硅鋁氧化物類材料浸潤性調(diào)控的研究.pdf

1、分類號學校代碼—螻鍵密級學號2魚量331量2鄴6硅鋁氧化物類材料浸潤性調(diào)控的研究Studiesoncontrollingwettabilityofsiliconaluminumoxidematerials研究生姓名聶巧指導教師姓名、職稱李志強教授胡瑞祥副教授學科專業(yè)研究方向化學工程材料化學湖南師范大學學位評定委員會辦公室二零一五年六月AbstractWettabilityofsolidsurfacesisanimportantprope

2、rtywhichsizeisusuallymeasuredbycontactangleItusuallycontrolledbythechemicalcompositionofsolidandthegeometricstructureofthesurfaceThestudyonthewettabilitystartsfromtwopartsusuallyOneisthatconstructionmicro／nanostructureon

3、thelowsurfaceenergymaterial，theotherismodifiedthesurfacewithlowenergymaterialsBecausenonmetallicinorganicmaterialsischeapandstable，itisusedwidelyinthelifeandproductionThestudyonthechangeofwettabilitywillhavebrightsighton

4、thecleaningandindustrialseparationThispapermainlyincludesthefollowingaspectsFirstofall，creatingtheuniformapertureofSi02Secondlytheconnectionfunctionalgroupstothesandcore，glass，ceramicsThemodifiedsampleswhosecontactanglef

5、rom130。to157。havebeeninvestigated，resultsshowthatmaterialsmodifidedwithperfluorinatedoctyltfichlorosilaneexhibitthebesthydrophobiceffect，whilethatmaterialsmodifidedwiththreecross1inkedpropyltriethoxysilaneexhibittheworst

6、hydrophobiceffectInthispaperwehaveinvestigatedtheeffectofthereactiontime，reactiontemperature，modificationagentandsolventontheimpactofinvasiveTheresultsshowthatthesmallersizeofsandsore，thebetterhydrophobicisAtthesametime，