Patent ID: 8337905
Filing Date: 2012-12-25
Classification: A61L,C11D,C12N,C12P,C12Y,Y02E

Abstract:
1. A multi-component peroxycarboxylic acid generation system comprising a first compartment comprising a first component and a second compartment comprising a second component and means for mixing the first component and the second component to produce an aqueous formulation of peracetic acid; wherein the first component comprises (i) an enzyme powder comprising a formulation of: (ii) a carboxylic acid ester substrate selected from the group consisting of (iii) a buffer selected from the group consisting of bicarbonate, citrate, acetate, phosphate, pyrophosphate, methylphosphonate, succinate, malate, fumarate, tartrate, and maleate; (iv) a cosolvent selected from the group consisting of tripropylene glycol methyl ether, dipropylene glycol methyl ether, propylene glycol methyl ether, diethylene glycol butyl ether, dipropylene glycol, triethylene glycol, 1,2-propanediol, N-ethyl-2-pyrroldinone, isopropanol, ethanol, ethyl lactate, 1,3-propanediol, and any combination thereof; and (v) optionally at least one surfactant; wherein the second component comprises water, hydrogen peroxide and a hydrogen peroxide stabilizer.