FIELD: manufacture of building materials.
SUBSTANCE: complex additive for quick-hardening mix, including filling mixes for filling mine workings, etc. Additive including water additionally contains sodium chloride, 1.5-3.0%, bischofite, 1.5-3.0%, and oligomeric acetone/formaldehyde condensation product, 0.1-0.3%.
EFFECT: increased mobility of mix and increased strength in early natural curing time.
2 tbl
| Title | Year | Author | Number |
|---|---|---|---|
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|
RU2369573C1 |
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RU2376329C2 |
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| COMPLEX MODIFICATION ADDITIVE FOR MANUFACTURE OF FAST-HARDENING PORTLAND CEMENT CONCRETES | 2002 |
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|
RU2494987C1 |
| COMPLEX ADDITIVE FOR QUICK-SETTING FILL-UP MIXTURE | 0 |
|
SU1234380A1 |
