METHOD OF PRODUCING WOOD LAMINAR MATERIALS IN USING FAST-CURING GLUES AT AMBIENT TEMPERATURE Russian patent published in 2011 - IPC B32B21/04 C09J5/00 C09J5/04 B32B21/00 B32B21/13 B32B27/00 B32B37/00 

Abstract RU 2413614 C2

FIELD: process engineering.

SUBSTANCE: invention relates to woodworking. Proposed method comprises pressing the stack of two or more boards wherein every board has surface layer and base layer. Surface layer side stays in contact with base layer side. Aforesaid sides in contact have fast-curing glue arranged there between that comprises(a) emulsion polymer selected from the group consisting of latex of butadiene-styrene rubber, latex of modified butadiene-styrene rubber, polyvinyl acetate, ethylene vinyl acetate and combination thereof, and (b) cross-linking compound. Pressing consist in application of uniform pressure to the stack, perpendicular to its surface, at ambient temperature for time equal to, at least 0.1 min, without hot pressing.

EFFECT: pressing of wood lamina materials at ambient temperature using glues not containing formaldehydes.

19 cl, 12 ex, 3 tbl, 3 dwg

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RU 2 413 614 C2

Authors

Chzheng Tszun

Pejton Ehrl

Rid Kristofer

Niekarts Gregori F.

Dates

2011-03-10Published

2006-11-06Filed