A cationic protein filling agent has been prepared from collagen hydrolysate by amidation with ethanolamine and amination with diethanolamine-formaldehyde condensate.
采用乙醇胺对胶原水解物酰胺化，采用二乙醇胺与甲醛的缩合物胺化，制得了阳离子蛋白填充剂。
A cationic protein filling agent has been prepared from collagen hydrolysate by amidation with ethanolamine and amination with diethanolamine-formaldehyde condensate.
采用乙醇胺对胶原水解物酰胺化，采用二乙醇胺与甲醛的缩合物胺化，制得了阳离子蛋白填充剂。
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