Gum propellant grains with inhibitor coating

Explosive and thermic compositions or charges – Structure or arrangement of component or product – Coated component

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149 14, 149 198, 149 92, 149 99, 149100, 149107, 102103, C06B 4522

Patent

active

039486974

ABSTRACT:
Propellant inhibitors are provided for cellulose-containing particulate solid propellants, and particularly for nitrocellulose-containing gun propellants, in which the inhibitor is the reaction product of a polyfunctional isocyanate such as polymethylene polyphenyl isocyanate and a polyol such as polyethylene glycol.

REFERENCES:
patent: 3677010 (1972-07-01), Fink et al.
patent: 3714047 (1973-01-01), Marion et al.

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