The gel of soy protein gives it high viscosity,elasticity and plasticity,the adhesive makes with the formation of soy protein will not release formaldehyde or other harmful gases,it is a high-environment-protection adhesive.But ordinary adhesive soybean is poor in water resistance,low in adhesive strength,poor in corrosion resistance,and easy to be biodegradation,so it should be modified with the view to improving water resistance and the adhesive strength.Modification methods commonly used include physical...