Patent ID: 7803738

Claim:
A concentrated herbicide formulation of 2,4-D acid ((2,4-dichlorophenoxy) acetic acid), said formulation being non-volatile, stable at temperatures of −8±2° C., and soluble in water, characterized in that it comprises: 45 to 75% w/v of 2,4-D acid salt in the form of a mixture of diethanolamine or triethanolamine and dimethylamine water soluble salts; 1 to 40%, w/v of a humectant selected from the group consisting of ethoxylated fatty amines with 15 moles of ethylene oxide or dimethyl laurilamine oxide; 0.1 to 20%, w/v of ethylenylycol as an antifreeze agent; 0.01 to 0.5%, w/v of silicon oil as an antifoaming agent; and the rest being water.