環(huán)保型密閉高性能帶銹防銹涂料制備及其性能研究.pdf

1、南昌大學(xué)碩士學(xué)位論文環(huán)保型密閉高性能帶銹防銹涂料制備及其性能研究姓名：高微申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：化學(xué)工程與工藝指導(dǎo)教師：張小林；林峰20111209ABSTRACTABSTRACTInthispapertoluenediisocyanate(TDI)andpolyetherpolyolsaleselected嬲rawmaterials，firstlydehydratedpolyetherpolyolsandTDIalepolymeri

2、zatedofprepolymerinhighlyvacuum，andthenacted晰tlltheadditivelikeextendertoformthefinalsolventfreeonecomponentmoisturecurablepolyurethanecoating(referedt0PU1coating)，itisarusttolerantcoatingdiscussingthechooseofrawmaterial

3、resin，reactivediluentanddefoamerandhowdotheamountofchainextensionagentandmetaloxidedefoameraffectthecoatingperformanceuseFouriertransforminfraredspectroscopy(FTIR)andthermogravimetricanalyzer(TGA)tocharacterizethestructu

4、reandthermalstability；testthemainproperties，theresultsshowthatthepropertiesofPU1coatingaremuchbettercomparedtodomesticheavydutycoatingstandard，expeciallyadhesion、saltfogresistanceandultravioletradiationagingresistancetot

5、esttheadhesionofPU1coatingatdifferenttemperatureswithdifferentsubstrates，todiscussandanalysethesourceofandchangesofadhesion；useFTIRtodynamicallymonitorthecuringprocess，discussandanalysethecuringkinetics；electrochemically

6、testtheelectrodeopencircuitpotential(OCP)andlinearpolarizationresistance(Rp)ofepoxy、hydroxyacidandPU1coating，theresultsshowthatPU1coatinghaSexcellentoverallcorrosionresistance，andthendiscusstheanticorrosionmechanismKeyWo