Global Epoxy Resin Curing Agents Market By Type (Amines and Polyamines , Amides and Polyamides , Anhydrides , Phenolic , and Others), By Application (Construction , Electrical and Electronics , Power Generation , Automotive and Transportation , Marine , and Others), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029