Abstract: The advances in ethylene oxide and ethylene glycol technology were summarized. The characteristics of different types of silver catalyst，their industrial applications and development trends were analyzed. The progress of production technology of ethylene oxide was reviewed，including operation technology of highly selective silver catalyst in the early stage and aging stage，simplified process of ethylene oxide absorption and desorption sections，technology of increasing ethylene oxide purity and reducing equipment corrosion，catalytic hydration technology，technology of refining ethylene glycol products，and development of new types of ethylene oxidation reactor. The development of ethylene glycol via syngas，its industrial application and existing problems were summarized. The suggestions about domestic silver catalyst development，complete set of technology development and commercialization of ethylene glycol process via syngas were presented.

Key words: Ethylene Oxidation, Catalyst, Ethylene Oxide Absorption, Ethylene Glycol Purification, Catalytic Hydration, Microchannel Reactor, Ethylene Glycol Process via Syngas, ethylene oxidation, silver catalyst, process, ethylene glycol process via syngas

摘要： 综述了传统石油路线乙烯氧化制环氧乙烷/乙二醇的技术进展，分析了不同类型银催化剂的技术特点、工业应用情况和发展趋势；研究了环氧乙烷生产工艺技术的主要进展，包括高选择性银催化剂在运行初期和老化阶段的配套开车技术，简化环氧乙烷吸收和解析工段流程、提高环氧乙烷纯度、减轻设备腐蚀的技术，催化水合技术，乙二醇产品精制技术和新型乙烯氧化反应器。概述了煤经合成气制乙二醇的技术开发、工业应用情况和存在的问题，提出了我国环氧乙烷/乙二醇银催化剂开发、成套工艺技术开发和煤制乙二醇产业发展的建议。

关键词: 乙烯氧化, 银催化剂, 环氧乙烷吸收, 乙二醇精制, 催化水合, 微通道反应器, 合成气制乙二醇, 乙烯氧化, 银催化剂, 工艺, 合成气制乙二醇