ADDITIVE COMPOSITIONS THAT IMPROVE THE LACQUERING RESISTANCE OF SUPERIOR QUALITY DIESEL OR BIODIESEL FUELS

The present invention relates to additive compositions for superior quality diesel and biodiesel fuels for improving the lacquering resistance of said fuels, in particular those intended for engines provided with Euro 4 to Euro 6 fuel injection systems. The additive compositions according to the inv...

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Bibliographic Details
Main Authors DEQUENNE, BERNARD, ARONDEL, MATHIEU, RODESCHINI, HELENE
Format Patent
LanguageEnglish
French
Published 27.06.2013
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Summary:The present invention relates to additive compositions for superior quality diesel and biodiesel fuels for improving the lacquering resistance of said fuels, in particular those intended for engines provided with Euro 4 to Euro 6 fuel injection systems. The additive compositions according to the invention comprise at least one antioxidant of hindered phenol type and at least one metal passivator. La présente invention concerne des compositions d'additifs pour carburants diesel et biodiesel de qualité supérieure pour améliorer la résistance au lacquering desdits carburants, notamment ceux destinés aux moteurs pourvus des systèmes d'injection de carburant de type Euro 4 à Euro 6. Les compositions d'additifs selon l'invention comprennent au moins un anti-oxydant de type phénol encombré et au moins un passivateur de métaux.
Bibliography:Application Number: WO2012EP75863