发明名称 |
PAVEMENT MARKINGS, REFLECTIVE ELEMENTS, AND METHODS OF MAKING MICROSPHERES |
摘要 |
<p>Presently described are retroreflective articles, such as pavement markings, that comprise transparent microspheres partially embedded in a binder (e.g., polymeric). Also described are microspheres (e.g., glass-ceramic), methods of making microspheres, as well as compositions of glass materials and compositions of glass-ceramic materials. The microspheres generally comprise lanthanide series oxide(s), titanium oxide (TiO2), and optionally zirconium oxide (ZrO2).</p> |
申请公布号 |
EP2467342(A4) |
申请公布日期 |
2014.08.13 |
申请号 |
EP20090848573 |
申请日期 |
2009.08.21 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
BUDD, KENTON, D.;FREY, MATTHEW, H.;LINDSAY, CRAIG, W. |
分类号 |
C03C3/12;C03C10/00;C03C12/02;C08K3/22;F21V7/22 |
主分类号 |
C03C3/12 |
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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