Unverified80% confidenceTradeoffTime unknown
遮光率越高的涂层面料（如银胶、黑丝涂层）通常越不透气且越厚重，夏季挂在西晒房易闷热且有涂层味；追求全遮光又怕闷可选高支高密机织全遮光（三层黑纱），透气性优于涂层款但价格更高
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80%
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Long-term
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Unverified黑胶涂层遮光率最高（近99%）但吸热易发烫、内层贴脸闷热；胶囊伞多用银胶或彩胶，遮光率约90%-95%但更凉爽，优先选'外黑内彩'或'外银内黑'结构87% similarUnverified涂层遮光（银胶/黑丝涂层）比高密度织造遮光更彻底，但涂层长期会开裂脱落且不透气；三层高密度提花布遮光率约90%-95%但更耐用透气，追求99%全黑选涂层，追求耐用选高密度织造87% similarUnverified涂层遮光布(银胶/黑丝)遮光靠涂层，长期日晒或频繁洗涤易开裂脱落，选原纱染色的高密度提花布更耐用87% similarUnverified涂层遮光布（黑丝/三层涂层）遮光率高但透气性差、易发闷有异味，提花高密织物遮光布环保透气但同等遮光率下更厚更贵，南方潮湿地区优先选透气织物避免霉味86% similarUnverified银涂层遮光布遮光率最高但透气差、易在折痕处涂层脱落且不能高温机洗；黑丝布（涤纶中夹黑纱）遮光率约95%但更耐用透气，长期使用优先黑丝或高密植绒86% similar
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