| 摘要 |
PROBLEM TO BE SOLVED: To provide a white board free from partial peel off of ink in a printed part of the front for scrubbing the front with the back after offset printing, excellent in printability of the back together with high printing work efficiency and punching work efficiency. SOLUTION: The white board obtained by paper making of≥2 layers, contains a pigment coated layer on the back to set the amplitude of the dynamic friction coefficient of the back≤0.1, especially a coated layer comprising≥65 mass.% of platy pigments to the total pigments. COPYRIGHT: (C)2003,JPO
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