CN100361581C - White ant killing emulsion - Google Patents
White ant killing emulsion Download PDFInfo
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- CN100361581C CN100361581C CNB031414192A CN03141419A CN100361581C CN 100361581 C CN100361581 C CN 100361581C CN B031414192 A CNB031414192 A CN B031414192A CN 03141419 A CN03141419 A CN 03141419A CN 100361581 C CN100361581 C CN 100361581C
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- termite
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- poisoning
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Abstract
The present invention relates to a termite poisoning emulsion which belongs to the technical field of a medicament for preventing and controlling termites. The present invention is characterized in that the termite killing emulsion comprises 0.2 to 0.5% of ivermectin, 2 to 5% of laurocapram, 5 to 10% of emulsifying agents, and solvent as the rest. By a toxicity test, the median lethal dose of the effective medicament of the termite poisoning emulsion respectively is 0.00233 microgram/odontotermes termite, 0.0044 microgram/eastern subterranean termite, 0.03 microgram/coptotermes termite, and the toxicity of the termite killing emulsion is higher than that of chlordane, durshan, etc. By a test, the present invention has a high stomach toxicity function for termites, the LD50 of the effective medicament of the present invention is 2.8246 microgram/eastern subterranean termite, and the LD50 of the effective medicament is 2.82 microgram/coptotermes termite. The existing high-residue poisoning preparation can be completely replaced by the termite poisoning emulsion which has good termite killing effect, no environment pollution and high safety.
Description
[technical field]
The invention belongs to termite control medicament technical field, specifically be meant a kind of White ant killing emulsion.
[background technology]
Termite is listed in one of worldwide five major pests by international insect tissue, and its harm relates to the every field of national economy, invades and harasses the eating of people, wears, lives, OK.According to according to a preliminary estimate, China is annual because the loss that termite damage caused is no less than 10,000,000,000 yuan approximately.The types of drugs of existing termite control is many and mix, and as Niran, mirex, poison upright stone tablet, chloro fat sulfonamide, second ethanol borate ester quinones etc. with poison, except Niran and mirex, the other medicines effect of controlling termite of going out is not ideal.And at present domestic organochlorine insecticide with the poisoning of accumulation property commonly used and violent plain agent of arsenic and the organophosphorus insecticide of toxicity, the effect of controlling termite though go out is better, but it is healthy that long-term use influences people, more seriously environment is caused foul pollution, the part medicament has been forbidden or has been about to by national governments forbidding.Given this, applicant 1999 once with regard to denomination of invention be termite poisoning agent the innovation and creation application patent of invention, its number of patent application is: 99125337.X.It is to adopt Avermectin or ivermectin as effectively killing the ant medicament that this patent application is mainly conceived, and forms a kind of technical scheme of termite poisoning agent with relevant additive compatibility.Owing to be in the preliminary research stage at that time, configuration proportion to main medicament only rests on a scope roughly, do not develop concrete, effective set of dispense ratio, relevant auxiliary agent is not specifically defined yet, therefore can't reach desirable result of use fully, also have the drug effect instability in actual use, the problems such as toxic action imbalance to the variety classes termite are unfavorable for further applying of this product.
[summary of the invention]
The objective of the invention is to overcome the defective that exists in the prior art, adopt ivermectin, and its configuration proportion and relevant auxiliary agent are further studied and choose reasonable, a kind of technical scheme of White ant killing emulsion is provided as effective ant medicament that kills.
Described White ant killing emulsion, it is characterized in that containing ivermectin: 0.2-0.5%, azone: 2-5%, emulsifier: 5-10%, surplus is a solvent, described emulsifier is an alkylphenol polyoxyethylene, described solvent be following one or more: dimethylformamide, ethanol, ethylene glycol.
Described White ant killing emulsion is characterized in that containing ivermectin: 0.2-0.4%, azone: 2-4%, emulsifier: 5-8%.
Described White ant killing emulsion is characterized in that containing ivermectin: 0.3-0.5%, azone: 3-5%, emulsifier: 7-10%.
Described White ant killing emulsion is characterized in that containing ivermectin: 0.3-0.4%, azone: 3-4%, emulsifier: 6-8%.
Described White ant killing emulsion is characterized in that described solvent is a dimethylformamide.
The proportioning that present patent application relates to is a weight percentage.
Through toxicity test, its effective agent of this White ant killing emulsion is respectively 0.00233 microgram/every worm, 0.0044 microgram/every worm, 0.03 microgram/every worm to the lethal dose of 50 of three kinds of common termite Odontotermes formosanuss, eastern subterranean termite, coptotermes formosanus, than Niran, poison upright stone tablet etc. with poison termite is had stronger virulence.By test, termite is had very strong stomach poison function, its effective agent is to the LD of eastern subterranean termite
50Be 2.8246 micrograms/every worm, to the LD of coptotermes formosanus
50It is 2.82 micrograms/every worm.This White ant killing emulsion is alternative existing high residue poisoning agent fully, has the good ant effect of going out, and non-environmental-pollution, and is safe in utilization.
[embodiment]
Prescription 1: ivermectin: 0.2%, azone: 2%, emulsifier: 5%, surplus is a dimethylformamide.
Prescription 2: ivermectin: 0.3%, azone: 3%, emulsifier: 8%, surplus is an ethanol.
Prescription 3: ivermectin: 0.4%, azone: 4%, emulsifier: 10%, surplus is an ethylene glycol.
By the said components proportioning, adopt common process fully to mix, after testing, packing gets final product.The emulsifier that present embodiment adopts is OP-18 or OPE-3, because of production technology belongs to existing known technology, no longer is described in detail at this.Relevant experimental results is as follows:
(1) test method
1. the pesticide-clay mixture method is surveyed contact toxicity
In the culture dish of Φ 7cm, put 10g and be stored in the dry fine sand of 40 ℃ of mistake 60 purposes, add 2mL soup or distilled water, abundant then mixing, and be paved into an even thin layer.In soup when preparation, be diluted to 0.15625,0.625,2.5,10,40 and six concentration of 160mg/L with distilled water with 0.2% White ant killing emulsion, is contrast with the distilled water of adding medicine not, totally 7 processing, and every processing repeats 3 times.Every ware is put into 30 of the adult termites (wherein worker ant is 29,1 of soldier ant) of big or small uniformity, adds a cover under the constant temperature that is placed on 25 ℃, the dark condition.Regularly observe, write down poisoning, the death condition of termite every day.Handle after 48 hours, every ware is put into the filter paper of 1/16 Φ 9cm, and filter paper soaks with the degree of being that do not drip.
2. filter paper method is surveyed contact and stomach poison activity
In the culture dish of Φ 5cm, shop 3g is stored in the dry fine sand of 40 ℃ of mistake 60 mesh sieves, makes it moistening with 1mL distilled water, puts into the filter paper that 1/24 Φ 7cm has been soaked with soup or distilled water then, and filter paper soaks with the degree of being that do not drip.Soup when preparation, with 0.2% White ant killing emulsion with distilled water be made into 0.064,0.32,1.6,8,40,200, seven concentration of 1000mg/L, be contrast with the distilled water of adding medicine not, totally 8 processing, every processing repeats 3 times.Every ware is put into 30 of termites, adds a cover under the constant temperature that is placed on 25 ℃, the dark condition.Regularly observe, write down the poisoning situation of termite every day.
3. pesticide-clay mixture post method is surveyed and is tagged and repellent activity
The dry soil that title 60g is stored in 40 ℃ of mistake 20 mesh sieves adds 12mL soup or distilled water in the beaker of 500ml, abundant mixing, and with the hollow glass-tube middle part of its long 25cm that packs into, internal diameter 2.3cm, compacting forms the long pesticide-clay mixture post of about 9.5cm.Respectively add 7% agar 5ml (thick about 1cm) then at the two ends of pesticide-clay mixture post.After the agar cooling, put the wet filter paper of 30 eastern subterranean termite worker ants and 1/16 Φ 9cm at pesticide-clay mixture post one end, the other end is put a 1cm
3About wet wooden unit.For termite-proof escape and filter paper and wooden unit moisture content scatter and disappear too fastly, glass-tube two has the plastic foil of three breeder tubes to seal with bundle.Make the used liquor strength of pesticide-clay mixture post and be respectively 0.0390625,0.15625,0.625,2.5,10 and 40mg/L, contrast and be distilled water, test totally seven processing, three repetitions of every processing.The test glass-tube places 25 ℃ of constant temperature, dark condition to cultivate down.The survival of regular check every day termite, and measure its vertical range of ant road front end of building in the pesticide-clay mixture post from the top soil surface, observe 9 days altogether.
(1) test result and conclusion
1. White ant killing emulsion is to the contact toxicity of eastern subterranean termite
Table 1 is the tag toxicity of different disposal time White ant killing emulsion to eastern subterranean termite.
Table 1: different disposal time White ant killing emulsion is to dense in the causing death of eastern subterranean termite
| Processing time (h) | LC 50Value (mg/L) | 95% confidence interval (mg/L) | LC 95Value (mg/L) | 95% confidence interval (mg/L) | The b value |
| 12 24 48 72 96 | 12629 112.9 33.9 21.8 10.4 | 89.7-9419 85.3-140.6 28.4-40.6 17.7-26.9 8.4-13.1 | 1908442 856.9 153.6 174.0 101.8 | 122.2-93127 389.2-1366 104.9-200.6 108.8-243.2 63.7-143.6 | 0.76 1.87 2.50 1.82 1.66 |
Table 1 is the result show, the eastern subterranean termite worker ant is after creeping 4 days on the sandy soil of chemicals treatment, White ant killing emulsion is 10.4mg/L (ppm) to its lethal concentration of 50, and deadly 95% concentration is 101.8mg/L (ppm), illustrates that eastern subterranean termite is responsive to this medicament.
2. White ant killing emulsion tagging and stomach poison activity to eastern subterranean termite
Table 2 is to soak White ant killing emulsion that the medicine method records different disposal time tagging and stomach poison activity to eastern subterranean termite with filter paper.
Table 2: filter paper soaks medicine when feeding different disposal time White ant killing emulsion is to the lethal concentration of 50 of eastern subterranean termite
| Processing time (h) | LC 50Value (mg/L) | 95% confidence interval (mg/L) | LC 95Value (mg/L) | 95% confidence interval (mg/L) | The b value |
| 48 72 96 | 722.3 54.0 18.5 | 522.1-922.0 37.8-74.8 13.8-24.4 | 6713 1377 291.7 | 2433-11072 598.2-2497 137.4-489.1 | 1.70 1.17 1.37 |
Table 2 shows, based on get the food and have under the situation of a small amount of contact, during a little less than direct contact, its lethal concentration of 50 to the eastern subterranean termite worker ant is 18.5mg/L (ppm) to White ant killing emulsion to the toxic effect of eastern subterranean termite, and 95% the concentration of causing death is 291.7mg/L (ppm).Illustrate that medicament is slower to the action effect of eastern subterranean termite, but effect is better.
3. White ant killing emulsion tagging and repellent activity to eastern subterranean termite
To be eastern subterranean termites at the variable concentrations soup handle in the soil table 3 builds the vertical range of ant road from starting point every day.The result shows, under the strip spare, when the concentration of effective composition reaches 10mg/L (ppm), eastern subterranean termite is substantially built the ant road in pesticide-clay mixture; When concentration was 2.5mg/L (ppm), its length of building the ant road also had only 0.8cm; When concentration was 0.625mg/L (ppm), it also can only build the ant road of 4.9cm.
Table 3: different disposal time eastern subterranean termite is handled building situation in ant road in the soil at each concentration White ant killing emulsion
| Processing time (d) | Handle liquor strength (mg/L) | ||||||
| 0 | 0.0390625 | 0.15625 | 0.625 | 2.5 | 10 | 40 | |
| 1 2 3 4 5 6 7 8 | 1.7±2.4 * 4.6±3.6 8.8±0.9 9.5±0.2 9.5±0.2 9.5±0.2 9.5±0.2 9.5±0.2 | 2.0±2.9 3.8±4.2 6.6±2.7 8.6±1.2 9.5±0.1 9.5±0.1 9.5±0.1 9.5±0.1 | 4.0±2.5 7.6±2.1 9.2±0.4 9.5±0.1 9.5±0.1 9.5±0.1 9.5±0.1 9.5±0.1 | 0.9±1.3 1.0±1.4 3.1±2.6 3.8±3.3 3.8±3.3 4.6±2.4 4.6±2.4 4.9±2.3 | 0.8±1.0 0.8±1.0 0.8±1.0 0.8±1.0 0.8±1.0 0.8±1.0 0.8±1.0 0.8±1.0 | 0.1±0.1 0.1±0.1 0.1±0.1 0.1±0.2 0.1±0.2 0.1±0.2 0.1±0.2 0.1±0.2 | 0 0 0 0 0 0 0 0 |
| 9 | 9.5±0.2 | 9.5±0.1 | 9.5±0.1 | 4.9±2.3 | 0.8±1.0 | 0.1±0.2 | 0 |
*Mean ± standard deviation
Claims (5)
1. White ant killing emulsion, it is characterized in that containing the component of following weight percent, ivermectin: 0.2-0.5%, azone: 2-5%, emulsifier: 5-10%, surplus is a solvent, and described emulsifier is an alkylphenol polyoxyethylene, described solvent be following one or more: dimethylformamide, ethanol, ethylene glycol.
2. White ant killing emulsion as claimed in claim 1 is characterized in that containing ivermectin: 0.2-0.4%, azone: 2-4%, emulsifier: 5-8%.
3. White ant killing emulsion as claimed in claim 1 is characterized in that containing ivermectin: 0.3-0.5%, azone: 3-5%, emulsifier: 7-10%.
4. White ant killing emulsion as claimed in claim 1 is characterized in that containing ivermectin: 0.3-0.4%, azone: 3-4%, emulsifier: 6-8%.
5. White ant killing emulsion as claimed in claim 1 is characterized in that described solvent is a dimethylformamide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031414192A CN100361581C (en) | 2003-07-01 | 2003-07-01 | White ant killing emulsion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031414192A CN100361581C (en) | 2003-07-01 | 2003-07-01 | White ant killing emulsion |
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| Publication Number | Publication Date |
|---|---|
| CN1478395A CN1478395A (en) | 2004-03-03 |
| CN100361581C true CN100361581C (en) | 2008-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031414192A Expired - Fee Related CN100361581C (en) | 2003-07-01 | 2003-07-01 | White ant killing emulsion |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299597A (en) * | 1999-12-10 | 2001-06-20 | 德清县白蚁防治研究所 | Termite poisoning agent |
| JP2003064082A (en) * | 2001-08-29 | 2003-03-05 | Sankyo Co Ltd | Avermectin derivative |
-
2003
- 2003-07-01 CN CNB031414192A patent/CN100361581C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299597A (en) * | 1999-12-10 | 2001-06-20 | 德清县白蚁防治研究所 | Termite poisoning agent |
| JP2003064082A (en) * | 2001-08-29 | 2003-03-05 | Sankyo Co Ltd | Avermectin derivative |
Non-Patent Citations (1)
| Title |
|---|
| 阿维菌素对黄胸散白蚁Reticulitermes speratus的毒效. 莫建初等.农药学学报，第4卷第4期. 2002 * |
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| CN1478395A (en) | 2004-03-03 |
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Granted publication date: 20080116 Termination date: 20110701 |