Table 4: Percent of water absorption after soaking for 1, 2 and 16 hours.

S/NBlend sampleDry weight (g)Weight after soaking/hPercentage of water absorption (%)/h
1 h2 h16 h1 h 2 h16 h

1Acetic anhydride treated blends1.001.081.161.3881638
2Acetic anhydride untreated blends1.001.341.391.49343949
3Untreated blends1.002.7070
Vinegar treated blends1.001.5252