HERBICIDAL SUSPENSION-EMULSION CONCENTRATE Russian patent published in 2003 - IPC

FIELD: plant protection. SUBSTANCE: concentrate contains trifluralin, i.e. 2,6-dinitro-N,N-dipropyl- 4-trifluoromethylaniline, emulsifier: oxyethylated alkylphenol or oxyethylated synthetic fatty acid, or its ethanolamide, and hydrocarbon solvent. Trifluralin is preliminarily adsorbed on carbon white or kaolin, or silica powder and fixed by means of film-forming material. Concentrate further contains mineral oil: industrial oil, oil for synthetic fibers, spindle oil, or transformer oil. Components are used in following proportions, wt %: trifluralin 13-30, emulsifier 15-20, adsorbent 9-13, film- forming material 1.5-2.6, mineral oil 15-39, solvent - the balance. EFFECT: lowered volatility of trifluralin and increased its activity. 2 tbl, 12 ex