PYROTECHNIC SPARK-FORCE COMPOUND OF YELLOW FIRE Russian patent published in 2019 - IPC C06B33/04 C06B31/02 

FIELD: pyrotechnics.

SUBSTANCE: invention relates to pyrotechnics, specifically to spark-fire pyrotechnic compositions for fireworks and salutes, which are used for entertainment. Pyrotechnic spark-force composition of yellow fire contains a coloring agent – strontium nitrate, supplemented with barium nitrate and strontium carbonate, metal fuel – powder of aluminum-magnesium alloy, sparking agent – aluminum powder, chloroparaffin colorant ChP-66T and organic combustible binder – iditol, and as process additives contains calcium stearate, fluorine rubber SKF-32-20, which is introduced in the form of a solution in acetone, and soot white SB-100 at optimum ratio of components.

EFFECT: during combustion of the composition, a luminous extended force is formed from bright sparks emitted into a flame, colored with a rich yellow color, which provides a bright spectacular effect of fireworks.

1 cl, 1 tbl, 5 ex