在皮革行业中,防霉的问题一直未能很好解决。据统计,北京和上海库存皮革的长霉率一般为20％,最高可达40～50％。出口外销皮革的霉变事件屡屡发生,不仅使国家蒙受经济损失,而且在政治上亦造成不良影响。由此可见,皮革防霉的研究和改进具有重大意义。皮革的霉变皮革中含有的氮、碳、氧、氢及矿物质等均为真菌生长繁殖所必须的营养成分,而真菌又能将皮革中的营养成分转化为水溶性 In the leather industry, the problem of mold has not been well resolved. According to statistics, Beijing and Shanghai stock leather mold rate is generally 20%, up to 40 to 50%. The frequent occurrence of mildew on exported export leather has not only caused the country to suffer economic losses, but has also had an adverse political impact. This shows that leather mold research and improvement of great significance. Leather mildew Leather contains nitrogen, carbon, oxygen, hydrogen and minerals are all necessary nutrients for fungal growth and reproduction, and fungi can turn leather nutrients into water-soluble