Effect of Straw Fiber Modification Methods on Compatibility between Straw Fibers and Cement-Based Materials

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="10"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Moisture content</td><td class="align_center" rowspan="2">Ash content</td><td class="align_center" rowspan="2">Holocellulose</td><td class="align_center" rowspan="2">Cellulose</td><td class="align_center" rowspan="2">Pentosan</td><td class="align_center" rowspan="2">Lignin</td><td class="align_center" colspan="4">Extracts of different solutions</td></tr><tr class="thead"><td class="align_center">Hot water</td><td class="align_center">Cold water</td><td class="align_center">Alcohol benzene</td><td class="align_center">1% NaOH</td></tr><tr><td class="thead-hr" colspan="10"><hr/></td></tr><tr><td class="align_left">5.06</td><td class="align_center">15.35</td><td class="align_center">62.41</td><td class="align_center">39.27</td><td class="align_center">17.93</td><td class="align_center">17.35</td><td class="align_center">14.97</td><td class="align_center">11.96</td><td class="align_center">9.72</td><td class="align_center">51.26</td></tr><tr class="table-tr"><td colspan="10"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div>The data were determined in accordance with the Test Method of GB/T 2677 for related ingredients of paper-making raw materials. Holocellulose is the sum of cellulose and hemicellulose in plant fiber raw materials, also known as total cellulose.<br/></div></td></tr></table>

<div>Chemical composition of straw fibers (%).</div>

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Table 3

Table 3: Effect of Straw Fiber Modification Methods on Compatibility between Straw Fibers and Cement-Based Materials 