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| Number | Title | Issue Date |
| 7150855 | Pelletized nitrocellulose (PNC) manufacture and long term storage A method of making pelletized nitrocellulose (PNC) includes preparing a lacquer, the lacquer comprising nitrocellulose (NC), ethyl acetate and ethyl centralite, the NC having a nitrogen content of at least about 12.2%; mixing the lacquer with an antisolvent to there... | 12/19/2006 |
| 7067586 | Methods of making ABA-type block copolymers having a random block of hydrophobic and hydrophilic monomers Block copolymers are prepared by living-type or semi-living type free radical polymerization, with said copolymers having at least one random block comprised of at least one hydrophobic monomer and at least one hydrophilic monomer. The selection of hydrophobic and h... | 06/27/2006 |
| 6979022 | Flexible inflator with co-extruded propellant and moisture barrier A flexible inflator for an inflation assembly and related gas generating propellant compositions are provided. The flexible inflator includes at least one elongated strand of a propellant co-extruded with a moisture barrier. The propellant compositions are adapted f... | 12/27/2005 |
| 6969435 | Metal complexes for use as gas generants Gas generating compositions and methods for their use are provided. Metal complexes are used as gas-generating compositions. These complexes are comprised of a metal cation template, a neutral ligand containing hydrogen and nitrogen, and sufficient oxidizing anion t... | 11/29/2005 |
| 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 |
| 6955732 | Advanced thermobaric explosive compositions 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... | 10/18/2005 |
| 6913661 | Ammonium nitrate propellants and methods for preparing the same The present invention is directed to an age-stabilized and/or strengthened ammonium nitrate propellant composition wherein the strengthening agent is selected from the group consisting of azodicarbonamide, dicyandiamide, oxamide and mixtures thereof and wherein the ... | 07/05/2005 |
| 6863751 | Minimum signature propellant This invention relates to energetic compositions, which offer increased performance in conjunction with a total absence of halogen based oxidizers to eliminate exhaust products, such as hydrogen chloride. The oxidizers of choice are various combinations neat ammoniu... | 03/08/2005 |
| 6852182 | Hydrolyzable prepolymers for explosive and propellant binders A degradable prepolymer for explosive and propellant compositions having increased hydrolyzability comprising at one —O—CH2—O— linkage within the backbone of the prepolymer. The degradable prepolymer is useful as a binder for explosive and propell... | 02/08/2005 |
| 6849140 | Incendiary composition for a fin-stabilized kinetic energy projectile An incendiary composition (14) for a fin-stabilized kinetic energy projectile (1), which can be arranged in the tail region of the projectile (1) and, upon impact with a target (13), penetrates the target (13) as a separate unit be... | 02/01/2005 |
| 6835255 | Reduced energy binder for energetic compositions Improved binders for energetic compositions include high molecular weight polyester polyol binder polymers and energetic plasticizers wherein the plasticizer to polymer ratio is 1.6:1 or less. ... | 12/28/2004 |
| 6790299 | Minimum signature propellant This invention relates to energetic compositions, which offer increased performance in conjunction with a total absence of halogen based oxidizers to eliminate exhaust products, such as hydrogen chloride. The oxidizers of choice are various combinations neat ammoniu... | 09/14/2004 |
| 6692655 | Method of making multi-base propellants from pelletized nitrocellulose In this method for making multi-base propellants, pelletized nitrocellulose is coated with an electrostatically insensitive liquid elastomer precursor or non-plasticizer while wetted in a non-solvent diluent, preferably in the absence of plasticizers. The... | 02/17/2004 |
| 6613168 | High energy propellant with reduced pollution This invention relates to energetic compositions, which offer increased performance in conjunction with a total absence of hydrogen chloride in the combustion products. The formulation avoid the use of halogen based oxidizers to prevent the formation of h... | 09/02/2003 |
| 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 |
| 6508894 | Insensitive propellant formulations containing energetic thermoplastic elastomers An energetic and recyclable propellant composition, which is capable of withstanding cold temperature, includes an energetic copolyurethane thermoplastic elastomer. The propellant composition can be used as a gun or rocket propellant, an explosive or in a... | 01/21/2003 |
| 6417290 | Synthesis of energetic polyester thermoplastic homopolymers and energetic thermoplastic elastomers formed therefrom Polymerization of -bromomethyl--methyl-ଲ-propiolactone (BMMPL) or -chloromethyl--methyl-ଲ-propiolactone (CMMPL) yielded thermoplastic homopolymers that upon azidation led to a novel energetic thermoplastic polyester... | 07/09/2002 |
| 6395859 | Hydrolyzable, energetic thermoplastic elastomers and methods of preparation thereof The present invention provides energetic thermoplastic elastomers which may be used as binders in propellant, explosive and pyrotechnic applications. The elastomers of the present invention are all hydrolyzable, allowing recycling of the elastomer's const... | 05/28/2002 |
| 6364975 | Ammonium nitrate propellants The present invention is directed to an age-stabilized and/or strengthened ammonium nitrate propellant composition wherein the strengthening agent is selected from the group consisting of azodicarbonamide, dicyandiamide, oxamide and mixtures thereof and w... | 04/02/2002 |
| 6361630 | Cool burning gas generating composition An apparatus (10) comprises an inflatable vehicle occupant protection device (16) and a gas generating composition which when ignited produces gas to inflate the inflatable vehicle occupant protection device (16). The gas generating composition comprises ... | 03/26/2002 |
| 6350330 | Poly(butadiene)poly(lactone) thermoplastic block polymers, methods of making, and uncured high energy compositions containing same as binders A thermoplastic, elastomeric block copolymer comprises at least one poly(butadiene) and at least one pair of poly(lactone) blocks flanking the poly(butadiene) block. Each poly(lactone) block is derived from a lactone having between 8 and 18 carbon atoms i... | 02/26/2002 |
| 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 |
| 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 |
| 6190475 | Castable infrared illuminant compositions Compositions are provided which, when burned, produce significant levels of infrared radiation, but only limited levels of visible radiation. The basic components of the compositions include a binder, an oxidizer, and a fuel, where the binder also acts th... | 02/20/2001 |
| 6156137 | Gas generative compositions Gas generative compositions especially useful in inflators for protective passive restraint devices (e.g., motor vehicle air bags, escape slide chutes, lift rafts, and the like) include a nitrogen-containing fuel and an oxidizer selected from copper (II) ... | 12/05/2000 |
| 6143101 | Chlorate-free autoignition compositions and methods Chlorate-free autoignition compositions are disclosed, and may be embodied in compositions comprised of (i) an azodiformamidine dinitrate (ADFD), a self-deflagrating, low ignition temperature fuel, (ii) an oxidizer (e.g., a perchlorate, nitrate or mixture... | 11/07/2000 |
| 6126763 | Minimum smoke propellant composition A high-performance minimum smoke propellant composition comprising an oxidizer and a lead salt which reduces the amount of smoke produced and enables the composition to sustain combustion at low pressure. The propellant is useful for various purposes, suc... | 10/03/2000 |
| 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 |
| 6123789 | Castable infrared illuminant compositions Compositions are provided which, when burned, produce significant levels of infrared radiation, but only limited levels of visible radiation. The basic components of the compositions include a binder, an oxidizer, and a fuel, where the binder also acts th... | 09/26/2000 |
| 6086692 | Advanced designs for high pressure, high performance solid propellant rocket motors A solid rocket propellant formulation with a burn rate slope of less than about 0.15 ips/psi over a substantial portion of a pressure range of about 1,000 psi to about 7,000 psi and a temperature sensitivity of less than about 0.15%/° F. is provided. A h... | 07/11/2000 |
| 6066213 | Minimum smoke propellant composition A high-performance minimum smoke propellant composition comprising a high energy plasticizer blend and a lead salt which reduces the amount of smoke produced and enables the composition to sustain combustion at low pressure. The propellant is useful for v... | 05/23/2000 |
| 6051087 | Low smoke rocket motor liner compositions A formulation is provided which is capable of performing as a liner layer between a rocket motor casing and the propellant grain disposed within the interior of the rocket motor casing. The composition produces relatively little smoke during the operation... | 04/18/2000 |
| 6024810 | Castable double base solid rocket propellant containing ballistic modifier pasted in an inert polymer Castable propellant formulations are provided including reduced toxicity ballistic modifiers that do not adversely increase the sensitivity of the propellant to shock detonation. Failure to adequately control the propellant burn rate often results in unac... | 02/15/2000 |
| 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 |
| 5912430 | Pressable infrared illuminant compositions Compositions are provided which, when burned, produce significant levels of infrared radiation, but only limited levels of visible radiation. The basic components of the compositions include a binder, an oxidizer, and an organic fuel. Preferred oxidizers ... | 06/15/1999 |
| 5872328 | Ferrocene derivatives New ferrocene derivatives with the general formula: ##STR1## are described with X=H or OH Y=H or CH2 0H Z=(CH2)s --CH2 OH R=straight-chain or branched alkyl residue with 2 to 6 C atoms r=0 to 8, preferably 0 to 2 s=0 to 8, pref... | 02/16/1999 |
| 5847311 | Hybrid inflator with crystalline and amorphous block copolymer A hybrid inflator for an inflatable vehicle occupant protection device comprises a quantity of a stored inflation fluid (42) and a body (44) of an ignitable combustible material to heat the stored inflation fluid and increase its pressure. The body (44) o... | 12/08/1998 |
| 5844165 | Energetic nitro malonate polyester binders Liquid nitromalonate polyesters and methods for their preparation are disclosed. Solid propellants are provided which employ as the binder a nitromalonate polyester. These propellants are resistant to plasticizer syneresis and crystallization and provide ... | 12/01/1998 |
| 5811725 | Hybrid rocket propellants containing azo compounds Hybrid rocket propellants are disclosed that contain azo compounds, i.e., compounds containing the group R--N.dbd.N--R' as part of their structure, where R and R' represent a variety of groups including aliphatic, alicyclic and heterocyclic groups. The az... | 09/22/1998 |
