Nanjing Union Silicon Chemical Co., Ltd. (USI Chemical) is a manufacturer of silane coupling agents and silicone fine chemicals. It was established in July 2009 and USI Chemical is committed to the research and developement of new organic silicon materials and optimized resourcing of silane production and sales providing customers with the best quality products and services. Ranging from superior and normal products- amino silanes, epoxy silanes, vinyl silanes, methacryloxy silanes to special silanes and great R&D capabilities, USI can meet different levels of customer requirements in the adhesives and sealants industry as well as other industries.