It is indicated that both the coverage of the bulkier molecules in active centre of catalyst and the loss of the active component in catalyst by the reaction of chloric species with water in feed contribute to the deactivation of catalyst.
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美
- 通過(guò)對失活催化劑的分析發(fā)現,在苯與烯烴烷基化反應中,固載化AlCl_3催化劑的失活主要是因為反應過(guò)程中生成的大分子物質(zhì)覆蓋在催化劑的活性中心上,以及擔載在催化劑上的含氯活性物種的流失和原料中的水使催化劑活性組分分解所致。
