Unverified85% confidenceCautionTime unknown
打胶前基材必须干燥无油无尘，潮湿或有残留清洁剂时不该施工，否则粘接力大幅下降；瓷砖缝建议先用美纹纸贴出直边再打胶
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85%
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Long-term
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Unverified打胶前基面必须彻底清洁、干燥无油无水，潮湿或残留清洁剂会严重降低附着力导致后期脱胶开裂；多孔基材（如未上釉瓷砖背缝）建议先涂底涂剂增强粘结93% similarUnverified反光条粘贴前必须彻底清洁去油去尘并保证表面干燥，硅胶、PP、PE等低表面能材质（如部分塑料水杯、雨衣）普通胶难以附着，需选专用胶或做底涂处理89% similarUnverified压敏胶在粗糙、多灰或低表面能材质（如未处理的PE/PP塑料）上粘附力明显下降，贴前需确保基材清洁平整88% similarUnverified带盖设计能防止暴露的粘纸沾附空气灰尘导致粘性衰减，无盖款放置一段时间后表层粘力明显下降，需先撕掉表层再用87% similarUnverified被油污、灰尘覆盖或墙面掉粉起皮的表面不要用背胶密封条，粘不牢，应改用卡槽式或先做表面处理87% similar
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