Unverified80% confidenceTradeoffTime unknown
防水涂层与易清洁矛盾：PU涂层地布沾泥后需晾干折叠否则涂层水解发粘，PE铝膜垫可直接水冲但涂层易掉膜；长期存放前必须彻底干燥
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified潮湿、有明水或油污的表面不建议直接用丁基胶带，其粘性依赖表面清洁干燥，湿贴会导致后期脱落；漏水处应先关水擦干或用堵漏剂预处理后再缠86% similarUnverified宣称"防水"的PU/涂层材质仅防泼溅，接缝和拉链处仍会渗水；真正防水需焊接密封边+防水拉链，普通证件包不应期望浸泡级防护85% similarUnverified湿巾开封后需密封保存，密封贴或翻盖设计能防止水分蒸发变干；散装无密封或封口不良的湿巾用到后半包时含水量明显下降去污力减弱84% similarUnverified防水性与透气性天然矛盾：PU全封闭防水款透气性差，长时间贴敷会使伤口周围皮肤发白浸渍，日常干燥环境反而应选透气性好的无纺布或弹性布款83% similarUnverified回收尼龙材质表面光滑易擦拭，日常泼溅防水性不错，但非密封结构，不能当防水袋使用，液体会从开口和接缝渗出83% similar
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