| 发明名称 |
CROSSLINKED COPOLYMERS OF ALIPHATIC POLYESTER DIOLS AND DIANHYDRIDES |
| 摘要 |
A crosslinked copolymer composition is derived from an aliphatic polyester, a dianhydride and a diisocyanate. The copolymer membrane has high thermal stability and good aromatic/saturate selectivity and permeability. |
| 申请公布号 |
CA2026894(A1) |
申请公布日期 |
1991.04.17 |
| 申请号 |
CA19902026894 |
申请日期 |
1990.10.04 |
| 申请人 |
EXXON RESEARCH AND ENGINEERING COMPANY |
发明人 |
THALER, WARREN A.;HO, WIN-SOW W.;SARTORI, GUIDO |
| 分类号 |
B01D61/36;B01D71/48;B01D71/54;B01D71/80;B01D71/82;C07C7/144;C08G18/42;C08G63/20;C10G31/11;(IPC1-7):B01D61/36;B01D71/58 |
主分类号 |
B01D61/36 |
| 代理机构 |
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