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介绍了脱环碳五石油树脂的主要原料和工艺流程，结合小试结果和工业装置生产情况，考察了配料、聚合、中和水洗和汽提精制不同的工艺条件对树脂热氧老化的影响。为优化生产工艺、提高产品品质和工业装置科学生产提供建设性意见。“,”The main raw material and process flow of the decyclized C5 petroleum resin are briefly introduced.Combine the laboratory test and the production of industrial plant，the effects of different conditions of the Ingredients，polymerization，neutralization washing and stripping refining on the thermal-oxygen aging of the resin are investigated. Constructive suggestions are put forward on optimizing the production process，improving the product quality and the scientific production of Industrial installations.