Cross-linking regulators in one-step syn
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N. P. Valkanas; V. D. Vrekou; A. G. Theodoropoulos; G. N. Valkanas; I. C. Konsta
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Article
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1996
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Springer
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English
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Hydrophillic macronet resins were prepared via a route which includes simultaneous sulphonation and cross-linking of styrene-acrylonitrile copolymer and polystyrene foam. Chlorosulphonic acid was employed as both the sulphonating reagent for the introduction of the sulphonic acid group on styrene un