| 摘要 |
<p>A plastic chuck with slider having a high airtightness and capable of easily unsealing and re-opening and re-closing, a plastic chuck with slider having additionally a function capable of detecting that the chuck is unsealed after sealingly packed, and bag bodies with the plastic chucks with slider; the plastic chucks with slider, wherein chuck portions or slider guiding projected portions are stuck to each other through an easily separable plastic layer and a resin at the stuck portion is formed of two different colors of resin, whereby the bag body can provide a high sealability so that the material contained therein can be stored for long period, can be opened easily, and can provide a function to express an unauthorized unsealing.</p> |
