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| Number | Title | Issue Date |
| 7351770 | Ionic hydrophilic high molecular weight redox polymers for use in enzymatic electrochemical-based sensors Ionic hydrophilic high molecular weight redox polymers for use in enzymatic electrochemical-based sensors include a hydrophilic polymer (such as a hydrophilic polymer backbone) with ionic portions (e.g., cationic monomers incorporated in the hydrophilic polymer back... | 04/01/2008 |
| 7335270 | Gas generating composition and gas generator A stable, low-temperature ignition gas generating composition has a heating starting temperature of 170 to 220° C. The gas generating composition includes ammonium perchlorate, a chlorine scavenger, and microcrystalline carbon powder. The chlorine scavenger is sodi... | 02/26/2008 |
| 7191558 | Dynamic process for enhancing the wear resistance of ferrous articles A dynamic process for increasing the wear life of ferrous articles subjected to a high-temperature environment created by combustion of a propellant or fuel comprises selecting the propellant or fuel so that its combustion products include relatively large amounts o... | 03/20/2007 |
| 6972115 | Apparatus and methods for the production of powders Metallic powders are formed by the electrically exploded wire (EEW) process. An apparatus (20) for manufacturing such powders includes a closed loop recirculating gas path between a reaction chamber (100) and an extractor (32). A wire (31... | 12/06/2005 |
| 6969434 | Castable thermobaric explosive formulations The invention disclosed herein relates to an explosive capable of enhanced combustion efficiently capable of sustaining a high pressure over a period of time in a confined environment, such as an air tight room or a cave, where oxygen may be in limited supply. An em... | 11/29/2005 |
| 6964715 | High impetus, high burn rate gas generant propellant and seatbelt pretensioner incorporating same Gas generating compositions having a fuel preferably comprising a mixture of 5-aminotetrazole (5-AT), azodicarbonamide (ADCA), an oxidizer, and a superfine metal powder burn rate enhancer such as nano-aluminum, for use in automotive seatbelt pretensioners and other ... | 11/15/2005 |
| 6932878 | Explosive compositions A plastic mouldable explosive composition comprises a gelled binder and a particulate explosive filler contained in the binder, wherein the binder comprises a blend of polyethylene wax polymer together with a tackifying resin comprising a polyisobutene polymer. Desi... | 08/23/2005 |
| 6893516 | Insensitive pressable explosive An insensitive pressable explosive with a high level of energy comprises octogen grains or hexogen which are coated with a polysiloxane solution. ... | 05/17/2005 |
| 6833037 | Polymer bonded energetic materials A thermoplastic bonded energetic material which comprises a composition which comprises: Component A: an energetic filler material; and Component B: a polymeric binder for the energetic filler material; ... | 12/21/2004 |
| 6824626 | Gas-generating pyrotechnic compositions with a binder and continuous manufacturing process The invention is directed to a solvent-free gas-generating pyrotechnic composition, and a method for continuously manufacturing the composition in a twin-screw mixer-extruder, the composition including a binder, a nitrogenous organic compound, an oxidizing filler, a... | 11/30/2004 |
| 6740180 | Thermoplastic polymer propellant compositions A propellant is disclosed, comprising, as binder, an ethylene copolymer especially ethylene/vinyl acetate copolymer. The binder may be silane-grafted and moisture curable. A solid propellant composition may contain a plasticizer that is solid or semi-solid at 20° C... | 05/25/2004 |
| 6736912 | Combustible compositions for air-augmented rocket engines A solid combustible composition for use in solid fuel air-augmented rocket engines which very substantially increases the temperature efficiency of afterburner fuel combustion with ram air, thereby greatly increasing engine performance. The improvement comprises dis... | 05/18/2004 |
| 6673174 | High performance plastic bonded explosive Plastic bonded explosive (PBX) compositions utilizing CL-20 as the oxidizer, and particularly when the CL-20 is blended with particular combinations of binders and/or plasticizers, have been found to yield synergistic chemical combinations which demonstra... | 01/06/2004 |
| 6632378 | Nitrate ester plasticized energetic compositions, method of making and rocket motor assemblies containing the same A nitrate ester plasticized energetic composition in which the binder is made of, prior to curing, lower alkylene glycol prepolymer blocks end-capped with ethylene glycol monomers and/or oligomers. The end-capped prepolymer blocks are preferably difunctio... | 10/14/2003 |
| 6623574 | Gas generator composition A gas generating composition which is excellent in a combustion efficiency and a gas output and in which amounts of residues generated are reduced in the combustion is obtained. A gas generating composition comprising (a) 5 to 40% by weight of at least on... | 09/23/2003 |
| 6554928 | Binder for a gas generating material A gas generating material (16) comprises an oxidizer, a fuel, and a binder composition. The binder composition includes a polystyrene based thermoplastic block copolymer and a thermoplastic modifier. The thermoplastic modifier is miscible with the polysty... | 04/29/2003 |
| 6527885 | Explosives comprising modified copolymers of polyisobutylene, vinyl esters and maleic anhydride as emulsifiers The invention provides an explosive composition comprising A) an oxygen-donating constituent, which forms a disperse phase, B) an organic constituent, which forms a dispersion phase, and C) at least one emulsifier, wherein the emulsifier includes a copolymer comprising,... | 03/04/2003 |
| 6505562 | Gas generator composition and molding thereof A gas generating composition for air bags to be used as occupant crash protection systems in automobiles, which is less toxic or dangerous, can be easily handled, has a high combustion efficiency and a high gas generation efficiency, produces few residue ... | 01/14/2003 |
| 6436210 | Smoke-generating composition based on colophony derivatives A smoke-generating redox composition contains one or more esters of colophony or of hydrogenated colophony with an alcohol. Applications include use in a deterrent device.... | 08/20/2002 |
| 6431597 | Reduced smoke gas generant with improved mechanical stability An apparatus (12) comprises an inflatable vehicle occupant protection device (20) and a gas generating material (16) that when ignited produces gas to inflate the inflatable vehicle occupant protection device (20). The gas generating material (16) include... | 08/13/2002 |
| 6340401 | Gas generating composition An improved thermally stable, storage stable gas generating composition characterized by both an increased burning rate and a decreased pressure exponent for producing a clean, nontoxic, substantially ash- and solids-free gas for inflating inflatable stru... | 01/22/2002 |
| 6334961 | Low ash gas generant and ignition compositions for vehicle occupant passive restraint systems Solid gas generant compositions produce low particulates (e.g., condensed ash) when ignited. The solid gas generant compositions most preferably include a nitramine, at least one oxidizer selected from nitrates of strontium or cerium, in admixture with or... | 01/01/2002 |
| 6274064 | Metal oxide containing gas generating composition A gas generating composition comprising ammonium nitrate and a non-toxic metal oxide which reduces the pressure exponent and enables the composition to sustain combustion at or near atmospheric pressure, thereby improving combustion efficiency. The compos... | 08/14/2001 |
| 6238500 | Smokeless gas generating material An inflator (14) for inflating an inflatable vehicle occupant protection device (12) comprises a pressurized container (20), a gas generating material stored under pressure in the container (20), and an igniter (36) for igniting the gas generating materia... | 05/29/2001 |
| 6228193 | Vehicle occupant protection device and solid solution gas generating composition therefor A vehicle occupant protection device comprises a body of gas generating material which comprises a solid solution of a water soluble liquid oxidizer and a hydrophilic polymeric gelling agent. The gelling agent comprises carbon atoms in an effective amount... | 05/08/2001 |
| 6228191 | Gas-generating preparation with iron and/or copper carbonate A gas-generating preparation suitable for being used in an air bag includes ammonium nitrate, a derivative of guanidine and one or more metal carbonates as a deflagration catalyst. By using one or more metal carbonates as a deflagration catalyst, higher b... | 05/08/2001 |
| 6197135 | Enhanced energetic composites The instant invention relates to the use of certain selected neoalkoxy organo-titanates and organo-zirconates in energetic compositions to improve their processability, physical properties, and combustion properties. The organo-titanates and organo-zircon... | 03/06/2001 |
| 6176517 | Gas generating apparatus A gas generating apparatus for outputting a gas is provided. In one embodiment, the apparatus is an inflator having a propellant for supplying inflation gas(es) to an inflatable located in a vehicle. A confining member is located adjacent to the propellan... | 01/23/2001 |
| 6156230 | Metal oxide containing gas generating composition A gas generating composition comprising ammonium nitrate and a non-toxic metal oxide which reduces the pressure exponent and enables the composition to sustain combustion at or near atmospheric pressure, thereby improving combustion efficiency. The compos... | 12/05/2000 |
| 6136113 | Gas generating composition An improved thermally stable, storage stable gas generating composition characterized by both an increased burning rate and a decreased pressure exponent for producing a clean, nontoxic, substantially ash- and solids-free gas for inflating inflatable stru... | 10/24/2000 |
| 6123790 | Nonazide ammonium nitrate based gas generant compositions that burn at ambient pressure A nonazide gas generant that may be used in an inflation device, such as a vehicle passenger restraint system, comprising a hydrated or anhydrous mixture of nonazide fuel, an oxidizer and a quantity of copper phthalocyanine, otherwise known as Monarch Blu... | 09/26/2000 |
| 6073438 | Preparation of eutectic mixtures of ammonium nitrate and amino guanidine nitrate A eutectic solution of ammonium nitrate and either aminoguanidiine nitrate (AGN) or guanidine nitrate (AN) in the form of a present pellet is used to generate a particulate-free, non-toxic, odorless and colorless gas that is useful wherever an immediate s... | 06/13/2000 |
| 6045726 | Fire suppressant A fire suppressant composition is provided which exhibits a low pressure and low flame temperature. The composition comprises ammonium nitrate and a guanidine salt or derivative which produces greater than 3 moles of inert gas per 100 grams of composition... | 04/04/2000 |
| 6042663 | Propellant compositions with nitrocellulose and a polymer A rubbery polymer is produced in situ in a cast double base propellant composition.... | 03/28/2000 |
| 6009810 | Airbag propellant A plasticizer-free propellant for inflating passenger airbags in vehicles mprising from about 78 to about 90 weight percent of cyclotrimethylenetrinitramine (RDX) and from about 10 to about 22 weight percent of a plasticizer-free polymer binder formed by ... | 01/04/2000 |
| 5997666 | GN, AGN and KP gas generator composition The combination of guanidine nitrate (GN), aminoguanidine nitrate (AGN) and potassium perchlorate (KP) in defined proportions serves as an effective gas generative composition that displays enhanced burning rate performance at 2000 and 4000 psi. Through t... | 12/07/1999 |
| 5949016 | Energetic melt cast explosives A melt cast explosive containing bis(2,2-dinitropropyl)fumarate or 2,2-diropropyl-4,4-dinitropentanoate and a metal fuel such as aluminum, magnesium, boron, hafnium, zirconium or alloys or mixtures thereof. An inert thermoplastic elastomer diluent may be... | 09/07/1999 |
| 5936195 | Gas generating composition with exploded aluminum powder A gas generating composition, particularly for inflating devices such as air bag inflators, includes an effective amount of an exploded aluminum powder to both increase the burning rate and lower the composition's pressure exponent.... | 08/10/1999 |
| 5936194 | Thickened emulsion compositions for use as propellants and explosives Thickened emulsion compositions comprising a discontinuous oxidizer phase, continuous fuel phase, an emulsifier and a thickener composition comprising a carboxyl-containing polymer and a promoter selected from the group consisting of sodium thiocyanate an... | 08/10/1999 |
| 5866842 | Low temperature autoigniting propellant composition A low temperature autoigniting composition for use in a mobile occupant restraint system comprising, a low temperature melting oxidizer and a fuel, wherein the low temperature autoigniting composition autoignites in the temperature range of about 130° C.... | 02/02/1999 |
