resinas de alquifenol-aldeído modificadas, uso das mesmas como aditivos para aprimorar as propriedades de combustíveis de hidrocarboneto líquido em condições de frio

摘要

Modified alkylphenol-aldehyde resins include one or more alkylamines, having preferably at least one primary amine type group as well as their use for improving the flow properties of motor fuels and hydrocarbon fuels, such as in particular jet fuel, gas oil, fuel oil domestic, heavy fuel oil.