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導電膠怎么導電?

  • 時間:2014-12-26 14:43:53

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  全(quan)面分析導(dao)(dao)電(dian)膠(jiao)(jiao)的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)機理(li)(li):導(dao)(dao)電(dian)膠(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)機理(li)(li)在(zai)(zai)于導(dao)(dao)電(dian)性(xing)填(tian)(tian)料(liao)(liao)(liao)(liao)之間(jian)的(de)(de)(de)(de)(de)接觸,這種填(tian)(tian)料(liao)(liao)(liao)(liao)與填(tian)(tian)料(liao)(liao)(liao)(liao)的(de)(de)(de)(de)(de)相互(hu)(hu)接觸是在(zai)(zai)粘(zhan)(zhan)(zhan)(zhan)料(liao)(liao)(liao)(liao)固(gu)(gu)化干燥后形成的(de)(de)(de)(de)(de),在(zai)(zai)粘(zhan)(zhan)(zhan)(zhan)料(liao)(liao)(liao)(liao)固(gu)(gu)化干燥前,粘(zhan)(zhan)(zhan)(zhan)料(liao)(liao)(liao)(liao)和溶劑中的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)性(xing)填(tian)(tian)料(liao)(liao)(liao)(liao)是分別獨(du)立存在(zai)(zai)的(de)(de)(de)(de)(de),相互(hu)(hu)間(jian)不(bu)(bu)呈現(xian)連(lian)(lian)續接觸,故處于絕緣狀(zhuang)態。在(zai)(zai)粘(zhan)(zhan)(zhan)(zhan)料(liao)(liao)(liao)(liao)固(gu)(gu)化干燥后,由于溶劑蒸發和粘(zhan)(zhan)(zhan)(zhan)料(liao)(liao)(liao)(liao)固(gu)(gu)化的(de)(de)(de)(de)(de)結果,導(dao)(dao)電(dian)填(tian)(tian)料(liao)(liao)(liao)(liao)相互(hu)(hu)間(jian)連(lian)(lian)結成鏈(lian)鎖狀(zhuang),因而呈現(xian)導(dao)(dao)電(dian)性(xing)。這時,如果粘(zhan)(zhan)(zhan)(zhan)料(liao)(liao)(liao)(liao)的(de)(de)(de)(de)(de)量較導(dao)(dao)電(dian)性(xing)填(tian)(tian)料(liao)(liao)(liao)(liao)多(duo)(duo)得多(duo)(duo),則(ze)即使在(zai)(zai)粘(zhan)(zhan)(zhan)(zhan)料(liao)(liao)(liao)(liao)固(gu)(gu)化后,導(dao)(dao)電(dian)性(xing)填(tian)(tian)料(liao)(liao)(liao)(liao)也不(bu)(bu)能連(lian)(lian)結成鏈(lian)鎖狀(zhuang),于是,或者完全(quan)不(bu)(bu)呈現(xian)導(dao)(dao)電(dian)性(xing),或者即使有導(dao)(dao)電(dian)性(xing),它也是很不(bu)(bu)穩(wen)定(ding)(ding)的(de)(de)(de)(de)(de)。反之,若(ruo)導(dao)(dao)電(dian)性(xing)填(tian)(tian)料(liao)(liao)(liao)(liao)的(de)(de)(de)(de)(de)量明顯地(di)多(duo)(duo)于粘(zhan)(zhan)(zhan)(zhan)料(liao)(liao)(liao)(liao),那么由粘(zhan)(zhan)(zhan)(zhan)結料(liao)(liao)(liao)(liao)決定(ding)(ding)的(de)(de)(de)(de)(de)膠(jiao)(jiao)膜的(de)(de)(de)(de)(de)物化穩(wen)定(ding)(ding)性(xing)就將喪失,并且也不(bu)(bu)能獲得導(dao)(dao)電(dian)性(xing)填(tian)(tian)料(liao)(liao)(liao)(liao)之間(jian)的(de)(de)(de)(de)(de)牢固(gu)(gu)連(lian)(lian)結,因而導(dao)(dao)電(dian)性(xing)能不(bu)(bu)穩(wen)定(ding)(ding)。