发明名称 |
Production of thermally stabilized polyester |
摘要 |
High molecular weight linear condensation polyesters are stabilized against deterioration by heat with a stabilizer comprising an N-epoxyalkyl imide of a dicarboxylic acid, having 5 to 20 carbon atoms in the imide molecule and composed of carbon, hydrogen, carbonyl and epoxy oxygen, and imide nitrogen atoms, said epoxy oxygen being linked to adjacent carbon atoms.
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申请公布号 |
US4139521(A) |
申请公布日期 |
1979.02.13 |
申请号 |
US19780895900 |
申请日期 |
1978.04.13 |
申请人 |
ALLIED CHEMICAL CORPORATION |
发明人 |
LAZARUS, STANLEY D.;CHAKRAVARTI, KALIDAS |
分类号 |
C08G63/685;C08G63/78;C08G63/91;(IPC1-7):C08K5/34;C08G63/70;C08G63/76 |
主分类号 |
C08G63/685 |
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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