Unverified75% confidenceCautionTime unknown
只在下雨天用不建议为防晒功能溢价，无涂层普通伞面雨天防水性一致，黑胶涂层在纯雨天用途下反而更易因摩擦脱胶
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
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Unverified晴雨两用伞的黑胶涂层长期淋雨会开裂脱落，防水性弱于专门雨伞；重度雨天使用应选防水涂层在伞面外侧或用聚酯纤维+特氟龙拒水处理的款式87% similarUnverified宣称'晴雨两用'的伞需确认伞面有防泼水涂层且黑胶不惧淋湿；部分纯防晒伞面遇雨会渗水或加速涂层脱胶，长期当雨伞用会损害防晒层86% similarUnverified面料具备防泼水与UV防护功能，适合通勤遮阳和小雨防护，但不能替代专业冲锋衣或雨衣，持续大雨会渗透84% similarUnverified晴雨两用伞需确认伞面具备防泼水/防水涂层，纯防晒黑胶伞遇雨可能渗水且胶层加速老化；若主要挡雨，别选超轻胶囊伞（抗风差易被吹翻）84% similarUnverified宣称晴雨两用的黑胶伞，若涂层在伞面外侧，雨天使用后水汽和摩擦会加速涂层脱落，晴雨两用应选内涂层或胶囊防水面料83% similar
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