Enhance the researches of thermal and photo degradations, especially on photo-stability and protective methods, will prolong the high performance fibers lifetime and extend their applications.

• 应加强这方面的研究工作，尤其是耐旋旋旋光性，探讨相应防护改进措施，使得芳纶的使用寿命更长，使用范围更广。