发明名称 |
COPOLYESTER CONTAINING ISOPHTHALIC ACID, 1,4-CYCLOHEXANEDIMETHANOL AND AN ULTRAVIOLET LIGHT ABSORBING-COMPOUND AND ARTICLES MADE THEREFROM |
摘要 |
<p>A copolyester blend resistant to ultraviolet radiation includes a polyethylene terephthalate based copolyester having 1,4-cyclohexanedimethanol; an effective amount of an ultraviolet radiation absorber selected from the group consisting of benzoxazinones, dimeric benzotriazoles, triazines and mixtures thereof; and from about 5 mol % to about 40 mol % isophthalic acid residues present in the copolyester wherein the mole percent is based on 100 mole percent of dicarboxylic acid or equivalents. The copolyester blend is useful in making UV radiation resistant thermoformed articles.</p> |
申请公布号 |
WO0142346(A1) |
申请公布日期 |
2001.06.14 |
申请号 |
WO2000US30088 |
申请日期 |
2000.11.01 |
申请人 |
EASTMAN CHEMICAL COMPANY |
发明人 |
FAGERBURG, DAVID, RICHARD |
分类号 |
B32B27/36;C08K5/3467;C08K5/3475;C08K5/3492;C08K5/35;C08K5/357;C08L67/02;(IPC1-7):C08K5/343;C08K5/349;C08K5/347;C08K5/00 |
主分类号 |
B32B27/36 |
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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