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 °C.</p> |
申请公布号 |
CA2328836(C) |
申请公布日期 |
2010.01.26 |
申请号 |
CA19992328836 |
申请日期 |
1999.04.22 |
申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
KHANARIAN, GARO;CHARBONNEAU, LARRY F.;WITTELER, HELMUT B. |
分类号 |
C08G63/42;G02B1/04;B32B3/00;C08G63/199;C08G63/668;C08J5/00;G11B3/70;G11B5/84;G11B7/253;G11B7/26 |
主分类号 |
C08G63/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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