PAPER LAMINATE (VERSIONS) Russian patent published in 2014 - IPC B32B23/06 B32B5/16 

FIELD: chemistry.

SUBSTANCE: paper laminate includes a pressed stack of sheet layers of kraft paper impregnated with MMFP resin, zinc borate solution as a smoke suppressant, at least one layer of barrier paper. At least one intermediate layer of a pressed wood composite material impregnated with xanthene dye Rhodamine S is placed between the protective layer and the impregnated paper layers. The intermediate layer includes J. virginiana 'Kobold' juniper shavings and Pinus koraiensis pine needles.

EFFECT: wider range of materials for producing paper laminates and low smoke emission in case of fire.

3 cl, 1 tbl