Johnson and Johnson Vision Care, Inc.

Karen Altheim

Diana Zanini

The present invention is a process for forming ophthalmic devices such as contact lenses, comprising the steps of curing a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component and at least one protonated diluent or protonatable diluent having a Hansen solubility parameter, &#x3b4;p between about 2 and about 7 to form an ophthalmic device having an advancing contact angle of less than about 80&#xb0;; contacting the ophthalmic device with an aqueous solution which is capable of changing the Hansen solubility parameter, &#x3b4;p of the protonated or protonatable co-diluent to enhance water solubility and removing said diluent(s) with said aqueous solution.

Growing community of inventors

Jacksonville, FL, United States of America

Karen Altheim