It was reported that China's demand for polyurethane (PU) raw materials is expected to increase by the end of March, when the domestic furniture and bedding demand is likely to improve amid a recovering construction sector, industry insiders said on Monday. PU raw materials such as Toluene Diisocyanate (TDI), Polymeric Methylenediphenyl Diisocyanate (PMDI) and polyether polyols are widely used in the production of...