Heterogeneous acid decrystallization of aminopolysaccharides, especially chitosen, using diluent, organic acid and water, provides novel salts and covalent derivatives useful in diverse applications including biomedicine, personal care and fluid separation.

De heterogeene zure dekristallisering van aminopolysaccharides, chitosen vooral, gebruikend verdunner, organisch zuur en het water, verstrekt nieuwe zouten en covalente derivaten nuttig in diverse toepassingen met inbegrip van biogeneeskunde, persoonlijke zorg en vloeibare scheiding.

 
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> Pharmaceutical compositions of chitosan with type-A gelatin

> Process for producing microcapsules

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