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High Energy Chemistry

, Volume 53, Issue 1, pp 66–70 | Cite as

Changes in the Physicochemical Characteristics of Cellulose upon Its γ-Irradiation and the Subsequent Mercerization

  • V. B. Komarov
  • A. F. Seliverstov
  • Yu. O. Lagunova
  • V. N. Bondareva
  • B. G. ErshovEmail author
RADIATION CHEMISTRY
  • 6 Downloads

Abstract

Changes in the molecular-weight distributions of low-molecular-weight and alkali cellulose after the processes of γ-irradiation and mercerization of cellulose have been studied. The features of the dissolution of irradiated cellulose in an alkaline solution during mercerization have been revealed. It has found that the alkali cellulose produced from the irradiated polymer has increased homogeneity of the molecular-weight distribution. The γ-irradiation of cellulose before mercerization leads to an increase in the reactivity of the polymer in the xanthogenation reaction by 30–50%. An optimum range of absorbed doses for the radiation pretreatment of cellulose prior to a viscose production process has been determined.

Keywords:

mercerization radiation processing of cellulose irradiation xanthogenation polymer 

Notes

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Copyright information

© Pleiades Publishing, Ltd. 2019

Authors and Affiliations

  • V. B. Komarov
    • 1
  • A. F. Seliverstov
    • 1
  • Yu. O. Lagunova
    • 1
  • V. N. Bondareva
    • 1
  • B. G. Ershov
    • 1
    Email author
  1. 1.Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of SciencesMoscowRussia

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