Insulating paperboard
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United States of America Patent
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app pub date -
Sep 12, 2006
filing date -
Jun 30, 2005
priority date (Note) -
Abandoned
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Abstract
An insulating paperboard contains at least one layer of cellulose fibers. The one layer is at least partially composed of cellulosic fibers and synthetic fibers. The paperboard provides sufficient insulation to provide a hot water AT across the paperboard of at least 0.6.degree. C. per 0.1 mm of caliper change. A hot cup may be produced from the insulating paperboard.
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