超临界流体循环废旧橡胶  

Recycling of waste rubber by supercritical fluid

作　　者：李翔 房志营 丁昱 唐玉强 魏平方[2] LI Xiang;FANG Zhiying;DING Yu;TANG Yuqiang;WEI Pingfang(School of Mechanical Engineering,Yangtze University,Jingzhou 434023,China;College of Chemistry and Environmental Engineering,Yangtze University,Jingzhou 434023,China)

机构地区：[1]长江大学机械工程学院,湖北荆州434023 [2]长江大学化工与环境工程学院,湖北荆州434023

出　　处：《弹性体》2022年第5期77-83,共7页China Elastomerics

基　　金：国家自然科学基金项目(51703013);石油石化污染物控制与处理国家重点实验室开放课题(PPC2020010)。

摘　　要：综述了国内外超临界流体处理废旧橡胶的技术和方法,重点阐述了超临界二氧化碳、超临界醇类、超临界水和超临界甲苯等在废旧轮胎橡胶脱硫再生和液化解聚等方面的研究,以及脱硫再生装置的发展。高效节能、绿色环保的超临界流体技术有望成为废旧橡胶循环的发展方向。In this paper,the technologies and methods of waste rubber treatment by supercritical fluid were reviewed.The studies of supercritical carbon dioxide,supercritical alcohols,supercritical water and supercritical toluene in the fields of devulcanization and depolymerization of waste tire rubber were emphatically introduced.The development of devulcanization equipments was also discussed.Supercritical fluid technology with high efficiency,energy saving and green process is expected to be a development direction of waste rubber recycling.

关 键 词：废旧橡胶 超临界流体 脱硫再生 液化解聚 脱硫再生装置 

分 类 号：TQ335[化学工程—橡胶工业]