Abstract: In recent years, the constantly growing public awareness and interests in bio-based plastics around world has improved the development of several kinds of bio-polymer including polyamide. This article reviewed the development status-quo of global polyamide industry, and gave a detailed introduction on the latest R&D developments of bio-based PA6, Pa66 and long-chain polyamides as well as their down-stream products.

Key words: bio-based polyamide; polyamide fiber; renewable resources; bio-technology