AQUEOUS ADHESIVE COMPOSITION Russian patent published in 2020 - IPC C09D105/00 C09J11/04 C09J105/00 C08L97/02 B27K3/16 B32B21/04 

FIELD: woodworking industry.

SUBSTANCE: invention relates to an aqueous adhesive composition for preparing a water-based adhesive, as well as wood material made using an aqueous adhesive composition. Aqueous adhesive composition contains a saccharide which is fructose or contains a structure obtained from fructose, an ammonium salt of an inorganic acid and a metal salt, selected from sulphate, hydrosulphate, halide, phosphate, hydrophosphate and dihydrophosphate salts of potassium, calcium, sodium or magnesium.

EFFECT: aqueous adhesive composition is excellent in balance among characteristics, such as bending strength, bending strength in wet condition, water absorption and swelling in thickness and peel strength, being capable of gluing at relatively low temperature.

6 cl, 6 tbl, 35 ex