introduction to dibutyltin mono-n-butyl maleate in pvc profiles in the vast and ever-evolving world of polymer chemistry, few additives have garnered as much attention as dibutyltin mono-n-butyl maleate (dbtmb). often referred to as the "unsung hero" of polyvinyl chloride (pvc) stabilization, dbtmb plays a pivotal role in enhancing the performance and durability of pvc profiles....