Paper production utilizing powdered cork bark consists of incorporation of granulated waste with additives facilitating paper drying

摘要

The paper production utilizing powdered cork bark comprises incorporation of 10, 20 or 30 per cent of granulated bark waste, accompanied by kaolin. The additives fill the pores and facilitate drying of the paper and also improve appearance. EMBODIMENT - The bark is mixed with water, retention and adhesion agents and pressed in one or more stages depending on the paper grade.