The Polythiol Epoxy Curing Agent market is a crucial segment of the chemical industry, playing a vital role in the production of various epoxy-based products. As the demand for these products continues to rise, the Polythiol Epoxy Curing Agent market size is expected to reach approximately $1.3 billion by 2026. The growth outlook for this market is promising, with a projected market forecast of 5.5% CAGR from 2026 to 2033, driven by the increasing industry expansion in the construction, automotive, and electronics sectors. The scope of this market encompasses various types of polythiol epoxy curing agents, including mercaptan-based and polythiol-based products, which are used in a range of applications, such as coatings, adhesives, and composites.