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US 2014/0369895 A1Published application
Device for evaporating volatile compositions
AssigneeThe Procter & Gamble Company
InventorsRonald David TURNER, Erik John HASENOEHRL, Jeannine Rebecca BAHM, Dana Paul GRUENBACHER
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Abstract
A device comprises a delivery engine comprising a volatile composition and a microporous membrane, and an evaporation assistance element. In some embodiments the device includes a fan is configured to move a volume of air over the microporous membrane to facilitate evaporation of the volatile composition into the atmosphere.
Claims24
A device comprising:
- a housing;
- a fan assembly positioned within said housing;
- a delivery engine positioned within said housing and downstream of said fan assembly, wherein said delivery engine comprises:
- a reservoir containing a liquid volatile composition, and
- a microporous membrane in fluid communication with said liquid volatile composition when said delivery engine is activated;
- and
- wherein said fan assembly is configured to move a volume of air at least partially over said microporous membrane to evaporate said liquid volatile composition into the atmosphere.
4 more elements
A device comprising:
- a delivery engine comprising:
- a reservoir containing a liquid volatile composition, and
- a microporous membrane in fluid communication with said liquid volatile composition when said delivery engine is activated;
- an evaporation assistance element configured to evaporate about 15 mg/hr to about 70 mg/hr of said liquid volatile composition from said microporous membrane into the atmosphere.
1 more element
A device comprising:
- a delivery engine comprising:
- a reservoir containing a liquid volatile composition, and
- a microporous membrane in fluid communication with said liquid volatile composition when said delivery engine is activated, wherein said microporous membrane comprises an evaporation surface area of about 2 cm2 to about 25 cm2;
- and
- wherein said delivery engine comprises an evaporation rate of about 15 mg/hr to about 70 mg/hr of said liquid volatile composition from said microporous membrane to the atmosphere.
2 more elements
Dependencies are inferred from the claim text.