FIELD: foundry.
SUBSTANCE: suspension contains electrolyte being 10% aqueous solution of sodium tri-polyphosphate, marshalite, quartz sand and in addition aqueous solution of methyl cellulose. Addition of 27-32 mass% of aqueous solution of methyl cellulose to electrophoresis suspension provides stabilization of such suspension and its enhanced sedimentation resistance.
EFFECT: improved quality of suspension due to its enhanced resistance against sedimentation.
2 cl, 1 tbl
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SU722649A1 |
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Authors
Dates
2007-05-10—Published
2006-06-21—Filed