導電膠粘劑的性能原理詳細分析5

碳(tan)(tan)系(xi)(xi)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)具(ju)有(you)(you)(you)本(ben)錢(qian)低(di)，相對(dui)密(mi)度小，粉體(ti)分(fen)散(san)性(xing)(xing)好等(deng)(deng)長處，但對(dui)比(bi)(bi)其他導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)，導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)性(xing)(xing)和(he)耐濕潤性(xing)(xing)較差。當前，研討(tao)較多的(de)(de)(de)(de)(de)碳(tan)(tan)系(xi)(xi)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)有(you)(you)(you)石(shi)墨(mo)(mo)(mo)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)、碳(tan)(tan)納(na)米(mi)(mi)(mi)(mi)管(guan)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)和(he)石(shi)墨(mo)(mo)(mo)-碳(tan)(tan)納(na)米(mi)(mi)(mi)(mi)管(guan)-金(jin)屬粉體(ti)復合導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)。林韡(wei)等(deng)(deng)用(yong)(yong)(yong)水合肼(jing)對(dui)膨脹石(shi)墨(mo)(mo)(mo)進行(xing)復原(yuan)改性(xing)(xing)得到(dao)(dao)復原(yuan)石(shi)墨(mo)(mo)(mo)，以(yi)(yi)此(ci)為導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)填(tian)(tian)(tian)(tian)(tian)料(liao)，以(yi)(yi)環(huan)氧(yang)樹(shu)脂為基(ji)體(ti)研宣(xuan)布(bu)(bu)了(le)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)率(lv)(lv)(lv)為0.3439~1.4877Ω·cm，拉伸(shen)剪(jian)切強(qiang)(qiang)度為12.3~19.7MPa的(de)(de)(de)(de)(de)石(shi)墨(mo)(mo)(mo)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)，該導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)可在(zai)高(gao)于(yu)300℃的(de)(de)(de)(de)(de)環(huan)境(jing)下(xia)(xia)運(yun)用(yong)(yong)(yong)，具(ju)有(you)(you)(you)無窮的(de)(de)(de)(de)(de)市場潛力(li);張翼(yi)等(deng)(deng)以(yi)(yi)納(na)米(mi)(mi)(mi)(mi)石(shi)墨(mo)(mo)(mo)微片(pian)為導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)填(tian)(tian)(tian)(tian)(tian)料(liao)，聚丙(bing)烯酸酯(zhi)為基(ji)體(ti)，運(yun)用(yong)(yong)(yong)溶液共混(hun)法(fa)，在(zai)填(tian)(tian)(tian)(tian)(tian)料(liao)質量分(fen)數(shu)(shu)(shu)為40%時取(qu)得電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)導(dao)(dao)率(lv)(lv)(lv)為1.28×10–2S/cm的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)功(gong)(gong)用(yong)(yong)(yong)最好的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)。實踐運(yun)用(yong)(yong)(yong)中，為了(le)得到(dao)(dao)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)功(gong)(gong)用(yong)(yong)(yong)非常好的(de)(de)(de)(de)(de)碳(tan)(tan)系(xi)(xi)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)，一(yi)般會在(zai)石(shi)墨(mo)(mo)(mo)粉或碳(tan)(tan)納(na)米(mi)(mi)(mi)(mi)管(guan)上進行(xing)鍍(du)(du)銀(yin)(yin)。Liang等(deng)(deng)對(dui)微米(mi)(mi)(mi)(mi)石(shi)墨(mo)(mo)(mo)粉進行(xing)化學(xue)鍍(du)(du)銀(yin)(yin)，并用(yong)(yong)(yong)鍍(du)(du)銀(yin)(yin)石(shi)墨(mo)(mo)(mo)粉制備出了(le)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)率(lv)(lv)(lv)為1.2×10–3Ω•cm的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)，該石(shi)墨(mo)(mo)(mo)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)對(dui)比(bi)(bi)于(yu)銀(yin)(yin)粉導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)具(ju)有(you)(you)(you)低(di)本(ben)錢(qian)和(he)高(gao)拉伸(shen)強(qiang)(qiang)度等(deng)(deng)長處;而Lin等(deng)(deng)對(dui)納(na)米(mi)(mi)(mi)(mi)石(shi)墨(mo)(mo)(mo)粉進行(xing)化學(xue)鍍(du)(du)銀(yin)(yin)，在(zai)填(tian)(tian)(tian)(tian)(tian)料(liao)質量分(fen)數(shu)(shu)(shu)僅為20%的(de)(de)(de)(de)(de)情況下(xia)(xia)，研宣(xuan)布(bu)(bu)了(le)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)率(lv)(lv)(lv)低(di)至1.5×10–3Ω·cm，剪(jian)切強(qiang)(qiang)度可到(dao)(dao)達13.2MPa，功(gong)(gong)用(yong)(yong)(yong)較好的(de)(de)(de)(de)(de)鍍(du)(du)銀(yin)(yin)石(shi)墨(mo)(mo)(mo)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)，研討(tao)還發現該鍍(du)(du)銀(yin)(yin)石(shi)墨(mo)(mo)(mo)片(pian)在(zai)300℃時才開端發生(sheng)氧(yang)化反應(ying)，具(ju)有(you)(you)(you)杰(jie)出的(de)(de)(de)(de)(de)熱(re)穩定(ding)性(xing)(xing);吳海對(dui)等(deng)(deng)研討(tao)發現，當碳(tan)(tan)納(na)米(mi)(mi)(mi)(mi)管(guan)體(ti)積分(fen)數(shu)(shu)(shu)為28%時制備的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)率(lv)(lv)(lv)為3.62×10–3Ω·cm，在(zai)一(yi)樣的(de)(de)(de)(de)(de)填(tian)(tian)(tian)(tian)(tian)料(liao)體(ti)積分(fen)數(shu)(shu)(shu)下(xia)(xia)，填(tian)(tian)(tian)(tian)(tian)充鍍(du)(du)銀(yin)(yin)碳(tan)(tan)納(na)米(mi)(mi)(mi)(mi)管(guan)的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)具(ju)有(you)(you)(you)更低(di)的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)率(lv)(lv)(lv)(2.2×10–4Ω·cm)，在(zai)85℃，85%RH的(de)(de)(de)(de)(de)環(huan)境(jing)下(xia)(xia)，通過1000h老化測驗實驗表明(ming)，填(tian)(tian)(tian)(tian)(tian)充鍍(du)(du)銀(yin)(yin)碳(tan)(tan)納(na)米(mi)(mi)(mi)(mi)管(guan)或碳(tan)(tan)納(na)米(mi)(mi)(mi)(mi)管(guan)的(de)(de)(de)(de)(de)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)膠(jiao)(jiao)(jiao)粘(zhan)(zhan)(zhan)(zhan)劑(ji)(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)率(lv)(lv)(lv)和(he)剪(jian)切強(qiang)(qiang)度的(de)(de)(de)(de)(de)改變均不(bu)超越10%，具(ju)有(you)(you)(you)很(hen)大的(de)(de)(de)(de)(de)工(gong)業(ye)化運(yun)用(yong)(yong)(yong)遠景。