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2 075 504

(13)

C1

(51)

IPC

(21) (22)

Application

94043923/04, 1994-12-14

(22)

Actual filing date

1994-12-14

(45)

Published

1997-03-20

(72)

Inventor

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju Masel I Prisadok"

COMPLEX ADDITIVE FOR MOTOR OIL FOR DIESEL ENGINES AND LUBRICATING COMPOSITIONS CONTAINING SAID ADDITIVE Russian patent published in 1997 - IPC

Abstract RU 2075504 C1

FIELD: chemical industry. SUBSTANCE: claimed additive comprises, %: calcium sulfonate, 30-45; sulfurized calcium phenolate with alkalinity of 140-250 mg KOH/g; sulfurized C9-C12 alkyl phenol, 6-10; zinc salt of dithiophosphoric acid esters, up to 100. Mineral based lubricating compositions contain 4-10% of said additive. EFFECT: improved properties of the complex additive. 3 cl, 1 tbl

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RU 2 075 504 C1

Authors

Dates

1997-03-20—Published

1994-12-14—Filed

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