发明名称 |
Polycarbonate compositions comprising hindered amine light stabilizers |
摘要 |
<p>The instant invention relates to weatherable polycarbonate compositions (formulations or blends) comprising piperazinone or piperazine dione based HALS. These piperazinone or piperazine dione based HALS impart photostability to the polycarbonate formulations, thereby reducing yellowing or other forms of light induced degradation.</p> |
申请公布号 |
EP0899295(A1) |
申请公布日期 |
1999.03.03 |
申请号 |
EP19980306845 |
申请日期 |
1998.08.26 |
申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
PICKETT, JAMES EDWARD;CARTER, RANDALL LEE;SPILMAN, GARY EUGENE |
分类号 |
C08K5/3477;C08K5/3462;C07D241/08;C07D401/12;C08L69/00;(IPC1-7):C08K5/346 |
主分类号 |
C08K5/3477 |
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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