发明名称 |
Compositions based on high molecular weight polyesters and methods for making the same |
摘要 |
Compositions based on high viscosity, high molecular weight polyesters are prepared by heating a molten mixture of: (A) a prepolymer of a polyester resin; and (B) 0.05-10 wt %, based one the weight of the polyester prepolymer, of a multifunctional polymeric chain extender having functional groups selected from the group consisting of epoxy and isocyanate.
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申请公布号 |
US6376624(B1) |
申请公布日期 |
2002.04.23 |
申请号 |
US20000544568 |
申请日期 |
2000.04.06 |
申请人 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE |
发明人 |
KAO HSIN-CHING;CHEN LEE-HUA;WU CHI-LANG;WONG JINN-JONG;CHAN SZU-YUAN;YANG SHENG-TE |
分类号 |
C08G63/91;(IPC1-7):C08G63/91 |
主分类号 |
C08G63/91 |
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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