13C--NMR Spectrometry Study on Chemistry Structure and Reaction of Polyvinyl Alcohol Modified Urea-formaldehyde Resin
HAN Shu-guang, WU Yu-fei
JOURNAL OF NANJING FORESTRY UNIVERSITY . 2007, (03): 78 -82 .  DOI: 10.3969/j.jssn.1000-2006.2007.03.016