USE OF POLYAMINE-CONTAINING WOOD MATERIALS TO REDUCE FORMALDEHYDE CONTENT IN AMBIENT AIR

摘要

FIELD: chemistry.;SUBSTANCE: wood materials (i) contain polyamine as binder or binder different from polyamine. The wood materials additionally have polyamine inside or on their outer layer and the polyamine has average molecular weight of not less than 500 g/mol and has at least 6 primary or secondary amino groups per molecule of polyamine.;EFFECT: reduction of formaldehyde in ambient air.;6 cl, 1 tbl, 5 ex