Stabilized hydrogen peroxide solution

Details Stabilized hydrogen peroxide solution Stabilized hydrogen peroxide solution

C - Chemistry, Metallurgy

01

B

23/292, 134/5.3

C01B 15/037 (2006.01) A61L 2/00 (2006.01) A61L 12/12 (2006.01) C11D 3/00 (2006.01) C11D 3/39 (2006.01)

Patent

CA 1309569

Stabilized hydrogen peroxide solution Abstract of the Disclosure A stabilized hydrogen peroxide solution is disclosed comprising a firstand second stabilizer said first stabilizer being selected from a compound of the formula Image wherein each of n, m, p and q is independently 0-4, or from a physiologi- cally compatible salt thereof, in an amount of from about 0.024 mmole to about 0.49 mmole/100 ml of solution; and said second peroxide stabilizer being selected from glycerin, a water soluble polyvinyl alcohol having a molecular weight of about 5,000 to about 150,000 and being at least 80 % hydrolyzed, propylene glycol, polyacrylic acid having a molecular weight of about 2,000 to about 100,000, diethylene glycol, and sodium hexametaphosphate sodium poly- phosphate, in an amount of from about 0.054 mmole to about 1.09 mmole/100 ml of solution. Said solution may be used in a method of disinfecting a hydrogen peroxide stable article such as a contact lens.

565468

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