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US 3,971,729 AGranted
Preparation of gas generation grain
AssigneeSpecialty Products Development Corporation
InventorHubert G. Timmerman
Life of this patent
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Abstract
A technique is provided for making a granulated propellant suitable for gas generation for an automobile passenger restraint bag. The propellant is about 1/4 anhydrous nickel formate and 3/4 potassium chlorate. The dry powders are blended and mixed with about 12 to 15% of liquid comprising water and up to 50% methanol. The blended mixture is granulated and dehydrated.
Claims10
A process for preparing a deflagration gas generation mixture comprising the steps of:
- mixing substantially anhydrous nickel formate powder with an oxidizer compound powder;
- blending the mixture with a liquid having more water than sufficient to form nickel formate dihydrate;
- agglomerating the blended mixture;
- and
- substantially completely dehydrating the agglomerated mixture.
2 more elements
Dependencies are inferred from the claim text.