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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...
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6805760 |
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 avoids the...
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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...
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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...
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5970877 |
Gun propellant coating
A coating for a gun propellant powder wherein the graphite commonly used to coat a gun propellant powder is totally or partially replaced with molybdenum disulfide in an amount equal to or less...
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5747665 |
Tungsten as a hypergolic fuel gel additive
Tungsten is added to fuel gels to increase the density specific impulse. l gels contain monomethylhydrazine or other hypergolic liquids well known in the art. The quantity of tungsten employed can...
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5661261 |
Gas generating composition
A solid composition for generating gases when ignited is a combination 5-aminotetrazole and at least two oxidizers selected from the group consisting of potassium nitrate, potassium per-chlorate,...
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5627339 |
Energetic compositions containing no volatile solvents
Energetic compositions and the process for obtaining same for use as the itable composition in infrared-emitting decoy flares, for high-temperature ignition compositions, and the like, are...
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5554820 |
High solids rocket motor propellants using diepoxy curing agents
A PBAN-based solid rocket motor propellant which includes more than 85% or more solids is provided. Propellants of this nature are possible using the combination of diepoxide curing agents and PBAN...
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5525171 |
Pyrotechnic compositions generating clean and nontoxic gases, containing a thermoplastic elastomer binder
The present invention relates to the field of gas-generating pyrotechnic compositions intended for motor vehicle safety. The compositions according to the invention include: an oxygen-containing...
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5271778 |
Chlorine-free solid rocket propellant for space boosters
A stable chlorine-free solid rocket propellant composition containing a low energy binder component having an HEX value not exceeding about 0 cal/gm and comprising, in combination, a nitrate salt...
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5180452 |
Solid propellant formualtions producing acid neutralizing exhaust
Scavenging and neutralization of HCl from the exhaust plume of a solid grain rocket motor is achieved by including elemental magnesium as the sole metallic component. The magnesium acts both as a...
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5149384 |
Propellant material
A solid propellant acts in a chamber to propel a member such as a rocket, the chamber being closed to the atmosphere. The propellant provides high density-impulses and, when combusted, produces end...
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5076868 |
High performance, low cost solid propellant compositions producing halogen free exhaust
High performance solid propellant compositions producing halogen-free exhaust products comprised of Ammonium Nitrate and powdered magnesium and optionally containing polyoxypropylene glycol as a...
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5059260 |
Composite rocket propellant composition with a controllable pressure exponent
Gem-difluoroamino compounds are employed as a partial or complete replacement for TVOPA (trisvinoxypropyl adduct), tris-1,2,3-[bis(1,2-difluoroamino)-ethoxy]propane, in accordance with the...
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4944816 |
Ultra-ultrahigh burning rate composite modified double-base propellants containing porous ammonium perchlorate
Ultra-ultrahigh burning rate composite modified double-base propellants are btained by use of porous ammonium perchlorate as a replacement for the ultra-ultrafine ammonium perchlorate. The porous...
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4941931 |
Gas-generated expandable beads as burning rate accelerators
Mechanical enhancement of the burning rate of solid propellants is achieved y the incorporation of limited percentages of gas-generated-expandable beads into the solid propellant composition during...
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H000717 |
High burn rate ammonium perchlorate propellant
A solid propellant composition employing 2,2-bis(t-butyldicyclopentadienyon)propane (TBD) as the burn rate enhancer in a weight percent from about 2 to about 6 weight percent yields higher...
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4881994 |
Iron oxide catalyst propellant, and method for making same
A method of making a ferric oxide burning rate catalyst that results in a highly active, finely divided burning rate enhancing catalyst. An iron-containing compound that is capable of vaporization...
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4854981 |
Iron oxide catalyst and method for making same
A highly active, finely divided ferric oxide burning rate catalyst and method for making the same. The catalyst is made by vaporizing an iron-containing compound that is capable of vaporization at...
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4812179 |
Method of increasing the burning rate enhancement by mechanical accelerators
The mechanical burning rate accelerators, e.g., graphite linters or alumi whiskers, which are employed to enhance the burning rate of solid propellants are modified by depositing specks of metal...
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4798637 |
Composite solid propellants containing bitetrazoles
Composite solid propellants are provided containing, in an amount effective to reduce the burning rate of the propellant, at least one bitetrazole compound.
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4794682 |
Making a power source utilizing encapsulated lithium pellets
A heat exchanger 16 for a thermal power source includes a chamber 18 provided with an igniter 28 and a reactant inlet 30. Within the chamber 18 is a mass of lithium pellets 10 and 12, each provided...
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4775432 |
High molecular weight polycaprolactone prepolymers used in high-energy formulations
Poly(caprolactone) polymers are provided having molecular weights of 4000 or higher, are used to form propellant binders. When the high molecular weight poly(caprolactone) polymers are used in...
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4747892 |
Melt-castable explosive composition
A melt castable explosive composition not based on TNT is disclosed which consists essentially of about 10 to 20 weight percent of a matrix material having a melting temperature of about 60° to...
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4747891 |
Solid propellant containing an aziridinyl bonding agent
The binder/charge adhesive of the present invention makes it possible to improve the bonding between the charges and the polyurethane binder of a propellent composition. This agent is an...
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4707199 |
Non nitroglycerin-containing composite-modified double-base propellant
The glycidyl azide polymer produced by hydrolysis of glycidyl chloride fowed by reaction with sodium azide is employed in a crosslinked composite-modified double-base propellant composition both in...
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4664674 |
Method of making a priming device for a heating unit
A method of making priming devices for a fuel element is disclosed. A high quality priming device is obtained by treating suitable pieces of cellulose with catalyzing agents such as manganates or...
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4658578 |
Igniting rocket propellants under vacuum conditions
Improved igniter compositions for rocket motors are provided which, when cured, are non-volatile and are capable of igniting under vacuum conditions and burning steadily at reduced pressures. Said...
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4655859 |
Azido-based propellants
A high energy, high performance, ultrahigh-burning rate composite propell results when 2-azidoethyl acrylate is copolymerized with acrylic acid and is employed as the binder system for the...
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4655858 |
Burning rate enhancement of solid propellants by means of metal/oxidant agglomerates
Preformed metal/oxidant agglomerates for enhancement of propellant burning ate are prepared from a finely divided metal (aluminum, boron, titanium, etc.), ammonium perchlorate, and a small quantity...
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4597811 |
Prevention of unwanted cure catalysis in isocyanate cured binders
This disclosure identifies certain dicarboxylic acids (e.g., maleic and oic) and methods of use to obtain extended pot life in diisocyanate cured polymer systems such as hydroxy terminated...
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4566919 |
Sensitized cast emulsion explosive composition
The invention relates to a cast explosive composition having a relatively high density and energy and a critical diameter no larger than about 150 mm at a temperature of 5° C. The composition...
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4548659 |
Cast emulsion explosive composition
The invention relates to a cast explosive composition having a high density, energy and critical diameter and comprising inorganic oxidizer salt consisting primarily of ammonium nitrate, a...
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4493741 |
Amine salts as bonding agents
The polyamine compound, TEPAN, a partially cyanoethylated tetraethylene pamine, is reacted with a selected ammonium salt to form an adduct of TEPAN and the selected ammonium salt. The ammonium salt...
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4482406 |
Propellant plasticizer
A plasticizer for propellant compositions is 2-hydroxy-3-butoxypropyl oleate. The plasticizer can be incorporated into propellants which conventionally include a binder fuel component, oxidizer...
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4447278 |
Castable pyrotechnic composition with a chlorinated binder
The subject of the invention is a castable pyrotechnic composition of the type producing smoke with a colored or colorless flame comprising in particular an oxidation-reduction pair and a...
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4445948 |
Polymer modified TNT containing explosives
The present invention relates to an improved explosive TNT based composit consisting of TNT, HDX, RDX, aluminum and a small amount of an elastomeric linear polymer having polar groups dissolved or...
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4427468 |
Curable propellant binding systems with bonding agent combination
A curable binder for use in forming a castable propellant of the hydroxy-terminated polybutadiene type which uses a combination of two bonding agents, an aziridine polyester and an amine polyester....
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4412874 |
Silane ballistic modifier containing propellant
A silicon compound as a burning rate catalyst for a solid propellant comption is disclosed along with the solid propellant composition for which the silicon compound is an effective catalyst. The...
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4411717 |
Solid rocket propellants comprising guignet's green pigment
A solid rocket propellant composition comprising a major amount of ammonium perchlorate, a minor amount of aluminum powder, a minor amount of a binder, and an effective, burn rate modifying amount...
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4361450 |
Plastic bonded explosive compositions
Plastic bonded self-explosive compositions having improved thermal stability consisting essentially of a self-explosive, e.g., hexanitro-stilbene, which exhibit an exotherm as measured by...
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4343663 |
Resin-bonded water-bearing explosive
Self-supporting water-bearing explosive products, e.g., for use as primers and in blasting and seismic charges, contain discrete cells of an aqueous solution of an inorganic oxidizing salt and/or...
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4337103 |
Composite propellant with differentially cured area at initial burn surface
Composite rocket propellants, in which the base component is a functionally terminated rubber, and case-bonded rocket motors containing same, are provided, wherein cross-link density at, and...
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4332632 |
Solid propellant composition
A solid rocket propellant comprising (1) ammonium perchlorate, (2) alumin (3) poly(1,2-butylene) glycol, (4) the reaction product of propylene oxide and either trimethylolpropane, hexanetriol or...
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4332631 |
Castable silicone based magnesium fueled propellant
A castable solid propellant composition suitable for use as a fuel generator for a ducted rocket motor is provided. The binder for the composition is a crosslinked polysiloxane. The polysiloxane...
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4318344 |
Spinning tubular projectile combustible sabot
This invention relates to a combustible sabot and process for its preparan for a spinning tubular projectile. This combustible sabot is prepared in such a way and of such materials that it combusts...
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4302258 |
Composite propellant with 0.2μ or smaller metal fuel
A composite-type propellant is disclosed. The propellant contains metal grains having an average grain size of not more than 0.2μ as an exothermic agent.
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4289551 |
High-energy explosive or propellant composition
Pour-castable composites are disclosed having mechanical properties such that they are useful either as a high-energy explosives or as propellants. The novel composites include (a) either RDX or...
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4243444 |
Ballistic modifiers, synthesis . . . propellants
A new class of ballistic modifiers and the synthesis thereof is disclosed rein and are used in propellants either individually or as admixtures in percentages of approximately 0.5 to 6 weight...
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