METHOD OF MANUFACTURING FIRE-PROOF PLYWOOD Russian patent published in 1997 - IPC

Abstract RU 2080246 C1

FIELD: wood working industry. SUBSTANCE: to manufacture laminated adhesive-bonded materials, peeled birch veneer with moisture content 70-90% is impregnated in diammonium phosphate solution to 20% absorption. Impregnated veneer is then kept in pile for 2-24 h, dried, and used for gluing into plywood. EFFECT: improved procedure. 2 cl, 1 tbl

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RU 2 080 246 C1

Authors

Balakin M.I.

Birjukov V.G.

Kirillov A.N.

Mishkov S.N.

Sobolev A.V.

Dates

1997-05-27—Published

1995-05-03—Filed