RU2001126122A

RU2001126122A - LIQUID LIQUID MISSILE FUEL ON THE BASIS OF DINITRAMIDE

Info

Publication number: RU2001126122A
Application number: RU2001126122/02A
Authority: RU
Inventors: Челль АНФЛО; Никлас ВИНГБОРГ
Original assignee: Свенска Рюмдактиеболагет
Priority date: 1999-02-26
Filing date: 2000-02-23
Publication date: 2003-11-10

Claims

1. The composition of the liquid monobasic rocket fuel, including a solution:

A) an oxidizing agent of the general formula

where X is a cation selected from the group consisting of [H ₂ NOH]

\binom{+}{2}

OHNH

\binom{+}{3}

NH

\binom{+}{4}

, CH ₃ NH

\binom{+}{3}

, (CH ₃ ) ₂ NH

\binom{+}{2}

, (CH ₃ ) ₃ NH ⁺ , (CH ₃ ) ₄ N ⁺ , C ₂ H ₅ NH

\binom{+}{4}

, (C ₂ H ₅ ) ₂ NH

\binom{+}{2}

, (C ₂ H ₅ ) ₃ NH ⁺ , (C ₂ H ₅ ) ₄ N ⁺ , (C ₂ H ₅ ) (CH ₃ ) NH

\binom{+}{2}

, (C ₂ H ₅ ) (CH ₃ ) ₂ N ⁺ , (C ₃ H ₇ ) ₄ N ⁺ , (C ₄ H ₉ ) ₄ N ⁺ , N ₂ H

\binom{+}{5}

, CH ₃ N ₂ H

\binom{+}{4}

, (CH ₃ ) ₂ N ₂ H

\binom{+}{3}

, (CH ₃ ) ₃ N ₂ H

\binom{+}{2}

, (CH ₃ ) ₄ N ₂ H ⁺ and (CH ₃ ) ₅ N

\binom{+}{2}

; and

D represents an anion of dinitramide, and;

B) fuel, and;

C) optionally a solvent for the oxidizing agent, which is also either miscible with fuel or a solvent for fuel, provided that if (B) and (C) are the same or (C) is absent, the fuel is not dimethylformamide, nitrobenzene or acetonitrile.

2. The rocket fuel according to claim 1, where the solvent is water, hydrogen peroxide, or a mixture thereof.

3. Rocket fuel according to claim 1 or 2, where the fuel is a solvent for the oxidizing agent.

4. Rocket fuel according to any one of claims 1 to 3, where the specified fuel is one or more energy compounds selected from the group consisting of mono-, di-, tri- and polyhydric alcohols having 1-6 carbon atoms, amino acids , carboxylic acids, ketones, primary, secondary and tertiary amines, formamides, aldehydes and saturated liquid hydrocarbons.

5. Rocket fuel according to any one of claims 1 to 4, where the composition forms a saturated solution of an oxidizing agent at 0 ° C.

6. The rocket fuel according to any one of claims 1 to 5, wherein the fuel is selected from N-methylpyrrolidone, glycine, acetone, methanol, ethanol and glycerol, and is preferably glycerol.

7. Rocket fuel according to any one of claims 1 to 6, where the rocket fuel includes from 15 to 55 wt.% Fuel combined mass of fuel + solvent, preferably from 20 to 50 wt.% Of fuel combined mass of fuel + solvent and more preferably from 25 to 45% by weight of the combined fuel mass fuel + solvent, and most preferably about 61% ADN, about 26% water and about 13% glycerol.

8. Rocket fuel according to any one of claims 1 to 7, where the -X group of the oxidizing agent is NH

\binom{+}{4}

or N ₂ H

\binom{+}{5}

.

9. Use of a liquid solution

A) an oxidizing agent of the general formula

where X is a cation; and

D represents an anion of dinitramide, and;

B) fuel, and;

C) optionally, a solvent for the oxidizing agent, which is also either miscible with fuel or a solvent for fuel, as a monobasic liquid propellant.