FIELD: construction.
SUBSTANCE: charge for porous filler production contains, wt %: montmorillonite clay 88.5-90.5, coal ground to specific surface of 2000-2500 cm2/g 0.5-1.0, quartz sand 8.0-10.0, naphthenic soap previously dissolved in water, 0.5-1.0.
EFFECT: improved porous structure of filler produced from charge.
1 tbl
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RU2562072C1 |
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RU2532229C1 |
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RU2472741C1 |
Authors
Dates
2015-08-27—Published
2014-10-21—Filed