FIELD: oil extractive industry.
SUBSTANCE: compound includes sodium silicate, hydrolyzed polyacrylonitrile, filler, surfactant and water, as filler, waste products of zeolite catalysts production are used, and as surfactant AF 9-12 - composition stabilizer, with following shares of ingredients in percents of total mass: sodium silicate - 5-15, hydrolyzed polyacrylonitrile - 1-10, waste products of zeolite catalysts production - 0,1-1, water - the rest.
EFFECT: lower costs, higher water-isolating effectiveness, higher stability of dispersion system.
2 tbl
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RU2124634C1 |
