Intact framework, preserved acidity
Pre-impregnated amines act as inner pore-directing agents to protect zeolite frameworks during desilication, enabling hierarchical porosity while preserving microporosity and acidity.
Zhu, Xiaochun · Shen, Yanfeng · Ji, Yonggang · Qin, Zhengxing · Wu, Zhijie · Song, Weiyu · Xu, Chunming · Shen, Baojian
Angewandte Chemie - International Edition 2024
High crystallinity
Tunable hierarchy
Stable framework
Well-preserved acidity
Significantly improved mass transport properties and catalytic activities