Encapsulated, particulate energetic composition and the making of same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C06B-045/20
C06B-021/00
출원번호
US-0587321
(2009-09-24)
등록번호
US-10125058
(2018-11-13)
발명자
/ 주소
Bellitto, Victor J.
출원인 / 주소
The United States of America as Represented by the Secretary of the Navy
대리인 / 주소
Zimmerman, Fredric J.
인용정보
피인용 횟수 :
0인용 특허 :
4
초록▼
An encapsulated, particulate energetic composition includes one of explosive particles of a known size, oxidizer particles of a known size, and a mixture of explosive particles and oxidizer particles of known sizes, in which particles of one of the explosive particles, the oxidizer particles, and th
An encapsulated, particulate energetic composition includes one of explosive particles of a known size, oxidizer particles of a known size, and a mixture of explosive particles and oxidizer particles of known sizes, in which particles of one of the explosive particles, the oxidizer particles, and the mixture of the explosive and the oxidizer particles, are encapsulated by a combustible fuel of a known thickness to enhance the energy output. A method of making the encapsulated, particulate energetic composition includes placing one of explosive particles, oxidizer particles, and a mixture of explosive particles and oxidizer particles within a deposition chamber, mixing one of the explosive particles, the oxidizer particles, and the mixture of explosive particles and the oxidizer particles, and depositing, to a known encapsulating thickness, a combustible fuel onto the one of the explosive particles, the oxidizer particles, and the mixture of explosive particles and oxidizer.
대표청구항▼
1. An encapsulated, particulate energetic composition, consisting of: one of explosive particles of a known size, oxidizer particles of a known size, and a mixture of explosive particles and oxidizer particles, wherein said one of said explosive particles each comprises a particle surface,wherein sa
1. An encapsulated, particulate energetic composition, consisting of: one of explosive particles of a known size, oxidizer particles of a known size, and a mixture of explosive particles and oxidizer particles, wherein said one of said explosive particles each comprises a particle surface,wherein said explosive particles and said oxidizer particles of said mixture are of known sizes,wherein particles of said one of said explosive particles, said oxidizer particles and said mixture of explosive particles and oxidizer particles, are encapsulated by a known thickness of a combustible fuel,wherein a thin film of the combustible fuel is bonded to said particle surface through a reaction to encapsulate said one of said explosive particles, said oxidizer particles and said mixture of explosive particles and oxidizer particles where the thin film is immediately adjacent the particle surface, which is encapsulated, andwherein said know thickness of the thin film is directly depositedand directly bonded to the particle surface absent an intermediate layer between the thin film and the particle surface using a sputtering process in order to form the encapsulated, particulate energy composition, andwherein the combustible fuel is one of a combustible metal and a combustible metal oxide. 2. The encapsulated, particulate energetic composition of claim 1, wherein said explosive particles comprise any of 1,3,5-trinitro-1,3,5-triazinan (RDX), 1,3,5,7-tetranitroperhydro-1,3,5, 7-tetrazocine (HMX), 2,4,6,8,10,12-hexanitro 2,4,6,8,10,12-hexaazaisowurtzitane (CL-20), 2-methyl-1,3,5-trinitrobenzene (TNT), 2,4,6-trinitrophenyl-N-methlynitramine (Tetryl), 1,3,5-trinitro-2-[2-(2,4,6-trinitrophenyl)ethenyl]benzene (HNS), 3-nitro-1,2, triazol-5-one (NTO), 1,3,3-trinitroazetidine (TNAZ), nitroguanidine (NQ), tetrazine dioxide (TDO), 2,4,6-trinitrobenzene (TNB), 2,4,6-trinitropyridine (TNPy), 2,4,6-trinitropyridine-N-oxide (TNPyOx) 2,6-diazido-4-nitro-pyridine-N-oxide (DazN-PyOX), triaminoguanidinium azotetrazolate (TAGAZ), diamino azobis tetrazine (DAAT), 2,5-diamino-3,6-dinitropyrazine (ANPZ-i), 2,6-diamino-3,5-dinitropyridine-1-oxide (ANPyO), 2,6-diamino-3,5-dinitropyridine (ANPy), 2,6-bis(picrylamino)-3,5 dinitropyridine (PYX), 2,4-dinitroimidazole (DNI), 1,1-diamino-2,2-dinitroethylene (DADNE or FOX-2,6-diamino-3,5-dinitropyrazine (ANPZ), 2,6-diamino-3,5-dinitropyrazine-1-oxide (LLM-105), 1,3-dinnitrato-2,2-bis(nitratomethyl)propane (PETN), 4,1O-Dinitro-2,6,8,12-tetraoxa-4, 10-diaza-tetracyclododecane (TEX), ammonium dinitramide (AND), 1-amino-2,4,6-trinitrobenzene (MATB), 1,3-diamino-2,4,6-trinitrobenzene (DATB), 1,3 diazido-2-nitrazapropane (DANP), 1,5 diazido-2,4-nitrazapentane (DADZP), 1,7 diazido-2,4,6-trinitrazaheptane (DATH), n-propyl azidoethyl nitramine (Pr NENEA), and 1,3,5 triamino-2,4,6-trinitrobenzene (TATB). 3. The encapsulated, particulate energetic composition of claim 1, wherein said oxidizer particles comprise any of potassium nitrate, sodium nitrate, ammonium nitrate, potassium perchlorate, sodium perchlorate, ammonium perchlorate, lithium perchlorate, nitronium perchlorate, ammonium dinitramide, hydrazinium nitroformate, and phosphorus pentoxide. 4. The encapsulated, particulate energetic composition of claim 1, wherein said combustible fuel comprises any of aluminum, copper, iron, tungsten, hafnium, tantalum, magnesium, nickel, sodium, molybdenum, potassium, phosphorous, silicon, boron, aluminum oxide, copper oxide, iron oxide, tungsten hafnium oxide, tantalum oxide, magnesium oxide, nickel oxide, sodium monoxide, molybdenum oxides, potassium oxide, boron oxides, and silicon oxides. 5. The encapsulated, particulate energetic composition of claim 1, wherein said known size of said explosive particles, said known size of said oxidizer particles, and said known sizes of said explosive particles and said oxidizer particles in said mixture ranges from 0.1 microns diameter to 1 centimeter diameter. 6. The encapsulated, particulate energetic composition of claim 1, wherein said known thickness of a combustible fuel is greater than 1 nanometer. 7. The encapsulated, particulate energetic composition of claim 1, further comprising any of a combustion catalyst, a desensitizer, a plasticizer, and a wetting agent. 8. An encapsulated, particulate energetic composition, consisting of: one of explosive particles of a known size, oxidizer particles of a known size, d a mixture of explosive particles and oxidizer particles, wherein said one of said explosive particles and said oxidizer particles being of known sizes, wherein particles of said one of explosive particles, said oxidizer particles, said mixture of explosive particles and oxidizer particles, are and encapsulated a by known thickness of one of a combustible metal oxide fuel, and a combustible metal fuel and the combustible metal oxide fuel, wherein a thin film of said one of said combustible metal oxide fuel, an said combustible metal fuel and said combustible metal oxide fuel, is bonded to said particle surface through a reaction to encapsulate said one of said explosive particles, said oxidizer particles and said mixture of explosive particles and oxidizer particles where the thin film is immediately adjacent the particle surface, which is encapsulated, and said known thickness of the thin film is formed from a continuous sputtering deposition process,wherein said known thickness of the thin film is directly deposited and directly bonded to the particle surface using a continuous sputtering deposition process absent an intermediate layer between the thin film and the particle surface in order to form the encapsulated, particulate energy composition. 9. The encapsulated, particulate energetic composition of claim 1, wherein the encapsulated, particulate energetic composition includes the explosive particle comprised of RDX crystals and the combustible fuel comprised of aluminum, wherein a bond exists between a nitro group of the RDX crystals and the aluminum, and wherein a N 1s x-ray photoelectron spectrum of the bond includes the nitro group peak of the RDX crystal is diminished in intensity relative to a ring structure peak of the RDX crystal.
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이 특허에 인용된 특허 (4)
William J. Lukasavage ; Karri A. Brock ; Lawrence A. Behrmann ; Wallace E. Voreck, Granulation process.
Manning Thelma G. (Montville NJ) Turci Joseph (Long Valley NJ) Mezger Mark J. (Mt. Bethel PA) Strauss Bernard (Rockaway NJ), Insensitive energetic compositions, and related articles and systems and processes.
Schwarz William W. (Huntsville AL) Stephens William D. (Huntsville AL), Propellants and pyrotechnic compositions containing aluminum-coated ammonium perchlorate.
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