composiÇço de elastâmero de poliÉter Éster, elastÕmero de poliÉter Éster, fibra e filme flexivel

摘要

Disclosed are polyether ester elastomer compositions having polytrimethylene ether ester soft segments and polyethylene ester hard segments and containing a nucleating agent. Shaped articles can be made from these compositions, particularly molded articles, films and fibers.