Group 1 - The research team led by professors from Fuzhou University has developed a highly stable platinum-based catalyst for propane dehydrogenation, achieving over six months of stable operation, setting a new world record for catalyst durability [1] - Propylene, produced from propane dehydrogenation, is a key raw material for plastics, rubber, and fibers, with domestic propane dehydrogenation capacity exceeding 23 million tons per year by 2024 [1] - The development of high-stability platinum-based catalysts addresses significant challenges in propane dehydrogenation technology, particularly the catalyst deactivation due to sintering at high temperatures [1] Group 2 - The team discovered that the stability of platinum particles encapsulated in MFI molecular sieves is closely related to the length of the b-axis, with longer b-axis lengths preventing particle aggregation and deactivation [2] - After eight years of research, the team has made systematic breakthroughs in the field of platinum-based catalysts, publishing papers in prestigious journals that address the challenges of catalyst regeneration and reaction stability [2] - This research provides new insights into the challenges of sintering and regeneration in precious metal catalysts, paving the way for innovations in propane dehydrogenation technology [2]