A method of imparting water resistance to a molded polysaccharide having poor water resistance because of its high hydrophilicity, which comprises bonding a prolamin such as zein to the surface of the molded polysaccharide.

Um método de dar a resistência de água a um polysaccharide moldado que tem a resistência de água pobre por causa de seu hydrophilicity elevado, que compreende ligar um prolamin tal como o zein à superfície do polysaccharide moldado.

 
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