石墨基电热涂料制备工艺及性能研究

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1、石墨基电热涂料制备工艺及性能研究certaingapbetweentheelectricperformance.Highpurityflakegraphiteasconductivefillercanquicklywarmupto96°Cin3minutesandtheheatingpowercanachieveupto9W.Afteradding5%ofthecopperpowder,theelectricheatingrateoftheelectrothermalcoatingachievesthefastestone,in

2、creasingto95°Conlyin1.5minutes.Moreover,theheatingpowerreachs14Wandthevolumeresistivitygets2.5Ω·cm.Theresultsshowthattheelectrothermalcoatingwiththeoptimumformulaofadding5%copperpowderhasastrongadhesion,excellentagingresistance,goodchemicalcorrosionresistance,stablem

3、icrostructureandexcellentcomprehensiveproperties.Theoptimumpreparationprocessparametersaretheshearrotationalspeedof10000rad/min,thedispersiontimeof10minutes,thecuringandelectricheatingtimeof30minutes.Thecomprehensiveperformanceoftheelectrothermalcoatingwiththeoptimum

4、parametersisveryexcellent.Inthisthesis,theuseofhighspeedshearingmachineforgrindinganddispersingcoatingsisbetterthanthatoftraditionalspreadtechnology,whichnotonlycansavetime,butalsomakethepaintdispersedevenly.Keywords:graphite;electrothermalpaint;electrothermalperform

5、ance;processresearch哈尔滨工程大学硕士学位论文目录第1章绪论·······························································································11.1引言······························································································11.2电热涂料国内外研究进展·················

6、··················································11.2.1国外电热涂料发展动态······························································11.2.2国内电热涂料发展动态······························································21.3电热涂料的组成与分类···············································

7、·······················21.3.1电热涂料的组成·······································································21.3.2电热涂料的分类·······································································41.4电热涂料原料的基本特性·····························································

8、······51.4.1粘结剂（基料）·······································································51.4.2导电填料·······························