1、 p +孙立梅 李明远 林梅钦 郭继香 彭 勃 董朝霞(S Fv4 l q 102249)K 1 ; 、* p +#QHqY。TV ,n(J )n(50 mg/L A,s 8 2.1 21.1nm,Zeta-54.38 -10.07mV;NaCl Pp ?h 7, 0.014 0.099mol/LS =。QHq +V , “ 8 s 、Q HW#Q9F, 9F,yN* A “8 8 9F, A “8Zeta。 QHq/, 8 s Y l,Q HWYKA, eQ1y ,790 -? 3 Q。1oM p , ,*, 8 ,Zeta, ms |:O632.7;O631 DS M :A cI|:100
2、0-0518(2008)08-0961-052007-08-17 l, 2007-12-13Y “ : , 3, q,p V 3 =;E-mail:;Z_:8 p T 4, ,/F b4,i 6FJ ,1 h = PQ 670 ,J F8,? 680 ,Q30 min, 8 AP。 0 | 8 A d, P 8 s 10% 50%,90 100 Hq/Q540 min,K。 8 AP, (4 bQ i。 8 Ar s (%)=(mp+m ) /m A。 T,mp、m sYp (g), q, m AQ A9 (g)。 = vD3ZE,iN9 q。1 A ir25 8 Vol.25No.82008
3、 M8 CHINESEJOURNALOFAPPLIEDCHEMISTRY Aug.2008 i。1.3 (CCC)D 4ZE, 1.76 mol/LNaCl A, P -0.22 m8 V r。 i50 mg/L,8100mLp Ab H0,H ,1.76 mol/LNaCl A, A 3$。: c NaCl A8,9 CCC:CCC=c1V1/(V1 +V2)T,c1 o ) A i(mol/L);V1 o ) A8(mL);V2$ A8(mL)。2 T) LHq/,(p)/%:b.10;c.20;d.30;e.40;f.50HW(20min)Q(100 )BHq/, “ 8 s 10%9F
4、50%,Q8“ 8s0 + q9F,yN 8W ? 3 Q, 3 v,*V1.720 6 mPas9F2.079 8mPas。“ 8 s V10%9F30%, A“8 8 V8.6 nmM8.0 nm,i9F,Vm3 Vn,)8s 9F,yN ( 9F,V1*MTB。 “ 9F, T JMh 7 Time/min:b.5;c.10;d.20;e.30;f.40m5 Q 8 YFig.5 Influencesofreactiontemperaturesonhydrodynamicsdiameterofaggregatesindistiledwatera.Thehydrodynamicsdiame
5、terdistributionofprepolymer;t/:b.80;c.87;d.93;e.100 8 s (20 %)Q(100)BHq/, Q HW9F,*s0 “8 8 9F,Zeta 。T ,Q HW9F, V9F 8W/ WB , 3 v。m4V1TV ,Q HWYK A, eQ1y 。Q HWr40 min,* v,s09 v, T9FQ HW, 8。“,Q9F99F 8s0 + q, P 9F。 ,VV1m5 A,Q90 -*、 8 、Zeta 8WY l, 90 - Q ,1? 3 & |Q。yN1 v,1 a4Q。964 25 I D1 FANZhen-Zhong(S).
6、DoctoralDissertation(p V ).Hangzhou(s):ZhejiangUniversity(v), 20052 LIHua-Bin( ),ZHAOHua-Ting(uS),ZHAOPu-Chun(u =),CHENHong( ).OilfieldChem(油田化学)J, 2006, 23(1):503 HUANGFa-Rong(? ),JIAOYang-Sheng( 2).PhenolicResinanditsApplication(p # )M.Beijing():ChemicalIndustryPress(), 2003:4204 ChemistryDepartme
7、ntofBeijingUniversity(v“).ColloidandInterfaceChemistryExperiments(8 L)M.Beijing():BeijingUniversityPress(v), 1993:2645 SUNLi-Mei( ),LIMing-Yuan( ),PENGBo( q),LINMei-Qin( R),GUOJi-Xiang(R?P).ActaPetroleiSinica:PetroleumProcessingSection(石油学报:石油加工)J, 2008, 24(1):636 TobiasonFL,ChandlerC,SchwarzFE.Macr
8、omoleculesJ, 1972, 5:3217 SUNLi-Mei( ),LIMing-Yuan( ),PENGBo( q),LINMei-Qin( R),GUOJi-Xiang(R?P),WUZhao-Liang(y).JChinaUnivPetroleum(NatSciEnd)(中国石油大学学报(1 S)J,Inpress8 HiemenzPC,RajagopalanR.PrinciplesofColloidandSurfaceChemistryM, 3rdEdition.NewYork:MarcelDekker,Inc, 2002:588SynthesisandHydrationPr
9、opertiesofWaterSolublePhenol-formaldehydeResinSUNLi-Mei, LIMing-Yuan, LINMei-Qin, GUOJi-Xiang, PENGBo, DONGZhao-Xia(EnhancedOilRecoveryResearchCenter,ChinaUniversityofPetroleum-Beijing,Beijing102249)Abstract Thehydrationpropertiesofasynthesizedwatersolublephenol-formaldehyderesin, andtheinfluencesof
10、reactionparametersonthepropertiesofitwereinvestigatedwithdynamiclightscateringtechnology, andbymeansofviscosityandcriticalcoagulatingconcentration(CCC)determination.Theresultsshowthattheresinpreparedwithsodiumhydroxideascatalystataphenol/formaldehydemoleratioof31canbedissolvedindistiledwatertoformat
11、ransparentsolution.Theviscosityofa10%resinsolutionrangesfrom1.529 1mPasto6.064 7mPas, andthedispersedunitina50mg/Lresinsolutionexhibitsahydrody-namicsdiameterbetween2.1 nmand21.1 nmandaZetapotentialvaryingfrom -54.38 mVto-10.07 mV.NaClcanweakentheresinhydrationandmaketheresinflocculate, theCCCfordif
12、erentresinproductsolutionisfrom0.014 mol/Lto0.099 mol/L.Thehydrationpropertiesoftheresinunderdiferentreactionconditionsshowthatalongwiththeprepolymermassfraction, thepolymerizationdegreeoftheresinproductisincreasedasthereactiontimeandreactiontemperatureincrease, causingtheviscosityof10%resinsolution
13、andthehydrodynamicsdiameterofresinaggregateindilutesolutiontoincrease.Onthecontrary, theCCCoftheresindilutesolutionandtheZetapotentialofthereinaggregatearedecreased.Furthermore, thechangeoftheresincausedbytheprepolymermassfractiondiferenceiscomparativelyinsignificant.Other-wise, reactiontimecanintensivelyafecttheproduct.Inaddition, thepolycondensationbelow90 isdificulttotakeplace.Keywords watersolublephenol-formaldehyderesin, hydration, viscosity, hydrodynamicsdiameter, Zetapotential,criticalcoagulatingconcentration965 8 : p +
