聚氨酯泡沫夹克管生产材料的代用

Replacement of a Material in Production of Polyurethane Foam Pipe

介绍一种用于生产聚氨酯泡沫夹克管保温层的新材料聚酯聚醚，报道选用这种材料生产泡沫夹克管的工艺及工要工艺参数和产品达到的技术指标及现场应用情况。

It introduces a new mater1al of p0lyester POlyther for thermal insulation in production ofPolyurethane foam pipe. It also intuoduces the process, main process data, technical specification andsite application.