发明名称 |
Permeable retroreflective sheeting and method for making same. |
摘要 |
<p>Flexible, self-supporting, air-permeable retroreflective sheeting (10) comprising a two-sided, self-supporting, air-permeable web (14) of thermoplastic filaments (13) with retroreflective elements (12) partially embedded in the filaments (13) on one side of the web (14). On the other side of the web (14), the surfaces of the filaments (13) are substantially free of retroreflective elements. In some embodiments, the web (14) may be used as a bonding agent to secure the sheeting (10) to a desired substrate (not shown). <IMAGE></p> |
申请公布号 |
EP0498581(A1) |
申请公布日期 |
1992.08.12 |
申请号 |
EP19920300860 |
申请日期 |
1992.01.31 |
申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
LIGHTLE, VERA L., MINNESOTA MINING AND;PETERSEN, JOHANN F., MINNESOTA MINING AND |
分类号 |
D04H3/16;G02B5/128 |
主分类号 |
D04H3/16 |
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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