发明名称 |
UV indicator to signal the reduction of sunscreen efficiency |
摘要 |
A sun protection kit and a method for preventing overexposure to ultraviolet radiation are disclosed. The sun protection kit comprises a sunscreen and an indicator that alerts a user when the sunscreen is no longer providing sufficient UV protection and needs to be reapplied. The indicator comprises a photochromic molecule, which changes color when exposed to ultraviolet radiation.
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申请公布号 |
US2002022008(A1) |
申请公布日期 |
2002.02.21 |
申请号 |
US20010885703 |
申请日期 |
2001.06.20 |
申请人 |
FOREST SUSAN ELLEN;KRUMMEN M. SCOTT;YELTON JANIS ANDERSON |
发明人 |
FOREST SUSAN ELLEN;KRUMMEN M. SCOTT;YELTON JANIS ANDERSON |
分类号 |
A61K8/19;A61K8/49;A61K8/55;A61Q17/04;(IPC1-7):A61K7/42;A61K7/44;A61K7/00 |
主分类号 |
A61K8/19 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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