The Copolyesters market refers to the global market for copolyesters, a type of polyester resin used in various applications. As a significant segment of the broader polymer industry, the Copolyesters market size is estimated to be around $4.5 billion in 2025. The growth outlook for the Copolyesters market is promising, with a market forecast indicating a compound annual growth rate (CAGR) of 5.5% during the forecast period. The industry expansion is driven by increasing demand from the packaging, textile, and automotive sectors. The scope of the Copolyesters market encompasses various types, such as polyethylene terephthalate (PET) and polybutylene terephthalate (PBT), and applications, including fibers, films, and molded products.