Unverified85% confidenceDecision RuleTime unknown
判断防污涂层有效性最简单的方法：滴水后水珠呈球状滚落不渗透（接触角>110度为荷叶效应），若水滴迅速摊开则涂层无效或已失效
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Unverified防水效果测试法：滴水后水珠应聚成珠状滚落而非渗入，若水迹扩散渗透说明挂蜡不足或蜡层已老化，需翻新或更换86% similarUnverified验证防泼水真实性可自测：滴水在面料表面呈球状滚落且不留湿痕为合格，若立即渗入或摊开成片则说明涂层已失效或未做处理85% similarUnverified疏水角是判断防污自洁性的核心参数，接触角≥100°为合格，≥110°为优秀，能实现水滴快速滑落带走灰尘；低于90°的产品自洁效果差，容易积水痕84% similarUnverified验证防污持久性的简单方法：滴水后30秒内呈完整水珠且能倒着滑落为合格；若购买时可试，用手指反复揉搓局部10次后再滴水，仍成珠说明是纤维级防污而非表面涂层84% similarUnverified湿水后强度可用简易测试判断：撕一张浸水后提起一角，能承受轻拉不破的为湿强达标；不合格产品会立即成团溶散，无法擦拭已湿表面83% similar
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