| 摘要 |
A random polytrimethylene ether ester prepared by polycondensation of 1,3-propanediol reactant and about 10 to about 0.1 mole % of aliphatic or aromatic diacid or diester, as well as its manufacture and use thereof. A thermoplastic elastomer prepared from the random polytrimethylene ether ester of any of the preceding claims and a polymer selected from the group consisting of polyesters, polyamides, polyurethanes and polyurethane ureas. |
