发明公开
EP0221630A3 Ultraviolet blocking agents for contact lenses 失效
用于接触镜的ULTRAVIOLET阻塞剂

Ultraviolet blocking agents for contact lenses
摘要:
Novel ultraviolet absorbing compounds of Formula below are useful in contact lenses for absorbing ultraviolet light:
where R is either Cl or OCH 3 .
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