控释尿素的制备材料与方法及其研究进展  

Materials, methods and research progress for controlled release urea

作　　者：杨晨曦 王健 孙婴婴 贺普春 YANG Chen-xi;WANG Jian;SUN Ying-ying;HE Pu-chun(Land Engineering and Technology Institute,Shaanxi Provincial Land Engineering Construction Group Co.,Ltd.,Xi'an 710075,China;Shaanxi Provincial Land Engineering Construction Group Co.,Ltd.,Xi'an 710075,China;Key Laboratory of Degraded and Unused Land Consolidation Engineering of the Ministry of Land and Resources,Xi'an 710075,China;Shaanxi Research Center of Land Reclamation Engineering Technology,Xi'an 710075,China)

机构地区：[1]陕西地建土地工程技术研究院有限责任公司,陕西西安710075 [2]陕西省土地工程建设集团有限责任公司,陕西西安710075 [3]自然资源部退化及未利用土地整治工程重点实验室,陕西西安710075 [4]陕西省土地整治工程技术研究中心,陕西西安710075

出　　处：《现代化工》2024年第9期69-74,共6页Modern Chemical Industry

基　　金：陕西省土地工程建设集团内部科研项目(DJNY-YB-2023-23,DJNY2024-31);陕西省重点研发计划(2022NY-082,2024NC-YBXM-245);中央高校基本科研业务费资助项目(300102292504)。

摘　　要：综述了控释肥料(CRF)的释放机制与尿素的转化过程,通过尿素释放机制与转化过程总结了制备控释尿素的材料与方法,并阐述了其控释效应与保水、生物降解等方面能力,同时对其环境性能进行了讨论,最后展望了未来规模化制备控释尿素的前景并对制备方法提出了建议。This paper reviews the release mechanism of controlled-release fertilizers(CRF)and the transformation process of urea,and summarizes the materials and methods for preparing controlled-release urea.The controlled-release urea's controlled-release effect and its abilities to retain water,biodegradation,etc.are expounded.The environmental performance of controlled-release urea is also described.The prospects for the commercial preparation of controlled-release urea are predicted,and some suggestions are given for the preparation methods in the future.

关 键 词：控制释放 尿素 释放机制 环境 

分 类 号：TB33[一般工业技术—材料科学与工程]