WOOD PRESERVATIVE COMPOSITION - SOMERVILLE ACQUISITIONS COMPAN

Title:

WOOD PRESERVATIVE COMPOSITION

Document Type and Number:

WIPO Patent Application WO2006019442

Kind Code:

A3

Abstract:

An aqueous wood preservation composition containing inorganic polymers of one or more of the following metals is disclosed; aluminum (approximately 3.8% - 7.0% as Al₂0₃), zirconium (approximately 5.25% - 9.1% as ZrO₂), copper (approximately 0.7% - 8.8% as CuO) and a fixing agent such as acetic acid or sodium acetate. The pH is adjusted to be between 2.0 - 4.0 using an inorganic base such as copper carbonate. The invention includes wood and cellulose fibers treated by the composition of the present invention as well as methods of preserving wood and cellulose fibers using the compositions.

Inventors:

HARPER THOMAS L (US)
REZNIKOV BORIS (US)
ROSENBERG ALLAN H (US)

Application Number:

PCT/US2005/014686

Publication Date:

October 26, 2006

Filing Date:

May 02, 2005

Export Citation:

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Assignee:

SOMERVILLE ACQUISITIONS COMPAN (US)
HARPER THOMAS L (US)
REZNIKOV BORIS (US)
ROSENBERG ALLAN H (US)

International Classes:

C09D5/14; B05D1/02; B28B19/00; C23C18/00

Foreign References:

US6579354B1	2003-06-17
US4303726A	1981-12-01
US5733666A	1998-03-31
US4737491A	1988-04-12
US5612094A	1997-03-18
US5879437A	1999-03-09
US20040166246A1	2004-08-26

Other References: