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雪曼大氣電漿
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變頻式SAP-Plasma (雪曼電漿)可在底材上製造出各種符合膠水或水性墨所需之極性官能基(-OH, -CH, -NH, -COOH…) ,取代溶劑底塗的化學鍵結功能。
EVA材質經由SAP-Plasma處理後,直接塗抹PU水膠(也無須添加硬化劑),拉拔力可媲美傳統UV型底塗效果;甚至以沸水煮一小時後,其拉拔力也並未削減太多。
By using SAP-Plasma, it is easy to build-up the polar-functional groups, like -OH, -CH, -NH, -COOH… on the EVA surface.
By using SAP-Plasma, it is easy to build-up the polar-functional groups, like -OH, -CH, -NH, -COOH… on the EVA surface.