Offset-Gummituch

摘要

There is provided an offset blanket which is particularly superior in paper discharging properties at the time of printing, comprising a supporting layer and a surface printing layer provided on the supporting layer, and the surface printing layer is a rubber layer wherein a volume change DELTA V (%) and a tan delta satisfy a relation represented by the formula: $or\; a\; relation\; between\; a\; hardness\; Hs\; (IHRD)\; and\; a\; tan\; delta\; satisfy\; a\; relation\; represented\; by\; the\; formula:$ $ $$$