【摘要】 研究了以硝化纤维素与聚氨酯的接枝反应制得的改性涂料的力学性能、表面性能、热性能，讨论了不同条件下产物的性能变化。制得的改性皮革涂料具有较好的柔韧性和强度，膜光亮、手感好，并且具有优良的耐寒、耐热性能。更多还原

【Abstract】 Proparation and properties of nitrocellulose coating modified with polyurethane was studied in the paper. It is found that the coating has good gloss, handle, and good mechanical properties such as flexibility and tensile strength. The membrane has excellent freezing resistance and heat resistance.更多还原