Unverified80% confidenceFactTime unknown
带DWR（耐久拨水）或Teflon防污涂层的户外裤，可让泥水、果汁不易渗入，减少反复重洗；但涂层经20-30次洗涤后会衰减，需低温烘干或熨烫恢复
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified防污处理（如三防涂层/DWR拒水）会随洗涤衰减，通常20-30次水洗后需低温烘干或熨烫重新激活，长期依赖防污功能的应选可复原型DWR82% similarUnverified软壳只防泼水（DWR涂层）不防持续降雨，DWR会随洗涤磨损失效，一般50次穿着或20次洗涤后需重新用免洗喷雾或热处理激活，否则表面浸水后透气性归零82% similarUnverified防泼水（DWR）涂层会随洗涤次数衰减，通常20-30次水洗后失效，可通过低温烘干激活或购买免洗喷雾补涂恢复，不必因此换新外套81% similarUnverified防泼水涂层(DWR)会随洗涤和摩擦逐渐失效，通常20-30次洗涤后需用专用免洗喷剂或热风烘干激活，非永久性能79% similarUnverifiedDWR（耐久拒水）与防污涂层会在10-20次洗涤后逐渐失效，需通过免洗晾晒或喷涂补充剂维护；不能用柔顺剂和高温烘干，否则涂层加速脱落77% similar
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