Carbon dioxide external preparation and material for formation of carbon dioxide external preparation
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United States of America Patent
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Issued Date -
Jul 27, 2006
app pub date -
Jul 4, 2003
filing date -
Jul 5, 2002
priority date (Note) -
Abandoned
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Abstract
A material for formation of carbon dioxide external preparation of the present invention comprises a base agent and a reactant. The base agent comprises a polymeric three-dimensional network structure impregnated with a viscous material containing at least an acid and water, and is made to contact with the skin in use. The reactant contains at least a carbonate, and contacts with the aforementioned viscous material in use so as to generate carbon dioxide, the carbon dioxide dissolving in the viscous material substantially in a non-bubble state.
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