CONTROLLED COVERAGE ADDITIVE APPLICATION TO PAPER TISSUE
A soft tissue product (44) includes deposits of a surface additive composition disposed in primary (46) and supplementary (48) delivery zones having different add-on levels. The supplementary add-on level is greater than 0 and less than the primary add-on level. For example, the supplementary add-on...
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Zusammenfassung: | A soft tissue product (44) includes deposits of a surface additive composition disposed in primary (46) and supplementary (48) delivery zones having different add-on levels. The supplementary add-on level is greater than 0 and less than the primary add-on level. For example, the supplementary add-on level may be from about 0.5 to about 80 percent of the primary add-on level. In particular embodiments, the primary delivery zones (46) cover from about 30 to about 90 percent of the tissue and the supplementary delivery zones (48) cover from about 10 to about 70 percent of the tissue. The different add-on levels effectively maximize consumer benefit while minimizing the total amount of additive on the tissue. One particularly beneficial method is to uniformly apply the composition to the surface of the tissue web within each of the zones by rotogravure printing, either direct or indirect (offset), because it is a very exact printing process and offers maximum control of the composition distribution and transfer rate. However, other applications methods, such as flexographic printing, spraying, extruding, and the like can also be used. An engraved roll (23A, 23B) suitable for use in applying additives to tissue paper (44) is engraved with two different regions (40, 42; 50, 52) of cell patterns. |
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