Patent · US Expired

Wood preservative

US4871473A · kind A · utility

12Cited by

11References

16Claims

0Family size

Assignee

Dr. Wolman GmbH · DE

Inventors

Reimer Goettsche · Baden-Baden, DE
Hans-Norbert Marx · Bühl, DE

Key dates

Filing date	Dec 16, 1988
Grant date	Oct 3, 1989
Priority date	—
Expiry date	Dec 16, 2008

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S424/11
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Wood preservatives which are based on a zinc compound and an aliphatic carboxylic acid and additionally contain a polyamine and processes for preserving wood with these preservatives.

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