二己烯三胺五亚甲基膦酸的阻垢缓蚀性能研究汤长青

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Researchonthescaleandcorrosioninhibitioncapacitiesofbis-hexamethylenetriaminepenta(methylenephosphonicacid)TangChangqing1,2(1.DepartmentofMetallurgicalandChemicalEngineering,JiyuanVocationalandTechnicalCollege,Jiyuan454650,China;2.GraduateStudentSchoolofZhengzhouUniversity,Zhengzhou450001,China)1,2(1.,454650;2.,450001)[](BHMTPMPA),、pH、、。:60℃,pH=8,BHMTPMPA12mg/LCa2+160mg/L,CaCO399.8%;45℃,Ca2+200mg/L、Mg2+48mg/L、Na+92mg/L、Cl-426mg/L、SO42-192mg/L、HCO3-122mg/LBHMTPMPA20mg/L,,72h,BHMTPMPAA379.8%。BHMTPMPA10mg/L+Zn2+3mg/L4h,A398.6%96.4%。[];;[]TQ085.+412[]A[]1005-829X(2010)06-0059-04Abstract:Calciumcarbonateprecipitationmethodandrotaryhangedweightlosingmethodhavebeenusedforevaluatingthescaleandcorrosioncapacitiesofbis-hexamethylenetriaminepenta(methylenephosphonicacid)(BHMTPMPA).TheeffectsoftheconcentrationsofBHMTPMPAandcalciumions,reactingtemperature,pHofthesolution,etc.onscaleandcorrosioninhibitingcapacitiesareinvestigatedsystemically.Theresultsshowthatthescaleinhibitingratecanbeashighas99.8%whenthetemperature60℃,pH=8,andthesolutionofthecompo-nentsare12mg/LofBHMTPMPAand160mg/Lofcalciumions.ThecorrosioninhibitingrateforA3steelisonly79.8%,whenthetemperature45℃,solutioncomponentsare200mg/LofCa2+,48mg/LofMg2+,92mg/LofNa+,426mg/LofCl-,192mg/LofSO42-,122mg/LofHCO3-,and20mg/LofBHMTPMPAbyrotaryhangedmethodandpilotrunningfor72h.If10mg/LofBHMTPMPAand3mg/LofZn2+areusedandpre-filmedwithpre-filmagentfor4h,itscorrosioninhibitingratesforA3steelandcopperare98.6%and96.4%respectively.Keywords:bis-hexamethylenetriaminepenta(methylenephosphonicacid);scaleinhibitor;corrosioninhibitor,。,,。,“”,,〔1-2〕。(BHMTPMPA),,,1。BHMTPMPA5—PO(OH)2,,2,2,,,;,“”“”〔3〕。BHMTPMPA,pH、BHMTPMPA、30620106IndustrialWaterTreatmentVol.30No.6Jun.,201059——2010-06,30(6)1/%(ATMP)N(CH2PO3H2)3299.0532.1(HEDPA)C2H8O7P2206.0231.1(EDTMPA)C6H20O12N2P4436.029.4(DTPMPA)C9H28O15N3P5573.227.9(HDTMPA)C10H28N2O12P4492.326.0(BHMTPMPA)C17H44O15N3P5685.023.4,BHMTPMPAA3。11.1:、、、、、、、EDTA、-、、;BHMTPMPA,,43%~48%。:pHS-3pH,;RCC-1,;A3,;HH-2,;BS210S,。1.2〔4〕〔5〕,、。22.12.1.1BHMTPMPApH9.0,Ca2+240mg/LHCO3-732mg/L,BHMTPMPA,80℃,10h,BHMTPMPACaCO3,1。1,BHMTPMPA,CaCO3;BHMTPMPA16mg/L,;BHMTPMPA。,BHMTPMPA16mg/L。2.1.2pH9.0,HCO3-732mg/LBHMTPMPA16mg/L,80℃,10h,Ca2+CaCO3,2。2,BHMTPMPACa2+,200mg/L,BHMTPMPA。2.1.3pHCa2+240mg/L,HCO3-732mg/L,BHMTPMPA16mg/L,80℃,10h,pHCaCO3,3。3,pH8,BHMTPMPA,pH;pH8,pH,pH9.5,,76%。60——2010-06,30(6)2.1.4pH9.0,Ca2+240mg/L,HCO3-732mg/L,BHMTPMPA16mg/L,10h,CaCO3,4。4,BHMTPMPACaCO3,;60℃,BHMTPMPA。2.1.5,,,L9(34)pH、、Ca2+BHMTPMPA。2。,BHMTPMPADABC,pH,,,:pH8.0,BHMTPMPA16mg/L,160mg/L,60℃。,,BHMTPMPA12mg/L,,99.8%。2.22.2.1A3(1)BHMTPMPA。,Ca2+200mg/L、Mg2+48mg/L、Na+92mg/L、Cl-426mg/L、SO42-192mg/L、HCO3-122mg/L,45℃,72h,BHMTPMPAA3,5。5,BHMTPMPA,;20mg/L,BHMTPMPA,79.8%,BHMTPMPA。(2)BHMTPMPA。,,。BHMTPMPA,BHMTPMPAZn2+A3,24h3。3,Zn2+BHMTPMPA;10mg/LBHMTPMPA3mg/LZn2+,98.6%,BHMTPMPA36%。,BHMTPMPAZn2+。2.2.2BHMTPMPABHMTPMPAZn2+A32ABHMTPMPA/(mg·L-1)BCa2+/(mg·L-1)C/℃DpH%18160608.096.228200708.585.438240809.060.8412160709.090.6512200808.099.4612240608.593.6716160808.598.2816200609.090.0916240708.097.8K1242.4285.0279.8293.4K2283.6274.8273.8277.2K3286.0252.2258.4241.4k180.8095.093.2797.80k294.5391.691.2392.40k395.3384.186.1380.47R14.5310.907.1417.33A3B1C1D1:61——2010-06,30(6)3BHMTPMPABHMTPMPA/(mg·L-1)Zn2+/(mg·L-1)/(mm·a-1)/%1002.2826—2410.541076.331010.397282.641610.347084.85420.246589.261020.180392.171620.143893.78430.043498.191030.032098.6101630.027498.8———,,.CN101524671···············································。,、。、、,,,、。———,,.CN101186415。,:(1)V()∶V()1∶(0.1~1),,;(2)V()∶V()1∶(0.1~1),SBBR;(3)SBBR-;(4)SBBR,SBBR,SBBR。、。[](1965—),1986,,,。:13938178390,E-mail:jytcq@126.com。[]2009-12-04(),,A3,4。4,BHMTPMPAZn2+,Zn2+BHMTPMPA,10mg/LBHMTPMPA+3mg/LZn2+96.4%。3(1)BHMTPMPA、、,pH=860℃,BHMTPMPA12mg/L160mg/L,CaCO399.8%。(2),45℃、Ca2+200mg/L、Mg2+48mg/L、Na+92mg/L、Cl-426mg/L、SO42-192mg/L、HCO3-122mg/LBHMTPMPA20mg/L,72h,BHMTPMPAA379.8%;10mg/LBHMTPMPA3mg/LZn2+24h,A398.6%96.4%。[][1],.[J].,1999,19(5):273-279.[2]StewartNJ,WalkerPAM.Methodforinhibitingscaleformation:US,5261491[P].1993-11-16.[3],.[J].,2004,2(4):16-19.[4]GB/T16632—2008-[S].[5]GB/T18175—2000-[S].———.CN101544431,。,,,。、、;、,;,、,;、,,,。()4BHMTPMPABHMTPMPA/(mg·L-1)Zn2+/(mg·L-1)/(mm·a-1)/%1000.9897—2430.065693.431030.035696.441630.030696.962——

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