| 发明名称 |
Stabilized polyglycol for high temperatures |
| 摘要 |
A composition comprising a poly-alkyleneglycol is stablized against molecular degradation and viscosity loss at elevated temperatures by about 0.1 to about 10% by weight of an arylhydroquinone such as p-acetylphenylhydroquinone.
|
| 申请公布号 |
US4016211(A) |
申请公布日期 |
1977.04.05 |
| 申请号 |
US19750592728 |
申请日期 |
1975.07.03 |
| 申请人 |
SNAM PROGETTI S.P.A. |
发明人 |
FATTORI, SILVANO;ROSSI, ENZO;IMPARATO, LUIGI |
| 分类号 |
C08L71/00;C07C45/64;C07C46/00;C07C47/57;C07C49/245;C07C49/83;C07C50/06;C07C50/28;C07C50/38;C08K5/00;C08K5/13;C08K5/18;C08K5/32;C08L71/02;C08L71/03;(IPC1-7):C07C43/00 |
主分类号 |
C08L71/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
