Plaster of Paris (Stucco) as mixing aid for aqueous bituminous e

Compositions: coating or plastic – Coating or plastic compositions – Bituminous material or tarry residue

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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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