超高密度钻井液分散剂的合成及性能评价

20137('91a5457001)[]JZ128gem3JZ1282s130s[41111o(50)J22Jz1111(AA)22(AMPS)(DMDAAC)T12JZ1AAAMPSDMDAAC60901hNaOHJZ1131311)lL1g20g2h24h22)2105rain24h3)215min24h1321)Jz15rain24h16h5rain=100100rain12)122700m2038n'lm(1053)10g(mo)150oC16h042toni201303-20(2011310)144ADVANCESINnNEPETROCHEMICALS(1053)(m)120oC2ho42nlm(1053)oC()R1=mlmo100R2=m2mo100R=R2R11002212112+P=26gcm3()150oC16h11AVPVYPFI124h150oC16h3502122+10NaCl+P=26gem324h22300j1200mi1100mi1minnnO0510152O3O29023524026221519016814214521016023814531O1194339256295548224h2562132+1CaCl+p=26gc111324h33600min1300min1200min1100min1O2502151800522018516013027810210170145115361l5200135120905002019013011080556301851261088155O324h25522JZ1125+4SMP()+6SMC()+01LvcMc()+l+221JZ1(p=28gcm3)15016h4JZ122828130s2013727424h056gcm3003gcm342222Jz115016h5552528gcm32jz1JZ122328gcm32JZ115066h600min1300min1200min1100min1mL672h224J15mL28gcm34000min20rain()7mL18+2Jz1237Jz122528gera389339466244l222=s!50OO14428ADVANCESINFINEPETROCHEMICALS8RlR2R920628683+2JZ1933883946!2313408cm1(0H)1722cm11615cm(cO)l184cm1l040cm1(SO)4000350030002500200015001000500cm112422803JZ11{|12l[J]200623(5)1213[J]200522(1)1720[J]200926(2)3942[J]201022(9)4749[J]201032(2)3033[J]201l28(5)7077[J]200926(1)1214SynthesisandEvaluationofDispersantforUltralIighDensityDrillingFluidXieJianyuLiBinZhangBin(ResearchInstitute0DrillingEngineeringTechnologyZhongyuanPetroleumExplorationBureauSinopecPuyang457001HenanChina)[Abstract]DispersantJZ1forultrahighdensitydrillingfluidwassynthesizedbygraftcopolymerizationofnaturalmaterialsandvinylmonomemThedispersantwascharacterizedbyIRandevaluatedonthermalstabilitybythermogravimetryTheresultsshowedthatthedispersantJZ1hadexcellentdispersionandthefunnelviscosityofthedrillingfluidadded2JZ1withthedensityof28scm3decreasedfrom282Sto130SThedispersantalsohadverygoodinhibitingactionsaltandcalciumtolerancethereforetherheologyandthesedimentationstabilityofthedrillingfluidwiththedispersantwereimprovedsignificantly[Keywordsgraftpolymerdispersantultrahighdensitydrillingfluid1j1J1J1lJ1Jl=H