CN1156536A - Suspension of pyridaben clofentezine compound pesticide - Google Patents
Suspension of pyridaben clofentezine compound pesticide Download PDFInfo
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- CN1156536A CN1156536A CN 96101100 CN96101100A CN1156536A CN 1156536 A CN1156536 A CN 1156536A CN 96101100 CN96101100 CN 96101100 CN 96101100 A CN96101100 A CN 96101100A CN 1156536 A CN1156536 A CN 1156536A
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- mite
- pyridaben
- suspending agent
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- defoamer
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Abstract
A suspension as compound agricultural chemical is prepared from pyridazinone, tetrazine-type miticide, wetter/disperser, thickening agent, antifreezing agent, defoamer and water through crushing, homogenization, dispersing, etc. and features higher bioactivity, and high effect and durability. It has synergistic function to prevent and eliminate agricultural harmful mites, especially the fruit tree mites.
Description
What the present invention relates to is to be the miticide of effective ingredient with pyridaben and four mite piperazines, add wetting/dispersant, antifreezing agent, defoamer, thickener and water, make the high dispersive stable suspension through pulverizing, homogenizing dispersing technology, belong to pesticides new formulation and preparing technical field thereof.
(Suspension Comcentrate, SC), past attempts claims colloidal suspending agent to suspending agent.Suspending agent is that the former powder of water-fast agricultural chemicals and various auxiliary agent are dispersed in the water and the high dispersive stable suspension that forms through case of wet attrition.The advantage of this formulation is to be medium with water, does not have dust during processing, and to operator and Environmental security, the medicine grain is thinner than wetting powder, and higher biologically active is arranged, and with the advantage of missible oil and wetting powder, and has overcome each other deficiency.It is one of direction of formulations of pesticide development.
The agricultural chemicals mix preparation has increases drug effect, reduce cost, the expanding prevention spectrum, save multiple functions such as labour, delaying drug resistance, all these is proved by a large amount of research institutes of domestic and international expert, therefore, the agricultural chemicals mix preparation is the another importance of pesticide processing development.
The appearance of pesticides new formulation is for human prevention and elimination of disease and pests practical activity provides more choices.Such as, expansion along with the planting fruit trees area, multiple harmful mite has become the primary pest that has a strong impact on such as output of the fruit tree such as apple, hawthorn, citrus, fruit quality, these insects even can cause the fruit tree untimely defoliation, tree vigo(u)r weakens, and causes the fruit tree premunition to reduce, therefore, how the evil mite is given effective control, become industry important topic anxious to be solved.For a long time, because it is limited to be available for the medicament of mite extremely, a large amount of miticides such as dicofol, tetradiphon of using have made harmful mite that it has been produced serious pesticide resistance singlely.In recent years, though several efficient miticide new varieties occurred, as pyridaben and four mite piperazines, they have brought into play important function aspect control of pest mite, but still have a lot of defectives.
Pyridaben is pyridaben, Altair again, test code number NC-129, chemical name 2-tertiary butyl-5-(4-tertiary butyl benzylthio)-4-chloro-3 (2 hydrogen)-pyridazinone, it to young mite, become the different growing of mite that very high preventive effect is all arranged, but that it kills the ovum effect is relatively poor relatively; Four mite piperazines are named mite dead clean, Apollo again, and chemical name is two (the 2-chlorphenyls)-1,2,4 of 3.6-, 5-tetrazine, and it is the embryonic development inhibitor, and the ovum effect is very outstanding extremely, and the lasting period is very long, but it is to becoming the mite nearly unavailable.Therefore, above-mentioned agricultural chemicals since separately deficiency in application, be greatly limited.If make both property of medicine complementations, then can obtain ideal effect.
The object of the present invention is to provide the suspending agent of a kind of pyridaben and four mite piperazine composite pesticides.
Agricultural chemicals suspension agent provided by the present invention is to be effective ingredient with pyridazinone, tetrazine class miticide, add wetting/dispersant, thickener, antifreezing agent, defoamer and diluent water through pulverize, homogenizing dispersion processing and making.
The characteristics of suspending agent of the present invention are: the quick-acting that has both kept pyridazinone, the lasting effect that has four mite piperazines again, can prevent and treat various agricultural evil mite, as multiple mite classes such as panonychus ulmi, tetranychus viennensis, citrus red mite (crm), citrus four spot yellow spiders, Tetranychus cinnabarinus, cotton T.urticae Koch, blister mites, can kill young mite, if mite, become mite, can kill ovum again.Kill mite virulence height, control efficiency is good, and the lasting period can reach more than two months, simultaneously aleyrodid, aphid, leafhopper and thrips insect was also had the better prevention effect.
The selected effective ingredient of the present invention is pyridaben and four mite piperazines.
Selected wetting/the dispersant of the present invention is a kind of in the following kind: agricultural newborn 500#, agricultural newborn 600#, NP-21, TX-10, penetrant t, 11#, 12# are best with NP-21 wherein, and consumption is 3-15%.
The selected thickener of the present invention is the compound of two kinds in the following kind: xanthans (XG), sodium carboxymethylcellulose, Sodium Polyacrylate, polyvinyl alcohol (PVA), white carbon black, bentonite, total consumption is 1.0-1.5%.
The selected thickener of the present invention is best with the mixture of polyvinyl alcohol (PVA) with xanthans (XG), and total consumption is 1.0-1.5%.
The selected antifreezing agent of the present invention is one of following kind: ethylene glycol, polyethylene glycol, propane diols, glycerine, total consumption is 2-10%.
The selected antifreezing agent of the present invention is best with ethylene glycol, and consumption is 2-10%.
The defoamer that the present invention selects for use is one of following kind: silicone, long-chain alcohols.
The selected defoamer of the present invention is better with the isooctanol.
Below narrate the prescription (by weight percentage) of suspending agent of the present invention: pyridaben 5-15%, four mite piperazine 2-10%, wetting/dispersant 3-15%, thickener 1.0-1.5%, antifreezing agent 2-10%, defoamer 0.2-2%, surplus is a diluent water.
The following examples are in order to explanation the present invention.
Embodiment one: get 7.8 kilograms in 90% the former powder of pyridaben, 3.4 kilograms in 90% the former powder of four mite piperazines, wetting/10 kilograms of dispersant NP-21, thickener XG0.3 kilogram, 10 kilograms of the 10%PVA aqueous solution, 4 kilograms of antifreeze glycols, 2 kilograms of defoamer isooctanol,-four mite suspending agents are promptly made and rattled away to 62.5 kilograms in water through pulverizing, homogenizing dispersion, test package.
Embodiment two: get 5.6 kilograms in 90% the former powder of pyridaben, 5.6 kilograms in 90% the former powder of four mite piperazines, wetting/10 kilograms of dispersant NP-21, thickener XG0.3 kilogram, 10 kilograms of the 10% PVA aqueous solution, 4 kilograms of antifreeze glycols, 2 kilograms of defoamer isooctanol, 62.5 kilograms in water gets product through pulverizing, homogenizing dispersion, test package.
Embodiment three: get 15.6 kilograms in 90% the former powder of pyridaben, 6.7 kilograms in 90% the former powder of four mite piperazines, wetting/dispersant NP-21 gets 10 kilograms, thickener XG0.3 kilogram, 10 kilograms of the 10%PVA aqueous solution, 4 kilograms of antifreeze glycols, 2 kilograms of defoamer isooctanol, 51.4 kilograms in water is promptly made product through pulverizing, homogenizing dispersion, test package.
The technical indicator of product of the present invention is:
Project indicator pyridaben content 5-15% four mite piperazine content 2-10% particle diameter (95%) 1-5 μ m suspensibility 〉=90%PH value 5-8 heat storage stability (54 ± 2 ℃, 14 days) pyridaben resolution ratio≤4.0% 4 mite piperazine resolution ratio≤3.0%
This product appearance is the purple thick liquid that can flow, and places under 0 ℃ of condition not freeze in 7 days.
Toxicity Determination result's (the pyridaben clofentezine suspension agent is called for short-four mites of rattling away):
After measured, the single pyridaben wetting powder of using of indoor control tetranychus viennensis, lethal concentration of 50 LC50 is 36.2PPm, and it is 251.4PPm that list is used clofentezine suspension agent, lethal concentration of 50 LC50, use mixture of the present invention-four mite suspending agents of rattling away, lethal concentration of 50 LC50 is 25.2PPm, and-four mite suspending agent co-toxicity coefficients of as calculated, rattling away are 193.4, obviously greater than 100, (seeing Table one) has significant synergies.
Field control effectiveness test:
Product through Hebei province, two places, Shandong Province field trial shows:
1,10%-four mite suspending agent 1000-2000 that rattle away doubly have good control efficiency to tetranychus viennensis, and 1 day and 3 days preventive effects are all more than 99% behind the medicine, and 15 days, 30 days preventive effect is also (see Table two, table three) more than 97% behind the medicine.
2, singly use with four mite piperazines of dosage and handle, 1 day, 3 days preventive effect is below 35% behind the medicine, and with-four mite significant differences of rattling away, the preventive effect behind the medicine after 15 days, 30 days is all more than 98%, with-four mite differences not significantly (seeing Table two) of rattling away
3, singly use pyridaben with dosage, 1 day, 3 days preventive effect is all more than 98% behind the medicine, and-four mite differences are not remarkable with rattling away, and 15 days, 30 days preventive effect reduces to 95.93%, 85.08% respectively behind the medicine, with-four mite differences obviously (seeing Table two) of rattling away.
Therefore ,-four mite suspending agents of rattling away control tetranychus viennensis is respond well, has both showed the quick-acting of pyridaben, has kept the lasting effect of four mite piperazines again, is a kind of Compositional acaricide preferably.Its working concentration with 2000 times (50PPm) for well.Table one ,-four mite suspending agent Toxicity Determination of rattling away:
Annotate: 1, the examination worm is a tetranychus viennensis
| Medicament | ????LC50 ????(PPm) | Toxicity index (Tl) | Co-toxicity coefficient (OTC) | Virulence is estimated |
| 20% pyridaben WP | ????36.2 | ????100 | ||
| 20% 4 mite piperazine SC | ????251.4 | ????14.4 | ||
| 10%-four mite SC that rattle away | ????25.5 | ????143.7 | ????193.4 | Synergy |
2, each medicament is established 7 concentration, and each concentration is handled 180-250
The head lobe mite
3, observed result after 24 hours
Table two, 95 years Hebei of-four mite field control tetranychus viennensis result of the tests of rattling away.
| Medicament | Investigation strain number | The investigation number of blade | Control efficiency | |||||
| Kind | Concentration PPm | Behind the medicine 1 day | Behind the medicine 3 days | Behind the medicine 8 days | Behind the medicine 15 days | Behind the medicine 30 days | ||
| 10%-four mite SC that rattle away | ????50 | ??8 | ??200 | ??99.79 | ??99.67 | ??99.59 | ??99.72 | ??97.25 |
| ????67 | ??8 | ??200 | ??99.82 | ??99.65 | ??99.59 | ??99.47 | ??97.92 | |
| ??100 | ??8 | ??200 | ??99.87 | ??99.89 | ??99.87 | ??99.41 | ??98.70 | |
| 20% 4 mite piperazine SC | ???67 | ??8 | ??200 | ??8.99 | ??32.25 | ??99.13 | ??98.80 | ??98.45 |
| 20% pyridaben WP | ???67 | ??8 | ??200 | ??98.37 | ??99.53 | ??97.64 | ??95.63 | ??85.09 |
| Clear water | ??6 | ??100 | ||||||
Annotate: this test of pesticide effectiveness is done by academy of agricultural sciences, Hebei province Shijiazhuang fruit tree research institute in generation.
Table three, 95 years Shandong of-four mite suspending agent field control tetranychus viennensis result of the tests of rattling away
| Handle | Proofreaied and correct the rate % that goes down behind the medicine in 1 day | Proofreaied and correct the rate % that goes down behind the medicine in 3 days | Proofreaied and correct the rate % that goes down behind the medicine in 7 days | Proofreaied and correct the rate % that goes down behind the medicine in 14 days | Proofreaied and correct the rate % that goes down behind the medicine in 28 days | |
| 10% pyridaben SC | ?100PPm | ????98.29 | ????99.32 | ????99.40 | ????99.09 | ????98.37 |
| ??67PPm | ????99.36 | ????99.40 | ????99.26 | ????99.00 | ????97.83 | |
| ??50PPm | ????98.64 | ????99.07 | ????99.09 | ????98.74 | ????97.43 | |
| 20% 4 mite piperazine SC | ??67PPm | ????27.49 | ????53.68 | ????97.89 | ????98.47 | ????98.28 |
| 20% pyridaben WP | ??67PPm | ????99.14 | ????99.30 | ????98.11 | ????96.67 | ????88.44 |
Annotate: this test of pesticide effectiveness is done by Shandong Fruit-tree Inst. in generation.
Claims (8)
1, the suspending agent of a kind of pyridaben and four mite piperazine composite pesticides, it is characterized in that containing in this suspending agent: 5-15% pyridaben and 2-10% four mite piperazine miticides, 3-15% is wetting/dispersant, the 1.0-1.5% thickener, the 2-10% antifreezing agent, the diluent water of 0.2-2% defoamer and surplus.
2, by the described suspending agent of claim 1, it is characterized in that used wetting/dispersant is one of following kind: agricultural newborn 500#, agricultural newborn 600#, NP-21, TX-10, penetrant t, 11#, 12#.
3, by the described suspending agent of claim 1, it is characterized in that used thickener is the compound of two kinds in the following kind: xanthans (XG), sodium carboxymethylcellulose, Sodium Polyacrylate, polyvinyl alcohol (PVA), white carbon black, bentonite.
4,, it is characterized in that used thickener is the mixture of xanthans (XG) and polyvinyl alcohol (PVA) by the described suspending agent of claim 1.
5, by the described suspending agent of claim 1, it is characterized in that used antifreezing agent is one of following kind: ethylene glycol, polyethylene glycol, propane diols, glycerine.
6, by claim 1 or 4 described suspending agents, it is characterized in that used antifreezing agent is an ethylene glycol.
7, by the described suspending agent of claim 1, it is characterized in that used defoamer is one of following kind: silicone, long-chain alcohols.
8, by claim 1 or 6 described suspending agents, it is characterized in that used defoamer is an isooctanol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96101100 CN1156536A (en) | 1996-02-07 | 1996-02-07 | Suspension of pyridaben clofentezine compound pesticide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96101100 CN1156536A (en) | 1996-02-07 | 1996-02-07 | Suspension of pyridaben clofentezine compound pesticide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1156536A true CN1156536A (en) | 1997-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96101100 Pending CN1156536A (en) | 1996-02-07 | 1996-02-07 | Suspension of pyridaben clofentezine compound pesticide |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103300011A (en) * | 2012-03-10 | 2013-09-18 | 陕西韦尔奇作物保护有限公司 | Insecticidal composition containing flufenzine |
| CN103329913A (en) * | 2009-10-10 | 2013-10-02 | 陕西上格之路生物科学有限公司 | Bifenazate-containing insecticidal composition |
| CN104663666A (en) * | 2013-11-26 | 2015-06-03 | 中国中化股份有限公司 | Insecticidal and acaricidal composition containing mitochondrial electron transfer inhibitor acaricide |
| CN105037329A (en) * | 2015-09-06 | 2015-11-11 | 青岛科技大学 | Fluorine-containing tetrazine pyrazol acaricide |
-
1996
- 1996-02-07 CN CN 96101100 patent/CN1156536A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103329913A (en) * | 2009-10-10 | 2013-10-02 | 陕西上格之路生物科学有限公司 | Bifenazate-containing insecticidal composition |
| CN103300011A (en) * | 2012-03-10 | 2013-09-18 | 陕西韦尔奇作物保护有限公司 | Insecticidal composition containing flufenzine |
| CN104663666A (en) * | 2013-11-26 | 2015-06-03 | 中国中化股份有限公司 | Insecticidal and acaricidal composition containing mitochondrial electron transfer inhibitor acaricide |
| CN104663666B (en) * | 2013-11-26 | 2017-10-20 | 沈阳中化农药化工研发有限公司 | One kind transmits the acaricidal insecticide acaricide composition of inhibitor class containing Mitochondrial electron |
| CN105037329A (en) * | 2015-09-06 | 2015-11-11 | 青岛科技大学 | Fluorine-containing tetrazine pyrazol acaricide |
| CN105037329B (en) * | 2015-09-06 | 2017-03-22 | 青岛科技大学 | Fluorine-containing tetrazine pyrazol acaricide |
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