form fabrication of three-dimensional objects. In one embodiment, a system for solid free-form fabrication of three-dimensional objects can comprise a particulate composition, a ... | 06/03/2008 |
| 7368009 | Carbon fine particle structure and process for producing the same, carbon fine particle transcriptional body for producing the same, solution for producing carbon fine particle structure, carbon fine particle structure, electronic device using carbon fine particle structure and process for producing the same, and integrated circuit A carbon fine particle structure containing plural carbon fine particles having a graphite structure and a crosslinked part containing plural functional groups chemically bonded to each other, at least one ends of each of the functional groups being connected to dif... | 05/06/2008 |
| 7288319 | Forming a chemically cross-linked particle of a desired shape and diameter Chemically cross-linked polymeric particles are formed using mechanical rather than chemical processes, facilitating production of small-diameter particles in a manner largely independent of the viscosity or density of the polymer. For example, an uncross-linked res... | 10/30/2007 |
| 7195731 | Method for preparing and processing a sample for intensive analysis This application relates to a method for pellerizing and taking intensive measurements of a raw sample. The method includes homogenizing and pelletizing the sample that is to be subjected to compositional or intensive analysis. The raw sample is mixed with several s... | 03/27/2007 |
| 7135525 | Laser-sintering powder with PMMI, PMMA, and/or PMMI-PMMA copolymers, process for its preparation, and moldings produced from this laser-sintering powder The present invention relates to a sinter powder composed of polyamide which also comprises PMMI, PMMA, or copolymers with PMMI, in particular PMMI-PMMA copolymers, to the use of this sinter powder for laser-sintering, and also to moldings produced from this sinter ... | 11/14/2006 |
| 7128866 | Rapid prototyping apparatus and method of rapid prototyping The invention relates to a rapid prototyping apparatus for the manufacturing of three dimensional objects by additive treatment of cross sections comprising a wholly or partially light-sensitive material, said apparatus comprising at least one light source for illum... | 10/31/2006 |
| 7053134 | Forming a chemically cross-linked particle of a desired shape and diameter Chemically cross-linked polymeric particles are formed using mechanical rather than chemical processes, facilitating production of small-diameter particles in a manner largely independent of the viscosity or density of the polymer. For example, an uncross-linked res... | 05/30/2006 |
| 7041740 | Heat-settable resins Heat-settable epoxy resin mixtures are provided that can be used alone or in combination with fibers to form large composite material structures without the need for high consolidation pressures. The heat-settable resin mixture is composed of a resin component, curi... | 05/09/2006 |
| 6938358 | Method and apparatus for electromagnetic drying of printed media A method, apparatus and article of manufacture for providing electromagnetic drying of printed media. A resonant cavity allows support of standing waves along many radial axes throughout the resonant cavity. The electromagnetic drying unit allows forced air to be in... | 09/06/2005 |
| 6901683 | Method and apparatus for electromagnetic drying of printed media A method, apparatus and article of manufacture for providing electromagnetic drying of printed media. A resonant cavity allows support of standing waves along many radial axes throughout the resonant cavity. The electromagnetic drying unit allows forced air to be in... | 06/07/2005 |
| 6827896 | Vibration assisted processing of viscous thermoplastics Cure and consolidation of a viscous thermoplastic resin, especially one that softens and melts at a high temperature, is improved by assisting autoclave pressurized momentum transport for compaction of the composite using high frequency, low amplitude acoustic vibra... | 12/07/2004 |
| 6776950 | Slush-molding method for the manufacture of imitation leathers, in particular for the upholstery of cars A slush-moulding method combined with cross-linking, including the filling of a tank with a suitable quantity of ground polymer blend and the coupling of said tank with a heated mold is provided. The closed system thus obtained is moved in order to transfer the powd... | 08/17/2004 |
| 6706401 | Carbon matrix composites fabricated by a rapid and low-cost process incorporating in-situ polymerization of wetting monomers This invention is a rapid low-cost technique for manufacturing thick high-performance carbon and ceramic composites in the form of uniformly densified near-net shaped structures. This is accomplished by impregnating composite preforms with low-viscosity wetting mono... | 03/16/2004 |
| 6676880 | PTFE seal fabrication method A PTFE seal and method of fabrication therefor includes preparing a mixture of PTFE resin powder and a susceptor material which is then compacted and sintered by exciting the susceptor material with microwave energy. Preferably, the compaction and sinteri... | 01/13/2004 |
| 6638572 | Heat resistant material for molds and other articles A particulate silicone based material and method for forming a heat resistant composite is provided. The particulate silicone based material is heated to a temperature between about 200° F. and about 400° F. The particulate silicone based material is co... | 10/28/2003 |
| 6620214 | Method of making ceramic aggregate particles Methods for making ceramic aggregate particles comprising forming a plurality of ceramic aggregate precursor particles from a composition by forcing the composition through at least one orifice in a substrate, at least partially curing the ceramic aggrega... | 09/16/2003 |
| 6605246 | Ferroelectric relaxor polymer method The invention is embodied in an electrical device which includes at least a layer of a ferroelectric polyvinylidine flouride polymer that has been processed to exhibit an electrostrictive strain of 4% or more when an electric field gradient of 50 megavolt... | 08/12/2003 |
| 6592799 | Vibration assisted processing of viscous thermoplastics Cure and consolidation of a viscous thermoplastic resin, especially one that softens and melts at a high temperature, is improved by assisting autoclave pressurized momentum transport for compaction of the composite using high frequency, low amplitude aco... | 07/15/2003 |
| 6582648 | Method for manufacturing moulded bodies from crushed material and a binder hardenable by electron radiation A particle board, a fiberboard or an oriented strand board (25) is formed by the process according to the invention from a mixture of a comminuted cellulose material and a binder, especially a synthetic resin containing an unsaturated oligimer, that is ha... | 06/24/2003 |
| 6511462 | Catheter and method of manufacturing the same A first linear member made of a first resin material having a relatively high rigidity is wound in a dense spiral in a first region and in a sparse spiral in a second region of a base tube for a catheter, and a second linear member made of a second resin ... | 01/28/2003 |
| 6488872 | Microfabricated devices and method of manufacturing the same Microfabricated devices and methods of manufacturing the devices are disclosed. The devices are manufactured from a substrate having microscale fluid channels, and polymerizing a polymerizable mixture in the channels to form stimuli-responsive operating c... | 12/03/2002 |
| 6368544 | Method and apparatus for accelerating the manufacture of molded particleboard parts All of the current processes for making molded particleboard products require very long furnish dwell times within a heated press, due to the low heat transfer rates from the heated molds to the furnish being compressed. Furnish dwell times vary between a... | 04/09/2002 |
| 6248284 | Process for preparing particles covered with a layer of water glass and articles comprising such covered particles The invention relates to a process for preparing free flowing particles covered with a layer of water glass, comprising the steps of: (a) providing a mixture containing particles to be covered, water and 0.1-5% by weight water glass, calculated on the bas... | 06/19/2001 |
| 6187249 | Manufacture of bodies using rice hulls A process is described for forming a body of whole untreated rice hulls by mixing with a heat setting binder. The mixture is formed into a generally desired formed shape of the body, e.g. in a mold or die. The temperature throughout the formed shape is ra... | 02/13/2001 |
| 6176951 | Process for the production of boards of wood-based material The invention relates to a process for the production of boards of wood-based material from a mixture of lignocellulose- and/or cellulose-containing particles mixed with a binder, the mat or pressed stock being preheated by means of high-frequency (HF) or... | 01/23/2001 |
| 6143232 | Method of manufacturing an articulating bearing surface for an orthopaedic implant A method of manufacturing an articulating bearing surface for use in an orthopaedic implant uses a supply of ultra-high molecular weight polyethylene particles which are irradiated with sufficient radiation energy to crosslink at least a portion of the ul... | 11/07/2000 |
| 6048593 | Polymer concrete compositions, structures made therefrom, and methods of manufacture A polymer concrete composition preparable by combining components comprising: a resin blend comprising at least one unsaturated vinyl ester resin and at least one unsaturated polyester resin; at least about 10 weight percent, based on the total weight of ... | 04/11/2000 |
| 6001300 | Method for making rigid three-dimensional preforms using directed electromagnetic energy A process for manufacturing simple or complex reinforcement preforms for use in resin transfer molding (RTM), structural reaction injection molding (SRIM) or similar molding processes includes applying a thermosetting binder, which is sensitive to selecte... | 12/14/1999 |
| 5955023 | Method of forming composite particle products The present invention attains the foregoing and other objects of the invention by providing a method of forming a composite particle product from ligno-cellulosic material bonded together with water-insoluble lignin. The lignin has a relatively low molecu... | 09/21/1999 |
| 5876658 | Method for forming electrode using heating and pressurizing of a resin material and the electrode thus formed An electrode for an electric double layer capacitor in which resin is used as a starting material and the manufacturing cost is low and a method of manufacturing the same are disclosed. A method of manufacturing an electrode for an electric double layer c... | 03/02/1999 |
| 5866060 | Method for making preforms The method and apparatus for making a preform which is a rigid shaped item formed of glass fibers rigidly joined to each other where adjacent fibers touch. The interstices between the fibers are unfilled for the use of matrix resin to subsequently form a ... | 02/02/1999 |
| 5802708 | Hydrostatic extrusion of Cu-Ag melt spun ribbon The present invention provides a method of producing high-strength and high-conductance copper and silver materials comprising the steps of combining a predetermined ratio of the copper with the silver to produce a composite material, and melt spinning th... | 09/08/1998 |
| 5697043 | Method of freeform fabrication by selective gelation of powder suspensions The present invention is a novel method for freeform fabrication. Specifically, the method of solid freeform fabrication has the steps of: (a) preparing a slurry by mixing powder particles with a suspension medium and a gelling polysaccharide; (b) making a lay... | 12/09/1997 |
| 5540875 | Method and apparatus for manufacturing plastic structures A system and a method for manufacturing plastic structures using ultra-violet curable plastic materials is provided. Specifically, the present invention applies a resin layer to a conveyor belt. The resin layer is then warmed and various types of reinforc... | 07/30/1996 |
| 5344595 | Method of producing a cushion from waste paper or pulp This invention provides a paper molded cushion having a sufficient shock absorbing ability without substantial deformation during the drying process even if the shape of the cushion is very complex. The process comprises the steps of mechanically fluffing... | 09/06/1994 |
| 5169571 | Mat forming process and apparatus A mat of reinforcement material, such as glass fiber reinforcement material, is manufactured by forming a layer of continuous strand or chopped fibers on a conveyor belt and conveying the layer along a defined path. At a location downstream of the applica... | 12/08/1992 |
