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4874441 |
Explosive for warheads and solid rocket propellant
An explosive with maximum energy yield for warheads and solid rocket propellants comprises a high-energy secondary explosive with inorganic perchlorate and metal component with a high affinity for...
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4842658 |
Aging-resistant single-base powder, process for manufacture, and application to gas generators
The present invention relates to nitrocellulose single-base propellent powders which exhibit good resistance to aging and to moisture. The powders according to the invention characteristically...
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4842659 |
Insensitive high energy explosive compositions
A high energy explosive composition containing 80 to 95 percent HMX having low susceptibility to sympathetic detonation. The composition also contains between 2.9 to 10 percent cellulose acetate...
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4818309 |
Primer composition
An explosive composition comprising (a) a water-in-oil emulsion comprising (i) a discontinuous aqueous phase comprising at least one oxygen-releasing salt, (ii) a continuous water-immiscible...
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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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4767577 |
Process and apparatus for producing plastic-bound propellant powders and explosives
A process and apparatus for producing plastic-bound propellant powders and explosives in crystalline form, with the apparatus including an extruder comprising a casing with a feed opening,...
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4761250 |
Process for preparing 1,5-diazido-3-nitrazapentane
A process for producing 1,5-diazido-3-nitrazapentane (DANPE) which comprises the steps of nitrating diethanolamine with nitric acid in a halogenated solvent such as methylene chloride to form...
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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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4732626 |
Water-in-oil emulsion explosive composition
A water-in-oil emulsion explosive having a high resistance against dead pressing is obtained by adding a cushioning medium having a high impact energy-absorbing property to a water-in-oil emulsion...
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4722757 |
Solid explosive composition
This invention provides a solid explosive composition comprising a low-water content melt-in-fuel emulsion when prepared at elevated temperature which solidifies on cooling. The emulsion comprises...
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4718954 |
Explosive compositions
An improved explosive composition and a method for making the composition are disclosed. The explosive composition is prepared by first formulating a gel concentrate that comprises a mixture of a...
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4714572 |
Method for the manufacture of composite explosives
The disclosure relates to a method for producing composite explosives of the type hexotonal and octonal by the intermediary of a two-stage wet granulation process comprising a first granulation...
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4705582 |
Desensitized explosive composition
Explosive compositions based on TNT (trinotrotoluene) having incorporated therein as desensitizer an ozokerite wax.
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4701227 |
Ammonium nitrate explosive compositions
The shock sensitivity of explosives based on ammonium nitrate can be decreased by adding thereto a desensitizing amount of a polyethyleneimine or a polyethyleneimine polynitrate.
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4701557 |
1,9-difluoro-1,1,3,5,7,9,9-octanitro-3,7-diazanonane and method of preparation thereof
1,9-Difluoro-1,1,3,5,5,7,9,9-octanitro-3,7-diazanonane, C 7 H 8 F 2 N 10 O 16 , is disclosed as a new energetic oxidizer for solid propellants. A method for producing the new oxidizer is also...
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4699741 |
Method of phlegmatization of crystalline explosives and other explosive crystalline substances, as well as a method of producing plastic bound explosive and substances produced according to the method
The disclosure primarily relates to a method of phlegmatizing crystalline or otherwise particulate explosive substances or compositions in which these are included, by first coating the discrete...
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4693181 |
Linear cutting charge
The application discloses improvements in hollow charges for linear cutting or demolition purposes wherein a bar formed from a composite of explosive material and a first pliant material has a...
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4693764 |
Control of processibility by particle size in high energy solid propellants
A solid propellant which utilizes a high solids loading of blended HMX (8%) by combining unground and ground HMX particles to achieve desired processing control.
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4689097 |
Co-oxidizers in solid crosslinked double base propellants (U)
Use of mixtures of certain solid oxidizers in minimum smoke crosslinked propellants dramatically enhances burn rates.
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4676849 |
Gas bubble-sensitized explosive compositions
This invention relates to the preparation of gas bubble-sensitized explosive compositions which are liquid during their manufacture. It is possible to achieve particularly fine bubble sizes and...
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4664729 |
Water-in-oil explosive emulsion composition
Provided is a water-in-oil explosive emulsion composition having a 1/2 cartridge gap sensitivity of at least about three inches, yet a water content of at least about 10 percent by weight. The...
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4657607 |
Process for the solvent-free manufacture of compound pyrotechnic products containing a thermosetting binder and products thus obtained
The present invention relates to the field of compound pyrotechnic products. The invention relates to a three-step, solvent-free process for the manufacture of compound pyrotechnic products...
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4632715 |
Low burn rate motor propellant
A low burn rate motor propellant containing hydroxyl terminated polybutade, HMX and hexanedioldimerate polymer.
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4632714 |
Microcellular composite energetic materials and method for making same
Essentially anhydrous energetic compositions, including explosives, propellants, flares, and gas generators, are initially formed at process temperatures above the solidification temperature of...
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4623409 |
Preparation of 1,1'-dinitro-3,3'-azo-1,2,4-triazole
A new high density composition of matter, 1,1'-dinitro-3,3'-azo-1,2,4-triazole, has been synthesized using inexpensive, commonly available compounds. This compound has been found to be an...
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4608102 |
Primer composition
A primer composition using manganese dioxide as the predominant oxidizer is disclosed. The manganese dioxide oxidizer is combined with a fuel source and non-metallic initiating explosive material....
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H000106 |
Novel energetic sulfate salts and a process for their preparation
Novel energetic sulfate salts which form a eutectic with ammonium nitrate ntaining explosive formulations are disclosed. The eutectic quality of such formulations facilitates melt loading thereof....
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4600450 |
Microknit composite explosives and processes for making same
A new arrangement of matter is developed which can be formulated to be a high explosive, a propellant or a gas generator. The new arrangement of matter in its explosive embodiment is known as a...
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4600451 |
Perchlorate based microknit composite explosives and processes for making same
A new arrangement of matter is developed which can be formulated to be a high explosive, a propellant or a gas generator. The new arrangement of matter in its explosive embodiment is known as a...
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4600452 |
Eutectic microknit composite explosives and processes for making same
A new arrangement of matter is developed which can be formulated to be a high explosive, a propellant or a gas generator. The new arrangement of matter in its explosive embodiment is known as a...
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H000078 |
5-aza-3,3,7,7-tetranitrononane-1,9-diols and method of preparation
Energetic diols of the formula ##STR1## wherein R is --H, --NO, --NO 2 , --CN, or --CH 2 COOH, and diesters of the formula ##STR2## wherein R is --H, --NO, --NO 2 , --CN, --CH 2 COOCH 3 , --CH 2 ...
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4585496 |
Method of producing high-density slurry/prill explosives in boreholes and product made thereby
The pneumatic loading of essentially free-flowing slurry-bearing ammonium nitrate (AN) prills, i.e., AN prills which carry or support a water gel or water-in-oil emulsion, produces a high-density...
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4567296 |
1-Fluoro-1,1,5-trinitro-3-oxa-5-azahexane and method of preparation
1-Fluoro-1,1,5-trinitro-3-oxa-5-azahexane which is prepared by reacting one mole of 2-fluoro-2,2-dinitroethanol with one mole of an acetate of the formula ##STR1## wherein R is --CF 3 or CH 3 .
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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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4564405 |
PYX Purification technique
The formation of two crystalline forms of 2,6-bis (picrylamino)-3,5 dinitropyridine is accomplished by a purification method wherein needle-shaped crystals of 2,6-bis (picrylamino)-3,5...
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4555277 |
Extrusion cast explosive
Improved, multiphase, high performance, high energy, extrusion cast explosive compositions, comprising, a crystalline explosive material; an energetic liquid plasticizer; a urethane prepolymer,...
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4555280 |
Process for simultaneously crystallizing components of EAK explosive
Improved process for manufacturing an explosive eutectic composition comprising about 46% by weight ammonium nitrate, about 46% by weight ethylene diamine dinatrate, and about 8% by weight...
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4555279 |
Low detonation velocity explosive composition
A liquid-type low detonation-velocity explosive composition having reduced shock energy with unhindered bubble energy, and a method for minimizing damage from explosive well stimulation procedure...
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4554032 |
Water-in-oil emulsion explosive composition
A water-in-oil emulsion explosive composition containing hollow microspheres obtained by firing volcanic ash and having a bulk density of 0.05-0.1 and an average particle size of 10-100 μm has...
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4554031 |
Cold moldable explosive composition
A cold moldable explosive composition comprises 85 to 98% by weight of at least one explosive chosen from among octogen, hexogen, pentrite, hexanitrostilbene and triaminotrinitrobenzene, 1.5 to 11%...
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4552597 |
Soft composite explosives and process for making same
A soft composite explosive composition is made by forming an oil-continuous, melt-in-fuel emulsion in which the discontinuous phase is comprised of ammonium nitrate and other ingredients which...
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4552598 |
Ethylenediamine salt of 5-nitrotetrazole and preparation
Ethylenediamine salt of 5-nitrotetrazole and preparation. This salt has been found to be useful as an explosive alone and in eutectic mixtures with ammonium nitrate and/or other explosive...
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4548660 |
Water-in-oil emulsion explosive
Disclosed herein is an explosive of a water-in-oil emulsion type including an aqueous oxidizer solution, an oily material, an emulsifier and hollow microspheres, wherein the oily material forming...
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4547234 |
Explosive composition
An explosive composition containing micro-voids consisting of thermoplastic resin hollow microspheres coated with a thermosetting resin has a remarkably excellent low temperature detonability in a...
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4539430 |
Preparation of ethylenediamine dinitrate
Method for the preparation of ethylenediamine dinitrate. Ethylenediamine dinitrate, a useful explosive, may readily be prepared by solvent extraction of nitrate ion from an acidic aqueous solution...
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4533415 |
High energy propellant
A high energy propellant or explosive charge is prepared by compacting a normally pulverulent secondary high explosive, such as HMX or RDX, and retaining the pulverulent material packed as a...
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4530728 |
Expanding embedment resin for composite-modified double-base propellants
An embedment system with controlled shrinkage for use with a composite-modified double-base propellant composition which is comprised of an embedment granule portion in percent by weight of...
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4528049 |
Seismic explosive composition
A dry explosive seismic composition which can be initiated by low grain detonating cord so as to minimize the fire hazards typically associated with seismic testing. Preferred compositions within...
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4523967 |
Invert emulsion explosives containing a one-component oil phase
Method of maximizing stability and minimizing production of toxic fumes as explosion by-products by utilizing a moisture resistant blasting composition and said composition, comprising an invert...
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4522756 |
Alkyl, azido, nitro ethers and method of preparation
A family of compounds using as energetic plasticizers having the general structural formula R--N(NO 2 )--CH 2 CH 2 CH 2 (OCH 2 CH 2 ) 2 X wherein R is an alkyl group having from 1 to 10 carbon...
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