STC (an Artemis company) Expands Capabilities with Acquisition of IJ Research Acquisition Strengthens the Breadth of STC's Ceramics Offerings and Deepens Its Relationships with Key Clients in Growing Industrial Sectors News provided by Share this article Share this article ST. ALBANS, Vt., Feb. 4, 2021 /PRNewswire/ -- Superior Technical Ceramics ("STC"), a portfolio company of Boston-based private equity firm, Artemis, and one of the country's most experienced technical ceramics manufacturers, announced the acquisition of IJ Research ("IJR"), a manufacturer specializing in ceramic to metal seals based in Santa Anna, California. (PRNewsfoto/Artemis Capital Partners) (PRNewsfoto/Artemis Capital Partners) STC has been recognized as an innovator in advanced ceramic technologies since its founding in 1898. The company's products offer a distinct set of properties that make them ideal for use in a diverse range of technical applications, including high heat, corrosive environments, thermal management challenges, mechanical wear problems, electrical insulation requirements, and high temperature/pressure conditions.