Zero slump - loss superplasticizer
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United States of America Patent
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Nov 8, 1994
Grant Date -
N/A
app pub date -
Feb 24, 1994
filing date -
Feb 25, 1993
priority date (Note) -
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Abstract
A superplasticizing additive for concrete and other cementitious mixes with high retention of workability (low 'slump loss') and low air-entraining effect, is made by terpolymers of a) (meth)acrylic acid and its salts, b)polyethyleneglycolmonomethylether-(meth)acrylate and c) polypropyleneglycol-di(meth)acrylate.
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