Preparation of Blocked Polyfunctional Isocvanate and Its Application Used as Crosslinking and Foaming Agents in PA6 Extrusion Foaming#br#
XU Zhijuan, LIN Xuechun, LUO Chaoyun, XIAO Wangdong
China Plastics . 2015, (08): 98 -102 .  DOI: 10.19491/j.issn.1001-9278.2015.08.017