Polymer concrete having high bond strength and long working time
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United States of America Patent
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Mar 28, 1989
Issued Date -
N/A
app pub date -
Apr 8, 1987
filing date -
Jun 4, 1986
priority date (Note) -
Expired
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Abstract
Polymer concretes having a high bond strength and/or long working times are made from a curable composition of norbornyl modified unsaturated polyester or polyesteramide resins blended with a polymerizable monomer such as styrene, an aggregate mixture such as sand and gravel and an effective amount of styrene acrylonitrile copolymers, styrene alphamethylstyrene copolymers, or a styrene acrylonitrile copolymer mixture with no more than 25% by weight polystyrene.
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