Lucite International is preparing to move its headquarters into Memphis' city limits from unincorporated Shelby County. The manufacturer of acrylic-based products generates $1.7 billion in annual revenue, according to its website, and employed 214 manufacturing and office workers in Shelby County at 2018's end, according to records by the Economic Development Growth Engine (EDGE) for Memphis & Shelby County. The company is planning to move its 48 headquarters employees to an 18,000-square-foot…