此类材料容重小，来源广，多数价格低廉，但吸湿性大，受潮后易腐烂，高温下易分解或燃烧。
Such materials bulk density of small, source, most widely price is low, but the hygroscopicity, damp easily after decay, and high temperature burning or easy to resolve.
性状：白色结晶或结晶状粉末。有较强的吸湿性，易溶于水、乙醇。
Properties: White crystals or crystalline powder, fairly hygroscopic, dissolving easily in water and alcohol.
本发明涉及一种吸湿性鞋垫，该鞋垫设计作为从鞋子内部将此鞋垫 作为鞋外底或鞋底的衬里层，从而改善鞋子的舒适度。
The invention relates to a hygroscopicity shoe pad which is designed to a lining layer of shoe outsole or sole from inside of the shoe for improving comfort of the shoe.
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