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

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, and at least one intermediate layer of a pressed wood composite material impregnated with xanthene dye Rhodamine S, placed between the layer of barrier paper and the impregnated paper layers. The wood composite material contains the following components, pts.wt: Juniperus communis 'Hibernica' juniper shavings 50-75; Pinus nigra pine needles 25-35. Other versions of ratios of components of the wood composite material are also disclosed.

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

3 cl