Latest Technical Achievements of Pseudoboehmite

Latest Technical Achievements of Pseudoboehmite:

Pseudoboehmite (PB) is the essential precursor of high-purity gamma alumina and serves as a core carrier material for hydrogenation reforming, PDH, CCR, FCC, and petrochemical catalytic applications. In recent years, significant technological upgrades have been achieved in morphological control, pore structure customization, stability modification, and green continuous production, greatly improving the performance consistency and service life of downstream catalysts.

First, advanced morphology-oriented synthesis technology has realized controllable rod-shaped and tailored flake-structured pseudoboehmite. Compared with traditional irregular particles, the optimally structured PB builds stable and interconnected pore channels after calcination. The final alumina carrier exhibits larger pore volume, reasonable pore size distribution, and excellent anti-sintering performance, effectively enhancing catalytic conversion efficiency and long-cycle stability for propane dehydrogenation and hydrogenation reactions.

Second, modified doping technology, especially silicon modification, has greatly improved the specific surface area, hydrothermal stability, and structural rigidity of pseudoboehmite. Modified products maintain stable pore structure under high temperature and water vapor conditions, reducing carbon deposition and structural collapse, which perfectly meets the rigorous working environment of modern petrochemical catalysts.

Third, the industry has achieved continuous and hypergravity carbonization production technology. Replacing traditional batch reaction processes, the new continuous production route effectively eliminates batch differences, ensures stable peptization performance, high purity, and uniform particle consistency. It significantly lowers production energy consumption and improves product repeatability for large-scale industrial catalyst manufacturing.

In addition, green recycling preparation technology using aluminum-based waste liquid has matured in industrial application. It realizes closed-loop utilization of aluminum resources, reduces carbon emissions, and provides eco-friendly, cost-effective high-quality pseudoboehmite for global catalyst manufacturers.

Beyond traditional petrochemical fields, high-performance pseudoboehmite is now widely applied in high-purity alumina sol, hydrogen production catalysis, and new energy composite materials, showing broad development prospects in diversified advanced industries.

In summary, modern pseudo boehmite technology has evolved from simple raw material supply to customized, high-stability, application-oriented carrier solutions, providing more reliable and efficient support for global catalyst upgrading.