The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 2002
Filed:
Mar. 28, 2000
Applicant:
Inventors:
Ritsuo Iwata, Hamamatsu, JP;
Yoshihiro Hirano, Hamamatsu, JP;
Satoshi Suzuki, Hamamatsu, JP;
Katsunobu Fukuda, Osaka, JP;
Hironori Watanabe, Osaka, JP;
Assignee:
Yamaha Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/00 ; C08K 3/20 ; C08L 7/500 ; B32B 5/12 ; B32B 2/740 ;
U.S. Cl.
CPC ...
C08J 3/00 ; C08K 3/20 ; C08L 7/500 ; B32B 5/12 ; B32B 2/740 ;
Abstract
The wood fiberboard of the present invention comprises wood fibers which have been subjected to an acetylation treatment and wood fibers which have not been subjected to an acetylation treatment bonded together by a binder resin, wherein the content of the wood fibers which have been subjected to an acetylation treatment is 35 to 90% by weight of the total amount of wood fibers which have been treated to an acetylation treatment and wood fibers which have not been subjected to an acetylation treatment.