Chamber for steam moulding of expanded or cellular materials or foams
AssigneeKnauf Industries Gestion
InventorFabrice Grand
Life of this patent
Estimating the term…
Abstract
The invention relates to a chamber for steam moulding expanded or cellular materials or foams comprising an enclosure comprising at least two parts (3a, 3b), at least one part being movable to allow it to be opened and closed, and the surfaces of which are partially covered with an insulating coating, in particular the inner surface of the enclosure or the outer surface of the steam inlets.
Claims12
A method for manufacturing a chamber for steam moulding of expanded or cellular materials or foams having an enclosure comprising at least two parts, at least one part being movable to allow it to be opened and closed, the enclosure comprising a plate of thermally conductive material, at least one steam inlet, and at least one cellular bead injector, wherein a fluid or semi-fluid material is applied by spreading or by spraying on an inner surface of the enclosure and/or on the plate of thermally conductive material, to obtain after drying an insulating layer with a thickness ranging from a few microns to a few millimetres, and covering the insulating layer by covering the inner surface of the enclosure by the plate of thermally conductive material.
Dependencies are inferred from the claim text.