<p>An insect coil having an extended, burnable body. The body has multiple treated zones bearing a volatilizable insect control active ingredient at insect controlling levels separated by spacing zones bearing a level of insect control active ingredient lesser than that of the treated zones. When burned, the insect coil releases bursts spaced in time of the active ingredient in insect controlling quantities. Preferably the spacing zones are active ingredient free, and the first treated zone to be burned has an active ingredient level higher than the remaining treated zones. A method of controlling insects by use of the insect coil also is disclosed.</p>
申请公布号
EP1317176(B1)
申请公布日期
2004.08.11
申请号
EP20010968826
申请日期
2001.09.12
申请人
S. C. JOHNSON & SON, INC.
发明人
FLASHINSKI, STANLEY, J.;EMMRICH, ROBERT, R.;SOSA, ANTHONY;ELAND, DAVID, S.