发明名称 |
Ultraviolet protected multi-layer structures of copolyester/polycarbonate blends |
摘要 |
There is described an ultraviolet protected multi-layer structure comprising a layer produced from a copolyester/polycarbonate blend, and a protective UV absorbing compound-containing polycarbonate cap layer. Also described is a process for producing the multi-layer structures, and articles of manufacture produced from the multi-layer structures.
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申请公布号 |
US6641920(B2) |
申请公布日期 |
2003.11.04 |
申请号 |
US20020071176 |
申请日期 |
2002.02.08 |
申请人 |
EASTMAN CHEMICAL COMPANY |
发明人 |
CONN ROY LEE;WILLIAMS JAMES CARL;WILLHAM JOHN EDWARD CHRISTOPHER |
分类号 |
B32B27/36;C08K5/00;C08L67/02;C08L69/00;(IPC1-7):B32B27/36 |
主分类号 |
B32B27/36 |
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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