Unverified85% confidenceTradeoffTime unknown
黑丝遮光布（中间夹黑色涂层）遮光率高但透气差、易有异味，银丝涂层遮光同时反射热量、隔热更好，纯物理高密织造（如三层编织）无涂层、无味但克重需≥350g/㎡才能全遮光
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85%
Confidence
Long-term
Relevance
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Unverified黑丝布（三层黑纱）遮光率高但透气差易发闷，涂层银胶布遮光同样好但易开裂脱落，长期使用优先选夹层黑丝而非表面涂层工艺90% similarUnverified涂层遮光布（背胶/发泡）虽然遮光率高但不透气、有异味、无法机洗，三层编织黑丝布克重≥300g/㎡可实现无涂层全遮光且可水洗90% similarUnverified涂层遮光布（黑丝/三层夹层）遮光靠涂层，克重通常300-400g/㎡；高织高密提花布靠纱线密度遮光更透气但遮光率多为85-95%，纯全黑需靠涂层实现89% similarUnverified三层复合遮光布（面料+黑丝+背布）遮光和挺括度好但硬挺不易垂坠且厚重难晒干；单层黑丝涂层布轻便但涂层直接暴露易磨损；高密提花布手感垂坠、可机洗但遮光通常在90%左右88% 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88% similar
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