The article reports on an improvement made by researchers at Universiti Sains Malaysia to the process for strengthening recycled paper. The researchers developed a natural biopolymeric reinforcing agent obtained from palm oil residues. Traditionally, recycling of paper leads to a loss of paper strength but this could be restored by using a water-soluble strength additive that causes the cellulose fibres to bond with the other fibres using functional groups.
Published
2007
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