Abstract:
Process for preparing high molecular weight polycarboxylic acid acylating agents by contacting chlorine with a reaction mixture comprising (1) high molecular weight monocarboxylic acid and ethylenically unsaturated low molecular weight mono- or polycarboxylic acid acylating agent or (2) high molecular weight aliphatic hydrocarbon, ethylenically unsaturated low molecular weight monocarboxylic acid acylating agent, and ethylenically unsaturated low molecular weight polycarboxylic acid acylating agent. Acylating agents thus produced have utility, for example, as intermediates in the preparation of acylated nitrogen compounds, esters, metal salts, and the like which are useful as additives in lubricants and fuels.
Abstract:
THIS INVENTION TO RELATES TO A PROCESS AND THE PRODUCTS OBTAINED THEREFROM FOR PREPARING A HIGH MOLECULAR WEIGHT SUBSTANTIALLY SATURATED, HYDROCARBON-SUBSTITUTED CRBOXYLIC COMPOSITION AND MORE SPECIFICALLY TO AN OIL SOLUBLE CARBOXYLIC COMPOSITION OBTAINED BY REACTING AT LEAST ONE HALOGENATED SUBSTANTIALLY-SATURATED HYDROCARBON HAVING AT LEAST 25 ALIPHATIC CARBON ATOMS PER MOLECULE WITH AN EFFECTIVE AMOUNT OF AT LEAST ONE LOW MOLECULAR WEIGHT, ALPHA OR BETA HALOGENATED SATURATED-ALIPHATIC CARBOXYLIC ACID OR A DERIVATIVE THEREOF. THE CARBOXYLIC COMPOSITIONS OF THIS INVENTION ARE PARTICULARLY USEFUL AS ADDITIVES, E.G., DIPERSANTS, ECT. IN VARIOUS OLEAGINOUS MATERIALS INCLUDING, FOR EXAMPLE, LUBICATING OILS, HYDROULIC FLUIDS. FUELS, ETC.