SHOCK ABSORBING SHEET, SHOCK ABSORBING ADHESIVE SHEET, DOUBLE-SIDED SHOCK ABSORBING ADHESIVE SHEET FOR AFFIXING FRONT PLATE, DOUBLE-SIDED SHOCK ABSORBING ADHESIVE SHEET FOR AFFIXING BACK PLATE, AND DOUBLE-SIDED SHOCK ABSORBING ADHESIVE SHEET FOR AFFIXING BACKLIGHT UNIT

摘要

The present invention provides a shock absorbing sheet having excellent shock resistance, which is suitable for use as a base for an adhesive sheet for bonding and affixing a component that constitutes a portable electronic device to the device main body. In addition, one purpose of the present invention is to provide: a shock absorbing adhesive sheet which comprises this shock absorbing sheet; a double-sided shock absorbing adhesive sheet for affixing a front plate; a double-sided shock absorbing adhesive sheet for affixing a back plate; and a double-sided shock absorbing adhesive sheet for affixing a backlight unit. The present invention is a shock absorbing sheet which has at least one shock absorbing layer having a maximum value of the loss tangent tan δ of 0.84 or more at a frequency of from 1.0 × 104 to 1.0 × 106.5 Hz at 23°C.