Global Specialty Nitrile Market By Type (Nitrile Butadiene Rubbers (NBR), and Hydrogenated Nitrile Butadiene Rubber (HNBR)), By Application (Automobile, Adhesives, Oil Production, Electrical, and Mechanical Engineering), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028