Emulsion coating for lightweight aggregate

Details Emulsion coating for lightweight aggregate Emulsion coating for lightweight aggregate

1975-04-28

1977-03-08

Lesmes, George F.

Coating processes

Particles, flakes, or granules coated or encapsulated

Applying superposed diverse coatings or coating a coated base

106 90, 106104, 106118, 260 25R, 260 25B, 260 4213, 427222, 428403, 428404, 428407, B05D 702, B32B 1302, B32B 518

Patent

active

040113558

ABSTRACT:
A coated, lightweight aggregate for mixing with cement, sand and water for producing a lightweight construction material is provided in which expanded polystyrene beads are coated with a mixture formed of dehydrated lime and hydrated alumina with water in an amount to impart a suitable consistency and a wetting agent. A method of making the mixture and coating the beads is also provided.

REFERENCES:
patent: 3021291 (1962-02-01), Thiessen
patent: 3066031 (1962-11-01), Schifferle
patent: 3076717 (1963-02-01), Minnick
patent: 3104196 (1963-09-01), Shannon
patent: 3214393 (1965-10-01), Sefton
patent: 3257338 (1966-06-01), Sefton
patent: 3291762 (1966-12-01), Raymond
patent: 3498809 (1970-03-01), Andersson
patent: 3669701 (1972-06-01), Biederman
patent: 3679445 (1972-07-01), Howe

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