Rocket propellant

Claim 1

A COMPOSITION OF MATTER SUITABLE FOR USE AS A GASPRODUCING PROPELLANT CONSISTING ESSENTIALLY OF FROM ABOUT 70% TO ABOUT 85% BY WEIGHT OF AMMONIUM NITRATE, FROM ABOUT 1% TO ABOUT 8% BY WEIGHT OF PRUSSIAN BLUE COMBUSTION CATALYST, FROM ABOUT 0.5% TO ABOUT 7% OF FINELY DIVIDED CARBON CONTAINING NOT MORE THAN ABOUT 5% BY WEIGHT OF ASH AND A PLASTIC BINDER MATERIAL IN AN AMOUNT WITHIN THE RANGE OF FROM ABOUT 10% TO ABOUT 25% BY WEIGHT OF SAID COMPOSITION WHICH BINDER MATERIAL CONSISTS ESSENTIALLY OF (A) FROM ABOUT 18% TO ABOUT 40% BY WEIGHT OF CELLULOSE ACETATE WHICH ANALYZES FROM ABOUT 51% TO ABOUT 57% ACETIC ACID AND (B) FROM ABOUT 60% TO ABOUT 82% BY WEIGHT OF PLASTICIZER COMPONENTS CONSISTING ESSENTIALLY OF: (I) THE LIQUID POLYESTERIFICATION CONDENSATION PRODUCT OBTAINED BY REACTING ONE MOL OF AN ALIPHATIC OXYDICARBOXYLIC ACID CONTAINING 4 TO 6 CARBON ATOMS PER MOLECULE WITH ABOUT 1.08 MOLS TO ABOUT 1.30 MOLS OF AT LEAST ONE DIHYDRIC ALCOHOL SELECTED FROM THE CLASS CONSISTING OF ETHYLENE GLYCOL, PROPYLENE GLYCOL, POLYETHYLENE GLYCOL ETHER, POLYPROPYLENE GLYCOL ETHER AND MIXTURES THEREOF WHICH ETHERS AND MIXTURES THEREOF HAVE AN AVERAGE MOLECULAR WEIGHT NOT MORE THAN ABOUT 200 AND WHICH POLYESTERIFICATION CONDENSATION PRODUCT IS ESSENTIALLY ANHYDROUS AND HAS AN AVERAGE MOLECULAR WEIGHT OF ABOUT 250 TO ABOUT 1000, AND (II) AT LEAST ONE NITRODIPHENYL ETHER CONTAINING FROM ONE TO THREE NITRO GROUPS PER MOLECULE AND SUBSTANTIALLY NOT MORE THAN TWO NITRO GROUPS ON ANY BENZENE NUCLEUS, WHEREIN THE RATIO BY WEIGHT OF SAID POLYESTERIFICATION CONDENSATION PRODUCT (I) TO SAID NITRODIPHENYL ETHER (II) IN SAID BINDER IS FROM ABOUT 1:4 TO ABOUT 4:1.