CH620773
Polymer hydrogels adapted for use as soft contact lenses are treated to provide at least on the surfaces thereof a modified, less hydrophilic polymeric structure inhibiting penetration by bacteria and proteins, whereby development of clouding and discoloration of the lens material is significantly r...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
15.12.1980
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Subjects | |
Online Access | Get full text |
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Summary: | Polymer hydrogels adapted for use as soft contact lenses are treated to provide at least on the surfaces thereof a modified, less hydrophilic polymeric structure inhibiting penetration by bacteria and proteins, whereby development of clouding and discoloration of the lens material is significantly retarded in use. |
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Bibliography: | Application Number: CH19770004379 |