Web printing paper coated on both sides and process for its manufacture
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Sep 14, 1999
Grant Date -
N/A
app pub date -
Sep 30, 1996
filing date -
Apr 8, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A web printing paper, including a coating base paper which contains mineral filler and at least one of wood pulp and cellulose as fiber components. The coating base paper has a grammage of 30 to <58 g/m.sup.2, and a filler content, relative to its grammage, equal to 15 to 35% by weight. The coating base paper selectively contains, in addition to the at least one of wood pulp and cellulose, up to <50% by weight recycled fibers, all weight parts adding up to 100% by weight. The printing paper further includes a coating applied to both sides of the base paper by a film press so as to absorb printing ink. The coating contains pigment and binder. The coating on each side of the base paper has a grammage of 2 to 12 g/m.sup.2, and the pigment of the coating has a grain size, 40 to 60% by weight, of <2 .mu.m.
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Cited Art Landscape
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