Thermoplastic silicone-containing hydrogels
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United States of America Patent
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Oct 19, 1999
Grant Date -
N/A
app pub date -
May 15, 1998
filing date -
May 15, 1998
priority date (Note) -
In Force
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Abstract
Thermoplastic silicone-containing composition are useful as a hydrogel contact lens material. The compositions are based on polymers including a siloxane segment and a highly hydrophilic segment.
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