The invention relates to the technical field of medical dressings, in particular to a liquid
adhesive bandage and a preparation method thereof.The preparation method comprises the following steps that according to the formula amount,
sodium chloride and
sodium citrate are added into water, and a mixture A is obtained; adding
copper gluconate into the mixture A to form a mixture B; mixing Tween 20 with glycerin, adding L-
menthol, and stirring to form a mixture C; adding the mixture C into the mixture B to form a mixture D; the preparation method comprises the following steps: adding
acetic acid into water, uniformly mixing, adding
chitosan, and dissolving to obtain a
chitosan-
acetic acid solution; adding a
chitosan-
acetic acid solution into the mixture D, and dissolving to form a mixture E; adjusting the pH value of the mixture E to 4.5-6.5, filtering, filling and sterilizing to obtain the liquid
adhesive bandage. The prepared liquid
adhesive bandage can quickly form a layer of protective film on the surface of a wound, effectively inhibits growth of
bacteria and promotes
wound healing, and meanwhile, the liquid
adhesive bandage has good flexibility and comfort and small
irritation.