| 摘要 |
PROBLEM TO BE SOLVED: To provide a corrugated fiberboard paper in which crest parts can be surely adhered even if phases of the crest parts of two corrugated sheets are deviated. SOLUTION: In the corrugated fiberboard paper (S) constituted by connecting the crest parts of a pair of corrugated sheets (Wa, Wb) formed in a corrugated shape to each other and adhering the crest parts and adhering flat plate-like flat plate sheets (Fa, Fb) to both outsides of the connected corrugated sheets (Wa, Wb), the crest parts of at least one corrugated sheet are constituted as flat parts (P). COPYRIGHT: (C)2004,JPO
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