Unverified90% confidenceDecision RuleTime unknown
紧密针织+聚酯纤维/尼龙混纺氨纶(锦纶85%+氨纶15%左右)的面料,湿水后防晒性能几乎不下降;纯棉或宽松梭织面料湿水后UPF会骤降50%以上
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90%
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Long-term
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Unverified面料防晒能力看织物密度而非厚度:深色+高密度机织涤纶/锦纶防晒优于浅色棉麻,纯棉未经处理仅UPF5-10,湿水后防护力还会下降88% similarUnverified粘胶纤维(人造棉/莫代尔属其一)遇水后强力下降约50%,针织礼服含大量粘胶时湿态易变形拉长,应避免机洗甩干,宜平铺阴干86% similarUnverified防晒衣的防晒效力来自面料本身编织密度与后整理,湿水后UPF会显著下降(棉类尤甚),涉水/大量出汗场景应选涤纶或含氨纶的针织速干防晒衣而非纯棉款86% similarUnverified防晒面料的防护力主要来自织物密度和纤维本身,多数原纱型防晒衣的UPF值经反复水洗后衰减较小,但涂层型(后整理助剂)水洗20-30次后防护力可能明显下降86% similarUnverified不建议选纯棉材质防晒衣,棉纤维本身UPF值低(约UPF5-10)、吸汗后紧贴皮肤更闷,且水洗后易变形缩水,孕妇防晒衣应选锦纶/涤纶混纺84% similar
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