Wood composite material containing paulownia

Stock material or miscellaneous articles – Structurally defined web or sheet – Including components having same physical characteristic in...

Reexamination Certificate

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C428S105000, C428S535000

Reexamination Certificate

active

07662465

ABSTRACT:
Disclosed is a wood composite material comprising: upper and lower surface layers and a core layer; wherein the core layer contains at least about 85 wt %paulowniastrands; and the surface layers contain at least about 85 wt % of other, higher density, non-paulowniawood strands.

REFERENCES:
patent: PP10847 (1999-04-01), Corbett et al.
patent: 6569540 (2003-05-01), Preston et al.
patent: 6737155 (2004-05-01), Ou
patent: 2003/0035921 (2003-02-01), Kornicer et al.
patent: 2003/0150189 (2003-08-01), Ou et al.
patent: 2005/0006003 (2005-01-01), Yokoo et al.
patent: 2005/0140038 (2005-06-01), Frienser
patent: 2005/0153150 (2005-07-01), Wellwood et al.
patent: 2006/0142428 (2006-06-01), Lawson et al.

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