Reverse printed high-pressure laminates

Details Reverse printed high-pressure laminates Reverse printed high-pressure laminates

B - Operations, Transporting

32

B

154/100

B32B 29/06 (2006.01) B32B 27/04 (2006.01) B32B 29/00 (2006.01) B44C 5/04 (2006.01)

Patent

CA 1077818

REVERSE PRINTED HIGH-PRESSURE LAMINATES ABSTRACT OF THE DISCLOSURE A patterned, decorative laminate is made by: (1) preparing a core layer, comprising a plurality of fibrous sheets impregnated with a resinous material, (2) placing on top of the core, at least one unfilled kraft paper barrier sheet, impregnated with at least 30 weight percent of an aminotriazine-aldehyde, urea-aldehyde, thiourea-aldehyde or unsaturated polyester resin, (3) placing on top of the impregnated barrier sheet, an unfilled protective sheet, impregnated with an aminotriazine-aldehyde, urea-aldehyde, thiourea-aldehyde or unsaturated polyester resin, the protective sheet having a design printed on the bottom surface facing the barrier sheet, the design covered with colored pigmented material, and (4) heat and pressure consolidating the sheets into a unitary, bonded laminate.

257074

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