FIELD: chemistry.
SUBSTANCE: fibrous plate contains base, consisting of at least 30 wt % vegetative fibres; substance absorbing and decomposing aldehydes, impregnating, with its further hardening, near-surface area of base from both sides, and which contains at least carbodihydroside. Said substance can impregnate only one base side. Carbodihydroside is applied on base by sputtering in form of water solution together with surface active substance.
EFFECT: obtaining fibrous plate with property of simultaneous absorbing and decomposing both formaldehyde and acetaldehyde.
13 cl, 3 dwg, 6 tbl, 3 ex
