Patent · US Expired

Enhanced wood preservative composition

US5944880A · kind A · utility

3Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1998
Grant dateAug 31, 1999
Priority date
Expiry dateJan 26, 2018

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB27K3/50
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A wood preservative composition comprising a biocide such as a quaternary ammonium compound, e.g., didecyl-dimethyl ammonium chloride (DDAC), an isothiazolone or an isophthalonitrile, in combination with an antioxidant, e.g., a flavone or a phenol, is useful as a cost-effective and environmentally safe wood preservative. The invention also provides a method for the use of such composition and compositions so treated.

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