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Borregaards Exilva is cellulose fibrils made from renewable and sustainable wood raw material The Exilva PBX quality is developed for use in starch adhesives for corrugated boards. Exilva PBX improves the adhesive bonding and strength. which increases the corrugator productivity while reduces the glue and steam consumption. Exilva PBX provides better glue viscosity stability and quality of the corrugated boards. reducing waste. Exilva is non-toxic and safe to handle and store. thus. no classification is required with respect to categories of danger. symbol letters or risk phrases. Typical dosage level of Exilva is low. <0.5% ww relative to the overall weight of the formulation.