A facile synthesis of contorted spirobisindane-diamine and its microporous polyimides for gas separation

Binod Babu Shrestha, Kazuki Wakimoto, Zhenggong Wang, Ali Pournaghshband Isfahani, Tomoya Suma, Easan Sivaniah and Behnam Ghalei

Publication Date: February 7, 2018

RSC Adv.  Vol. 8, P. 6326-6330 (2018).