FIELD: chemistry.
SUBSTANCE: invention relates to the industry of building materials, particularly to making articles - boards from wood-cement compositions primarily used in farm building. The wood concrete mixture contains the following, wt %: portland cement 33-35; hogged chips 64.33-65.93; gypsum 0.6-1; evaporated post-yeast molasses residues 0.03-0.04; phenyl ethoxy siloxane 0.03-0.04, the water-to-cement ratio being equal to 0.45-0.5.
EFFECT: high strength of wood concrete products.
1 tbl
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WOOD CONCRETE MIXTURE | 2012 |
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RU2501756C1 |
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ARBOLITE MIX | 2011 |
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RU2476399C1 |
Authors
Dates
2013-01-20—Published
2011-09-30—Filed