| 摘要 |
PROBLEM TO BE SOLVED: To prevent a harmful substance from being volatilized from an adhesive agent into a house by changing a material of the adhesive agent for sticking a rear face material on a ceramic decorative plate part.SOLUTION: A sheet-like rear face material is stuck onto a rear face 11A which becomes a wall side in a decorative plate part 11 of a decorative material 10 for an inner wall of a house. The rear face material is a yarn-containing gum tape 12 including a pasteboard sheet 12A made by using paper as a raw material, a remoistening adhesive layer 12C formed on one side surface of the pasteboard sheet 12A, and reinforcement yarns 12B built into the pasteboard sheet 12A and suppressing deformation in a direction along the pasteboard sheet 12A. The rear face material is adhesively stuck onto the rear face 11A of the decorative plate part 11 by the remoistening adhesive layer 12C. |
