dibutyltin mono(2-ethylhexyl) maleate: a comprehensive overview of its compatibility with pvc resin and plasticizers introduction dibutyltin mono(2-ethylhexyl) maleate (dbm) is an organotin compound primarily utilized as a heat stabilizer in polyvinyl chloride (pvc) processing. pvc, a versatile and widely used thermoplastic polymer, requires heat stabilizers to prevent degradation during processing due to its inherent sensitivity...