| 摘要 |
PURPOSE: A manufacturing method for a functional box is provided to discharge an infrared ray for repressing the inhabitation of the molds and for deodorizing. CONSTITUTION: A corrugated cardboard by using a yellow soil composition is manufactured by: kneading a compound mixed by a yellow soil containing 60-65 % of silica, 10-13 % of alumina, 5-6 % of iron content, 2 % of each magnesium, sodium, and kalium, and 8 % of lime and a transformed acrylic urethane; and compressing by using a compressor for drying. A box made from the corrugated cardboard possibly maintain a freshness of a content stored in the box for a long time.
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