TRANSPARENT THERMOSENSITIVE PACKAGING SHEET, AND TRANSPARENT PACKAGING CONTAINER AND PACKAGING METHOD IN WHICH SAID SHEET IS USED

摘要

Provided is a transparent thermosensitive packaging sheet and a transparent packaging container that can be imprinted when used without the packaging sheet or the packaging container requiring a label to be affixed thereto. The transparent thermosensitive packaging sheet has, in order from the front surface side to the rear surface side: a recording layer (2) including a thermosensitive color-developing material that becomes colored through heating; a base material layer (3) formed from a transparent material; and a thermal-welding layer (5) for thermally welding said recording layer and said base material layer to each other using heat, the recording layer (2) being transparent before becoming colored.