Native ordered structure of welan polysa
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Miles W.N. Hember; Robert K. Richardson; Edwin R. Morris
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Article
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1994
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Elsevier Science
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English
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Welan, in aqueous solution, has "weak gel" properties analogous to those of ordered xanthan but, unlike xanthan, shows no evidence of conformational change between 0 and 100 degrees C. When the polymer is dissolved in dimethyl sulphoxide (Me2SO) rather than in water, however, there is a massive decr