BIOCIDE COMPOSITIONS Russian patent published in 2018 - IPC A01N43/28 A01N33/02 A01N59/26 

FIELD: biochemistry.

SUBSTANCE: invention relates to biocides. Biocidal composition includes: an imidazoline compound, a quaternary amine and a phosphonium compound, wherein the imidazoline compound has the formula (I), (II) or (III)

,

where each of R¹, R⁴ and R⁵ are independently selected from hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, aryl, heteroaryl and heterocycle, said alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, aryl, heteroaryl and heterocycle, each independently, in each case, unsubstituted or substituted with 1 to 3 substituents, independently selected from halogen, -COR⁶, -CO₂R⁷, -SO₃R⁸, -PO₃H₂, -CON(R⁹)(R¹⁰), -OR¹¹ and -N(R¹²)(R¹³); R² means a radical derived from a fatty acid; each of R³ and R^x is independently selected from the radical formed by the unsaturated acid; each of R⁶, R⁷, R⁸, R⁹, R¹⁰ and R¹¹ independently, in each case, is selected from hydrogen, alkyl and alkenyl; each of R¹² and R¹³ independently of each case, is selected from hydrogen, alkyl, -COR¹⁴, -CO₂R¹⁵, -alkyl-COR¹⁶ and -alkyl-CO₂R¹⁷; and each of R¹⁴, R¹⁵, R¹⁶ and R^17th independently, in each case, is selected from hydrogen, alkyl and alkenyl.

EFFECT: invention increases efficiency of composition.

23 cl, 7 dwg, 2 tbl, 6 ex