METHOD FOR PRODUCTION OF ANTISEPTIC PREPARATION FOR WOOD Russian patent published in 2006 - IPC B27K3/34 B27K3/52 C07C17/38 B09B3/00 

FIELD: chemical industry, applicable for treatment of wood products such as piles, supports of communication and power transmission lines, fences, posts, sleepers, bridge deck, etc.

SUBSTANCE: anticeptic for wood is obtained on the basis of sovtol, sovtol is processed to paste with simultaneous decontamination of it by successive treatment by reagents - oleum and triethanolamine - at a molar relation of sovtol to reagents of 1:2:3, respectively, before treatment sovtol is heated at agitation to a temperature of 80 to 150C, in the process of treatment of sovtol by oleum heating to a temperature of 180 to 250C is accomplished at agitation during 12 to 14 hours and subsequent cooling down to 70 to 100C, after that treatment by triethanolamine is accomplished up to the completion of the process of neutralization. The obtained paste is used in the form of at least 5-% aqueous solution.

EFFECT: simplified procedure of production of antiseptic compound with provision of safety of the environment.

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