Method for preparing anhydrous tetrazole gas generant compositio

Plastic and nonmetallic article shaping or treating: processes – Explosive or propellant article shaping or treating

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149 1992, 1491096, 264 34, C06B 2100

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active

054726476

ABSTRACT:
A present method involves preparing an anhydrous gas generant by forming a quantity of granulated anhydrous gas generating material into a shaped charge wherein the gas generating material is an oxidizer and at least one fuel selected from the group consisting of tetrazoles. More particularly, a preferred method involves preparing an anhydrous gas generating composition by preparing a slurry of gas generating material which comprises oxidizer particles larger than 1 micron and fuel particles larger than 1 micron wherein the oxidizer is selected from the group consisting of a metal peroxide, an inorganic nitrate, an inorganic nitrite, a metal oxide, a metal hydroxide, an inorganic chlorate, an inorganic perchlorate, or a mixture thereof, and the fuel is selected from the group consisting of tetrazoles; granulating the slurry to obtain granules of a selected weight average particle size; drying the granules to an anhydrous condition; and pelletizing the anhydrous granules.

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