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. At least one intermediate layer of a pressed wood composite material impregnated with xanthene dye Rhodamine S is placed between the layer of barrier paper and the impregnated paper layers. The intermediate layer contains 50-75 pts.wt Juniperus sabina 'Tamafiscifolia' juniper shavings and 25-35 pts.wt Pinus nigra pine needles. 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, 1 tbl, 3 ex