Table 4: The optimum reaction conditions.

The cellulose monomer ratioNeutralization degreeOil-water ratioReaction temperature (°C)The ratio of ECH/C2H5OHThe ratio of DEG/C2H5OHWater absorption rate (g/g)Salt water absorption rate (g/g)

1 : 1075%3 : 17015%5%85972.48