Compositions: coating or plastic – Coating or plastic compositions – Bituminous material or tarry residue
Patent
1988-10-31
1990-07-31
Lieberman, Paul
Compositions: coating or plastic
Coating or plastic compositions
Bituminous material or tarry residue
106283, 1062841, 1062842, 10628406, 106670, 106669, C08L 9500
Patent
active
049448048
ABSTRACT:
Improved mixability (extended set time) and adhesion (asphalt coating on aggregate) are disclosed for cationic and anionic bituminous emulsion-aggregate paving slurries by the addition to the emulsion-aggregate mixture of small amounts of calcium sulfate hemihydrate (Plaster of Paris).
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Klemanski Helene
Lieberman Paul
McDaniel Terry B.
Schmalz Richard L.
Westvaco Corporation
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