The results showed that PDM was an effective scorch retarder for MgO/ PER/ TRA vulcanizing systems, and the vulcanizates with excellent compression permanent set and heat resistance could be obtained by PDM/ antioxidant AW vulcanizing systems. 结果表明,在MgO/PER/TRA硫化体系中,PDM是有效的防焦剂,采用PDM/防老剂AW硫化体系可以制得压缩永久变形和耐热性能优良的硫化胶。
Application of Scorch Retarder P-X in Chloroprene Rubber Production 防焦剂P-X在氯丁橡胶生产中的应用
Under the condition of GOR-ⅱ catalyst, and the temperature of 480 ℃, the products distribution in catalytic cracking process were evaluated by virtue of ACE equipment after the scorch retarder added to the crude oil of catalytic cracking. 在催裂化原料油中添加减焦剂,在GOR-Ⅱ催化剂、480℃条件下利用ACE装置对催化裂化工艺产品分布进行了评价。
Study of the scorch retarder of catalytic cracking 催化裂化减焦研究
Commercial trial and application of visbreaking scorch retarder 减粘裂化防焦剂的工业试验及应用