Hot cup made from an insulating paperboard

Details Hot cup made from an insulating paperboard Hot cup made from an insulating paperboard

B - Operations, Transporting

65

D

B65D 81/38 (2006.01) A47G 19/22 (2006.01) B32B 29/00 (2006.01) B65D 85/72 (2006.01) D21H 27/30 (2006.01)

Patent

CA 2549450

An insulating paperboard contains at least one layer of cellulose fibers. The one layer is at least partially composed of processed cellulosic fibers. The paperboard provides sufficient insulation to provide a hot water .DELTA.T across the paperboard of at least 0.8 °C per 0.1 mm of caliper. A hot cup may be produced from the insulating paperboard.

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