| 发明名称 |
Hindered piperidine ligands |
| 摘要 |
Novel ligands of the general formula wherein r is 1 or 2, and L is a piperidine which is substituted by at least one enolate group in the 1-position or 4-position and wherein the ring nitrogen is sterically hindered by alkyl substituents in the adjacent positions. These ligands are useful in preparing light stabilizers.
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| 申请公布号 |
US4377690(A) |
申请公布日期 |
1983.03.22 |
| 申请号 |
US19810271309 |
申请日期 |
1981.06.08 |
| 申请人 |
CIBA-GEIGY CORPORATION |
发明人 |
MOSER, PAUL |
| 分类号 |
C07D211/00;C07D211/14;C07D211/46;C07D211/58;C07D211/64;C07D295/088;C07D471/10;C07D491/10;C07D491/113;C08K5/00;C08K5/34;C08K5/3412;C08L7/00;C08L21/00;C08L23/00;C08L51/00;C08L51/02;C08L101/00;(IPC1-7):C07D211/34;C07D471/20 |
主分类号 |
C07D211/00 |
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