| 发明名称 |
Polyacetal compositions containing at least one acetylated hindered amine light stabilizer. |
| 摘要 |
<p>Incorporation into polyactal compositions of at least one hindered amine light stablizer which contains a hindered nitrogen that is acetylated results in a composition having good light stability, thermal stability, and physical property retention after exposure to heat and air.</p> |
| 申请公布号 |
EP0520820(A2) |
申请公布日期 |
1992.12.30 |
| 申请号 |
EP19920305915 |
申请日期 |
1992.06.26 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
HAYES, RICHARD ALLEN |
| 分类号 |
C08K5/34;C08K5/3435;C08K5/3445;C08L59/00 |
主分类号 |
C08K5/34 |
| 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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