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Cosmetics Ingredients

Preservatives from Chitin Derivatives

SpecialChem / Sep 5, 2012

Whereas it is customary to activate chitin or chitosan by giving a treatment of an acid to it, it was surprisingly found in this invention that chitin/chitosan gets activated for the purpose of preparing a derivative by simple heating of its suspension in alcohol that contains water from 0% to maximum of about 30%, water as per requirement and stirring for a period of time to get activated chitosa

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