In the revamping,steam condensate is collected,cooled,filtrated through manganese sand,adsorbed by active carbon and finally produced into first grade desalted water by ion exchange treatment.

• 本次改造将冷凝液收集、降温,经过锰砂过滤、活性炭吸附、精密过滤和混床离子交换处理为一级脱盐水,作为VCM单体聚合用水。