Entries |
Document | Title | Date |
20080230959 | Compositions for Dark-Field Polymerization and Method of Using the Same for Imprint Lithography Processes - The present invention provides a composition and a method of using the same to form a pattern on a substrate using imprint lithography employing dark-field polymerization. To that end, the composition includes a bis vinyl ether component, and an initiator component that produces an acid in response to radiation. The bis vinyl ether component is reactive to the acid and polymerizes in response thereto. | 09-25-2008 |
20080237936 | Pattern forming mold and method and apparatus for forming a pattern - A pattern forming mold according to an exemplary embodiment of the present invention includes a body, an effective pattern formed at the body, and a dummy pattern formed along a circumference of the effective pattern. The pattern forming mold may further include a light blocking unit formed along a circumference of the effective pattern at a region corresponding to the dummy pattern. | 10-02-2008 |
20080237937 | Means and Method for Producing Enhanced Object Gripping Surfaces and Enhancing Object Strength, and The Objects So Enhanced - A process for enhancing a gripping area of an object, providing a frictionally enhanced, moisture repellent, sure-grip gripping surface, achieved by less than one second ultraviolet radiation curing of an ultraviolet-curable coating applied over polymeric fibers enveloping the gripping surface of the object. This inexpensive three step process uses commonly available, low-cost materials, minimal energy, is environmentally friendly, does not require repeated steps, thermosetting, vulcanization, caustic chemicals, molds, molding techniques, and gluing a molded cover onto a surface. Also, metallicized objects where metallicizing imparts superior strength to objects reducing or eliminating breakage and/or splintering when impacted, by a ball if object is a bat reducing or eliminating potential lethal hazards often imparted to a ball when hit by aluminum bats. | 10-02-2008 |
20090243159 | Method for thermal crosslinking of previously irradiated polymeric material and medical implant - A method for forming a crosslinked oxidation-resistant toughness-enhanced polymeric material includes the steps of placing a previously irradiated polymer material in a heating device under oxygen-reduced atmosphere at a temperature above the melting point of the polymeric material for a sufficient time to (a) eliminate oxidation in the polymeric material, (b) break existing crosslinks into free radicals, (c) migrate and re-distribute radiation-induced free radicals in an uniform manner, (d) create new free radicals by thermal energy and form uniform crosslinks within the polymer micro-structure, and followed by a cooling step to eliminate residual free radicals and form additional uniform crosslinks within the polymer micro-structure. A method of making a crosslinked oxidation-resistant toughness-enhanced wear-reduced UHMWPE medical implant from a previously irradiated solid form of UHMWPE is also disclosed. | 10-01-2009 |
20090295041 | PRINTING FORM PRECURSOR AND PROCESS FOR PREPARING A STAMP FROM THE PRECURSOR - The invention pertains to a printing form precursor and a method for preparing a stamp from the precursor for use in soft lithographic applications. The printing form precursor includes a composition layer of a fluorinated compound capable of polymerization upon exposure to actinic radiation and a flexible support transparent to the actinic radiation adjacent the composition layer. | 12-03-2009 |
20100019417 | DEVICE AND METHOD FOR CURING HEARING AID HOUSINGS - A device and a method for curing plastic moldings are particularly suited for curing hearing aid housings. A light source emits curing light and a holder, at least partially transparent to curing light, holds the plastic moldings. The holder has an elongate light guiding element, which is transparent to curing light, which has an emission portion for emitting curing light in a number of spatial directions, and which is formed in such a way that at least the emission portion can protrude into a convex curvature or an interior space of a plastic molding that is being held by the holder. The light guiding element guides curing light emitted from the light source to the emission portion and emits from there. The light guiding element may have a holding portion for holding the plastic molding. The holding portion and the emission portion may spatially overlap. The method includes a step of irradiating the plastic molding with curing light simultaneously on the outside and the inside by the light source and by the light guiding element. Particularly uniform curing without localized temperature peaks is achieved. | 01-28-2010 |
20100140852 | PREPARATION OF BUILDING MATERIAL FOR SOLID FREEFORM FABRICATION - A method suitable for solid freeform fabrication is disclosed. The method comprises mixing respective amounts of a plurality of materials such as to provide a building material characterized by at least one attribute, and using the building material for fabricating a three-dimensional object. | 06-10-2010 |
20100201042 | Step and Repeat Imprint Lithography Processes - Methods of forming continuous layers on regions of a substrate are described. Generally, an imprint lithography template may contact liquid positioned on the substrate. The liquid may be cured forming a masking layer, and the imprint lithography template separated from the masking layer. Prior to separation, pressurized gas and/or vacuum may be applied between the template and the substrate. Additionally, during separation, pressurized gas and/or vacuum may be applied between the template and the substrate. | 08-12-2010 |
20100276846 | METHOD OF FORMING STRUCTURED SINTERED ARTICLES - Disclosed is a method of forming a structured sintered article including providing a mixture comprising a sinterable particulate material and a binder, the binder comprising, as a function of total resin content of the binder, at least 50% by weight of a thermoplastic binder material and at least 5% by weight of a radiation-curable binder material; shaping the mixture with a mold to form a structure; setting the structure by cooling the structure or by allowing the structure to cool; separating the structure from the mold; irradiating the structure so as to at least partially cure the radiation-curable binder material, and debinding and sintering the structure so as to form a structured sintered article. Shaping may include forming a structure having one or more open channels, and sintering may include sintering in together in contact with at least one additional structure so as to cover or enclose the channels. | 11-04-2010 |
20110012297 | PATTERN TRANSFER METHOD - A pattern transfer method for transferring an uneven pattern onto a resist material is disclosed. The uneven pattern is formed in a template having a through-groove in a predetermined region. The resist material is applied to a substrate. The template is made to come into contact with the resist material. The resist material is filled to concave portion in the uneven pattern. The residual resist material leaked from a gap between the substrate and the template to the outside is sucked through the through-groove in a state where the template is in contact with the resist material. The resist material is made to cure in a state where the template is in contact with the resist material after the suction of the residual resist material. The template is separated from the cured resist material. | 01-20-2011 |
20110057359 | Manufacturing method for an article of photo-curing compose resin - A manufacturing method for an article of photo-curing compose resin includes the following steps. First step is providing a plastic article with an upper surface and a bottom surface, a photo-curing compose resin, an ink layer, and a plastic material. Second, coating the photo-curing compose resin on the upper surface of the plastic article. Third, pressing and curing the photo-curing compose resin to form a plurality of patterns. Fourth step is shaping the plastic article with the patterns. Fifth step is coating the ink layer on the bottom surface of the plastic article. At the sixth step is injecting the plastic material to attach the plastic material with the ink layer. | 03-10-2011 |
20110241264 | ACTIVE RADIATION CURABLE INK COMPOSITION, INK COMPOSITION FOR INKJET RECORDING, PRINTED MATTER, AND METHOD OF PRODUCING MOLDED ARTICLE OF PRINTED MATTER - The present invention provides an active radiation curable ink composition including: (A) a polymer having two or more acidic groups or two or more basic groups; (B) a polymerizable monomer having a substituent group capable of forming a counter salt with the acidic group or basic group of the polymer (A); (C) a photo-polymerization initiator; and (D) a polymerizable monomer having a different structure from the polymerizable monomer (B). | 10-06-2011 |
20120098164 | TWO-PHOTON STEREOLITHOGRAPHY USING PHOTOCURABLE COMPOSITIONS - Two-photon stereolithography can be performed using a photocurable material comprising a poly(meth)acrylate having a (meth)acrylate functionality of at least 3 and a molecular weight (MW) of at least 650, a urethane(meth)acrylate having a (meth)acrylate functionality of 2 to 4 and a MW of 400 to 10,000, a di(meth)acrylate made from bisphenol A or bisphenol F; and a photoinitiator. A beam of light is focused to a focus region of the material to induce two-photon absorption in the focus region, and thus polymerization of the material in the focus region. The beam is scanned across said material according to a pre-selected pattern so that the beam is focused to different pre-selected regions, to induce polymerization of the material at the pre-selected regions. | 04-26-2012 |
20120104660 | INJECTION MOLDING OF MICRON AND NANO SCALE FEATURES FOR PHARMACEUTICAL BRAND PROTECTION - A method for forming a pharmaceutical container portion comprises providing a pharmaceutical container portion mold comprising a surface with at least one identification region, the at least one identification region comprising at least one identification feature that has a lateral dimension of 100 microns or less; and molding a pharmaceutical container portion from a moldable material using the mold, such that the at least one identification region is transferred to a surface of the pharmaceutical container portion. Applications include anti-counterfeiting. | 05-03-2012 |
20120286454 | DEVICE AND METHOD FOR PRODUCING A MOULDED BODY HAVING MICROSTRUCTURES - The invention relates to a method and a device for producing a moulded body having microstructures from moulding material. The method for producing a moulded body having microstructures on a carrier out of moulding material is effected by inputting a moulding material into a container ( | 11-15-2012 |
20120306123 | Honeycomb Body Reactor Plugging Process Improvements - A method is disclosed for plugging selected cells of a honeycomb monolith so as to form a fluidic reactor, the method comprising contacting selected cells of a honeycomb monolith with a melted or softened plug material, the material comprising at least one sinterable particulate and a binder, the binder comprising at least one thermo-setting component and at least one UV-radiation curable polymer, the contacting performed such that a portion of the material remains in contact with the selected cells and plugs the selected cells; cooling the melted or softened plug material such that the thermo-setting component sets; after cooling, irradiating the portion of the material so as to at least partially cure the radiation curable polymer; and after irradiating, debinding or debinding and sintering the portion of the material so as to remove the binder or s as to debind and sinter the at least one sinterable particulate, wherein the step of debinding or debinding and sintereing is performed with the cells of the monolith in a vertical orientation resting on a flat surface with a compatible ceramic or other refractory material felt covering the openings below and above and with a weight resting on the upper face, with optional shims defining the distance between the felt and the end faces. | 12-06-2012 |
20120319332 | Method of Forming a Polymer Component - This invention relates to a method of forming a polymer component and comprises blending polymer particles with antioxidant to form a mixture in which the antioxidant coats the polymer particles, irradiating the polymer particles to cross-link the polymer particles therein and forming the irradiated mixture into a consolidated component. The invention also relates to a method of forming an articular surface for a prosthesis and a prosthesis having a polymer articular bearing surface wherein at least one predetermined portion of the bearing surface is provided with cross-linked polymer bonds. | 12-20-2012 |
20130026683 | LIQUID INKJETTABLE MATERIALS FOR THREE-DIMENSIONAL PRINTING - The present disclosure is drawn toward compositions, systems, and methods for printing of three-dimensional objects. In one embodiment, a liquid inkjettable material for 3-dimensional printing can comprise from 0.1 wt % to 10 wt % of a pigment, from 10 wt % to 90 wt % of a UV-curable polymer, and from 0.1 wt % to 70 wt % of a polymeric filler. Additionally, the liquid inkjettable material can be jettable from piezo electric inkjet printer nozzles and has acceptable decap performance measured by jetting a normal 50 picoliter ink drop within 10 electric firing pulses after the piezo electric inkjet printer nozzles have been fired and have been subsequently rested for 24 hours. | 01-31-2013 |
20130062817 | METHODS FOR MAKING OXIDATION RESISTANT POLYMERIC MATERIAL - The present invention relates to methods for making oxidation resistant medical devices that comprise polymeric materials, for example, ultra-high molecular weight polyethylene (UHMWPE). The invention also provides methods of making antioxidant-doped medical implants, for example, doping of medical devices containing cross-linked UHMWPE with vitamin E by diffusion, post-doping annealing, and materials used therein. | 03-14-2013 |
20130154163 | METHOD AND APPARATUS FOR REPAIRING THE WALL OF A MANHOLE - The present invention comprises a method and means for repairing the wall of a manhole wherein a material capable of curing and hardening is adhered to the wall. An expandable bladder engages the curable and hardenable material and presses against and smoothes the material. The bladder may be chemically bonded to the curable and hardenable material or it may be mechanically bonded. | 06-20-2013 |
20130200555 | METHODS FOR MAKING OXIDATION RESISTANT POLYMERIC MATERIAL - The present invention relates to methods for making oxidation resistant medical devices that comprise polymeric materials, for example, ultra-high molecular weight polyethylene (UHMWPE). The invention also provides methods of making antioxidant-doped medical implants, for example, doping of medical devices containing cross-linked UHMWPE with vitamin E by diffusion and materials used therein. | 08-08-2013 |
20130221581 | PATTERN FORMATION APPARATUS, PATTERN FORMATION METHOD AND A METHOD FOR PRODUCING SEMICONDUCTOR DEVICES - According to one embodiment, the pattern formation apparatus relating to the embodiment is a pattern formation apparatus wherein an object to be patterned (pattern transferring material) is irradiated with light under the state of affixing a three dimensional pattern formed on the main plane of a template to the object to transfer a reverse image of the three dimension pattern into the pattern transferring material the pattern transferring material. The pattern formation apparatus provides a light irradiation part and a control part. The light irradiation part is configured to irradiate light having intensity distribution in the irradiation plane parallel to the main plane. The control part is configured to control the light irradiation part to change the intensity distribution according to time. | 08-29-2013 |
20140077420 | UV Curing System and Method For Wind Blade Manufacture And Repair - A UV curing system and method for manufacture and repair of composite parts, such as for use in wind blade manufacture and repair is disclosed. The system and method utilize UV as the single radiation source to cure laminates such as glass fiber reinforced laminates containing a photo initiator. The use of Co naphthenate or phenoxyethyl methacrylate in the curing of thick laminates produces high glass transition and complete curing of thick laminates. The addition of cobalt naphthenate and phenoxyethyl methacrylate shows no significant reduction on the bonding strength. | 03-20-2014 |
20140084520 | MANUFACTURING APPARATUS OF DISPLAY DEVICE, AND MANUFACTURING METHOD OF DISPLAY DEVICE - According to one embodiment, a manufacturing apparatus of a display device is provided with retaining unit, a light guide plate, and light source. The retaining unit retains a first substrate, and second substrate in such a manner that the first and second substrates are opposed to each other with a photocuring agent interposed between them. The light guide plate is a light guide plate to be arranged on at least one of the opposite side of the photocuring agent with the first substrate interposed in between, and the opposite side of the photocuring agent with the second substrate interposed in between, and has a surface of a size covering the photocuring agent. The light source applies light configured to cure the photocuring agent to the light guide plate. | 03-27-2014 |
20140097560 | METHOD FOR FABRICATING SMALL-SCALE, CURVED, POLYMERIC STRUCTURES - A method is proposed for fabricating small-scale, curved, polymeric structures. Firstly, desired patterns are created from droplets of photocurable PDMS after using ink or wax to create the desired patterns on a flexible material such as papers or plastic films. The photocurable PDMS droplets are then activated by UV light to form a small-scale polymeric mold. Next, polymeric curved structures can be obtained at millimeter scale by casting and curing thermocurable PDMS on the mold. | 04-10-2014 |
20140210142 | Method of Post-Mold Crosslinking Thermoplastic Polyurethane Golf Ball Cover Compositions - A multi-piece golf ball is manufactured by molding a cover layer and a core layer to form a golf ball preform in a mold. The cover layer has a thermoplastic polyurethane composition which may be crosslinked by ultraviolet radiation. After molding, the golf ball preform is removed from the mold. A UV curable topcoat composition is applied to the golf ball preform. The golf ball preform is then irradiated with ultraviolet radiation under conditions sufficient to both crosslink the crosslinkable thermoplastic polyurethane and cure the UV curable topcoat composition. | 07-31-2014 |
20140217649 | TISSUE ENGINEERED CONSTRUCTS - The present invention relates to a field of biocompatible membranes, tubes and conduits which comprising a photosensitizer which is capable of being crosslinked to form a three dimensional structure which can be implanted into a subject to assist in tissue bonding and nerve maintenance and development. Methods of making such membranes, tubes and conduits and kits comprising them are also described. | 08-07-2014 |
20140246813 | APPARATUS AND METHOD FOR THE SEPARATION OF A FOIL FROM A MATERIAL LAYER - An apparatus and method for additive fabrication which helps to prevent the newly hardened layer from being separated from the previously formed layer of the object while the foil is peeled from the newly hardened layer is provided. In one embodiment, use of a peel angle helps prevent the newly hardened layer from being separated from the previously formed layer during peeling by distributing the peeling force so that less of the z-direction component of the peeling force is applied to the newly hardened layer. In another embodiment, the object can be oriented to initiate the peel at an area, of the object which results in a lesser initial peeling force applied to the newly hardened layer. | 09-04-2014 |
20140346712 | CABLE WITH INJECTION MOLDED COUPLING PART - A method of making cable includes injection molding a coupling part which is manufactured from a polymer mixture with a thermoplastic material as polymer component, where the cable casing contains thermoplastic polyurethane cross-linked by radiation. The cable has a water-tight and fixed connection between the casing of the cable and the section of the coupling part injection molded around the casing. | 11-27-2014 |
20150014895 | DESIGN AND METHODS TO PACKAGE AND TRANSMIT ENERGY OF HIGH INTENSITY LED DEVICES - The curing assembly of this invention has one or more fiber optic cables, each transmitting light to a head, which distributes the light onto a substrate in a desired geometric pattern and intensity. Little or none of the heat generated by a light source is transmitted to the vicinity of the substrate. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 C.F.R. §1.72(b). | 01-15-2015 |
20150343674 | METHOD AND APPARATUS FOR SUPPORTING BLADES - A method of supporting a cantilevered component mounted to a hub by locating a cassette in proximity to the cantilevered component, the cassette defining a volume for filling with an encapsulant; filling the volume with an encapsulant material; and causing the encapsulant to solidify to the cantilevered component to support the cantilevered component. The cantilevered component is preferably a blade on a bladed disc and the encapsulant provides support to change the vibration response of the blade during a subsequent machining step. | 12-03-2015 |
20160046065 | IMPRINT APPARATUS AND METHOD OF MANUFACTURING ARTICLE - The present invention provides an imprint apparatus which forms a relief pattern in an imprint material on a substrate using a mold, the apparatus including a curing unit configured to cure the imprint material, a moving unit configured to relatively move the mold and the substrate, a detection unit configured to detect a pattern of light reflected by the mold and light reflected by the substrate, and a processing unit configured to obtain information on a separation state of the mold and the cured imprint material on the substrate based on the pattern detected by the detection unit while separating the mold from the imprint material by widening, using the moving unit, an interval between the mold and the substrate. | 02-18-2016 |
20160059481 | METHOD OF 3D PRINTING - Provided is a method of 3D printing with the use of a heater-free, hand-held 3D printing device such as a 3D printing pen. The method consists of adjusting the extrusion feed rate of the substance through the orifice with the use of a substance feed mechanism to provide curing conditions at which the extruded substance maintains a shape-sustaining state; extruding the substance; and curing the extruded substance to the shape-sustaining state by irradiating the extruded substance outside the device with light-radiation elements such as LEDs. The feed rate of the extrusion is carried out once, experimentally, before multiple practical use of the heater-free 3D printing device. The extrudable substance is a photopolymerizable polymer composition that has kinematic viscosity in the range of 7.00 to 10.00 MM | 03-03-2016 |
20160068251 | INFLATABLE AND RIGIDIZABLE SUPPORT ELEMENT - The present invention provides novel inflatable and rigidizable support elements, and methods of manufacture and use thereof. In particular, the present invention provides inflatable and rigidizable support elements which find use in rapidly deploying and supporting the wing of an aerial vehicle. | 03-10-2016 |
20160096331 | Shifting a Curing Location During 3D Printing - Example implementations may relate to shifting a curing location during a three-dimensional (3D) printing procedure. A system may control components of a 3D printer to form a first layer of the 3D structure from resin in a first area of a resin container. The components may include: (i) a base plate and (ii) light source(s) operable to emit radiation that cures resin. After formation of the first layer, the system may move the resin container with respect to the base plate such that a second layer of the 3D structure can be formed in a second area of the resin container. The second area and the first area may be at least partially non-overlapping. The system may then control the components of the 3D printer to form the second layer of the 3D structure from resin in the second area of the resin container. | 04-07-2016 |
20170232675 | METHOD FOR THE ADDITIVE MANUFACTURE OF A THREE-DIMENSIONAL OBJECT COMPRISING OR FORMING A COSMETIC COMPOSITION BY APPLICATION OF A PHOTOACTIVATABLE MATERIAL ONTO A POWDER, AND ASSOCIATED APPARATUS | 08-17-2017 |
20170232677 | GENERATING THREE-DIMENSIONAL OBJECTS | 08-17-2017 |
20180022923 | DETAILING AGENT FOR THREE-DIMENSIONAL (3D) PRINTING | 01-25-2018 |
20190144692 | ACTIVE-ENERGY-RAY-CURABLE LIQUID COMPOSITION, THREE-DIMENSIONAL OBJECT FORMING MATERIAL SET, METHOD FOR PRODUCING THREE-DIMENSIONAL OBJECT, AND THREE-DIMENSIONAL OBJECT PRODUCING APPARATUS | 05-16-2019 |
20220134648 | THREE-DIMENSIONAL PRINTING - An example of a kit for 3D printing includes a build material composition and a fusing agent to be applied to at least a portion of the build material composition during 3D printing. The build material composition of the kit includes a polyamide 6,13 material, a phosphorus-containing antioxidant, and a sulfur-containing antioxidant, or a polyamide 6 material, the sulfur-containing antioxidant, and a phenolic antioxidant. The fusing agent includes a radiation absorber to absorb radiation to melt or fuse the build material composition in the at least the portion. | 05-05-2022 |