Process and apparatus for applying covering layers to insulating panels, and a laminated insulating panel made thereby and therewith

摘要

1,030,333. Laminates and laminating. SUDBAU SUDDEUTSCHE BAUTECHNIK G.m.b.H. May 17, 1963 [May 18, 1962; April 5, 1963], No. 19703/63. Heading B5N. [Also in Division B2] Laminating apparatus comprises a conveyer belt 11 conveying a board 13, which may comprise a storey-high building panel, to which are applied a coating mixture from applicator 14, a web of glass fibre fabric from roll 40, and a further coating from applicator 141, the whole being compressed and patterned by rollers 44, 46. The board may be made from cement, quartz sand, plastics foam sawdust, and an acrylic or vinyl plastics aqueous dispersion. The coating mixture may comprise cement, lime or magnesite, and may contain plastics chips or sawdust, stone dust or quartz sand, plus an acrylic or vinyl plastic dispersion as binder.