Polytrimethylene ether esters

C - Chemistry – Metallurgy – 08 – G

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C08G 63/02 (2006.01) C08G 63/672 (2006.01)

Patent

CA 2495080

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.

La présente invention concerne un éther-ester de polytriméthylène aléatoire préparé par polycondensation de réactif à base de 1,3-propanediol et d'environ 10 à environ 0,1 % en moles de diacide ou de diester aliphatiques ou aromatiques, ainsi que sa fabrication et son utilisation. L'invention concerne également un élastomère thermoplastique préparé à partir de l'éther-ester de polytriméthylène aléatoire de n'importe laquelle des revendications précédentes et un polymère sélectionné dans le groupe comprenant des polyesters, des polyamides, des polyuréthanes et des polyuréthane-urées.

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