Pesticidal compositions containing rosemary oil and wintergreen oil

a technology of rosemary oil and composition, applied in the field of pesticide composition, can solve the problems of reducing crop quality, reducing crop yield, and reducing crop losses

Inactive Publication Date: 2011-03-24
ECOSMART TECH INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0016]It is a further object to provide a safe, pesticidal composition and method that will not harm mammals or the environment.
[0017]It is still another object to provide a pesticidal composition and method that has a pleasant scent, but is not too strong or lingering, and that can be applied without burdensome safety precautions.
[0018]It is still another object to provide a pesticidal composition and method as described above which can be inexpensively produced or employed.
[0019]It is still another object to provide a pesticidal composition and method as described above which can be used indoors and outdoors and will not soften, dissolve, or otherwise adversely affect treated surfaces.
[0021]It is still another object to provide a pesticidal compostioin that is non-phytotoxic and can be safely applied to economically valuable plants or crops.
[0025]It is yet another object of the invention to provide a pesticidal composition and method to provide quick knockdown and kill of invertebrate pests, particularly in household applications.

Problems solved by technology

These and other pests have annually cost humans billions of dollars in crop losses in the case of agricultural pests and in the expense of keeping them under control.
For example, the losses caused by pests in agricultural environments include decreased crop yield, reduced crop quality, and increased harvesting costs.
However, it has become increasingly apparent that the widespread use of synthetic chemical pesticides has caused detrimental environmental effects that are harmful to humans and other animals.
For instance, the public has become concerned about the amount of residual chemicals that persist in food, ground water and the environment, and that are toxic, carcinogenic or otherwise incompatible to humans, domestic animals and / or fish.
As a result, elimination of effective pesticides from the market has limited economical and effective options for controlling pests.
However, these plant essential oils when used alone can be expensive, impractical or ineffective under certain circumstances.

Method used

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  • Pesticidal compositions containing rosemary oil and wintergreen oil
  • Pesticidal compositions containing rosemary oil and wintergreen oil
  • Pesticidal compositions containing rosemary oil and wintergreen oil

Examples

Experimental program
Comparison scheme
Effect test

example 1

Pesticidal Effects of Rosemary Oil and Wintergreen Oil

[0084]Studies were conducted to evaluate the individual toxicity, in terms of speed of action and mortality, of rosemary oil and wintergreen oil against American cockroaches, and then a blend of these two oils to determine if similar toxic effects could be obtained using a proprietary blend that was less expensive to produce and easier to employ in different end-use formulations. Methyl salicylate was used as wintergreen oil. American cockroaches were confined under a screened cap and then sprayed with approximately 3.7 grams of each test chemical using a trigger sprayer. Immediately after spraying, the insects were released into a large plastic container and observed for signs of toxicity. Three American cockroaches were used in each experiment. The times for immobilization (IM), knockdown (KD), and mortality were recorded for each test insect. An untreated control was provided. No mortality was observed in the control.

IMKDMorta...

example 2

Pesticidal Effects of Rosemary Oil and Wintegreen Oil with Mineral Oil Against Plant Pests

[0086]A formulation (DR-A-034) consisting of 5% w / w rosemary oil, 22.5% w / w wintergreen oil, 22.5% w / w mineral oil, 0.5% w / w lecithin (emulsifier), and 49.5% w / w water was prepared and labeled Hexacide™. Hexacide™ was applied in dilute form at different rates per acre to the pests itemized below in various greenhouse and field studies. In all of these studies, positive controls consisting of conventional pesticides were utilized for comparative efficacy. In laboratory and greenhouse tests, the following exemplary pests were successfully controlled with HEXACIDE™.

Common NameScientific NameBoll WeevilAnthonomus grandisColorado Potato BeetleLeptinotarsa decemlineataGreen Peach AphidMyzus persicaePotato AphidMacrosiphum euphorbiaeStrawberry AphidChaetosiphos fragaefoliiWestern Flower ThripsFrankinelli occidentalisTwo Spotted SpidermiteTetranychus urticaeBeet ArmywormSpodoptera exiguaBlackheaded Fir...

example 3

Pesticidal Effects Against Household Pests

[0099]Multiple studies were completed over the course of several months utilizing rosemary oil and wintergreen oil with and without various diluents as well as conventional pesticides. Insects were observed for immobilization (IM), knockdown (KD), and mortality. Special focus was given to speed of action of the test chemicals and ratios involved therein. Methyl salicylate (MS) was used as wintergreen oil.

[0100]A) Effect on American Cockroaches 24 hrs after arriving from supplier. Test procedure: Cockroaches are held under screened-cap for spray and then released in open container. Administered 4 squeezes of trigger spray (approximately 3 grams) of test chemical to insect unless otherwise noted. Insects are monitored for knockdown and mortality. Three insects were used per test chemical. EcoPC® AC™ M was utilized as a positive control.

[0101]Untreated controls were also utilized. No mortality was observed in the untreated controls. Results are...

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PUM

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Abstract

Pesticidal compositions containing rosemary oil and / or wintergreen oil and methods for using same are disclosed.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS[0001]This application is a divisional and claims the benefit of U.S. application Ser. No. 11 / 746,927, filed May 10, 2007, which is a continuation of U.S. application Ser. No. 10 / 014,797, filed Dec. 14, 2001, which (1) is a continuation-in-part of U.S. application Ser. No. 09 / 604,082, filed Jun. 27, 2000, which claims the benefit of U.S. Provisional Application Ser. No. 60 / 140,845, filed Jun. 28, 1999, the entire disclosure of which is incorporated herein by reference, (2) is a continuation-in-part of U.S. application Ser. No. 09 / 505,680, filed Feb. 17, 2000, the entire disclosure of which is incorporated herein by reference and (3) is a continuation-in-part of U.S. application Ser. No. 09 / 340,391, filed Jun. 28, 1999, which in turn claims the benefit of U.S. Provisional Patent Application No. 60 / 094,463, filed Jul. 28, 1998, U.S. Provisional Patent Application Ser. No. 60 / 100,613, filed Sep. 16, 1998, and U.S. Provisional Patent Application Se...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): A01N65/22A01N65/00A01P15/00A01N31/04A01N31/08A01N31/14A01N31/16A01N37/02A01N37/32A01N43/30A01N49/00A01N53/00A01N61/00A61K36/534A61K36/61
CPCA01N31/04A01N25/32A01N31/14A01N31/16A01N37/02A01N37/32A01N43/30A01N49/00A01N53/00A01N61/00A01N65/00A01N31/08A01N65/22A01N65/16A01N2300/00Y02A50/30A01N25/02A01N37/40A01N61/02A01N65/28A01N65/08A01N65/18A01N65/20A01N65/24A01N65/44
Inventor BESSETTE, STEVEN M.LINDSAY, A. DAVIDENAN, ESSAM E.
Owner ECOSMART TECH INC
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