Crosslinked single or double base propellant binders

Details Crosslinked single or double base propellant binders Crosslinked single or double base propellant binders

1980-09-11

1983-06-07

Lechert, Jr., Stephen J.

Explosive and thermic compositions or charges

Structure or arrangement of component or product

Solid particles dispersed in solid solution or matrix

149 198, 149 88, 149 92, 149 94, 149 95, 149102, C06G 4510

Patent

active

043869785

ABSTRACT:
A crosslinked binder for crosslinked single and double base propellant is provided. The binder is prepared from nitrocellulose, certain polyester diols which contain both aliphatic and aromatic ester functionality and a polyfunctional isocyanate having an NCO functionality of at least three. The propellant prepared from the binder exhibits improved mechanical property aging characteristics under conditions of high humidity.

REFERENCES:
patent: 3956890 (1976-05-01), Davis
patent: 4234364 (1980-11-01), Robinson

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