| 摘要 |
PROBLEM TO BE SOLVED: To provide a binderless board which has a mechanical strength equivalent to that of a plywood, is free from the need for heating at a high temperature, does not cause odor and discoloration problem and is easy to recycle. SOLUTION: The binderless board comprises the plant pieces 1 composed of stems of herbage containing hemicellulose, wherein the stems run parallel with each other without being disintegrated into chips or fibers and the plant pieces have been bonded to each other with an adhesive component contained in the plant piece by heating and presuure-molding them in the presence of moisture. COPYRIGHT: (C)2007,JPO&INPIT
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