the dotp preparation process has basically matured and the output has declined.
dioctyl phthalate (dotp) is a polyvinyl chloride (pvc) plasticizer with excellent performance. it is insoluble in water, but soluble in general organic solvents. it mostly appears as a transparent oily liquid under normal temperature and pressure. compared with diisooctyl phthalate (dop), dotp has the advantages of being difficult to volatilize, heat-resistant, resistant to extraction, cold-resistant,…
