초록 ▼

7. A process for preparing a solid propellant composition having a plateau-burning rate comprising the steps of A. MIXING AT ROOM TEMPERATURE THE FOLLOWING INGREDIENTS UNTIL A VISCOUS BINDER RESULTS: -Ingredients Percent by weight ________________________________ High energy plasticizer selected fro

7. A process for preparing a solid propellant composition having a plateau-burning rate comprising the steps of A. MIXING AT ROOM TEMPERATURE THE FOLLOWING INGREDIENTS UNTIL A VISCOUS BINDER RESULTS: -Ingredients Percent by weight ________________________________ High energy plasticizer selected from 15 to 85 the group consisting of pentaerythritol trinitrate, diethylene glycol dinitrate, trimethylolethane trinitrate and mixtures thereof -Ingredients Percent by weight ________________________________ Plastisol nitrocellulose 10 to 50 Ethyl centralite .4 to 5; ________________________________ B. BLENDING INTO SAID BINDER, UNTIL A HOMOGENEOUS POURABLE MIXTURE RESULT A CURED PROPELLANT COMPOSITION WHICH HAS BEEN MILLED TO AN AVERAGE PARTICLE SIZE OF ABOUT 30 MESH, SAID COMPOSITION CONSISTING ESSENTIALLY OF THE FOLLOWING INGREDIENTS - Ingredients Percent by weight ________________________________ Nitrocellulose 13.5 to 27.5 Nitroglycerin 10.5 to 22.5 Additives .003 to 6 ________________________________ SAID ADDITIVES SELECTED FROM THE GROUP CONSISTING OF DI-N-PROPYL ADIPATE, 2-NITRODIPHYLAMINE, LEAD b

대표청구항 ▼

A process for preparing a solid propellant composition having a modified burning-rate comprising the steps of providing a cured double base propellant which has been milled to a uniform mesh, mixing said propellant with an uncured nitrasol binder until a homogenous mixture results, casting said mixt

A process for preparing a solid propellant composition having a modified burning-rate comprising the steps of providing a cured double base propellant which has been milled to a uniform mesh, mixing said propellant with an uncured nitrasol binder until a homogenous mixture results, casting said mixture and curing in an oven at about 180°F. for about 2 hours.