| 摘要 |
<p>1. Illuminating pyrotechnic composition comprising a polyurethane binder, a solid oxidising agent, an emissive compound and, if appropriate, a metal fuel, characterised in that the proportion by weight of the solid oxidising agent together with the emissive compound is between 75% and 90% of the total weight of the composition, the weight of the emissive compound being greater than the weight of the solid oxidising agent, and the amount of metal fuel being less than 5% of the total weight of the composition.</p> |
