METHOD OF PREPARING MOTOR OIL ADDITIVE PACK

FIELD: lubricants. SUBSTANCE: calcium sulfonate, sulfurized C9-C12-alkylphenols, calcium salt of the latter with alkalinity 140-250 mg KOH/g, and dithiophosphoric acid salts are mixed at elevated temperature and resulting mixture is taken to mixing apparatus at an angle 18-36 C, while oil-diluent is...

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Main Authors KUDRJAKOVA N.G, ALEKHINA T.A, CHIZHEVSKIJ A.A, DJURIK N.M, DUBININA LJUBOV' VASIL'EVNA, AREF'EV JU.A, KOZYREV V.P, KOTOV S.A, USTALOV A.V, GORLOV E.G, URAL'SKIJ K.V
Format Patent
LanguageEnglish
Russian
Published 27.10.2003
Edition7
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Summary:FIELD: lubricants. SUBSTANCE: calcium sulfonate, sulfurized C9-C12-alkylphenols, calcium salt of the latter with alkalinity 140-250 mg KOH/g, and dithiophosphoric acid salts are mixed at elevated temperature and resulting mixture is taken to mixing apparatus at an angle 18-36 C, while oil-diluent is introduced into this apparatus axially, after which the total is stirred at (1,5-4,0).103 rpm. Method is suitable for diesel oil production. EFFECT: enhanced (by 10-20%) functional properties of additive pack and lubricating oils.
Bibliography:Application Number: RU20020125948