通过流变学参数法研究十二烷基磺酸钠(SDS)、十六烷基-三甲基溴化铵(CTAB)、油酸(OA)和椰子胺(CA)对轮古常渣(LGAR)-甲苯溶液中沥青质分散性质的影响. 结果表明,LGAR-甲苯溶液中,沥青质存在形态为流体力学意义上的球形,表面活性剂能促进沥青质溶剂化,使沥青质颗粒不规则程度增大. 表面活性剂促进沥青质溶剂化能力大小顺序为CA>OA>SDS>CTAB;SDS、OA和CA具有沥青质解缔作用,且解缔能力大小顺序为CA>OA>SDS,而CTAB则在一定程度上促进沥青质缔合.
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