作者: David J. Hoying , Edward B. Tucker , Kyle R. Wilcoxen , Matthew W. Waldron , Ryan J. Coonce
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摘要: A plastic bag with flexible sidewalls defining an interior volume for holding contents includes a reinforcing feature to resist puncture and/or rupture of the bag. The may include portion proximate bottom edge additional or thicker thermoplastic material. In various embodiments, be multilayer strip material attached along bag, either internally externally, provide resistant puncture. adhesively bonded, heat cold bonded sidewalls. other sheet used produce made varying thicknesses. addition, methods manufacturing such features in high speed automated process are disclosed.