| 发明名称 |
Tetramethylpiperidine compounds for use as stabilizers for organic materials |
| 摘要 |
The present invention relates to novel tetramethylpiperidine compounds of the formula (I) <IMAGE>and R3 are e.g. -(CH2)2-, R4 is e.g. -CO-, -COCO- or -COCH2CO-, n is e.g. 1 and R5 is e.g. hydrogen or allyl. These compounds are suitable for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials.
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| 申请公布号 |
US5310767(A) |
申请公布日期 |
1994.05.10 |
| 申请号 |
US19920988503 |
申请日期 |
1992.12.10 |
| 申请人 |
CIBA-GEIGY CORPORATION |
发明人 |
BORZATTA, VALERIO;VIGNALI, GRAZIANO |
| 分类号 |
C07D401/14;C08K5/3442;C08K5/3445;C08K5/3477;C08K5/3492;C08L101/00;(IPC1-7):C07D401/12;C08K5/34 |
主分类号 |
C07D401/14 |
| 代理机构 |
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代理人 |
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| 主权项 |
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