Patent ID: 7067294

Claim:
A bioactive catalytic material for providing protection against chemical agents comprising: (a) at least one enzyme to degrade the chemical agent immobilized within at least one polyelectrolyte selected from the group consisting of polyethyleneimine (PEI), polyacrylic acid (PAA), polystyrene sulfonate (PSS), polydiallyl dimethyl ammonium chloride (PDDA), polyvinylpyridine (PVP), polyvinyl sulfate (PVS), pollyallyl amine hydrochloride (PAH) and combinations thereof; and (b) a polymerized end-capping agent selected from the group consisting of 1,2-dihydroxypropyl methacrylate (DHPM), 1,2-dihydroxypropyl 4-vinylbenzyl ether (DHPVB), N-[3-trimethoxysilyl)propyl]ethylenediamine (TMSED), and combinations thereof.