提到合成革,人们总觉得它不吸湿,不透气,做鞋穿着不舒服。其实,这些年来随着科学技术的发展,合成革的这些性能已有了很大的改进。意大利、日本、韩国以及我国台湾省等国家和地区,都已先后推出了先进的合成革,它们不但保留和完善了原有的外表美观,下料省工,利用率高等特点,而且在透气、耐寒、定型、伸长率、抗张强度等各项技术指标方 When it comes to synthetic leather, people always feel that it is not hygroscopic, airtight, and uncomfortable to wear shoes. In fact, with the development of science and technology over the years, these properties of synthetic leather have been greatly improved. Italy, Japan, South Korea, and Taiwan and other countries and regions in China have all introduced advanced synthetic leathers. They not only retain and improve the original appearance and aesthetics, but also have the advantages of cutting materials and high utilization rate, and they are also breathable. Cold, stereotypes, elongation, tensile strength and other technical indicators