Formaldehyde-free anion shaving board

The invention discloses a formaldehyde-free anion shaving board. A core layer is prepared from, by weight, 30-40 parts of hardwood fibers and 60-70 parts of poplar fibers; the auxiliary materials of the core layer comprise 13-15 parts of MDI (diphenylmethane diisocyanate), 3-3.5 parts of paraffin and 3-3.5 parts of a curing agent; the formula of the surface layer comprises the following components in parts by weight: 30-40 parts of hardwood fibers and 60-70 parts of poplar fibers; the surface layer auxiliary material comprises 10-13 parts of MDI (diphenylmethane diisocyanate), 3-3.5 parts of a thickening agent, 4-4.5 parts of liquid paraffin and 5-6 parts of negative ion powder; 1-2 parts of a release agent; the invention has the advantages that: due to the adoption of MDI, no formaldehyde is released; and the added negative ion powder can release negative oxygen ions beneficial to human health, and has a certain bactericidal effect. 本发明公开一种无醛负离子刨花板,芯层配方按重量比计：硬杂木纤维30-40，杨木纤维60-70；芯层辅料为：MDI二苯基甲烷二异氰酸酯13-15，石蜡3-