摘要 |
1. Pyrotechnical smoke compositions which produce impenetrable smoke in the visible and infra-red range based on halogen donors, as well as metal powders and/or oxides or on the basis of red phosphorus, which contain additional alkali metal salts, characterised in that caesium compounds are additionally admixed with the smoke compositions which are dispersed in the case of combustion and absorb radiations in the infra-red range. |