Title:
COPPER/AMINE OXIDE WOOD PRESERVATIVES
Document Type and Number:
WIPO Patent Application WO2000071311
Kind Code:
A3
Abstract:
The present invention provides a composition comprising an amine oxide and an aqueous copper amine complex. Another embodiment of the present invention is a method for preserving and/or waterproofing a wood substrate by contacting the composition with the wood substrate. Yet another embodiment is an article comprising a wood substrate and the composition of the present invention. This composition has high efficacy against fungi, including copper tolerant fungi such as brown rot and soft rot, and is phase stable at high concentrations. Additionally, the amine oxide in the composition may impact waterproofing properties. The composition of the present invention is halide free and is environmentally friendly.
Inventors:
WALKER LEIGH E (US)
Application Number:
PCT/US2000/014371
Publication Date:
February 08, 2001
Filing Date:
May 24, 2000
Export Citation:
Assignee:
LONZA AG (US)
WALKER LEIGH E (US)
WALKER LEIGH E (US)
International Classes:
A01N33/04; B27K3/52; A01N33/16; A01N59/20; B27K3/50; C07C291/04; (IPC1-7): B27K3/50
Domestic Patent References:
| WO1997001423A1 | 1997-01-16 | |||
| WO1998031518A2 | 1998-07-23 |
Foreign References:
| US4382105A | 1983-05-03 | |||
| DE3743821A1 | 1989-07-06 | |||
| EP0370182A2 | 1990-05-30 |
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