Global 1,4 - Butanediol, Polytetramethylene Ether Glycol And Spandex Market By Type (1,4 BDO, PTMEG, and Spandex), By Application (Textiles, Medical & Hygiene, and Automotive interiors), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028