高性能减水剂的研究现状与展望

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(100084):,,:Abstract:Inthispaper,themainpropertiesandthepresentdevelopmentconditionofthehighperformancewater-reducingagentintheworldhavebeensummarized,thenthecompositesofvarioustypeandsomethingabouttheresearchcontentsandtrendshavebeenproposed.KeyWords:HighPerformanceWater-reducingAgent,PresentDevelopmentCondition,ResearchContentsandTeends200122001No24CHINACONCRETEANDCEMENTPRODUCTSApril0,,,,,,,,,,1,:();();()20,,1936Kennedy,1962;1964[2],,,,,,,1985,AE,,,,,,,1995[3],,,,,,,,0125,,©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[4,5],20,,,,,;,,,,[610]2211,AE,,,,,,,,,;,;,,,,;,212,,AE,C20C60,,,,,,,,,AE[11](1),,,,(2),,(3),,X=CH2:CH2OY=CH2:C=0R=H:CH3:CH2CH3M=H:NaCH3CH3HRRCCH2CCH2CCH2CCH2CHCHCHabcdeXC=0C=0YCOOMCOOMNSO3MOMOCH3O(CH2CH2O)Rm20012118©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(4),,,DEVO(5),,(EOCOOHCOO-SO3HSO3-),,,;,,:;;;()3311:;;1,,,30%;,,,;,,312(1)0125,500kg/m3,200mm,,[18],;;,[19],,C105,(C110),,,10,C30C40,C50C60,C80,C80(2),,,,,;,1©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(3),,,,200mm,,(4),,,,,,GB8076-89,30%,JISA5308,AE,19926;19938JISA6204(),1995JISA6204,AE,,JISISO,(5),,:,,:C45,,,,,,(3),,,4,,,[1]GeoffreyFrohnsdorffandLawrenceJkaetzel,ComputerizingConcreteTechnologyKnowledge,ConcreteInternationalDesign&Construc2tion,Dec.1999[2],,,1977[3],AE,“ӏÊ}¨,199916[4],,“ӏÊ}¨,199814[5],,“ӏÊ}¨,199911[6],,,200014[7],,,199713[8],,199916[9],AE,,199918[10],,,199816[11]“ӏÊ}¨,AE,“ӏÊ}¨,199916[12],,“ӏÊ}¨,199417[13],AE“ӏÊ}¨,“ӏÊ}¨,199916[14]ShunsukeHanehara,ect.,Interactionbetweencementandchemicaladmixturefromthepointofcementhydration,absorptionbehaviourofad2mixture,andpasterheology.CementandConcreteResearch29(1999)[15]HiroshiUCHIKAWA,ect.,Influenceofkindandaddedtiningofor2ganicadmixtureonthecomposition,structureandpropertyoffreshcementpaste.CementandConcreteResearch25(1995)[16]KazuoYamada,ect.,Effectsofthechemicalsturctureonthepropertiesofpolycarboxylate-typesuperplasticizer.CementandConcreteResearch30(2000)[17]M.Collepardi,Admixturesusedtoenhanceplacingcharacteristicsofconcrete.CementandConcreteComposites20(1998)[18],,[19]Ë·}·,“ӏÊ}¨,,199313[20],,,199913[21],,,19991320012118