可实现稠油降黏的重油裂解剂的制备及性能研究
Applied Chemical Industry(2021)
Abstract
由硫酸氧钒、纳米SiO2和尿素合成了一种纳米钒酸催化剂DL,以水配制成纳米催化剂体系,分析了纳米催化剂加量、反应温度、水加量及裂解时间对管道中的稠油黏度影响.结果表明,在36 h、180℃和0.3%催化剂加量下,可使稠油降黏率达到92.3%,远高于普通硫酸钒AC的67.1%.
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