What is pseudo-boehmite? Pseudo-boehmite, namely SB powder (Al2O3·nH2O or, AlOOH·H2O n=0.08—0.62) English name Pseudo-boehmite, English abbreviation PB. Pseudo-boehmite, also known as pseudo/quasi/pseudo-boehmite, pseudo-boehmite, gelatinous boehmite, or boehmite-like, is a type of indeterminate composition and incomplete crystallinity. The transition product from order to order, weak crystalline state to crystalline state, the crystal structure is completely similar […]