construction building envelope and interior finishes databook：painting

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1、ConstructionBuildingEnvelopeandInteriorFinishesDatabookSidneyM.LevyMcGraw-HillNewYorkSanFranciscoWashington,D.C.AucklandBogotáCaracasLisbonLondonMadridMexicoCityMilanMontrealNewDelhiSanJuanSingaporeSydneyTokyoToronto14SectionPaintingContents14.0.0Genericpaintformulations14.11.0Mythofmaintenan

2、ce-freeexterior14.1.0Special-purposecoatingscoatings14.2.0Coatingspecificationsfornormalex-14.12.0Steel-structurepaintingproceduresposures(exterior)14.12.1SSPCSpecifications14.3.0Coatingspecificationsforinterior14.12.2SSPCgradingofnewandpreviouslysurfacespaintedsteel14.4.0Specificationsforindustr

3、ialexpo-14.12.3Minimumsurfacepreparationforsure(light/moderateduty)variouspaintingsystems14.5.0Specificationsforindustrialexpo-14.12.4SteelStructuresPaintingCouncilsure(heavyduty)(SSPC)coatingsystems14.6.0Paintingrecommendations(immer-14.13.0Generichigh-performancecoatingssionexposure)forsteel

4、andconcrete14.7.0Paintingrecommendations(low-14.14.0Commonpaintproblems—alligator-temperatureapplications)ingandwrinkling14.8.0Paintingrecommendations(high-14.14.1Commonpaintproblems—blisteringtemperatureexposure)andpeeling14.9.0Recommendedsurfacepreparation14.14.2Commonpaintproblems—cracking

5、proceduresforbasicconstructionovercaulkmaterials14.15.0Painting—QualityControlchecklist14.10.0Preservativetreatmentforexteriorwoodwork765766Section14Althoughsurfacepreparationisthekeytotheproperapplicationofanypaint,awiderangeofcom-merciallyproducedproductsareavailableforeveryfunctionalandaes

6、theticpurpose.14.0.0GenericPaintFormulationsWater-BasedCoatingsThefirstwater-basedcoatingcontainedstyreneorstyrenebutadieneandwasknownaslatexpaint.Thesepaintswereforinterioruseonly,butovertheyears,acrylicoracrylicesterresinsweredevel-opedforexterioruse.Otherwater-basedpaintsarealkyds,vinylorpo

7、lyvinylacetatesandcement-basedcoatings.Acryliccoatingsareavailableaseitheropaque(colored)orclear.Methylmethacrylateisoftenusedasaclearcoatingforconcretetoprovideweatheringprotection.Water-basedcoatingshavehigherpermeabilitytowatervapor,making