Breakdown of solid propellants and explosives, recovery of nitra

Details Breakdown of solid propellants and explosives, recovery of nitra Breakdown of solid propellants and explosives, recovery of nitra

1981-07-16

1983-06-21

Miller, Edward A.

Explosive and thermic compositions or charges

Processes of making

149 92, 149124, 264 3R, C06B 4510

Patent

active

043892655

ABSTRACT:
Processes for reclaiming nitramines from propellants by dissolution of the rosslinked propellant binder by heating the propellant with either (1) a mixture of 2-aminoethanol, an aromatic solvent, and optionally a second low molecular weight alcohol, or (2) a mixture of a mineral acid (HCl, H.sub.2 SO.sub.4, and H.sub.3 PO.sub.4, but not HNO.sub.3), a organic solvent which is acetone, methyl ethyl ketone, ethylene glycol monomethyl ether, tetrahydrofuran, or mixtures thereof, and water.

REFERENCES:
patent: 3909497 (1975-09-01), Hendry et al.
patent: 4018636 (1977-04-01), O'Neill et al.
patent: 4057442 (1977-11-01), Shaw et al.
patent: 4098627 (1978-07-01), Tompa et al.
patent: 4229182 (1980-10-01), Frosch
patent: 4293352 (1981-10-01), Lee et al.

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