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在环境危机日益严重、环境保护的要求日益迫切的形势下,降解塑料已成为高分子材料领域的研究热点。聚氨酯材料在包装和医疗领域具有广泛的应用,其可降解化研究具有重要的科学和社会意义。总结和回顾了可降解聚氨酯材料领域的现状及发展历程,阐述了其性能特点及需要解决的技术问题与难点,展望了本领域未来的发展趋势。
In the increasingly serious environmental crisis and the increasingly urgent environmental protection requirements, degradation of plastics has become a hot research topic in the field of polymer materials. Polyurethane materials have a wide range of applications in the packaging and medical fields and their biodegradability studies have important scientific and social implications. Summarized and reviewed the current situation and development history of biodegradable polyurethane materials, expounded its performance characteristics and technical problems and difficulties to be solved, and forecasted the future development trend in this field.