PROCESS FOR PREPARING AMMONIUM DINITRAMIDE
Assignee
US Government
Filed as: UNITED STATES OF AMERICA, THE, AS REPRESENTED BY THE SECRETARY OF THE NAVY
Filed
Oct 15, 1992
Granted
Feb 3, 1998
Location
Arlington VA (defense contractors)
Abstract
A process for preparing ammonium dinitramide by: (1) nitrating either ethyl carbamate or methyl carbamate to form the corronding mononitrate compound, ethyl N-nitrocarbamate or methyl N-nitrocarbamate; (2) reacting the N-nitrocarbamate with ammonia under anhydrous conditions to produce the corresponding ammonium salt, ammonium ethyl N-nitrocarbamate or ammonium methyl N-nitrocarbamate; (3) nitrating the ammonium salt and then treating the reaction mixture with ammonia to produce ammonium dinitramide, ammonium nitrate, and regenerate the original ethyl carbamate or methyl carbamate compound.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Feb 8, 1993
Rescinded
Feb 18, 1997
Duration
4 years
Inventor
- 1ALFRED G. STERN
Sensitive facility: Arlington VA (defense contractors)
Record Details
- Patent number
- US 5714714
- Application
- 07990116
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
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