The preparation methods of quaternary ammonium salt of chitosan at home and abroad, meanwhile were introduced, and heir advantages and shortcomings were compared.
The preparation methods of quaternary ammonium salt of chitosan at home and abroad, meanwhile were introduced, and heir advantages and shortcomings were compared.
摘要对目前国内外壳聚糖季铵盐的制备方法加以介绍，并比较了它们的优缺点。