| 发明名称 |
OPTICAL ARTICLES COMPRISING ISOSORBIDE POLYESTERS AND METHOD FOR MAKING SAME |
| 摘要 |
<p>An optical article made of a transparent polymer which includes terephthaloyl moieties, optionally, other aromatic diacid moieties; ethylene glycol moieties; isosorbide moieties; and, optionally, one or more other diol moieties, wherein the polymer has an inherent viscosity of at least about 0.35 dL/g as measured on a 1% solution (weight/volume) in o-chlorophenol at 25 DEG C.</p> |
| 申请公布号 |
EP1088017(A4) |
申请公布日期 |
2002.05.22 |
| 申请号 |
EP19990918450 |
申请日期 |
1999.04.22 |
| 申请人 |
E.I. DUPONT DE NEMOURS AND COMPANY |
发明人 |
KHANARIAN, GARO;CHARBONNEAU, LARRY, F.;WITTELER, HELMUT, B. |
| 分类号 |
G02B1/04;C08G63/199;C08G63/668;C08J5/00;G11B7/253;G11B7/26;(IPC1-7):C08G63/42;G11B3/70;B32B3/00;G11B5/84;C08G63/672;G11B7/24 |
主分类号 |
G02B1/04 |
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