Patent ID: 6500784
Filing Date: 2002-12-31
Classification: A01N

Abstract:
A herbicidal aqueous solution comprising from 30% by weight of said solution to saturation of a water soluble glyphosate salt and from 8 to 20% by weight of said solution is surfactant, said surfactant comprising from 10 to 100% by weight based on the total weight of said surfactant of an amphoteric surfactant and from 0 to 90% by weight based on the total weight of surfactant of ether carboxylate, said solution containing less than 0.035% of sodium ion, andwherein said amphoteric surfactant has the formula RCONH(CH2)nN+R12CH2CO2âˆ’ where R is an alkyl, alkenyl or alkyl phenyl group having 6 to 20 aliphatic carbon atoms and each R1 is an alkyl or hydroxyalkyl group having from 1 to 4 carbon atoms and n is an integer from 2 to 4.