发明名称 Resin-formed body including wood powder production method of the same and black key for keyboard musical instrument
摘要 In order to provide a resin-formed body including wood powder which is applicable to a material for a black key having a good external appearance and which has touch close to real wood with less difference in quality without using rare wood, the resin-formed body including wood powder (1) includes colored wood powder, resin and pigment. Moreover, with respect to the resin-formed body including wood powder (1), it is possible to use a mass ratio between the wood powder and the resin so as to be 90/10-60/40.
申请公布号 US7732693(B2) 申请公布日期 2010.06.08
申请号 US20070828078 申请日期 2007.07.25
申请人 YAMAHA CORPORATION 发明人 SHIMANO SYOJI;SUZUKI NOBUHIKO
分类号 G10C3/12;C08L25/12;C08L55/02;C08L97/02 主分类号 G10C3/12
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