硅溶胶的制备与应用

:2008-04-10:(1984),,,,,;:,,Email:[e-mail],(,330031):,,,:;;:O648.16;O612.4:A:1008-021X(2008)05-0026-04ManufactureandApplicationofSilicaSolsMAChun-chao,ZHENGDian-mo(CollegeofEnvironmentalScienceandEngineering,NanchangUniversity,Nanchang330031,China)Abstract:Itwassummarizedofthecharacteristicsandapplicationofsilicasols,andalsointroduceddevelopmentconditionofthesameallovertheworld.Besides,itwasexpoundedofbasicmethodsofmanufactureofsilicasols,andadvantagesanddisadvantagesofwhichwereanalyzed.IonExchangeMethodandSiliconDissolutionMethodarecurrentlymostperfectindustrializedtechnology.Finally,itwaspointedthatitistendencyofresearchinsilicasolpreparationtodevelopnewmanufacturetechnologyofsilicasolsandpreparehighconcentration,highpurity,highstabilityandspecial-purposesilicasol.Keywords:silicasol;manufacture;application,,mSiO2nH2O,SiO2():(1),10100nm,(2),,,(3),,,;,,,,,,,,,,62SHANDONGCHEMICALINDUSTRY2008375,,1:1.1[1],,:;pH,;;,,,,,1.2,,,[2],:75m(200),,NaOH,,65,90,8h,SiO230%,80%[3],805h,SiO230%,5mPas,80%,,,,,,1.3,pH,,(),:;;;,1.4(),;;;,,,1.5,,,,1.6:[Si(OC2H5)4];Si-O-Si,pH1.7SiO2[4],SiO21,1mPas,1,,SiO2,,,,,,,,,,[5],100nm,50%72,:,,1,,,,,,,,,,,,-,-,---2,2.1[6],,,,,,,,,2.2[7],,,;,,,,;,,;,,;,,,,,;60%,,,,-,,,:;,,;,,2.3[8,9],,,,2.4[10,11],,,SiO240%,C-41,,,2.5,,,,,,SiO2Si-O,82SHANDONGCHEMICALINDUSTRY2008375,[12]TEOS,,,(TBOT)(MTES),2.6,,,,[13],,Si-O-Si,,,2.72060,,,,,[1],zeta,,120nm,,,10-6,2.8,,,AZ[14]2.9[15],:1);2),;3)();4),SiO2,,,,,;;,;,;,3,,,,,,,,,,,,,,,[1],,,.SiO2[J].,2005,28(3):536538.[2],.[J].,1998,14(1):5659.[3],.[J].,2004,18(3):2627.[4],,,.[J].,1997,(1):2528.[5],,,.[J].,2005,24(8):925929.[6].[J].,1996,(7):2830.(34)92,:(2)100140,DCH,,DCH90%,,DCH(3),,1,3-80%(4),,[1]TesserR,SantacesariaE,SerioMD,etal.Kineticsofglycerolchlorinationwithhydrochloricacid:anewrouteto,-dichlorohydrin[J].IndEngChemRes,2007,46:64566465.[2]SianoD,SantacesariaE,FiandraV,etal.Processfortheproductionofalpha,gamma-dichlorohydrinfromglycerinandhydrochloricacid:WO,2006/111810A2[P].2006-10-26.[3]GibsonGP.Thepreparation,properties,andusesofglycerolderivatives.PartIII.Thechlorohydrins[J].ChemistryandIndustry,1931,20:949975.[4]HillJ,FischerJ.Asynthesisofbeta-chloro-allylchloride[J].JAmChemSoc,1922,44:2587.[5]BoehringerCF,Sohne,WaldorfB,etal.Proceduresfortheproductionofmono-anddichlorohydrinfromglycerinandhydrogenchloride:DE,197308[P].1906-11-20.[6]BoehringerCF,Sohne,WaldorfB,etal.Proceduresfortheproductionofmono-anddichlorohydrinfromglycerinandhydrochloricacid:DE,197309[P].1906-12-15.[7]Griesheim-ElekronCF.Proceduresfortheproductionofmono-anddichlorohydrinfromglycerinandhydrogenchloride:DE,238341[P].1908-03-18.[8]ConantJB,QuayleOR.Glycerol,-dichlorohydrin[J].OrganicSynthesis,1922:2931.[9]Leuna-WerkeV,UlbrichtW,Leuna(MerseburgK).Proceduresforthecontinuousproductionofepichlorohydrinfromglycerin:DE,1075103[P].1958-08-27.[10]NovelliA.Thepreparationofmono-anddichlorohydrinsofglycerol[J].AnalfarmBioquim,1930,1:1819.[11]BrittonEC,HeindelRL.Preparationofglyceroldichlorohydrin:US,2144612[P].1939-01-24.[12]BrittonEC,SlaghHR.Glyceroldichlorohydrin:US,2198600[P].1940-04-30.[13]SchreckD,KruperW,VarjianR,etal.Conversionofamultihydroxylated-aliphatichydrocarbonoresterthereoftoachlorohydrin:WO,2006/020234A1[P].2006-02-23.[14]KubicekP,SladekP,BuricovaI.Methodofpreparingdichloropropanolsfromglycerin:WO,2005/021476A1[P].2005-03-10.[15]KrafftP,GilbeauP,GosselinB,etal.Processforproducingdichloropropanolfromglycerol,theglycerolcomingeventuallyfromtheconversionofanimalfatsinthemanufactureofbiodiesel:WO,2005/054167A1[P].2005-06-16.[16]GilbeauP,AndolenkoI,KrafftP,etal.Processforproducingdichloropropanolfromglycerol:EP,1762556A1[P].2007-03-14.[17],.:CN,101029000A[P].2007-09-05.[18],.:CN,101007751[P].2007-08-01.[19],.[M].:,1998.[20].[J].,1959,9:153154.(29)[7],.[J].,2005,27(8):1015.[8],,.[J].,2006,21(4):5255.[9],,,.:,02139909.3[P].2003.[10],.[J].,2005,132(3):1922.[11],,.FCC[J].2006,14(7):1822.[12].SiO2[J].,2005,36(5):764766.[13],,.-[J].,2003,18(6):12051209.[14]U,E,ML.:,03812093.3[P].2005.[15],,,.:,99810759.X[P].2001-03-09.43SHANDONGCHEMICALINDUSTRY200837