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. 2018 Sep 7;3(9):10866–10876. doi: 10.1021/acsomega.8b01447

Table 4. Yield of Lignin Extracted by Ionic Liquids at Various Experimental Temperatures.

  102 yielda (%)
T (°C) [DIPEA][Ac] [DIPEA][P] [DIPEA][O] [DIPEA][B]
120 71.2 63.7 54.2 46.2
100 49.7 44.1 30.5 ND
80 24.3 21.9 18.3 ND
a

Yield = mass percentage of the extracted lignin from coffee husk/28.4%.