Synthesis and properties of phosphorus-nitrogen  containing phenolic resins
HU Lin-1, YU Ruo-Bing-1, DUAN Jia-Zhen-1, JIAO Zheng-2
Journal of Shanghai University(Natural Science Edition) . 2015, (03): 376 -383 .  DOI: 10.3969/j.issn.1007-2861.2014.01.029