| 发明名称 |
Preparation of (4-hydroxy-3,5-dialkyl-benzyl) carboxylic acid esters |
| 摘要 |
Compounds of the formula ARE PREPARED BY REACTING A Mannich base WITH A CARBOXYLIC ACID ESTER OF THE FORMULA AND ARE STABILIZERS FOR ORGANIC MATERIALS AGAINST DETERIORATION BY OXYGEN, LIGHT AND HEAT.
|
| 申请公布号 |
US3878237(A) |
申请公布日期 |
1975.04.15 |
| 申请号 |
US19720311543 |
申请日期 |
1972.12.04 |
| 申请人 |
CIBA-GEIGY CORPORATION |
发明人 |
EGGENSPERGER, HEINZ;FRANZEN, VOLKER;DIEHL, KARL-HEINZ;KLOSS, WILFRIED |
| 分类号 |
C07C69/76;C08K5/315;C09K15/08;(IPC1-7):C07C69/76;C07C121/76 |
主分类号 |
C07C69/76 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
