| 发明名称 |
STABILIZED POLYACETAL COMPOSITIONS |
| 摘要 |
This invention relates to polyacetal compositions that are stabilized against ultraviolet light and heat degradation due to the inclusion therein of a mixed hindered amine light stabilizer (HALS) system, wherein each HALS of the system contains a hindered amine that is of tertiary functionality.
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| 申请公布号 |
CA2063322(A1) |
申请公布日期 |
1992.09.23 |
| 申请号 |
CA19922063322 |
申请日期 |
1992.03.18 |
| 申请人 |
DU PONT (E. I.) DE NEMOURS AND COMPANY |
发明人 |
HAYES, RICHARD A. |
| 分类号 |
C08K5/34;C08K5/3435;C08K5/3462;C08L1/00;C08L23/08;C08L59/00;C08L67/00;C08L77/00;C08L79/00;(IPC1-7):C08K5/34 |
主分类号 |
C08K5/34 |
| 代理机构 |
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