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Class 264/478 - Injection molding


Subclass of Class 264 - Plastic and nonmetallic article shaping or treating: processes
Definition: Processes wherein pressure is applied to a molding material
No. of patents: 179
Last issue date: 12/21/2010


1          
NumberTitleIssue Date
7854879Optical element molding die, and optical element manufacturing method
It is to provide an optical element, an optical element molding die, and an optical element manufacturing method, which can easily but surely suppress generation of transcription failure of a resin material and also enables to manufacture an optical element with an ...
12/21/2010
7790094Injection molding process, apparatus and material for forming cured-in-place gaskets
The present invention relates to a process for forming a cured-in-place gasket by liquid injection molding. More particularly, the present invention relates to a low pressure and room temperature process for forming a cured-in-place gasket by liquid injection moldin...
09/07/2010
7632450Method adjustable hot runner assembly seals and tip height using active material elements
Method for sealing interfaces within an injection mold having a first surface and a second surface includes structure and/or steps whereby an active material actuator configured to be disposed in a manner suitable for generating a force between the first surface and...
12/15/2009
7314590Method of preparing a coated molded plastic article
A gasket (1) having a reversibly compressible lower portion (17), and an upper portion (14) having at least one upwardly extending extension, is described. The upper portion (14) of the gasket (1) includes a first (34) and o...
01/01/2008
7311941Process for improved adhesive application
The present invention relates to a method of applying molten hot melt adhesives, which comprise volatile material, at a constant adhesive mass flow rate. According to the method of the present invention the molten hot melt adhesive containing volatile material is ap...
12/25/2007
7303383Imprint lithography system to produce light to impinge upon and polymerize a liquid in superimposition with template overlay marks
The present invention includes an imprint lithography system for impinging a flux of light upon a liquid to polymerize the liquid, the system including, a source of light producing the flux of light; and a template having overlay marks being disposed between the liq...
12/04/2007
7288319Forming 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
7285239Method for manufacturing painted or varnished parts out of molded plastics material
A method of making a painted part out of molded thermoplastic material, the method comprising the steps consisting in: making the part to be painted by a method of molding thermoplastic material in the cavity of a mold; ...
10/23/2007
7282165Wear resistant hydrogel for bearing applications
A wear resistant hydrogel for use as a prosthetic implant, such as for cartilage, is made by forming a solution of polyvinyl alcohol in a solvent of DMSO/water. The solution is placed in a mold and is gelated by cycling the mold in a freeze-thaw cycle at a temperatu...
10/16/2007
7270863Resin-made interior member for opening and closing body and molding die and molding method therefor
A resin-made interior member for an opening and closing body of the invention is a resin-made interior member to be attached to an inside of an outer panel of the opening and closing body and is formed by an injection molding method using a molding material of polyp...
09/18/2007
7244484Multilayered package with barrier properties
The present invention provides compositions useful as a barrier layer in, for example, packaging products. The compositions generally comprise a blend of (i) a polyester resin, preferably an aromatic polyester resin such as polyethylene terephthalate (PET) and (ii) ...
07/17/2007
7241817Process 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) forming the blend obtain...
07/10/2007
7241403Method for making a conductive thermoplastic composition
PROBLEM TO BE SOLVED: To provide a production method for a thermoplastic resin composition, composed of a polyphenylene ether and a polyamide, having an electric conductivity, and excellent in balance of fluidity and impact strength, by producing with a specific pro...
07/10/2007
7235192Capped poly(arylene ether) composition and method
A method of preparing a capped poly(arylene ether) resin includes reacting a capping agent with a blend of two or more poly(arylene ether) resins having different intrinsic viscosities. Cured compositions prepared from these capped poly(arylene ether) resins exhibit...
06/26/2007
7234234Method of manufacturing bandpass filters for GHz bands
Disclosed is a method of manufacturing a BPF (bandpass filter) for GHz bands of the structure that an input signal line (2) and an output signal line (3) run with a small gap on one surface of a sheet (1) made by dispersing soft magnetic metal p...
06/26/2007
7223360Method of molding decorative elements for consumer packaging
A method of molding a decorative product packaging, comprising the steps of: molding a product container or cap; applying a UV curable liquid to surfaces and/or cavities in the container or cap; then exposing the UV curable liquid to UV radiation to form a solid coa...
05/29/2007
7205339Selective controlled manipulation of polymers
The present invention provides partial and complete shielding approaches to alter the cross-linking characteristics of irradiated polymers, such as polyethylene. Irradiated polymers and fabricated articles, such as medical prosteses, comprising irradiated polymers a...
04/17/2007
7195720Curable composition for heat conductive material
The invention provides a curable composition for a heat conductive material, having an excellent durability, a satisfactory heat conductive property and a high productivity with easily controllable surface tackiness, a heat conductive material obtained from such cur...
03/27/2007
7192546Methods of forming shaped articles from suspensions
The invention relates to methods of forming shaped articles from suspensions which include ceramic or metallic powder, or from solutions or suspensions which include one or more pharmaceutical substances or other components. The method comprises the steps of: (a) co...
03/20/2007
7169333Antistatic agent
The present invention provides an antistatic agent of the formula (I) R—SO3NR′R″R′″R″″   (I) wherein R represents a perfluorinated cyclic or linear, branched or unbranched carbon chain having 1 to 30 carbon atoms, Râ€...
01/30/2007
7160623Melt-processible poly(tetrafluoroethylene)
Melt-processible, thermoplastic poly(tetrafluoroethylene) (PTFE) compositions are disclosed and methods for making and processing same. Additionally, products comprising these compositions are described. ...
01/09/2007
7150845Mould with turnable middle section
A method and molding tool for the molding of both one- or multi-component parts preferably comprising plastic material which may be integrated together with parts of another material, such as steel and copper, where the turnable middle section during the molding pro...
12/19/2006
7125236Replica molding
Replicas are molded by curing a photo-curable liquid silicone rubber composition to form a transparent mother mold having a cavity corresponding to the outer contour of a master model, casting a photo-curable liquid resin into the mold cavity, and irradiating light ...
10/24/2006
7122146Injection molding of polymers by microwave heating
Injection molding machine utilizes microwave heating. A microwave oven adapted to receive a microwave absorbent plasticizing vessel is utilized with or incorporated into an injection molding system to form a plasticizing unit for heating polymer granules to an injec...
10/17/2006
7074351IR-absorbing compositions
The present invention provides compositions containing transparent thermoplastic polymer, surface-modified oxide particles with a particle size of less than 200 nm, and organic NIR absorbers. The compositions of the present invention may find use in reducing diather...
07/11/2006
7068282Coloration indicative of draft angles
An object may be colored to indicate draft angles of a pull direction at various locations of the object. The coloration advantageously employs a color map specifying a color spectrum for a range of trigonometric values of the draft angles. ...
06/27/2006
7067077Process for manufacturing friction material suitable for use as brake lining
Carbon-silicon carbide brake preforms are manufactured by carbonizing a blend of carbon (e.g., polyacrylonitrile) fibers and thermosetting pitch resin, optionally along with a lubricant such as graphite,.to provide an intermediate product having open porosity and su...
06/27/2006
7063870Manufacture of functionally graded carbon-carbon composites
Annular brake disc preform (15), wherein 40 to 80 layers of reinforcement fibers of at least two different lengths (11, 19) ranging from 10–60 mm are distributed in a planar gradient throughout the body of the preform, with the reinforcement fibers l...
06/20/2006
7053134Forming 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
7045202Long glass fiber filler reinforced resin material for molding, method for molding molded article, and molded article molded by the method
A long glass fiber filler reinforced resin material for molding includes a masterbatch formed of a composite of a matrix resin with a polypropylene (PP) component and a long glass fiber filler and a diluent resin made from an ethylene-propylene block copolymer. The ...
05/16/2006
7044333Toothpaste tube
The present invention relates to plural compartment assemblies in which materials are stored in at least two separate compartments until the compartments are opened for use. More particularly, the invention relates to a dispensing tube whereby the utilization of a n...
05/16/2006
7037455Insert molding method
A method of insert molding a preformed item into a molded product, the molded product being formed by injecting a moldable material into a mold, is disclosed. The method includes adhering the preformed item to a surface of the mold with an adhesive, wherein the surf...
05/02/2006
6996296Polarizing device
The present invention provides polarizing devices and illumination devices that include the polarizing devices. The polarizing devices and illumination devices can be advantageously used in a wide variety of applications, such as in liquid crystal displays. Polarizi...
02/07/2006
6971166Method of manufacturing a nonreciprocal device
A method of manufacturing a non-reciprocal component including a casing having an input/output terminal and a ground terminal formed therein, a ferrite plate, a line conductor, and a magnet disposed in the casing, and an upper yoke and a lower yoke provided at the t...
12/06/2005
6962670Determination of layer thickness or non-uniformity of layer thickness based on fluorophore additives
The invention provides a method for measuring the thickness, or non-uniformity of thickness, of one or more layers of a film or article such as a preform. At least one layer contains a known concentration and a substantially uniform distribution of fluorophores. The...
11/08/2005
6941832Injection molded resin gear, injection molded resin rotating body, and injection molded article
An injection molded resin gear 1 includes a rim 4, a hub 3 and a web 5 which connects the rim 4 to the hub 3. A plurality of ribs 7 for guiding a molten resin, which is injected from pin point gates 8, to the h...
09/13/2005
6929769Nitrile rubber mixtures with a low tendency towards mold contamination
The present invention relates to a process for reducing mold contamination in an injection molding process by using a mixture of nitrile rubbers, in the range of from 0.1-0.5 wt. % of fatty acids and optionally further additives. ...
08/16/2005
6902805Composites with encapsulated structures and related method
Chaotic advection causes the formation of various encapsulates in binary phase composites. Such composites are successfully formed with thermoplastics that are present in desired amounts by weight or volume. With a batch type chaotic mixer, the process starts with s...
06/07/2005
6890476Fiber-reinforced composites and method for the production thereof
A thread or other element for bonding fibers in a fibrous reinforcement for use in a fiber composite is such that it is at least degraded in the course of the production of said fiber composite. ...
05/10/2005
6875298Process for manufacturing molded articles provided with cavities
Process for manufacturing molded articles made of plastics, cellulose, pulp or wood fibers with cavities, in particular composite parts for light weight construction, by means of tool parts, including the following process steps: a) matrix layer is provided at pre-s...
04/05/2005
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