Disinfection system of contact lens
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United States of America Patent
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Aug 30, 2016
Grant Date -
Mar 29, 2012
app pub date -
Dec 6, 2011
filing date -
Jun 29, 2009
priority date (Note) -
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Abstract
A disinfection system of a contact lens comprising immersing the contact lens in a disinfecting solution containing hydrogen peroxide in a concentration of 1 to 10% and neutralizing the hydrogen peroxide in the disinfecting solution through contact with a metal catalyst, where the disinfecting solution contains an organic carboxylic acid or a salt of the organic carboxylic acid, the organic carboxylic acid having a structure in which a hydroxyl group and a carboxyl group are bonded to one carbon atom; the disinfecting solution is adjusted to have a pH of 6 to 8; and the disinfecting solution after the neutralization is adjusted to have an osmotic pressure of 250 to 350 mOsm.
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