Method for imparting a hydrophilic nature to a contact lens
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United States of America Patent
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Apr 25, 1995
Grant Date -
N/A
app pub date -
Oct 8, 1992
filing date -
Oct 8, 1992
priority date (Note) -
Expired
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Abstract
A method for imparting a hydrophilic nature to a contact lens, which comprises dipping a contact lens in a solution containing a water-soluble amino group-containing polymer in an amount effective to impart a hydrophilic nature to the contact lens and a crosslinking agent in an amount effective to crosslink the amino group-containing polymer, and forming a hydrophilic layer of the amino group-containing polymer crosslinked on the surface of the contact lens.
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