Methods: Span 80 and Triethanolamine were used as emulsifiers of the multiple emulsion, sodium carboxymethyl cellulose (CMC Na) and polyvinyl alcohol (PVA 124) were substrates of mixed hydrophilic gel.

• 方法 :采用司盘 - 80和三乙醇胺皂为复乳的乳化剂 ,以羧甲基纤维素钠(CMC Na)和聚乙烯醇 (PVA 12 4)作为混合型亲水性凝胶基质。