采用霉菌侵蚀实验方法,研究了植物纤维淀粉餐盒的降解性能,分析了该餐盒整个降解周期微生物生长程度和质量损失情况,探讨了不同环境条件下餐盒的降解性能,并与纸浆模塑餐盒、淀粉塑料餐盒进行对比.实验结果表明,植物纤维淀粉餐盒的降解程度达到Ⅴ级,质量损失率达到41.59%;试样大小对材料降解性能没有影响.
The biodegradability of plant fiber and starch dishware was studied by funguses isolated from compost. The fungal growth degree and the weight loss rate of these materials were analyzed in experimental period. The experimental results show that the growth grade of these materials is the V grade and the weight loss rate is 41. 59%. These results revealed the fast degradation of these materials in the presence of funguses. In addition, the experimental results indicate that the size of sample had no significant influence on the biodegradability of these materials. As a comparison, the biodegradability of other materials, such as pulp model dishware, starchplastic dishware,cellulose filter paper and polypropylene,were also analyzed.
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