申请人:Givaudan S.A.
公开号:US20210128770A1
公开(公告)日:2021-05-06
An air freshening device is provided. The device includes a water-based fragrance emitter including water, a water absorbing polymer and a fragrance composition. The fragrance composition includes from about 3% to about 70% by weight of at least one fragrance ingredient exhibiting a standard equilibrium headspace concentration (HS
i
0
) below about 100 μg/L. The water-based fragrance emitter provides a working signal and an end of life signal upon evaporation. The air freshening device is a warming device.