C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 3/18 (2006.01) B65D 83/14 (2006.01) C03C 17/30 (2006.01)
Patent
CA 2340067
The invention concerns a water-repellent (Rain-Repellent) composition consisting of at least a hydrophobic agent and a solvent compatible with the hydrophobic agent, said solvent being other than a fluorinated hydrocarbon. The invention is characterised in that the solvent is an organic compound comprising at least an oxygenated function and the active hydrophobic agent is an organopolysiloxane-type compound. The invention also concerns a disposable pressurised container containing said composition and an inert gas. The invention is particularly useful for eliminating surface water in particular on motor vehicle windscreens.
L'invention concerne une composition hydrofuge (Rain-Repellent) constitué par au moins un agent hydrophobe et un solvant compatible avec l'agent hydrophobe, ce solvant étant autre qu'un hydrocarbure fluoré, caractérisée en ce que le solvant est un composé organique comprenant au moins une fonction oxygénée et en ce que l'agent actif hydrophobe est un composé de type organopolysiloxane. L'invention concerne également un récipient pressurisé jetable contenant la composition ci-dessus et un gaz inerte. L'invention trouve son application en particulier dans l'élimination de l'eau de surface notamment de pare-brise des véhicules automobiles.
Elf Atochem S.a.
Robic
LandOfFree
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