Patent number: 6383987
Abstract: A substantially water-free formulation of crop protection agents, comprising essentially
a) a cyclohexenone oxime ether of the formula I
where
R1=ethyl, propyl;
R2=hydrogen or an equivalent of an agriculturally useful cation;
R3=2-(thioethyl)propyl, tetrahydrothiopyran-3-yl, tetrahydrothiopyran-4-yl, tetrahydropyran-3-yl, tetrahydropyran-4-yl, 1-(methylthio)cyclopropyl, 5-(isopropyl)isoxazol-3-yl, 2,5-dimethylpyrazol-3-yl, 2,4,6-trimethylphenyl or 2,4,6-trimethyl-3-butyrylphenyl;
R4, R5=H, CH3, CO—OCH3;
Alk=CH2CH2, CH2CH(CH3), CH2CH═CH, CH2CH═C(Cl), CH2CH2CH═CH;
R6=H, phenyl, halophenyl, dihalophenyl, phenoxy, halophenoxy, dihalophenoxy;
b) N-phosphonamethylglycine, or an ester or salt thereof, DL-homoalanin-4-yl(methyl)phosphinic acid or its ammonium salt;
c) from 20 to 80% by weight of an aprotic or weakly protic solvent in which the components a) and b) are suspended;
d) if desired emulsifiers, surfactants, sur
Type:
Grant
Filed:
August 2, 2001
Date of Patent:
May 7, 2002
Assignee:
BASF Aktiengesellschaft
Inventors:
Jürgen von der Heyde, Reiner Kober, Matthias Bratz, Rainer Berghaus, Karl-Friedrich Jäger, Jürgen Fries, Adolf Parg