| 摘要: |
| 以N,N-二甲基丙烯酰胺(DMAA)、3-烯丙氧基-2-羟基-1-丙磺酸(AHPS)、2-丙烯酰胺基-
2-甲基丙磺酸(AMPS)和丙烯酸(AA)为原料,合成了一种抗高温水泥浆降失水剂。通过红外光谱对其
进行了表征,评价了添加抗高温降失水剂的水泥浆综合性能。结果 表明,加有抗高温降失水剂的水泥浆
API滤失量可以控制在50mL以下,抗温能力可达150 ℃。降失水剂使水泥浆的稠化时间稍有延长,
抗压强度略有降低,抗析水能力增强,抗盐能力可达到36%。 |
| 关键词: 油井水泥浆 降失水剂 耐高温 合成 |
| DOI：10.3969/j.issn.1007-3426.2016.04.014 |
| 分类号: |
| 文献标识码:A |
| 基金项目: |
|
| SynthesisandpropertyevaluationofhightemperatureresistantfluidlossadditiveSCF-1forcementslurry |
|
LiuFei11, LiuXuepeng1, XiaChengyu2, ZhouShiming1, DengTian’an3
|
|
1.PetroleumEngineeringResearchInstitute,SINOPEC,Beijing100101,China;2.Schoolof Mechanical
Engineering,YangtzeUniversity,Jingzhou434023,China;3.CementingCompanyofSINOPEC
SouthwestPetroleum EngineeringCo.,Ltd.,Deyang610800,China
|
| Abstract: |
| Inthispaper,ahightemperatureresistantfluidlossadditiveforcementslurry was
synthesizedusingDMAA,AHPS,AMPSandAA,andwascharacterizedthroughinfraredspectrum.
Thesyntheticalperformancesofthecementslurryaddedwithfluidlossadditivewereevaluated.The
resultsshowthattheAPIfluidlossofthatcementslurrycanbecontrolledbelow50 mL,andits
temperaturetolerancecanbeupto150℃.Thethickeningtimeofcementslurryisextendedslightly,
yetitscompressing strengthis decreasedlightly andits water precipitation resistanceisalso
improved.Itssalt-resistanceperformanceisenoughtoreach36% ofsaltconcentration. |
| Key words: oilwellcementslurry,fluidlossadditive,hightemperatureresistance,synthesis |
