Phase change material blend, method for making, and devices using same
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United States of America Patent
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Nov 25, 2003
Grant Date -
Jan 16, 2003
app pub date -
Feb 12, 2002
filing date -
Jul 11, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a powdered mix of a phase change material blend. The blend includes a polar phase change material bound substantially to at least one surface of a clay matrix having a surface charge, wherein the blend is present in a powdered form at temperatures above and below the phase change temperature of the polar phase change material. The present invention also relates to a method of making the powdered mix of a phase change material blend and a therapy pack including the powdered mix of a phase change material blend.
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