| 发明名称 |
Phenothiazine or derivatives are used as stabilizers against polymerization and discoloration for N-alkenyl lactams with six- or more-membered lactam rings |
| 摘要 |
N-alkenyl lactams with /-6-membered rings are stabilized using phenothaizine or a derivative.
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| 申请公布号 |
DE10121976(A1) |
申请公布日期 |
2001.11.29 |
| 申请号 |
DE20011021976 |
申请日期 |
2001.05.05 |
| 申请人 |
BASF AG |
发明人 |
BOETTCHER, ARND;PINKOS, ROLF;LORENZ, RUDOLF ERICH;NICKEL, HANSJOERG;HE, JIHONG |
| 分类号 |
C07D201/18;C07D279/20;(IPC1-7):C07D227/087;C07D223/10;C07D211/76 |
主分类号 |
C07D201/18 |
| 代理机构 |
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代理人 |
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| 主权项 |
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