Minnesota Rubber and Plastics (also known as Trelleborg Sealing Solutions Plymouth, formerly known as Quadion) is a company that manufactures elastomeric and thermoplastic components and assemblies. It offers material science and formulation, product design and development, manufacturing and testing services as well as custom-molded rubber, custom liquid silicone rubber (LSR), custom-molded plastics, over-molded solutions, etc. The company caters to automotive, infrastructure, water, food, beverage, and other markets.