Global Cellulose Ether Market By Type (Methyl, Ethyl, Hydroxyethyl, Hydroxypropyl, Carboxymethyl Cellulose, and Others), By Application (Pharmaceuticals, Personal Care, Foods & Beverages, Paints & Coatings, and Others), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028