我国大型PTA设备的国产化步伐加快

The Nationalization Pace of Large PTA Equipment in China is Accelerating

对我国大型PTA(精对苯二甲酸)设备的发展进行了综述。目前,我国大型PTA装置中的许多关键设备均实现了国产化,其中包括大型加氢精制反应器、膨胀机、回转干燥机和氧化反应器。

Reviews the development of large equipment for PTA （purified terephthalic acid） production in China. At present, domestication of several key equipments for PTA units has been achieved, including large hydrogenated and refined reactors, expanders, rotary dryers and oxidation reactors.