METHOD FOR MANUFACTURE OF PLATE PRODUCTS PROVIDED WITH RELIEF PATTERN Russian patent published in 2002 - IPC

FIELD: manufacture of conventional doors, boarded doors, wood-pulp relief panels, etc. SUBSTANCE: plate products, containing fibrous material such as sawdust, chips or wood flour and thermoplastic adhesive, are provided with a relief pattern by compacting of the products on a press with a compression chamber at a pressure above 80 MPa. The thermoplastic adhesive is selected from a group including a copolymer of ethylene and vinyl acetate, copolymer of ethylene and acrylate, polyvinyl acetate and olefinic adhesive. Before pressing it is recommended to heat the plate product to 40-60 C. EFFECT: facilitated procedure. 5 cl, 2 dwg