PROBLEM TO BE SOLVED: To provide an aerosol for exterminating pest insects, which does not cause problems such as a fire and a burn in storage and use.SOLUTION: An aerosol for exterminating harmful insects includes: a pressure proof container 1 for storing in the interior a pest insect behavior inhibiting agent A obtained by employing a hydrochlorofluorocarbon that is preferably HFO-1234ze as an active ingredient and mixing this with liquefied natural gas or dimethyl ether, the agent A having a combination of jetting action and cooling action and the container 1 being configured so that a valve 3 is provided on an upper part, and a stem 5 of the valve 3 is pushed down to thereby open an injection hole 4 of the stem 5 and a head cap 2 fitted to a top of the pressure proof container 1, provided with an injection port 10 and an inflow port 11 fitted to the stem 5 of the valve 3 in the pressure proof container 1, and having a passage 12 for injection formed in the interior extending from the inflow port 11 to the injection port 10.COPYRIGHT: (C)2014,JPO&INPIT【課題】保管時や使用時において、火災や火傷といった問題が生じることのない害虫駆除用エアゾールを提供する。【解決手段】HFO-1234zeの代替フロンを有効成分とし、これに液化天然ガス又はジメチルエーテルを混合した噴射作用兼冷却作用をもつ害虫行動阻害剤Aを内部に収容すると共に、バルブ3を上部に設けて、このバルブ3のステム5を押し下げることでステム5の放出口4が開く耐圧容器1と、この耐圧容器1の上部に取り付けると共に、噴射口10を設け、かつ耐圧容器1におけるバルブ3のステム5に嵌合する流入口11を設けて、この流入口11から噴射口10に達する噴射用流路12を内部に形成するヘッドキャップ2と、からなる害虫駆除用エアゾールである。【選択図】図3
