Patent ID: 6887541

Claim:
An insulated packaging material, comprising: a sheet of face material formed as a bi-layer film having a first layer and a second layer, wherein said second layer has a lower melting temperature than said first layer; a polymer sealant layer applied to the first layer of the sheet; and a thermal insulating layer comprising one or more materials selected from the group consisting of fiberfill batt, melt blown fibers, knit fabric, woven material, and fleece; the thermal insulating layer having a thermal resistance in the range of 0.05 to 0.5 CLO (0.0077 to 0.077 m 2 *K/W) laminated to the second layer of the sheet, to form the packaging material having a thickness in the range of 0.0075 inch (0.0190 cm) to 0.07 inch (0.1778 cm).