Migration modelling definition

Migration modelling means a calculation of the specific migration level of a substance based on the residual content of the substance in the mate rial or article applying generally recognised diffusion models. These are based on scientific
Migration modelling means a calculation of the specific migration level of a substance based on the residual content of the substance in the material or article applying generally recognised diffusion models. These are based on scientific evidence overestimating real migration and taking into account the Guidance document on migration modelling.

Examples of Migration modelling in a sentence

  • American 571 Chemical Society 572 Brandsch J, Mercea P, Rüter M, et al (2002) Migration modelling as a tool for quality assurance of food 573 packaging.

  • EU legislation Migration modelling was introduced in the EU legislation for materials and articles intended to contact food with the 6.

  • Definitions: Migration modelling is now well established for many mono-layer plastics.

  • Migration modelling is a valuable tool to estimate the type and extend of interaction between polymeric materials and contacting media.

  • Migration modelling is based on two major factors: (i) the kinetic factor is the diffusion constant of a migrant in the plastic(s) whose diffusion is considered to be the rate limiting step, and (ii) the thermodynamic factor is the partition coefficient of a migrant between the food contact plastic and the food simulant KP/F.

  • I.E., Aucejo, S., Hankemeier, T., Dekker, M., Linssen, J.P.H. and Rijk, M.A.H. Migration modelling: Effect of polymer swelling on additive migration, 2nd International Symposium on Food Packaging - Ensuring the Safety and Quality of Foods, 8-10 November 2000, Vienna, Austria.

  • Definitions: Migration modelling is based on estimating the diffusion coefficient of a migrant in the polymer, DP by using the PIRINGER equation [DP = f(AP, Mw, T)] AP is a polymer-specific constant, Mw is the migrant molecular weight and T is temperature.

Related to Migration modelling

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