尿素结块原因及防结块技术  

Urea caking causes and anti-caking technique

作　　者：张天来[1] 叶世超[1] 茅启昌 李天文[2] 

机构地区：[1]四川大学化工学院,四川成都610065 [2]泸天化集团有限责任公司,四川泸州646300

出　　处：《中氮肥》2002年第2期8-11,共4页M-Sized Nitrogenous Fertilizer Progress

摘　　要：根据尿素结块机理分析了尿素在运 输和贮存过程中结块的原因。介绍了尿素防结块剂的类型和作用原理、尿素防结块剂的添加 工艺、现有尿素防结块剂的防结块性能及其应用现状，提出开发尿素防结块剂的建议。Causes of urea caking during transportation and storage are analyzed on the basis of agglomerating mechanism. The types, functions and a dditive process of anti caking agent for urea are presented. The performance an d present application situation of the existing anti caking agent are also in tr oduced. Suggestions on development of urea anti-caking agent are brought forward.

关 键 词：尿素 结块 机理 防结块剂 运输 贮存 

分 类 号：TQ441.41[化学工程—化学肥料工业] TQ440.79