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·2316· 精细化工 FINE CHEMICALS 第 36 卷

91.90%，表明发生在 P110 钢表面电化学腐蚀的反应 降低成本，作者正在筛选合适的增效剂与 BHC 进行
速率降低，BHC 达到了大幅度抑制腐蚀的效果。在 复配，研究其缓蚀协同机理。
不含和含有 BHC 缓蚀剂时，腐蚀电位 E corr 在阴极方
参考文献：
向的差值小于 85 mV，故 BHC 是一种偏阴极的混合
[1] Liu Gaolun (刘高伦). Research and application of corrosion status
型缓蚀剂。 and anticorrosion technology of oil and gas pipeline network in Tahe
Oilfield[J]. Total Corrosion Control (全面控制腐蚀), 2010, 24(9):
17-24.
[2] Yang Dongming (羊东明), Ge Pengli (葛鹏莉), Zhu Yuanyuan (朱原
原). Corrosion prevention and control technology application of
gathering and transportation pipelines in Tahe Oilfield[J]. Surface
Technology (表面技术), 2016, 45(2) : 57-64.
[3] Hegazy M A, Abdallah M, Awad M K, et al. Three novel diquater-
naryammonium salts as corrosion inhibitors for API X65 steel
pipeline in acidic solutionn. Part I: Experimental results[J]．Corrosion
Science, 2014, 81: 54-64.
[4] Wang Jiajia (王佳佳), Shi Guojun (石国军), Ji Yanjuan (纪艳娟).
Performance of corrosion and scaling inhibitors prepared by imidazoline
and EDTMPS[J]. Corrosion & Protection (腐蚀与防护), 2016,
37(7): 602-608.
[5] Gu Ting, Su Pengcheng, Liu Xiaoyan, et al. A composite inhibitor

used in oilfield: MA-AMPS and imidazoline[J]. Journal of Petroleum
图 12 不同质量浓度 BHC 对 P110 钢的 Tafel 曲线 Science and Engineering, 2013, 102: 41-46.
[6] Bai P, Liang Y, Zheng S, et al. Effect of amorphous FeS semicon-
Fig. 12 Tafel plots of P110 carbon steel with different ductor on the corrosion behavior of pipe steel in H 2S-containing
concentrations of BHC environments[J]. Industrial & Engineering Chemistry Research,
2016, 55(41): 10932-10940.
表 5 不同质量浓度 BHC 下 P110 钢的电化学参数 [7] Crolet J L. Mechanisms of uniform corrosion under corrosion
deposits[J]. Journal of Materials Science, 1993, 28(10):2589-2606.
Table 5 Electrochemical parameters of P110 steel with [8] Yang Xiaoping (杨小平), Li Zaidong (李再东), Xiang Wei (向伟), et
various concentrations of BHC al. Development and application of corrosion and composite
2
ρ(BHC)/(mg/L) E corr/mV I corr/(µA/cm ) η/% corrosion inhibitor CZ3-1+CZ3-3 in Moxi Gas Field[J]. Oilfield
Chemistry (油田化学), 1998, 15(1): 132-136.
0 –703 157.5 — [9] Liu Junchao (刘俊超). Study on the corrosion inhibitor used in
H 2S/CO 2 system[D]. Beijing: Beijing University of Chemical Technology
30 –696 44.85 69.51 (北京化工大学), 2009.
50 –726 33.20 78.92 [10] Annand R R, Rushton B M.Use of cyclic amidine polymers as
corrosion inhibitors: US3669612[P]. 1972-06-13.
80 –751 26.10 83.43 [11] Dutta P K, Tripathi S, Mehrotra G K, et al. Perspectives for chitosan
100 –763 12.76 91.90 based antimicrobial films in food applications[J].Food Chemistry,
2009,114(4): 1173-1182.
注：—代表无数据。 [12] Wang J, Lian Z, Wang H, et al. Synthesis and antimicrobial activity
of Schiff base of chitosan and acylated chitosan[J]. Journal of Applied
与表 2 中动态失重法测得的缓蚀率对比表明， Polymer Science, 2012, 123(6): 3242-3247.
[13] Kang M L, Cho C S, Yoo H S, et al. Application of chitosan
动电位极化测试得到缓蚀率与动态失重法结果基本 microspheres for nasal delivery of vaccines[J]. Biotechnology Advances,
2009, 27(6): 857-865.
一致，表明 BHC 具有良好的缓蚀效果。 [14] Professional Standardization Committee for Oil and Gas Production
( 采油采气专业 标准化委员会 ). Technical specifications and
3 结论 evaluating methods of corrosion-inhibitors for oil field produced
water ( 油田采 出水处理用缓 蚀剂性能指标 及评价方法 ):
SY/T5273-2014[S]. Beijing: Petroleum Industry Press (石油工业出
（1）针对塔河油田井下高温（140 ℃）、高矿化 版社), 2014: 3.
[15] Reznik V S, Akamsin V D, Khodyrev Y P, et al. Mercaptopyrimidines
度、高含 H 2S/CO 2 腐蚀环境，采用天然原料合成了绿 as inhibitors of carbon dioxide corrosion of iron[J]. Corrosion Science,
2008, 50(2): 392-403.
色 BHC 缓蚀剂，优化的合成条件为：m(HTCOS)∶ [16] Liu Z, Gao X, Du L, et al. Hydrogen assisted cracking and CO 2
m(苯甲醛)=1.0∶2.4，反应温度 80 ℃，反应时间 24 h。 corrosion behaviors of low-alloy steel with high strength used for
armor layer of flexible pipe[J]. Applied Surface Science, 2018,
5
（2）在 140 ℃、矿化度 2.4×10 mg/L、高含 H 2 S/CO 2 440(5): 974-991.
[17] Moradi Z, Attar M M. An investigation on the inhibitory action of
腐蚀条件下，当 BHC 质量浓度 100 mg/L 时，其对 benzazole derivatives as a consequence of sulfur atom induction[J].
P110 钢片的缓蚀率为 85.62%，比市售效果最好缓蚀 Applied Surface Science, 2014,317(7): 657-665.
[18] Singh A, Lin Y, Ebenso E E, et al. Gingko biloba fruit extract as an
剂缓蚀率提高 16.90%，可有效抑制井筒腐蚀。 eco-friendly corrosion inhibitor for J55 steel in CO 2 saturated 3.5%
NaCl solution[J]. Journal of Industrial & Engineering Chemistry,
（3）Tafel 曲线表明，BHC 是一种偏阴极的混 2015, 24(3): 219-228.
合型缓蚀剂，动电位极化测试得到 BHC 的缓蚀率与 [19] Bouklah M, Hammouti B, Lagrenée M, et al. Thermodynamic properties
of 2,5-bis(4-methoxyphenyl)-1,3,4-oxadiazole as a corrosion inhibitor
失重法结果相近，表明 BHC 具有良好的缓蚀效果。 for mild steel in normal sulfuric acid medium[J]. Corrosion Science,
2006, 48(9): 2831-2842.
（4）BHC 缓蚀剂在 P110 钢表面满足 Langmuir [20] Abboud Y, Abourriche A, Saffaj T, et al. 2,3-Quinoxalinedione as a
单分子吸附模型，且吸附过程是自发进行，可形成 novel corrosion inhibitor for mild steel in 1M HCl[J]. Materials
Chemistry & Physics, 2007, 105(1): 1-5.
稳定的化学键。 [21] Ferreira E S, Giacomelli C, Giacomelli F C, et al. Evaluation of the
（5）为进一步提高缓蚀剂 BHC 的缓蚀性能和 inhibitor effect of l -ascorbic acid on the corrosion of mild steel[J].
Materials Chemistry & Physics, 2004,83(1): 129-134.