A - Human Necessities – 01 – N
Patent
A - Human Necessities
01
N
A01N 59/00 (2006.01) A01N 25/04 (2006.01) C01B 33/141 (2006.01)
Patent
CA 2565385
Dispersion comprising, in addition to water, 0.5 to 20 wt.% of hydrophobic silica, 0.01 to 10 wt.% of a gelling or viscosity-increasing additive, 0.1 to 1 wt.% of a preservative and 0 to 1 wt.% of a surface-active substance. It is prepared by a procedure in which the individual components are dispersed successively or together into the water and in this procedure the individual components are deaerated before and/or during the addition or the dispersion is deaerated during the individual dispersing steps. The dispersion can be employed as an insecticide.
L'invention concerne une dispersion comprenant, en plus de l'eau : de 0,5 à 20 % en poids de silice hydrophobe ; de 0,01 à 10 % en poids d'un additif augmentant la viscosité ou la gélification ; de 0,1 à 1 % en poids d'un agent de conservation ; et de 0 à 1 % en poids d'une substance tensioactive. La préparation de cette dispersion consiste à disperser dans l'eau les composants individuels, successivement ou tous ensemble, puis à désaérer lesdits composants avant et/ou pendant l'ajout. La dispersion peut également être désaérée pendant les étapes individuelles de dispersion. La dispersion selon l'invention peut être utilisée comme insecticide.
Lortz Wolfgang
Perlet Gabriele
Scheffler Jochen
Degussa Ag
Evonik Degussa Gmbh
Marks & Clerk
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