PROBLEM TO BE SOLVED: To provide an aromatic flying insect pest repelling material in a liquid type including an aromatic component as an active ingredient, which is excellent in safety, compact in size, and can volatilize a medicine to a control space at a suitable rate though being an agent type not spilled even if it is fallen down, and with which a space control effect swiftly appears and maintains.SOLUTION: Regarding the aromatic flying insect pest repelling material, a liquid perfume agent 6 obtained by mixing a flying insect pest repelling aromatic component having an ester group such as benzyl acetate, aryl hexanoate and acetic acid 4-tertialy butylcyclohexyl into a volatile assistant obtained by mixing 12 to 14C normal paraffin based hydrocarbon and glycol ether in the range of (1:3) to (1:5) is charged to a container 1, and is covered with a liquid aromatic permeable film 2 having a suitable volatilization rate, thus can be volatilized through the film.COPYRIGHT: (C)2013,JPO&INPIT【課題】香料成分を有効成分とする液体タイプの芳香性飛翔害虫忌避材であって、安全性にも優れ、コンパクトで、倒してもこぼれない剤型でありながら、防除空間への薬剤の揮散が適切な速度で可能であり、空間防除効果が早く現れ、持続する、飛翔害虫用の芳香性防虫忌避材を提供する。【解決手段】酢酸ベンジル、ヘキサン酸アリル、酢酸4-ターシャリーブチルシクロヘキシル等のエステル基を有する飛翔害虫忌性香料成分を、炭素数が12から14であるノルマルパラフィン系炭化水素とグリコールエーテルとが1:3から1:5の範囲で混合してなる揮散助剤に混ぜ合わせて得られる液体香料剤6を、容器1に入れ、適度な揮散速度を持つ液体香料剤透過性フィルム2で覆うことにより、該フィルムを通して揮散させることができる芳香性防虫忌避材。【選択図】図1