采用SEM对不同反应时间下制备的黑液木质素基酚醛胺固化制备的环氧树脂薄膜断面形貌的分析, (a)Pure Sample(E901+PAA),(b)F10,(c)F11,(d)F12,(e)F3,(f)F13
SEM was used to analyze the cross-sectional morphology of epoxy resin films prepared by curing lignin-based phenolamine of black liquor at different reaction times. (a)Pure Sample(E901+PAA),(b)F10,(c)F11,(d)F12,(e)F3,(f)F13