Patent ID: 11882833
Assignee: KOPPERS PERFORMANCE CHEMICALS, INC.
Field: Machine tools (Mechanical engineering)
Classification: CPC A  B | IPC A  B

Claim 14:
15. Wood or a wood product that is resistant to fungal decay, the wood or wood product comprising a wood preservative composition, the wood preservative composition comprising:
a. a copper compound, wherein the copper compound is micronized and the copper compound is basic copper carbonate; and
b. penflufen;
in a copper:penflufen ratio in a range of 5:1 to 200:1, wherein the wood or the wood product contains the penflufen in an amount in a range of 4 to 200 g/m3, wherein the wood preservative composition comprises less than 5% by weight of an alkanolamine based on the total weight of the wood preservative composition.