| 摘要 |
The invention provides a liquid non-aqueous air freshener composition comprising at least 20 % by weight of a polar solvent; at least 10 % by weight of a non-polar solvent; and an active substance. According to a preferred embodiment of the invention, the active substance is a perfume. The composition is particularly useful for diffusing active substances such as fragrances, insect repellents or attractants, and the like, into the surrounding air from air freshener articles or devices of the type possessing hydrophobic diffusion membranes.
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