Storage stable aqueous formulations based on N-phenyl-3,4,5,6-tetrahydrophthalimide herbicides

US6313070A · kind A · utility

Assignee

• BASF SE

Inventors

• Matthias Bratz · Schifferstadt, DE
• Rainer Berghaus · Speyer, DE
• August Wigger · Waldsee, DE
• Adolf Parg · Bad Dürkheim, DE
• Wessel Nuyken · Otterstadt, DE

Key dates

• Filing date: Jul 6, 2000
• Grant date: Nov 6, 2001
• Expiry date: Jul 6, 2020

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N43/84
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Storage-stable aqueous formulations comprising PA1 a) 0.1-60% by weight of a tetrahydrophthalimide of the formula I ##STR1## PA1 where PA2 R.sup.1 =H, F, Cl; PA2 R.sup.2 =CH.dbd.C(Cl)--CO--B or CH.dbd.C(Br)--CO--B (B=C.sub.1 -C.sub.6 -alkyl, unsubstituted or substituted OH or SH); PA3 a group OR.sup.5, SR.sup.5, COOR.sup.5, OCH.sub.2 COOR.sup.5, CH.sub.2 --CO--OR.sup.6 or (C.sub.1 -C.sub.6 -alkyl)sulfonylamino; PA2 R.sup.5 =H, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.7 -cycloalkyl, C.sub.2 -C.sub.8 -alkenyl, C.sub.2 -C.sub.6 -alkynyl, (C.sub.1 -C.sub.6 -alkoxy)carbonyl-C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -alkyloximino-C.sub.1 -C.sub.6 -alkyl PA2 R.sup.3 =Cl, CN; PA2 R.sup.6 =is H, C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.8 -alkenyl, C.sub.2 -C.sub.6 -alkynyl, C.sub.3 -C.sub.7 -cycloalkyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -alkyloximino-C.sub.1 -C.sub.6 -alkyl; PA1 b) 0.1-30% by weight of an anionic surfactant; PA1 c) 0.1-30% by weight of a non-ionic surfactant; PA1 d) 0.01-5% by weight of a thixotroping additive; PA1 e) 0-50% by weight of other herbicidal active ingredients; PA1 f) 0-20% by weight of other formulation auxiliaries, and PA1 g)…