When the mass ratio of sericin and PVA is 3:7 and the amount of boric acid is 0.4% of the total mass of sericin and PVA, the prepared sericin/PVA membrane has better properties.

• 当丝胶与聚乙烯醇物质的量比为3:7，硼酸用量为丝胶与聚乙烯醇总质量的0.；4%25时，所制备膜的综合性能相对较好。