| 发明名称 |
Cyclohexyl substituted hydroxybenyzlphosphonates |
| 摘要 |
Compounds of formula Ia <IMAGE> Ia in which R1 is hydrogen, R2 is methyl, tert-butyl or cyclohexyl, and R7 and R8 independently of one another are C1-C18alkyl, phenyl or C7-C18alkylphenyl are novel compounds having utility as stabilizers.
|
| 申请公布号 |
US5258540(A) |
申请公布日期 |
1993.11.02 |
| 申请号 |
US19920916930 |
申请日期 |
1992.07.20 |
| 申请人 |
CIBA-GEIGY CORPORATION |
发明人 |
DUBS, PAUL;STEGMANN, WERNER;LUISOLI, RETO;MARTIN, ROGER |
| 分类号 |
C07F9/40;(IPC1-7):C07F9/40 |
主分类号 |
C07F9/40 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
