Equilibrium and nonequilibrium freezing of water in cross linked dextran gels.

Author(s) : MURASE N., INOUE T., RUIKE M.

Type of article: Article

Summary

Equilibrium and nonequilibrium freezing of water in crosslinked polymer gel was investigated by differential scanning calorimetry. Ice crystallization during rewarming was found to be a characteristic of nonequilibrium freezing and disappeared after equilibrium freezing. Flexibility of the polymer network was indicated to be an important factor in the freezing behaviour of gels. Water desorption during drying is also seen to be influenced by the polymer flexibility.

Details

  • Original title: Equilibrium and nonequilibrium freezing of water in cross linked dextran gels.
  • Record ID : 1998-2559
  • Languages: English
  • Source: Cryo-Letters - vol. 18 - n. 3
  • Publication date: 1997/05
  • Document available for consultation in the library of the IIR headquarters only.

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