发明名称 |
Optically isotropic polycarbonate films and a method for the production thereof. |
摘要 |
<p>Injection-molding materials comprised of polycarbonate can be processed into optically isotropic films in a chill roll extrusion method. The optically isotropic films for protecting data carriers (CD-ROMS) from becoming scratched, or they are used as supporting materials for the information layer.</p> |
申请公布号 |
HK1038370(A1) |
申请公布日期 |
2005.09.23 |
申请号 |
HK20010109126 |
申请日期 |
2001.12.27 |
申请人 |
ROEHM GMBH & CO. KG. |
发明人 |
UWE NUMRICH;KLAUS HOFMANN;ROGER HUGH EMERSON;THOMAS PFAFF;MICHAEL MEIER-KAISER |
分类号 |
B29C47/88;C08J5/18;C08L69/00;(IPC1-7):C08J;B29C |
主分类号 |
B29C47/88 |
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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