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用于打开和关闭包装的至少两层标签及其用途
At least two-layer label for opening and closing packages and the use thereof
US-8333511-B2用于包装的重复开闭，便于开启和密封。
专利摘要
一种用于打开和关闭柔性包装的至少两层标签，该包装设有可用盖子封闭的预切开口，具有基础标签，基础标签设有第一粘合剂层，该层具有弱化切割区域，该区域覆盖在预切开口上；以及覆盖标签，其下部设有第二粘合剂层，通过该层粘附到基础标签上；基础标签对包装的粘合强度大于覆盖标签对基础标签的粘合强度。
Original abstractAn at least two-layer label for opening and closing flexible packages provided with a pre-cut opening closable with a cover, having a base label provided with a first adhesive layer having a weakened cut-off area which is placed over the pre-cut opening, and a covering label whose lower part is provided with a second adhesive layer by which it is adhered to the base label; the adhesive strength of the base label to the package being greater than the adhesive strength of the covering label to the base label.
专利附图（8）
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