Synergistic herbicide/insecticide composition containing certain pyridine carboxylic acids and certain insecticides

• US 8,598,084 B2
• Filed: 02/17/2011
• Issued: 12/03/2013
• Est. Priority Date: 02/19/2010
• Status: Active Grant

• Current Assignee: Corteva Agriscience LLC (Corteva, Inc.)
• Original Assignee: Dow Agrosciences LLC (Corteva, Inc.)
• Inventors: Satchivi, Norbert M., Schmitzer, Paul R.
• Primary Examiner(s): Pak, John
• Assistant Examiner(s): Holt, Andriae M
• Application Number:
  US13/029,160
• Publication Number:
  US 20110207606A1
• Time in Patent Office: 1,020 Days
• Field of Search: 504/105, 504/118, 504/130, 424/405, 514/75, 514/79, 514/109, 514/122, 514/124, 514/132, 514/277, 514/521, 514/531, 514/708, 514/121, 514/156, 514/272, 514/354, 514/355, 514/519
• US Class Current: 504/118
• CPC Class Codes: A01N 2300/00 Combinations or mixtures of active ingredients covered by classes A01N27/00 - A01N65/48 with other active or formulation relevant ingredients, e.g. specific carrier materials or surfactants, covered by classes A01N25/00 - A01N65/48
• CPC Class Codes: A01N 25/32 Ingredients for reducing the noxious effect of the active substances to organisms other than pests, e.g. toxicity reducing compositions, self-destructing compositions
• CPC Class Codes: A01N 37/44 containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
• CPC Class Codes: A01N 43/40 six-membered rings
• CPC Class Codes: A01N 43/42 condensed with carbocyclic rings
• CPC Class Codes: A01N 47/18 containing a —O—CO—N< group, or a thio analogue thereof, directly attached to a heterocyclic or cycloaliphatic ring
• CPC Class Codes: A01N 47/40 the carbon atom having a double or triple bond to nitrogen, e.g. cyanates, cyanamides
• CPC Class Codes: A01N 53/00 Biocides, pest repellants or attractants, or plant growth regulators containing cyclopropane carboxylic acids or derivatives thereof
• CPC Class Codes: A01N 57/12 containing acyclic or cycloaliphatic radicals
• CPC Class Codes: A01N 57/16 containing heterocyclic radicals

Abstract

An herbicide/insecticide composition containing (a) a pyridine carboxylic acid component and (b) an insecticide component provides synergistic control of selected weeds.

Claims

1. A synergistic herbicide/insecticide mixture comprising an herbicidally effective amount of (a) a pyridine carboxylic acid herbicide of the formula

2. The mixture of claim 1, wherein (b) is chlorpyrifos, and the weight ratio of (a) to (b) is from 8.75:

60 to 35;

60.

3. The mixture of claim 1, wherein (b) is cyfluthrin, and the weight ratio of (a) to (b) is from 8.75:

3.75 to 35;

3.75.

4. The mixture of claim 1, wherein (b) is lambda-cyhalothrin, and the weight ratio of (a) to (b) is from 7:

1 to 28;

1.

5. The mixture of claim 1, wherein (b) is cypermethrin, and the weight ratio of (a) to (b) is from 1.4:

1 to 5.6;

1.

6. The mixture of claim 1, wherein (b) deltamethrin, and the weight ratio of (a) to (b) is from 7:

1 to 28;

1.

7. The mixture of claim 1, wherein (b) is dimethoate, and the weight ratio of (a) to (b) is from 8.75:

170 to 35;

170.

8. The mixture of claim 1, wherein (b) is flonicamid, and the weight ratio of (a) to (b) is from 1:

2 to 1;

0.5.

9. The mixture of claim 1, wherein (b) is tau-fluvalinate, and the weight ratio of (a) to (b) is 17.5:

48.

10. The mixture of claim 1, wherein (b) is pirimicarb, and the weight ratio of (a) to (b) is 1:

1 to 1;

4.

11. The mixture of claim 1, wherein (b) is malathion, and the weight ratio of (a) to (b) is 1:

8 to 1;

32.

12. The mixture of claim 1, wherein (b) is sulfoxaflor, and the weight ratio of (a) to (b) is 1.4:

1 to 5.6;

1.

13. The mixture of claim 1, wherein (b) is bifenthrin, and the weight ratio of (a) to (b) is from 8.75:

1.6 to 35;

1.6.