FIELD: process engineering.
SUBSTANCE: invention relates to metallurgy. Binding material is prepared by adding solution of aluminium pentahydroxychloride to 2%-solution of acrylamide copolymer with acrylic acid with content of links of 0.2-0.8 mol %.
EFFECT: higher strength, ecologically safe moulding process.
1 tbl, 1 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF PREPARING WATER-SOLUBLE REAGENT TO CLEAN NATURAL AND WASTE WATERS AND TO SEPARATE PHASES | 2005 |
|
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| METHOD OF PRODUCING WATER-SOLUBLE REAGENT FOR TREATING NATURAL AND WASTE WATER AND SEPARATING PHASES | 2012 |
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| SAND FOR MANUFACTURING CASTING CERAMIC MOULDS AND CORES | 0 |
|
SU1033255A1 |
| REFRACTORY SELF-HARDENING SAND FOR MAKING CASTING SEMI-PERMANENT MOULDS, LININGS OF TOPS, FURNACES AND POURING LADLES | 0 |
|
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| FOAM CONCRETE BASED ON NON-FIRED CERAMIC COMPOSITION | 2009 |
|
RU2440941C2 |
| FACING MIX FOR MANUFACTURING CASTING MOULDS | 0 |
|
SU1122393A1 |
| MOLD AND CORE MAKING SAND | 0 |
|
SU807542A1 |
