| 发明名称 |
Process for incorporating phosphite stabilizer in aromatic polyesters. |
| 摘要 |
<p>A process for preparing an aromatic polyester derived from terephthalic acid and bisphenol includes adding a phosphite stabilizer to reduce coloration and reduce loss of intrinsic viscosity of the aromatic polyester to a molten mixture of the terephthalic acid and bisphenol.</p> |
| 申请公布号 |
EP0240300(A2) |
申请公布日期 |
1987.10.07 |
| 申请号 |
EP19870302772 |
申请日期 |
1987.03.31 |
| 申请人 |
CELANESE CORPORATION |
发明人 |
ROSENFELD, JEROLD C.;RANADE, GAUTAM R. |
| 分类号 |
C08L67/02;C08G63/18;C08G63/19;C08G63/193;C08G63/672;C08G63/688;C08K5/52;C08K5/526;C08L67/00;(IPC1-7):C08G63/18 |
主分类号 |
C08L67/02 |
| 代理机构 |
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代理人 |
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| 地址 |
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