Method for enveloping pellets of foamed poly-styrene suitable fo

Details Method for enveloping pellets of foamed poly-styrene suitable fo Method for enveloping pellets of foamed poly-styrene suitable fo

1974-12-11

1976-06-29

Kendall, Ralph S.

Coating processes

Solid particles or fibers applied

Applying superposed diverse coatings or coating a coated base

427214, 427222, 427385, 118303, 428407, C04B 3144

Patent

active

039670058

ABSTRACT:
Method and related means for enveloping pellets of foamed polystyrene suitable for producing lightened manufactured articles of cement, wherein the pellets are introduced into a mixing unit at a first station thereof and then passed to a station for water and synthetic resin introduction, and next to a third station in said mixing unit where an inert filler is introduced, then reaching a heating zone for drying and polymerizing the enveloped pellets, said processing steps being carried out in a continuous succession.

REFERENCES:
patent: 2631355 (1953-03-01), Craig
patent: 3130070 (1964-04-01), Potters et al.
patent: 3640787 (1972-02-01), Heller
Chem. Abstracts, 78:7341f, (1973).

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