Page 87 - 2024年第55卷第3期
P. 87
2002,4(8):1186 - 1195.
[24] JUNYC,MANOJK.Softandhardadhesion[J].theJournalofAdhesion,2005,81(10?11):1119 - 1145.
[25] 蔡杰龙,杨永民,潘志权,等.过水混凝土面生物侵蚀防护涂料性能研究[J].人民黄河,2020,42(5):
143 - 146,151.
[26] 桂泰江.有机硅氟低表面能防污涂料的制备和表征[D].青岛:中国海洋大学,2008.
[27] 程章,张帆,孙小英,等.含 PEG的双亲性氟硅改性丙烯酸树脂防污 涂 层 的 制 备 及 性 能 [J].高 分 子 学
报,2016(8):1112 - 1120.
[28] 郭洪爽.基于聚乙烯吡咯烷酮的抗污功能涂层构建及应用[D].天津:天津大学,2020.
[29] 李炳奇,张宇弛,刘小楠,等.伸缩缝防渗结构聚脲基涂层剥离破坏研究[J].水利学报,2017,48(1):
70 - 77.
[30] 姚国友,徐梦珍,安雪晖,等.防淡水壳菜附着涂料的快速评价指标体系 [J].清华大学学报 (自然科学
版),2015,55(9):957 - 963.
DevelopmentandapplicabilityanalysisofprotectivecoatingsofLimnopernafortuneionthe
surfaceofwaterconveyancebuildings
1,2
1,2
1,2
3
3
1,2
YANJuntao ,ZHANGSherong ,MAZiao,ZHANGJikang,WANGChao ,WANGXiaohua
(1.StateKeyLaboratoryofHydraulicEngineeringIntelligentConstructionandOperation,TianjinUniversity,Tianjin 300072,China;
2.SchoolofCivilEngineering;TianjinUniversity,Tianjin 300072,China;
3.ChinaSouth - to - NorthWaterDiversionMiddleRouteCorporationLimited,Beijing 100038,China)
Abstract:ThefactthatLimnopernafortuneiadheretothewallsofwaterconveyancestructureswillleadtomanyse
riousproblems ,suchasdeteriorationofconcreteperformanceandanincreaseinroughness.However,thereisstill
alackofpracticalandeffectivepreventionandcontrolmeasures.Anon - toxic ,novelprotectivecoatinghasbeen
developedtoaddressthechallengesincontrollingLimnopernafortuneiinwaterconveyancestructures.Themicro
structure,surfaceenergy,andmechanicalpropertiesofthecoatingwerecharacterizedthroughexperimentalmeth
ods.WestudiedthebehavioralcharacteristicsofLimnopernafortuneionthesurfaceofcoatings,comparingtheav
erageadhesionrateandaverageverticalseparationforcebetweenthedevelopedcoatingandsixexistingcoatingsur
faces.Wealsodeeplyanalyzedtheadhesionmechanismofitontheexistingcoatingsurfaceandtheanti - adhesion
mechanismofthedevelopedcoating.Theresultsshowedthat,comparedwiththesiliconerubbercoating,which
hadthebestanti - adhesioneffectamongthesixnon - toxicexistingcoatings,thecoatingdevelopedinthispaperex
hibitedadecreaseinboththeaverageadhesionrateandaverageverticalseparationforceofLimnopernafortuneion
thecoatingsurfaceby58.33% and46.67%,respectively.Comparedwiththeconcretesurface,theaverageadhe
sionrateandaverageverticalseparationforcedecreasedby80.26% and91.11%,respectively.Thedeveloped
coatinghasthecharacteristicsof “lowsurfaceenergy”, “microstructure”, “elasticity”,and“lowpollutionre
movalparameters ”,anditspollutionremovalparametersaresuperiortosimilarcoatings.Thisstudycanprovidea
referencefortheselectionandperformanceanalysisofprotectivecoatingsforLimnopernafortuneiinwaterconvey
ancestructures.Inaddition ,itprovidesanewpathforthepreventionandcontrolofLimnopernafortunei.
Keywords:Limnopernafortunei;coating;microstructure;verticalseparationforce;fouling - release
(责任编辑:韩 昆)
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