industrial grade Plasticizer efficiency

  • industrial grade Plasticizer efficiency
  • industrial grade Plasticizer efficiency
  • industrial grade Plasticizer efficiency
  • Which plasticizer has a low plasticizing efficiency?
  • Polymeric plasticizer generally has low plasticizing efficiency. Navarro et al. 35 replaced the chlorine on the PVC backbone via nucleophilic substitution of thiol groups attached to the benzene ring of di (2-ethylhexyl)phthalate (also known as dioctyl phthalate, DOP, the most common plasticizer), to give totally nonleachable PVC.
  • Do polymeric plasticizers have a low plasticizing efficiency?
  • Unfortunately, they did not try them to PVC. In general, their large molecule size hinders diffusion in PVC to suppress migration. However, the rate of diffusion of the plasticizer is one of the most important factors determining plasticizer efficiency 33, 34. Polymeric plasticizer generally has low plasticizing efficiency.
  • What is plasticizer efficiency?
  • Plasticizer efficiency denotes a plasticizer's capacity to impart softness to the product. It is quantified as a ratio of the slope in the hardness-versus-plasticizer-concentration relationship. This correlation expressed in phr (parts per hundred resin), is depicted in Figure 4. Several types of plasticizers mentioned in the graph include:
  • Why does plasticizer efficiency increase in PVC?
  • In a specific group of esters sharing a common acid group, the plasticizer efficiency rises when the molecular weight of the plasticizer decreases in PVC. Additionally, enhanced plasticizer efficiency is observed with a more linear alcohol chain. Incorporating a plasticizer into a PVC product extends the lower limit of its useful temperature range.
  • How can plasticizers be used in industrial applications?
  • External plasticization using low molecular weight plasticizers is the most widely applied approach in industrial applications. The glass transition temperatures and the mechanical properties (elastic modulus) of CA systems with different plasticizer contents are reported in Table 2.
  • Can bio-derived plasticizers be used in industrial applications?
  • Developing suitable bio-derived plasticizers in PVC for economically viable industrial applications remains to be seen. The challenges are: Phthalates are under regulatory scrutiny due to endocrine disruption and other health effects caused by specific phthalate chemicals.

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