Patent · US Active

Controlled release, wood preserving composition with low-volatile organic content for treatment in-service utility poles, posts, pilings, cross-ties and other wooden structures

US9303169B2 · kind B2 · utility

5Cited by
11References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 2014
Grant dateApr 5, 2016
Priority date
Expiry dateJun 16, 2034

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K2003/387
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

This invention discloses a wood preservative composition for the supplemental or remedial treatment of in-service poles, posts, piling, cross ties and other wooden structures. The wood preservative composition comprises a slow-release micronized copper compound in combination with a boron compound or a fluoride compound.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.