Patent ID: 7179523

Claim:
An imaging member comprising an imaging layer and a base wherein said base comprises a thermoplastic polymer closed cell foam core sheet, wherein said foam core sheet has a topside and a bottom side, wherein said topside of said foam core sheet is adhered to an upper sheet, and said bottom side of said foam core sheet is adhered to a lower sheet, wherein said foam core sheet has a modulus of between 100 and 2758 MPa and a tensile toughness between 0.344 and 35 MPa, and wherein each of said upper and lower sheets has a modulus of between 1380 and 20000 MPa and a toughness between 1.4 and 210 MPa wherein each of said upper and lower sheets is selected from at least one member of the group consisting of paper, polyolefins, and polystyrene.