Matches 1 - 50 out of 232 1 2 3 4 5 >
Match Document Document Title
7608216 Methods for preparing articles from processable and dimensionally stable elastomer compositions  
Methods for preparing a shaped rubber article, comprising admixing at least one thermoplastic material and at least one elastomer material to provide a processable and dimensionally stable rubber...
7384430 Low crystalline polymeric material for orthopaedic implants and an associated method  
A component made from a crosslinked polymeric material, wherein the crosslinked polymeric material has a reduced crystallinity is described. An associated method for fabricating such a component is...
7378048 Method for forming catheter curves  
A method and apparatus for forming catheters and catheter curves using ferromagnetic materials exposed to an alternating magnetic field. Heat is generated in the exposed ferromagnetic material. The...
7318718 Stereolithographic apparatus and method for manufacturing three-dimensional object  
An optical stereolithographic apparatus performs optical stereolithography by preparing a mask on a light-transmissible member ( 31 ) on the basis of data for one layer with respect to optical...
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...
7241817 Process for grafting a fluoropolymer and multilayer structures comprising this grafted polymer  
The present invention relates to a process for grafting an unsaturated monomer onto a fluoropolymer, having the steps of: a) melt blending the fluoropolymer with the unsaturated monomer; b)...
7141808 Device and method for maskless AFM microlithography  
The invention relates to a device and a method for maskless microlithography. Several microstructured cantilevers ( 2 ) are arranged in an array ( 26 ) and an actuator is integrated in each of the...
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...
6921499 Master carrier for magnetic transfer  
To improve the quality of transfer signal by reducing loss of azimuth when the magnetic transfer is performed by bringing a master carrier and a slave medium into close contact with each other and...
6849224 Methods for preparing selectively cross-linked polyethylene orthopedic devices  
An improved prosthetic medical device having improved wear resistance and toughness is provided in the present application. A method is provided to selectively cross-link the polymeric matrix...
6818171 Process for preparing selectively cross-linked polyethylene orthopedic devices  
An improved prosthetic medical device having improved wear resistance and toughness is provided in the present application. A method is provided to selectively cross-link the polymeric matrix...
6818038 Polymer substrates for radiation-induced graft polymerization and filter stock  
A radiation graft treated material in the form of a woven or non-woven fabric material that is composed of polymer monofilament fiber of which only the surface has undergone a radiation-induced...
6794423 Fracture-resistant, cross-linked ultra high molecular weight polyethylene shaped material and articles made therefrom  
The present invention relates to a tough, wear resistant Ultra High Molecular Weight Polyethylene (UHMWPE) prepared by the cross linking of a UHMWPE shaped article with irradiation doses higher...
6780368 Layer manufacturing of a multi-material or multi-color 3-D object using electrostatic imaging and lamination  
A freeform fabrication method for fabricating a 3-D multi-material or multi-color object from successive layers of a primary body-building powder, at least a modifier material and a binder powder...
6752954 Roller producing method  
A manufacturing method is provided for a roller, by which a roller having low eccentricity and high surface smoothness can be obtained without the need to perform cumbersome processes such as...
6692680 Reproduction of micromold inserts  
Methods of rapidly prototyping microstructures such as HARMs are disclosed. A high precision process uses polymeric microstructure replication techniques and sacrificial layer etching techniques to...
6663738 Method for preparation of a polyolefin foil and its utilization  
A method for the preparation of a polyolefin foil by developing a foil from mass having a content of polyolefin and with subsequent treatment of the foil by an electron beams beam. The polyolefin...
6659751 Apparatus for radiation-induced graft polymerization treatment of fabric webs  
A polymer substrate for radiation-induced graft polymerization in the form of a woven or non-woven fabric that comprises a woven or non-woven fabric composed of polymer fiber and a reinforcement...
6627673 Methods of making humidity activated materials having shape-memory  
The present invention relates to shape deformable materials, which are capable of (1) being deformed, (2) storing an amount of shape deformation, and (3) recovering at least a portion of the shape...
6610761 Molded rubber irradiated with ionizing radiation and process for producing the same  
The present invention provides an ionizing radiation irradiated rubber molded product and a process for preparing the same, the rubber molded product being prepared by irradiating with an ionizing...
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...
6585926 Method of manufacturing a porous balloon  
A method of manufacturing a porous elastic membrane that may be used in a balloon assembly of a balloon catheter is described. In the method, an elastic membrane material is expanded beyond an...
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...
6537052 Method and apparatus for high speed electron beam rapid prototyping  
An electron beam as a curing technique with dynamic beam control technology in order to produce arbitrarily shaped parts. The result of this is equipment which can create prototypes and parts...
6464926 Process of making ultra high molecular weight polyethylene prosthetic devices  
The present invention relates to a medical prosthesis for use within the body, which is formed of ultra high molecular weight polyethylene having a polymeric structure with less than about 50%...
6391217 Methods and apparatus for forming submicron patterns on films  
A method for forming a patterned film on a substrate, the method including: providing a first flowable medium on the substrate and a second flowable medium on the first flowable medium, the first...
6365089 Method for crosslinking UHMWPE in an orthopaedic implant  
A method of manufacturing a bearing for use in an orthopaedic implant, comprises the steps of: providing a radiation source; positioning a bearing material at a distance away from the radiation...
6245280 Method and apparatus for forming polycrystalline particles  
A method and apparatus for forming polycrystalline particles by gas phase condensation employing arc plasma evaporation. The disclosed method and apparatus may be employed to form polycrystalline...
6228845 Therapeutic intraluminal stents  
This invention relates to an intraluminal stent having a lumen-wall contacting surface and a lumen-exposed surface wherein the stent comprises a first polymer composition comprising fibrin and...
6228314 Multiple-pass irradiation of polyolefin films  
The invention provides a process and apparatus for crosslinking a polymer film at a level of 500 kV or less. The distance between the emissions window of an irradiation means, e.g. a self-shielded...
6214279 Apparatus and process for freeform fabrication of composite reinforcement preforms  
A solid freeform fabrication process and apparatus for making a three-dimensional reinforcement shape. The process comprises the steps of (1) operating a multiple-channel material deposition device...
6174486 Method for heat-setting spandex-containing garments  
A method of heat-setting garments by boarding the garment and subjecting it to preselected temperatures that are different for different parts of the garment and an apparatus for carrying out this...
6107008 Ionizing radiation post-curing of objects produced by stereolithography and other methods  
An object comprised of a curable material and formed by stereolithography or another three-dimensional prototyping method, in which the object has undergone initial curing, is subjected to...
5834530 Plate-shaped rubber member consisting of a pre-crosslinked rubber mixture  
A plate-shaped rubber member consists of at least one rubber mixture. The rubber member has a surface with markings and includes a pre-crosslinked layer directly below the surface at least in the...
5788939 Process for the production of a cellulose moulded body  
A process for the production of a cellulose moulded body, particularly cellulose fibers, wherein a cellulose-containing material is introduced into an aqueous solution of a tertiary amine-oxide to...
5733496 Electron beam irradiation of catheters to enhance stiffness  
A catheter and method for manufacturing catheters. The method includes the steps of manufacturing a tubular member sized and dimension for use as a catheter and irradiating the tubular member to...
5725715 Squeezable tubular container and process for the production thereof  
A squeezable tubular container (a) which is formed from a composition containing a polyethylene having a density of 0.900 to 0.975 g/cm 3 and an ethylene/α-olefin copolymer having a density...
5641437 Marking of mold inserts to produce marked contact lenses  
A method for producing visible marks in molded contact lenses, particularly soft hydrogel contact lenses, by placing a recessed mark configuration in a metal insert. The metal insert is...
5560886 Process for producing a modified polypropylene and a molded product  
A process for producing a modified polypropylene having a very high melt tension and superior stiffness and moldability, and a molded product obtained by using the modified polypropylene are...
5552104 High melt strength, ethylene polymer, process for making it, and use thereof  
A normally solid, high molecular weight, gel-free, irradiated ethylene polymer is characterized by high melt strength due to strain hardening elongational viscosity, which is believed to be caused...
5538674 Method for reproducing holograms, kinoforms, diffractive optical elements and microstructures  
A method of molding a plastic element having a microstructure embedded therein includes the steps of providing a master having a microstructure therein; casting a liquid surface coating over said...
5474819 Bonded article  
A hollow, heat-recoverable article 1, for enclosing objects such as electronic components etc. has a thermoplastic lining on its interior surface and includes a fusion bonded portion 2 in which...
5443703 Method and apparatus for simultaneous electrical discharge treatment of and adhesive application to a polymer component  
An apparatus for simultaneous electrical discharge treatment and adhesive application to a polymer component. The apparatus includes a jig having an electrically conductive region and a dispenser...
5386006 Shape sintered articles derived from boro-containing polysilazanes  
The present invention relates to preceramic polymers incorporating boron and their application in the sintering of SiC ceramics. The present invention is also directed to a process for preparing a...
5364258 Apparatus for making structural reinforcement preforms including energetic basting of reinforcement members  
A rigid three-dimensional preform is made by moving a plurality of webs of fibrous reinforcement material superposed and coplanar to a cutter, the webs being coated with an electromagnetic...
5358211 Tooling and method of making  
Tooling for use in forming articles and a method for making same wherein the tooling includes a mold. The mold has a mold surface having an interior and an exterior. A plurality of metallic strands...
5298201 Method for improving dyeability of fiber and associated fabric utilizing radiation  
Fiber, which can be either woven or knitted into the form of fabric, is annealed by ultra-short bursts of radiation that melt the outer crystalline skin of the fiber and is then quenched by the...
5290548 Surface modified ocular implants, surgical instruments, devices, prostheses, contact lenses and the like  
A method for modifying the plastic surface of an article adapted for contacting living tissue by the gamma or electron beam irradiation induced chemical graft coating thereon of: (1) a neutral...
5260005 Process for forming container of acrylonitrile polymers by biaxial-orientation blow-molding preform  
A process for forming a container of acrylonitrile polymers by biaxial-orientation blow-molding a preform. A preform of thermoplastic resin, mainly acrylonitrile polymers, is irradiated with an...
5256351 Process for making biaxially stretched, heat shrinkable VLDPE films  
A method of manufacturing heat-shrinkable, puncture resistant, biaxially stretched thermoplastic films from very low density polyethylene (VLDPE). The film may be entirely VLDPE or it may be...
Matches 1 - 50 out of 232 1 2 3 4 5 >