Heat Insulated Container
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United States of America Patent
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N/A
Issued Date -
Aug 14, 2008
app pub date -
Mar 28, 2005
filing date -
Mar 28, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A heat insulated container, in which the presence of this heat insulation performance can be confirmed from the outward appearance. In a heat insulated container formed by coating a radiation preventing film on at least one surface of an external surface of an internal glass container and an internal surface of an external glass container, disposing the internal container inside the external container with a gap provided therebetween, joining the internal container and the external container, and evacuating the gap to a vacuum and sealing it, an average particle diameter of particles on the surface of the radiation preventing film is made a predetermined value or more. According to the heat insulated container, since the average particle diameter of the particles on the surface of the radiation preventing film is a predetermined value or more, sufficient heat retaining performance can be obtained.
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