发明名称 |
Weatherable multilayer film |
摘要 |
A multilayer polymer film includes first and second polymer layers. The first polymer layer includes a first ultraviolet radiation absorber. The second polymer layer overlies the first polymer layer and includes a second ultraviolet radiation absorber. The first ultraviolet radiation absorber has a peak absorbtivity wavelength less than 300 nm and the second ultraviolet radiation absorber has a peak absorbtivity wavelength greater than 300 nm.
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申请公布号 |
US2007166562(A1) |
申请公布日期 |
2007.07.19 |
申请号 |
US20060332497 |
申请日期 |
2006.01.13 |
申请人 |
SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION |
发明人 |
SWEI GWO;SKATCHKOV VIKTOR;HETZLER KEVIN G. |
分类号 |
B32B27/00 |
主分类号 |
B32B27/00 |
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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