Study of the compatibility of plasticizers with poly(vinyl Mexico

  • Study of the compatibility of plasticizers with poly(vinyl Mexico
  • Study of the compatibility of plasticizers with poly(vinyl Mexico
  • Study of the compatibility of plasticizers with poly(vinyl Mexico
  • What are alternative plasticizers for polyvinyl chloride (PVC)?
  • Environmental and toxicity concerns dictate replacement of di (2-ethylhexyl) phthalate (DEHP) plasticizer used to impart flexibility and thermal stability to polyvinyl chloride (PVC). Potential alternatives to DEHP in PVC include diheptyl succinate (DHS), diethyl adipate (DEA), 1,4-butanediol dibenzoate (1,4-BDB), and dibutyl sebacate (DBS).
  • Do plasticizers affect mechanical properties of PVC films?
  • They were studied in terms of their compabilities with PVC polymer chains, and their effects on mechanical properties of PVC films. Although, linear plasticizers e.g. BIO and DOA have higher compabilities with PVC, a branched plasticizer e.g. TOTM showed higher mechanical properties.
  • Are plasticizers compatible with poly (vinyl chloride) plastics under compression?
  • Standard practice for compatibility of plasticizers in poly (Vinyl Chloride) plastics under compression, American Society for Testing and Materials, ASTM D3291-11 (2016)e1. Zhang X, Chen Z. Observing phthalate leaching from plasticized polymer films at the molecular level.
  • Do linear plasticizers interact with PVC polymer chains?
  • The products were characterized in terms of the interaction between PVC polymer and plasticizers using FTIR spectroscopy. Analyses of C–Cl and C O stretching bands revealed that linear plasticizers DOTP, BIO and DOA have greater interactions with PVC polymer chains.
  • Which plasticizer has the highest cold flexible feature of PVC?
  • The highest cold flexible feature of PVC was obtained when linear plasticizers DOA and BIO were used. After about 550.000 and 450.000 flex cycles, DOA and BIO plasticized PVC films were cracked, respectively. Other PVC films plasticized with TOTM and DOTP were cracked after about 300.000 flex cycles.
  • Do plasticizers migrate from PVC?
  • These additives are supposed to stay in PVC for permanent flexibility, but unfortunately, they continue migrating from the coating matrix, leading to a series of consequences. A range of analytical methods for the determination of plasticizer migration from PVC synthetic materials is now available.

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