Borregaard is the worlds most advanced biorefinery. We manufacture the highest performing additives for lead and lithium-ion batteries, all derived from Norway Spruce. Borregaard’s expanders for lead batteries improve lifetime and performance, and increase the battery sustainability profile. For lithium-ion batteries, our additives enhance electrode performance and safety, and provide production process benefits. These solutions are designed to help you manufacture the batteries demanded by an ever-evolving market.