Eco-friendly plasticizers for PLA films-Italian Food Tech America

  • Eco-friendly plasticizers for PLA films-Italian Food Tech America
  • Eco-friendly plasticizers for PLA films-Italian Food Tech America
  • Eco-friendly plasticizers for PLA films-Italian Food Tech America
  • Can plasticized PLA be used for food packaging applications?
  • In conclusion, the study of the influence of five biocompatible non-toxic plasticizers on some properties of plasticized PLA has shown that flexible PLA/USE films and PLA/PEG filmscan be obtained with optical and barrier properties suitable for food packaging applications. N. Darie-Nita et al., Journal of Applied Polymer Science 133, 2016, 43223
  • Is PLA film an eco-friendly plastic film alternative?
  • But many customers find PLA film a great eco-friendly plastic film alternative. This eco-friendly plastic film is exclusive to A.Warne. We developed it with Dupont to provide a stable, machinable film with an environmental conscience. It’s made with at least 30% post-consumer waste.
  • How to choose a plasticizer for PLA films?
  • The choice of a plasticizer for PLA films is usuallybased on the plasticizer’s compatibility and biodegradability, as well as on the amount of plasticizer necessary for plasticization and on the desired functional properties of the films.
  • How are plasticizers made?
  • The plasticizers have been obtained bymelting the compounds and mixing them at 175 °C for 10 with a full automatic Brabender mixer. This has led to the formation of homogeneous materials. All plasticizers were added to 15%, except the S7 oligomer, which was added to 7%. The properties of the homogeneous PLA/plasticizer mixture are described below:
  • Do plasticisers improve the processability of PLA melt?
  • This is an important requirement for food packaging applications. In summary, this study has clearly demonstrated that the incorporation of all plasticisers taken into consideration (oligomer S7, L-lactide, PEG and epoxidized soybean oil) hasimproved the processability of the PLA melt, increasing at the same time its hydrophilicity.
  • What is polylactic acid (PLA)?
  • The polylactic acid (PLA) is anecological bioplastic that can be used to obtain “green” materials for food packaging. PLA is a thermoplastic polymer with a glass transition temperature of about 60°C.

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