Sulphonic acid groups functionalized organic-inorganic hybrid mesoporous molecular sieves for the selective adsorption of metal ions, manufacturing method of the materials

摘要

Disclosed is a silica precursor which includes a 2,6-diaminopyridine group crosslinked by using 2,6-diamino pyridine, phosgene, and 3-aminopropyltriethoxysilane and has a selective adsorption ability to cobalt ions.;COPYRIGHT KIPO 2014;[Reference numerals] (1) Self-assembly;(2) Progression reaction;(3) Mold removal;(AA) Organic/non-organic silica precursor including cross-linked 2,6-diamino pyridine;(BB) Mold (ternary copolymer, P123) tetraethyl ortho silicate;(CC) Step 1;(DD) Organic/non-organic intermediate micropore body including cross-linked 2,6-diamino pyridine;(EE) Step 2;(FF) Organic/non-organic intermediate micropore body reformed with sulfonic acid