Cementiferous compositions

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United States of America Patent

PATENT NO 4524163
SERIAL NO

06619209

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Abstract

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This invention provides plasticizer additive compositions, for use in cementiferous compositions, which enhance the early gain of compressive strength. The plasticizer additive compositions comprise an aqueous solution of a copolymer or salt thereof, comprising an ethylenically unsaturated monomer having a hydroxyl functional group and an accelerator additive.

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Patent Owner(s)

Patent OwnerAddress
W R GRACE & CO -CONN7500 GRACE DRIVE COLUMBIA MD 21044

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bradley, Geoffrey Oberiamstadt, DE 2 25
Hoarty, John T Cheshire, GB2 3 26
Howarth, Ian M Cheshire, GB2 1 9

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