Patent ID: 7344729

Claim:
A combustible insecticidal product effective against flying insects comprising a structural element formed from a pulp based cardboard having a thickness of at least 0.75 mm, a density of 450-850 kgm −3 and consisting of at least one ply, the cardboard comprising: an alkali or alkaline earth metal nitrate or nitrite in an amount of from 0.04 to 1.83% w/w, or an alkali or alkaline earth carbonate or bicarbonate in an amount of from 0.02 to 7.0% w/w; at least one mineral silicate in an amount of from 0.01 to 8.0% w/w; a phosphate in an amount of from 0.01 to 0.40% w/w and selected from the group consisting of diammonium phosphate, monoammonium phosphate and triammonium phosphate; a boron compound in an amount of from 0.001 to 0.92% w/w as boron and selected from the group consisting of boric acid, sodium tetraborate hydrous, sodium borate, potassium borate, calcium borate, zinc perborate and boronatrocalcite; at least one insecticide effective against flying insects and selected from the group consisting of esbiothrin, d-allethrin, pralletrhrin, transfluthrin, bioallethrin, esbioallethrin, pyrethrins, pyrethroids, citronella, neem oil and mixtures thereof; and optionally a perfume and/or a dye, wherein the product an combustion emanates the insecticide into the atmosphere.