Method of preserving wood by injecting particulate wood preservative slurry
US8158208B2 · kind B2 · utility
5Cited by
154References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 2008 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Sep 12, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31989
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed, in certain embodiments, to methods of preserving wood comprising the steps of providing an aqueous wood preservative slurry comprising a plurality of injectable particulates comprising at least 20% by weight of a sparingly soluble copper salt, wherein the first particulates have a d96 of about 1 micron or less, a d99 of about 1.5 microns or less, and a d50 of greater than 0.02 micron, and injecting the aqueous wood preservative slurry into wood.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.