发明名称 |
RETRO-REFLECTING SHEET MATERIAL AND METHOD OF PREPARING SUCH MATERIAL |
摘要 |
The invention relates to a new retro-reflecting sheet material comprising a substrate having a retro-reflective surface, where said retro-reflective surface comprises several layers including a mono layer of spherical beads and possibly one or more transparent layers. Further, the invention relates to a new method of preparing said retro-reflective surface on a substrate comprising providing said layers on the substrate. The layers constituting the retro-reflecting sheet material are applied one by one to the substrate substantially by rollers, and preferably by means of coil coating.
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申请公布号 |
WO9723788(A1) |
申请公布日期 |
1997.07.03 |
申请号 |
WO1996NO00299 |
申请日期 |
1996.12.20 |
申请人 |
NORSK HYDRO ASA;AKZO NOVEL N.V.;HALLENSTVET, MERETE;LUNDQVIST, TORE;RASSING, JOERGEN |
发明人 |
HALLENSTVET, MERETE;LUNDQVIST, TORE;RASSING, JOERGEN |
分类号 |
C03C12/02;G02B5/128;(IPC1-7):G02B5/128 |
主分类号 |
C03C12/02 |
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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