| 摘要 |
PROBLEM TO BE SOLVED: To provide a packaging material with an indicator and a packaged body using the same, of which the indicator has a sufficient sealing capability and quickly changes its color upon detecting oxygen, for a packaging material with an oxygen indicator which comprises the oxygen indicator made by printing an ink part having an oxygen detecting function on a base film and a heat seal layer, composed of a thermally weldable resin, that is formed on the same surface of the base film printed with the oxygen indicator. SOLUTION: The packaging material with the oxygen indicator that is not coated with a heat seal layer is provided. COPYRIGHT: (C)2004,JPO
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