| 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 |
AU741447(B2) |
申请公布日期 |
2001.11.29 |
| 申请号 |
AU19990036369 |
申请日期 |
1999.04.22 |
| 申请人 |
E.I. DUPONT DE NEMOURS AND COMPANY |
发明人 |
GARO KHANARIAN;LARRY F. CHARBONNEAU;HELMUT B. WITTELER |
| 分类号 |
G02B1/04;C08G63/199;C08G63/668;C08J5/00;G11B7/253;G11B7/26;(IPC1-7):C08G63/42;B32B3/00;G11B3/70;G11B5/84 |
主分类号 |
G02B1/04 |
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