Global Diethylene Glycol (DEG) Market By Type (?98.0% , ?90.0% , and ?99.5%), By Application (Unsaturated Polyester Resins , Pesticides , Coolants , Plastisizer , Polyurethane Foams , Textile Auxiliaries , Paints , and Others), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029