发明名称 |
Wood treatment composition |
摘要 |
The present invention relates to a method of preserving wood material and rendering said wood material resistant to biological deterioration, by impregnating a wood material with a composition comprising an aqueous ammoniacal solution of copper and quaternary ammonium compounds. The invention also embraces the product resulting therefrom.
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申请公布号 |
US4929454(A) |
申请公布日期 |
1990.05.29 |
申请号 |
US19850788881 |
申请日期 |
1985.10.18 |
申请人 |
DOMTAR INC. |
发明人 |
FINDLAY, DECEASED, DAVID M.;RICHARDSON, NEIL G. |
分类号 |
B27K3/52 |
主分类号 |
B27K3/52 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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