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US 8,945,072 B2Granted
Heat generating device
AssigneeKao Corporation
InventorsHideshi Oda, Hidetoshi Taima, Shuji Ishikawa, Yasuto Saita
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AssigneeKao Corporation
InventorsHideshi Oda, Hidetoshi Taima, Shuji Ishikawa, Yasuto Saita
Estimating the term…
A heat generating device includes a holder and a heat generating member that is enclosed in the holder and that contains an oxidizable metal, a reaction accelerator, an electrolyte, and water. The heat generating member contains a transdermally-absorbable medicament and a solvent for dissolving the transdermally-absorbable medicament. It is preferable that the solvent is at least one type of polyol selected from polyols that are in their liquid state at 25° C. It is also preferable that the heat generating member further contains at least one type of solvent composed of an oily agent that is in its liquid state at 25° C. It is also preferable that the heat generating member further contains a surfactant. It is also preferable that the polyol is polyethylene glycol.
A heat generating device, comprising a holder and a heat generating member that is enclosed in said holder, wherein said heat generating member comprises an oxidizable metal, a reaction accelerator, an electrolyte, water, a transdermally-absorbable medicament and a polyol operable for dissolving said transdermally-absorbable medicament,
Dependencies are inferred from the claim text.