a brief analysis of ptmeg import and export in the first half of 2020
in the first half of 2020, the total import of polytetramethylene ether glycol (ptmeg) in primary form in china was 24,057 tons, a cumulative decrease of 6.36% compared with the 25,690 tons from january to june 2019; the total export volume in the first half of the year was 4,978 tons, a cumulative decrease of…

