Production of a filmed formwork

Details Production of a filmed formwork Production of a filmed formwork

B - Operations, Transporting

32

B

117/104, 72/153

B32B 21/08 (2006.01) B05D 3/12 (2006.01) B05D 7/00 (2006.01) B05D 7/08 (2006.01) E04G 19/00 (2006.01)

Patent

CA 1223781

ABSTRACT OF THE DISCLOSURE A method of filming the surface of a plywood used for formwork, the method comprising dispersing a first dose of an adhesive polyolefine resin powder on the surface of the plywood, heating the dispersed resin powder on the plywood, thereby enabling the resin powder to spread thereon in a molten state, dispersing a second dose of non-adhesive polyolefine resin powder, heating the second dose of resin powder on the film produced by the first dose of resin powder, flattening the resin layers on the plywood by passing same through press rollers, and finally cooling the flattened resin layer.

453420

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