欢迎来到天天文库
浏览记录
ID:36492136
大小:547.07 KB
页数:7页
时间:2019-05-11
《低温电镀铝研究进展》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、第8卷第1期材料与冶金学报Vo1.8N12009年3月JournalofMaterialsandMetallurgyMarch20o9低温电镀铝的研究进展柳泉,刘奎仁,韩庆,涂赣峰(东北大学材料与冶金学院,沈阳1lOO04)摘要:综述了分别由有机溶剂、低温无机熔盐和离子液体构成的低温电镀铝体系的研究进展.有机溶剂和低温无机熔盐电镀铝各有优点,但前者的稳定性差,对水和氧敏感,电导率低;而后者较高的电镀温度限制了基体材料的选择.性能优异的离子液体备受青睐,研究最多的是以卤族为阴离子的离子液体,但是其在空气和水中易氧化和易吸潮变质而不稳定.稳定性更好的新型离子液体不断涌现,但缺乏系统
2、研究.目前,除了电镀单一铝镀层之外,为了获得铝合金的特殊性能,电镀铝合金镀层越来越受到关注.对铝及铝合金镀层的巨大需求和远景期待将促使镀铝体系的推陈出新和镀铝工艺的不断进步,进而降低镀铝体系的成本,低温电镀铝的工业化应用将成为现实.关键词:低温电镀铝;有机溶剂;无机熔盐;离子液体中图分类号:TQ153文献标识码:A文章编号:1671-6620(2009)01-0040-07ResearchprogressonelectrOdep0siti0nofaluminumatlowtemperatureLIUQuan,LIUKui-ren,HANQing,TuGan-feng(Schoo
3、lofMaterialsandMetallurgy,NortheasternUniversity,Shenyang110004,China)Abstract:Theresearchdevelopmentonaluminume1ectrodepositionfromorganicsolvents,inorganicmoltensaltsandionichquidshasbeenreviewed.Bothorganicsolventsandinorganicmoltensaltshaveadvantagesofthemselves,buttheformerhaspoorstabil
4、ityandlowelectricconductivity,anditissensitivetowaterandoxygen;meanwhile,higherworkingtemperatureofthelatterlimitsthechoiceofsubstratematerials.Ionicfiquidswithanumberofattractivefeaturesbecomeincreasinglypopular,amongwhichmostoftheresearchesarefocusedonionichquidswithhalogenatedanion,butthe
5、yareunstabletoairandwater.Althoughnewionichquidswithmorestabihtyareconstantlyemerging,thereisdeficiencyinsystematicandcomprehensiveresearchachievementsonthem.Atpresent,exceptforpurealuminumdeposition,electroplatingofaluminumalloybecomesincreasinglypopularinordertoobtainspecialproperties.Enor
6、mousdemandsandperspectivesforaluminumanditsalloydepositionsinthefuturewillresultinconstantlyemergingofthenewelectrolytesandcontinuousprogressofelectroplatingprocessofaluminum.Moreover,itwillreducethecostofelectroplatingofaluminum,andthenindustriahzedapplicationofelectrodepositionofaluminumat
7、lowtemperaturewillcometrueinthefuture.Keywords:eleccrodeposicjonofaluminumatlowtemperature;organicsolvents;inorganicmoltensalts;ionicliquids铝是地壳中存储量最多的金属元素,占决定铝镀层只能在非水溶剂中获得¨J.迄今为7.73%(质量).铝不仅质轻、无毒、导热和导电良止,已成功用于电镀铝研究的非水溶剂体系是有好,且耐腐蚀、抗氧化,是优异的表面镀层材料.与机
此文档下载收益归作者所有