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| Number | Title | Issue Date |
| 7875221 | Method for the continuous production of a composition comprising rubber, hydrocarbon resin and solvent The method for the continuous production of a composition comprising rubber (20), hydrocarbon resin (22), and solvent (26) provides for the use of a dual-screw extruder (10), for example, a co-rotating dual-screw extruder. Preferably, at ... | 01/25/2011 |
| 7794639 | Method for manufacturing carbon nanotube composite A method for manufacturing a carbon nanotube composite, comprising the steps of:(a) preparing a solution of a polymer precursor; (b) immersing carbon nanotubes in the solution and ultrasonically cleaning the solution; (c) polymerizing the polymer precursor in order ... | 09/14/2010 |
| 7790079 | Thermoplastic molding material and molding elements containing nanometric Inorganic particles for making said molding material and said molding elements, and uses thereof (EN) The invention concerns a method for producing a thermoplastic molding material or element, said material or element containing nanometric inorganic particles. In molten state, the thermoplastic is mixed with the nanometric inorganic particles and with a solubil... | 09/07/2010 |
| 7785512 | Method and system of controlled temperature mixing and molding of polymers with active agents for implantable medical devices A method and system for making a composition for use in manufacturing an implantable medical device, such as a drug-eluting and/or delivery stent, is described. The method includes introducing a polymer, active agent, and a solvent into a mixing apparatus such as an... | 08/31/2010 |
| 7767125 | Method for producing polymer blends suited for use as filters Process for production of polymer blends which are suitable as filter aids and are composed of polystyrene and of crosslinked water-insoluble polyvinylpyrrolidones via processing of the two components in an extruder, which comprises melting polystyrene in an extrude... | 08/03/2010 |
| 7767124 | Method of treating polymer compound and treatment system for the same A method of treating a polymer compound has the steps of: mixing and agitating the polymer compound and a chemical agent in an extruder while controlling the inside of the extruder to be kept at a high temperature and a high pressure to have a reaction mixture conta... | 08/03/2010 |
| 7744794 | Extrusion process The present invention relates to the extrusion of a composition comprising tetrafluoroethylene/hexafluoropropylene copolymer, 10-60 wt % inorganic particulate filler, and hydrocarbon polymer for dispersing the filler in the copolymer, preferably 0.1 to 5 wt % hydroc... | 06/29/2010 |
| 7731880 | Cellulosic-thermoplastic composite and method of making the same Provided is a composition comprising fatty acid bis-amide, inorganic particulate such as pumice, cellulosic particulate, thermoplastic and maleic anhydride grafted polyolefin. The combination of an ethylene bis-amide and a minor amount of pumice produces cellulosic-... | 06/08/2010 |
| 7691305 | Articles comprising a fiber-reinforced thermoplastic polymer composition A method for making a fiber-reinforced thermoplastic polymer composition and forming a fabricated article therefrom. A thermoplastic polymer, a masterbatch comprising an elastomer and a reinforcing fiber material are compounded, extruded and immediately formed into ... | 04/06/2010 |
| 7674413 | Process for producing cycloolefin resin composition A process for producing a cycloolefin resin composition comprising a cycloolefin resin and an additive by using a twin-screw extruder is provided, in which loss of the additive caused by volatilization through a vent during kneading is reduced and kneading of resin ... | 03/09/2010 |
| 7601285 | Medical device with varying physical properties and method for forming same A medical device in which a melt processed part has different crystallized properties at different locations. The part is formed of a polymer composition by inclusion a of polymer crystallization modifier in the composition making up at least a portion of such part,... | 10/13/2009 |
| 7582241 | Filler reinforced thermoplastic compositions and process for manufacture A thermoplastic polymer composition reinforced with fibers such as cellulose or other fillers, particularly from natural sources, and a process for manufacturing the composition are disclosed. The polymer is extruded with a salt which reduces the melting point and p... | 09/01/2009 |
| 7438840 | Method for introducing an additive into a flowing medium stream The method for introducing an additive into a flowing stream of media pulses discrete quantities of the additive into the stream at a pressure higher than the pressure of the stream and at set time periods to cause the pulses to penetrate into the stream. Use is mad... | 10/21/2008 |
| 7422712 | Technique for incorporating a liquid additive into a nonwoven web A technique for incorporating a liquid additive into a nonwoven web is disclosed. Specifically, the liquid additive is loaded into filler particles to form a “dry liquid concentrate”, i.e., pulverulent granular solid or powder loaded with the liquid additive. Th... | 09/09/2008 |
| 7407611 | Elastomer mixtures for rubber manufacture A method is disclosed for producing elastomer compounds for use in the production of rubbers. At least one elastomer to be processed for the production of an elastomer mixture can be slowly added to a mixer/extruder and is mixed and plasticized and/or masticated (me... | 08/05/2008 |
| 7393916 | Method of reducing gels in polyolefins A process of producing a polyolefin, in one embodiment a polyethylene, and in a preferred embodiment a bimodal polyethylene comprising a high molecular weight component and a low molecular weight component, the process comprising providing a polyolefin having an I | 07/01/2008 |
| 7393897 | Method for manufacturing olefinic thermoplastic elastomer composition The method for manufacturing a thermoplastic elastomer composition of the present invention comprises continuously feeding a mixture comprising pelletized olefinic resin (A), a pulverized product (B) obtained by pulverizing bulk olefinic rubber, and a crosslinking a... | 07/01/2008 |
| 7390445 | Method of producing composite sheet having polyolefin foam layer A method of producing a composite sheet having a foam layer of a first polyolefin-based resin and a surface layer of a second polyolefin-based resin provided on at least one side of the foam layer and containing a polymeric antistatic agent. The method includes coex... | 06/24/2008 |
| 7375146 | PVA-containing compositions An extrudable PVA-containing composition is disclosed, which enables PVA articles to be manufactured on conventional extrusion apparatus. The composition includes a lubricant, such as a fatty acid amide, and is formed into pellets by cold pressing. The compositions ... | 05/20/2008 |
| 7367990 | Thread for vascular stent and vascular stent using the thread A thread for forming a vascular stent implanted in vessels is provided. This thread is formed by melt-spinning a biodegradable polymer. On the surface of the thread, there is formed a layer of a drug-containing biodegradable polymer of the same sort as the biodegrad... | 05/06/2008 |
| 7354633 | Retardation film, and polarizing plate and display device using the same A retardation film containing a polyalcohol ester, a polycarboxylic acid ester, and a cellulose ester, wherein a total acylation degree of the cellulose ester is in the range of 2.4-2.8; and a Mw/Mn value of the cellulose ester is in the range of 1.4-3.0, provided t... | 04/08/2008 |
| 7326751 | Method of thermally processing elastomeric compositions and elastomeric compositions with improved processability The present invention provides an improved elastomeric composition that includes from about 0.01 to about 0.5 weight percent of a polyorganosiloxane or a combination of polyorganosiloxanes. ... | 02/05/2008 |
| 7326747 | Internal wetting agent for use in manufacture of polymeric films and fabrics for disposable absorbent articles An improved internal wetting agent is provided for blending with polymeric material, with the formation of apertured films and/or polymeric fibrous webs contemplated. Films and/or nonwoven fabrics of this nature are suited for use in disposable absorbent articles, p... | 02/05/2008 |
| 7320583 | Apparatus and method for producing colored extruded food products An apparatus and associated method for varying the color and/or flavor of an extruded food product during a single production run of a single extrusion device. The apparatus includes a multi-additive injection system, which is attached to a fluid supply line of an e... | 01/22/2008 |
| 7303707 | Processing of ligno-cellulose materials A method of processing lignocellulosic material includes the steps of comminuting the material to a size that it can be processed in a hydrothermal pressure vessel, drying the material in moving air to obtain a specific moisture content, packing the material into th... | 12/04/2007 |
| 7301232 | Integrated circuit package with carbon nanotube array heat conductor An integrated circuit package includes a die mounted on a substrate, an integrated heat spreader set above the die, and an array of carbon nanotubes mounted between the die and the integrated heat spreader. The integrated heat spreader is fixed on the substrate, and... | 11/27/2007 |
| 7279510 | PVA-containing compositions An extrudable PVA-containing composition is disclosed, which enables PVA articles to be manufactured on conventional extrusion apparatus. The compositions includes a lubricant, such as a fatty acid amide, most preferably octodecanamide and is most preferably formed ... | 10/09/2007 |
| 7262226 | CTFE-based thermoprocessable compositions A thermoprocessable polymeric composition formed by ethylene/chlorotrifluoroethylene copolymers containing from 0.5 to 20% by moles of ethylene, optionally in combination with the chlorotrifluoroethylene homopolymer, wherein the composition contains in total from 90... | 08/28/2007 |
| 7261545 | Powder preheating Powdered starting material utilized for molding (e.g., rotational molding, injection molding, blow molding), extrusion, and the like can be preheated to reduce the time required to complete the processing of the material. After being preheated to a temperature below... | 08/28/2007 |
| 7252865 | Protective films containing compatible plasticizer compounds useful in polarizing plates for displays and their method of manufacture Polymer films comprising plasticizer compounds represented by Structure 1 as described in the specification are useful as protective films in polarizing plates for display applications. Methods of manufacturing such polymer films and polarizing plates are also discl... | 08/07/2007 |
| 7241507 | Hydrolysis-stable film comprising a polyester with a hydrolysis stabilizer and process for its production and its use The invention relates to a hydrolysis-stable polyester whose thickness is preferably in the range from 0.4 to 500 μm. The film comprises polyester and at least one hydrolysis stabilizer and is distinguished by its low hydrolysis rate. The invention furthermore rela... | 07/10/2007 |
| 7238748 | Process aid for metallocene catalyzed linear low density polyethylene polymers Extrusion processability of resin blends of a metallocene catalyzed linear low density polyethylene and a low density polyethylene is improved by introducing a process aid package comprising a fluoroelastomer having a Mooney viscosity (ML(1+10) at 121° C.) between ... | 07/03/2007 |
| 7238313 | Thermoplastic constructs with improved softness The present invention is directed to the combined use of first and second fatty acid amides to improve the softness of a thermoplastic polymer construct. A combination of fatty acid amides is provided in the blend ratio of about 10 to 90 percent by weight of a first... | 07/03/2007 |
| 7229697 | Hydrolysis-stable film comprising a polyester with a hydrolysis stabilizer and process for its production and its use The invention relates to a hydrolysis-stable polyester film comprising a polyester, whose thickness is preferably in the range from 0.4 to 500 μm. The film comprises polyester and at least one hydrolysis stabilizer and is distinguished by its low hydrolysis rate. T... | 06/12/2007 |
| 7195728 | Method for molding rubber product A method of molding a rubber product from a rubber compound by a molding apparatus having a kneading region. A full amount of carbon black (CB) and a full amount of process oil, together with other auxiliary materials except vulcanizing chemicals, are compounded wit... | 03/27/2007 |
| 7186762 | Processes for preparing phase change inks Disclosed is a process for preparing a phase change ink composition which comprises (a) a phase change ink carrier, said carrier comprising at least one nonpolar component and at least one polar component, and (b) pigment particles, said process comprising (1) selec... | 03/06/2007 |
| 7182551 | Re-enforced composite sheet piling segments A re-enforced composite sheet piling segment is disclosed. The segment of sheet piling includes multiple panels. The panels of the segment come together at an angle to form a corner. A re-enforcement is placed in the corner of the segment. The re-enforcement has a c... | 02/27/2007 |
| 7175411 | Process for the production of a cable and device for performing this process The present invention concerns a process for producting cables, in particular cables for the distribution of electrical energy or cables for telecommunications, more particularly, cables having at least one covering layer comprising a composition of high viscosity. ... | 02/13/2007 |
| 7173094 | Moldings of fluororubbers and process for their production Moldings of fluoro rubbers produced by crosslinking a tetrafluoroethylene/propylene copolymer or a tetrafluoroethylene/propylene/vinylidene fluoride copolymer, which have metal contents of 1.5% by mass or below in terms of metal elements and are suitable for use app... | 02/06/2007 |
| 7172403 | Apparatus for preparing a gypsum wallboard core A gypsum wallboard core, and methods and apparatus for making the same are disclosed. Methods of making a gypsum wallboard core include extruding a gypsum slurry containing water, gypsum, slip agents, water-reducing agents, surfactants and, optional additives, throu... | 02/06/2007 |
