PTFE(鐵氟龍)高頻微波板沉銅(tong)(tong)前的孔(kong)壁(bi)表面改性活化(hua)(hua)(Modification):提高孔(kong)壁(bi)與(yu)鍍銅(tong)(tong)層結合力,杜絕出(chu)現沉銅(tong)(tong)后黑孔(kong);消(xiao)除孔(kong)銅(tong)(tong)和內層銅(tong)(tong)高溫斷裂爆孔(kong)等現象,提高可靠性。涂覆阻焊(han)油墨(mo)前與(yu)絲印字符前板面活化(hua)(hua):有效防止阻焊(han)油墨(mo)及印刷字符脫落。
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