The PPG Aerospace portfolio is comprised of a unique group of products and services. Through a series of strategic acquisitions, PPG has assembled a team of industry leaders that builds on its own long history as a transparencies aviation leader, with PRC-DeSoto International for sealants, coatings, and packaging and application systems; and Sierracin/Sylmar Corp. for advanced composite transparencies. PPG is able to deliver what is key to the aviation industry: innovation.