发明名称 |
Method of detecting wear on a substrate using a fluorescent indicator |
摘要 |
A method of detecting wear on a substrate including coating a composition that includes a fluorescent compound on the surface of a first substrate, exposing the coated surface to wear, exposing the coated surface to radiation capable of exciting the fluorescent compound, and detecting the presence or absence of fluorescence.
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申请公布号 |
US6864489(B2) |
申请公布日期 |
2005.03.08 |
申请号 |
US20010003217 |
申请日期 |
2001.10.30 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
CHEN YEN LANE;WILLIAMSON GARY S. |
分类号 |
G01N3/06;G01N3/56;G01N21/64;G01N21/84;G01N21/91;(IPC1-7):G01J3/00;G01N21/00 |
主分类号 |
G01N3/06 |
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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