СПОСОБ ИЗГОТОВЛЕНИЯ МНОГОСЛОЙНОГО ПРОДУКТА, ВКЛЮЧАЮЩЕГО МЕЖДУ СЛОЯМИ НАПОЛНИТЕЛЬ

摘要

FIELD: pulp-and-paper industry, in particular production of multilayered cellulose product preferably paper or paperboard. ^ SUBSTANCE: claimed method includes filler application between at least two layers of moving fibrous material before bonding thereof with one another. In preferable embodiment inorganic filler is used optionally containing organic components. In the most preferable embodiment calcium sulfate is used. ^ EFFECT: paper with better optical characteristic such as whiteness and opacity without losses of mechanical properties. ^ 42 cl, 7 dwg