A method to produce pyrotechnical igniting

Details A method to produce pyrotechnical igniting A method to produce pyrotechnical igniting

C - Chemistry, Metallurgy

06

B

C06B 21/00 (2006.01) C06B 33/06 (2006.01) C06C 9/00 (2006.01)

Patent

CA 2332903

The invention relates to pyrotechnic primer charges produced on the basis of metal powders or metal hydride powders, potassium perchlorate and binders. In order to obtain a homogenous mixture, the powdery components are mixed with a liquid dispersing agent in a suspension with the aid of ultrasound and dosed having said consistency. Mixing for obtaining a suspension can also be carried out directly in a casing receiving the pyrotechnic primer charges.

L'invention concerne des jeux d'amorce pyrotechniques, produits à base de poudres métalliques ou de poudres hybrides métalliques, de perchlorate de potassium et de liants. Afin d'obtenir un mélange homogène, il est prévu de mélanger les constituants pulvérulents avec un agent de dispersion liquide en une suspension, à l'aide d'ultrasons et de les doser dans cette consistance. L'opération de mélange pour former une suspension peut également s'effectuer directement dans un boîtier recevant le jeu pyrotechnique d'amorce.

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