Instant cold pack
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Aug 27, 2002
Issued Date -
N/A
app pub date -
Jan 8, 2001
filing date -
Oct 19, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A plastic cold pack comprises a water bag and a coolant consisting of ammonium, nitrate sodium carboxyl methyl cellulose, and sodium chloride. In use, press or knead the cold pack to break the water bag. Instantly, a chemical reaction occurs as the coolant mixes with water released from the water bag. Such chemical reaction is capable of cooling a contact object at about 26.degree. C. instantly for serving as a soothing means in an emergency.
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