Ignition elements and finely graduatable ignition components

Abstract

An ignition element consists of a combination of first and second ignition components. The first ignition component contains at least one primer, at least one heat-conducting additive selected from the group consisting of zirconium, aluminum, titanium, ferrotitanium, zirconium boride, zirconium hydride and mixtures thereof, at least one oxidant and a binder. The second ignition component contains at least one ingredient that produces hot reaction particles, an oxidant, and a binder.

1 . Ignition element consisting of a combination of two ignition components, characterized in that the first ignition component (filament component) contains at least one primer, at least one heat-conducting additive, at least one oxidant, and a binder, and the second ignition component (power component) contains at least one ingredient that produces hot reaction particles, an oxidant, and a binder.  
     
     
         2 . Ignition element according to    claim 1   , characterized in that lead azide, diazodinitrophenol, silver azide, picrate, or tricinate, preferably lead picrate, is used as the primer of the filament component.  
     
     
         3 . Ignition element consisting of a combination of two ignition components, characterized in that the first ignition component (filament component) contains a heat-conducting primer or a heat-conducting primer with a heat-conducting additive and a binder and the second ignition component (power component) contains at least one ingredient that produces hot reaction particles, an oxidant, and a binder.  
     
     
         4 . Ignition element according to    claim 3   , characterized in that the heat-conducting primer used is silver azide.  
     
     
         5 . Ignition element according to one of    claims 1    to    4   , characterized in that inorganic or organic heat-conducting substances, preferably metals, metal compounds, or organometallic compounds are used as the heat-conducting additive.  
     
     
         6 . Ignition element according to one of    claims 1    to    5   , characterized in that zirconium, aluminum, titanium, ferrotitanium, metal compounds, preferably zirconium boride or zirconium hydride or a mixture of these heat-conducting additives is used as the heat-conducting additive.  
     
     
         7 . Ignition element according to one of    claims 1    to    6   , characterized in that the ingredient producing the hot reaction particles in the power component consists of zirconium in various crystal modifications, titanium, or mixtures thereof.  
     
     
         8 . Ignition element according to one of    claims 1    to    7   , characterized in that KClO 3  and/or KClO 4  is used as the oxidant.  
     
     
         9 . Ignition element according to one of    claims 1    to    8   , characterized in that polyvinyl acetate, polysulfone, or polyether sulfone, preferably polyvinyl acetate, is used as the binder.  
     
     
         10 . Ignition element according to one of claims  1  or  2 , characterized in that the filament component consists of 20 to 80 parts of picrate, 80 to 20 parts of a mixture of heat-conducting additive according to    claim 5    and oxidant according to    claim 8    and 1 to 6 parts of binder according to    claim 9   , preferably 4 parts of binder according to    claim 9   .  
     
     
         11 . Ignition element according to    claim 10   , characterized in that the mixture of heat-conducting additive and oxidant consists of 60 to 90 parts of heat-conducting additive and 10 to 40 parts of KClO 4 .  
     
     
         12 . Ignition element according to one of    claims 3    to    9   , characterized in that the filament component consists of 100 parts of heat-conducting primer, preferably silver azide, and 1 to 6 parts, preferably 4 parts, of binder.  
     
     
         13 . Ignition component consisting of at least one primer, at least one heat-conducting additive, at least one oxidant, and one binder.  
     
     
         14 . Ignition component according to    claim 13   , characterized in that lead azide, diazodinitrophenol, silver azide, picrate, or tricinate, preferably lead picrate, is used as the primer.  
     
     
         15 . Ignition component consisting of a heat-conducting primer or a heat-conducting primer with heat-conducting additive and a binder.  
     
     
         16 . Ignition component according to    claim 15   , characterized in that silver azide is used as the heat-conducting primer.  
     
     
         17 . Ignition component according to one of    claims 13    to    16   , characterized in that inorganic or organic heat-conducting substances, preferably metals, metal compounds, or organometallic compounds, are used as the heat-conducting additive.  
     
     
         18 . Ignition component consisting of an ingredient that produces hot reaction particles, an oxidant, and a binder.  
     
     
         19 . Ignition component according to    claim 18   , characterized in that the ingredient producing hot reaction particles consists of zirconium in various crystal modifications, titanium, or mixtures thereof.  
     
     
         20 . Ignition component according to one of    claims 13    to    16   , characterized in that zirconium, aluminum, titanium, ferrotitanium, metal compounds, preferably zirconium boride or zirconium hydride or a mixture of these heat-conducting additives are used as the heat-conducting additive.  
     
     
         21 . Ignition component according to one of    claims 13    to    20   , characterized in that KClO 3  and/or KClO 4  is used as the oxidant.  
     
     
         22 . Ignition component according to one of    claims 13    to    21   , characterized in that polyvinyl acetate, polysulfone, or polyether sulfone, preferably polyvinyl acetate, is used as the binder.  
     
     
         23 . Ignition component according to    claim 13    or    14   , characterized in that it consists of up to 20 to 80 parts of picrate, 80 to 20 parts of a mixture of heat-conducting additive according to    claim 5    and oxidant according to    claim 8    and 1 to 6 parts of binder according to    claim 9   , preferably 4 parts of binder according to    claim 9   .  
     
     
         24 . Ignition component according to    claim 23   , characterized in that the mixture of heat-conducting additive and oxidant consists of 60 to 90 parts of heat-conducting additive and 10 to 40 parts of KClO 4 .