发明名称 |
Copolyesters from ether-containing glycols and acids |
摘要 |
Disclosed are polyesters prepared from hetero-atom-containing dicarboxylic acids and hetero-atom-containing diols. These polyesters have low permeability to oxygen and carbon dioxide and are useful in packaging applications such as for food and beverages.
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申请公布号 |
US4518763(A) |
申请公布日期 |
1985.05.21 |
申请号 |
US19840612513 |
申请日期 |
1984.05.21 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
BARBEE, ROBERT B.;DAVIS, BURNS |
分类号 |
C08G63/672;C08G63/685;C08G63/688;(IPC1-7):C08G63/66;C08G63/68 |
主分类号 |
C08G63/672 |
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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