Unverified80% confidenceDecision RuleTime unknown
海上作业首选UPF50+且面料克重≥280g/m²的丙烯酸涂层篷布，防晒同时抗撕裂；纯聚酯篷布长期日晒2-3年易脆化褪色
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80%
Confidence
Long-term
Relevance
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Unverified篷布克重达280-340g/m²的聚酯或丙烯酸涂层布料，配合UPF50+等级可阻挡98%以上紫外线，适合热带高日照海域长期遮阳83% similarUnverified高密聚酯面料提供基础防水与UPF50+防晒，但聚酯涂层伞面在强烈阳光长期使用后涂层易老化脱落，防晒性能会随使用时间下降78% similarUnverified长期户外暴晒使用需选面料防晒UPF50+且经PU/银胶双面涂层，纯聚酯无涂层面料暴晒2-3季后易脆化开裂、防水性能大幅衰减78% similarUnverified防晒袖套选UPF50+且面料含冰丝(尼龙+氨纶)可实现接触凉感，纯棉袖套UPF值通常仅5-15不具备有效防晒能力77% similarUnverified化纤类防晒面料的UPF不因水洗降低，可长期使用；但含棉混纺或喷涂防晒剂的口罩水洗20-30次后防护力明显衰减，看清材质标注75% similar
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