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2 078 774

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C1

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IPC

(21) (22)

Application

94009610/04, 1994-03-21

(22)

Actual filing date

1994-03-21

(45)

Published

1997-05-10

(72)

Inventor

Pavlenko V.I.Kirijak I.I.Faustov I.M.Zamulin V.A.Kurtsev A.E.Shevtsov I.P.

(73)

Holder

Pavlenko Vjacheslav IvanovichKirijak Ivan IvanovichFaustov Igor' Mikhajlovich

METHOD FOR PRODUCTION OF FILLER Russian patent published in 1997 - IPC

Abstract RU 2078774 C1

FIELD: organic technology. SUBSTANCE: method involves production of sol and gel, suspending, condensation and drying of desired product. Sol of aqueous solution of sodium alumoethyl siliconate (ratio Si and Al in it being 3) is used as organosilicon compound. Aqueous solution of lead is used as precipitant. Processes of gel formation, condensation and drying are carried out in spraying chamber at 500-550 C. EFFECT: improved efficiency of the method. 1 tbl

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RU 2 078 774 C1

Authors

Pavlenko V.I.

Kirijak I.I.

Faustov I.M.

Zamulin V.A.

Kurtsev A.E.

Shevtsov I.P.

Dates

1997-05-10—Published

1994-03-21—Filed

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