Fragmentable charges of propellant powder coated with...

Details Fragmentable charges of propellant powder coated with... Fragmentable charges of propellant powder coated with...

C - Chemistry, Metallurgy

06

B

52/42

C06B 45/24 (2006.01) C06B 21/00 (2006.01) C06B 45/10 (2006.01) C06B 45/28 (2006.01)

Patent

CA 1156839

A B S T R A C T The process for the manufacture of fragmentable charges of propellant powder containing nitrocellulose, according to the invention, is characterized in that, in a conventional process for the manufacture of propellant powder containing nitrocellulose, with solvent, a glazing operation is carried out, in which a glazing solution con- taining at least polyvinyl nitrate and a stabilizer is sprayed onto the grains of powder, and in that, after evaporation of the solvent from the said solution, the grains of powder thus obtained are compressed at between about 80 and 120°C. The fragmentable charges of the present invention are useful for weapons of small and medium calibre.

335797

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