Method of combating termites
AssigneeShell Internationale Research Maatschappij B.V.
InventorsRoland S. Twydell, Jennifer M. Radcliffe
Life of this patent
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Abstract
This invention provides a method of combating termites at a locus, which comprises treating the locus e.g. soil or timber with an acyl urea of the formula ##STR1## wherein one substituent X is a halogen atom or a merthyl group and the other is a halogen atom, a hydrogen atom or a methyl group, and each of R.sup.1, R.sup.2 and R.sup.3 independently represents a hydrogen or fluorine atom; the use of acyl ureas of formula I for combating termites; and compositions for protecting timber against termite attack.
Claims7
A method of combating termites at a locus infested with termites, said method comprising treating said locus with a termiticidally effective amount of an acyl urea of the formula ##STR7##
A method of protecting a locus subject to termite attack against such attack, said method comprising treating said locus with an amount of acyl urea compound of the formula ##STR8##
Timber impregnated at least at a surface with a termiticidally effective amount of a termiticidally effective acyl urea compound having the formula ##STR9##
Dependencies are inferred from the claim text.