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CN1286910A - Re-compounded pretilachlor-pyrozosulfuron-ethyl preparation - Google Patents

Re-compounded pretilachlor-pyrozosulfuron-ethyl preparation Download PDF

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Publication number
CN1286910A
CN1286910A CN 99116847 CN99116847A CN1286910A CN 1286910 A CN1286910 A CN 1286910A CN 99116847 CN99116847 CN 99116847 CN 99116847 A CN99116847 A CN 99116847A CN 1286910 A CN1286910 A CN 1286910A
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weight
preparation
pyrazosulfuron
clay
sodium
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CN 99116847
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Inventor
叶明�
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NUOHUA AGROCHEMISTRY (JIANGSU) CO Ltd
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NUOHUA AGROCHEMISTRY (JIANGSU) CO Ltd
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Priority to CN 99116847 priority Critical patent/CN1286910A/en
Publication of CN1286910A publication Critical patent/CN1286910A/en
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Abstract

The re-compounded preparation as herbicide for rice field contains preftilachlor 10-50 wt% and pyrazosulfuron 0.2-10 wt% as effective components as well as agricultural acceptable adhesive, such as polyvinyl alcohol, 1.0-2.0 wt%; stabilizer, such as sulfate and phosphate, 0.5-1.0 wt%; assistant, such as sodium lignosulfonate, 5-15 wt% besides carrier, such as kaolin, clay, pot clay, etc. It is compounded in granulated preparation or wettable powder. It has synergetic and complementary herbicide spectrum and can prevent and kill graminaceous, latifolious and sedge family weeds.

Description

The complex preparation of the third careless amine and pyrazosulfuron
The present invention relates to a kind of composition pesticide, relate in particular to a kind of third careless amine of killing weeds in rice field and complex preparation of pyrazosulfuron of being used for.
The third careless amine (pretilachlor) is the selectivity preemergence herbicide that Switzerland Novartis Co.,Ltd (NOVARTIS) develops.
The chemical structural formula of the third careless amine is:
The third careless amine mainly absorbs by plant hypocotyl, mesocotyl and coleoptile, directly disturbs weeds body internal protein synthetic, and photosynthetic and respiration are had remote-effects, causes weeds death.And paddy rice has stronger capacity of decomposition to the third careless amine, thereby has certain selectivity.The third careless amine can effectively be prevented and kill off the annual gramineae grass and the part broad leaved weed in rice field, as barnyard grass grass, Monochoria vaginalis, Herba Ammanniae Bacciferae etc., but to the sedge weed weak effect.
Pyrazosulfuron (pyrazosulfuron) is to inhale the conduction weed killer herbicide in a kind of efficient selective.
The chemical constitution of pyrazosulfuron is:
Figure 9911684700032
Pyrazosulfuron is mainly the weeds root and blade absorbs, and transfer to each one of weeds, by suppressing the activity of acetolactate synthestase, make the branched-chain amino acid biosynthesis block, the biosynthesis of hindered aminoacid, lysine, isoleucine, stop the division and the growth of cell, cause the weed growth function to be obstructed, make the weeds necrosis.It kills the grass spectrum and is applicable to the broad leaved weed of preventing and kill off the rice field, as Duck tongue grass, pondweed, mexicana, Procumbent Falsepimpernel etc., reaches sedge weed such as fescue, difformed galingale herb, Herba Cyperi Glomerati, cyperus iria etc.But to preventing and kill off the active low of barnyard grass in paddy field, application can not be prevented and kill off grass family in the rice field, broad-leaved section and sedge weed fully separately.
The purpose of this invention is to provide a kind of grass spectrum of killing and have complementary advantages, can prevent and kill off the third careless amine of grass family in the rice field, broad-leaved section and sedge weed and the complex preparation of pyrazosulfuron fully.
The present invention is achieved in that the complex preparation of a kind of third careless amine and pyrazosulfuron, be characterized in that effective ingredient is the third careless amine (pretilachlor) and pyrazosulfuron (pyrazosulfuron) in the complex preparation, the third careless amine content is 10%~50% (weight) in the preparation, pyrazosulfuron content is 0.2%~10% (weight), all the other are that agricultural goes up acceptable adhesive, stabilizing agent, auxiliary agent and carrier add to 100% (weight) and make granule or wetting powder, effective component content is 10.2%~60% (weight) in the granule, and effective component content is 10.2%~60% (weight) in the wetting powder.
Adhesive described in the present invention is polyvinyl alcohol, polyvinyl acetate, starch and gum Arabic, accounts for 1.0%~2.0% (weight) of preparation.
Stabilizing agent described in the present invention is sulphate and phosphate, the sulphate stabilizing agent is barium sulfate, calcium sulphate, phosphate stabilizer is dipotassium hydrogen phosphate, sodium, ammonium salt, the potassium or the sodium salt of potassium dihydrogen phosphate, sodium, ammonium salt, pyrophosphoric acid, tripolyphosphate, four polyphosphoric acids, metaphosphoric acid, single using or the mixing application accounts for 0.5%~1% (weight) of preparation.
Auxiliary agent described in the present invention is sodium lignin sulfonate or sulfoacid calcium, draws back powder, dodecyl sodium sulfonate calcium, accounts for 5%~15% (weight) of preparation.
Carrier described in the present invention is kaolin, diatomite, sand, clay, potter's clay, bentonite, adds to 100% (weight).
The complex preparation of the present invention's third careless amine and pyrazosulfuron is granule or wetting powder, is used to prevent and kill off transplanting rice field, or seedlings rice seedling Tanaka's grass family, broad-leaved section and sedge weed.
Granule can be used coating method, mediate manufactured, and carrier is kaolin, diatomite, sand, clay, potter's clay, bentonite etc., and adhesive is polyvinyl alcohol, polyvinyl acetate, starch, gum Arabic etc.
The pulvis carrier of wetting powder is kaolin, diatomite, sand, clay, potter's clay, bentonite etc.Auxiliary agent is sodium lignin sulfonate or calcium, draw back powder, dodecyl sodium sulfate etc.
The third careless amine and pyrazosulfuron mix and can cause that pyrazosulfuron slowly decomposes, and add barium sulfate or calcium sulphate and phosphatic mixture in the preparation as stabilizing agent, and effect is fine.
The present invention is mixed with complex preparation with the third careless amine and pyrazosulfuron, and the third careless amine is the selectivity preemergence herbicide, mainly absorbs by weeds young shoot coleoptile and immature secondary root, disturbs weeds body internal protein to synthesize and causes weeds death; Pyrazosulfuron is to inhale the conduction weed killer herbicide in the selectivity, is mainly weeds root and blade and absorbs, and transfer to each one of weeds, by suppressing the activity of acetolactate synthestase, makes the branched-chain amino acid biosynthesis block, and the division of cell and growth are destroyed.Because therefore the site of action difference of two kinds of weed killer herbicides in the weeds body improved and killed careless effect.It is with strong complementarity to kill the grass spectrum, and the careless spectrum of killing of broad is arranged, and can effectively prevent and kill off all weeds in the rice field, comprises grass family, broad-leaved section and sedge weed, has overcome pyrazosulfuron to preventing and kill off the active low defective of barnyard grass in paddy field, has solved most of weeds problem in rice field.
The third careless amine generally is considered as the weed killer herbicide of dry crop such as corn, soybean, peanut, cotton etc., in the present invention, the third careless amine is changed by the nonirrigated farmland executes the paddy field, a little less than weeds plant children in the paddy field, it is big that the absorptive tissue area becomes, and the paddy field environment helps the diffusion of weed killer herbicide and moves, and more helps bioactive performance, general 1/10~1/15 of the nonirrigated farmland effective dose that only needs can be prevented and treated weeds such as barnyard grass grass, difformed galingale herb, fescue in the paddy field.Reduce owing to kill barnyard grass agent consumption, drug cost is obviously reduced, overcome single defective that needs higher dosage with pyrazosulfuron control barnyard grass in paddy field.
Preparation of the present invention is quite favourable to the agricultural environment ecological protection; used composition is generally low to the more conventional mixture of mammiferous toxicity; in aquatic environment; the actual concentrations of the third careless amine and pyrazosulfuron will hang down 10 times than them to test toxicity to fish index TLM value (48,96 hours at the appointed time, the concentration that has half to survive).
Preparation of the present invention is mixed with granule or wetting powder, and it is convenient to use, as long as evenly spread fertilizer over the fields.
Be embodiments of the invention below:
Each component ratio (weight %) among the present invention
Figure 9911684700071
Specifically being constructed as follows of the scheme 1~scheme 6 of granule:
Stabilizing agent in the scheme 1 is the mixture of barium sulfate and sodium hydrogen phosphate, and adhesive is a polyvinyl alcohol, and auxiliary agent is a sodium lignin sulfonate, and carrier is the mixture of diatomite and clay.
Stabilizing agent in the scheme 2 is the mixture of calcium sulphate and dipotassium hydrogen phosphate, and adhesive is a polyvinyl alcohol, and auxiliary agent is a calcium lignosulfonate, and carrier is the mixture of clay and potter's clay.
Stabilizing agent in the scheme 3 is the mixture of calcium sulphate and diammonium hydrogen phosphate, and adhesive is a polyvinyl alcohol, and auxiliary agent is for drawing back powder, and carrier is the mixture of bentonite and clay.
Stabilizing agent in the scheme 4 is the mixture of barium sulfate and potassium dihydrogen phosphate, and adhesive is a polyvinyl acetate, and auxiliary agent is a dodecyl sodium sulfonate calcium, and carrier is the mixture of kaolin and clay.
Stabilizing agent in the scheme 5 is the mixture of barium sulfate and sodium dihydrogen phosphate, and adhesive is a starch, and auxiliary agent is a calcium lignosulfonate, and carrier is the mixture of kaolin, sand and clay.
Stabilizing agent in the scheme 6 is the mixture of calcium sulphate and pyrophosphoric acid, and adhesive is a gum Arabic, and auxiliary agent is a sodium lignin sulfonate, and carrier is clay and bentonitic mixture.
Specifically being constructed as follows of the scheme 1~scheme 10 of wetting powder:
Stabilizing agent in the scheme 1 is the mixture of barium sulfate and sodium hydrogen phosphate, and auxiliary agent is a sodium lignin sulfonate, and carrier is the mixture of diatomite and clay.
Stabilizing agent in the scheme 2 is the mixture of calcium sulphate and dipotassium hydrogen phosphate, and auxiliary agent is a calcium lignosulfonate, and carrier is the mixture of clay and potter's clay.
Stabilizing agent in the scheme 3 is the mixture of calcium sulphate and diammonium hydrogen phosphate, and auxiliary agent is for drawing back powder, and carrier is the mixture of bentonite and clay.
Stabilizing agent in the scheme 4 is the mixture of barium sulfate and potassium dihydrogen phosphate, and auxiliary agent is a dodecyl sodium sulfonate calcium, and carrier is the mixture of kaolin and clay.
Stabilizing agent in the scheme 5 is the mixture of barium sulfate and sodium dihydrogen phosphate, and auxiliary agent is a calcium lignosulfonate, and carrier is the mixture of diatomite and potter's clay.
Stabilizing agent in the scheme 6 is the mixture of calcium sulphate and pyrophosphoric acid, and auxiliary agent is a sodium lignin sulfonate, and carrier is clay and bentonitic mixture.
Stabilizing agent in the scheme 7 is the mixture of barium sulfate and tripolyphosphate, and auxiliary agent is a sodium lignin sulfonate, and carrier is the mixture of diatomite, sand and clay.
Stabilizing agent in the scheme 8 is the mixture of calcium sulphate and four polyphosphoric acids, and auxiliary agent is a calcium lignosulfonate, and carrier is the mixture of diatomite and potter's clay.
Stabilizing agent in the scheme 9 is the mixture of barium sulfate and potassium metaphosphate, and auxiliary agent is for drawing back powder, and carrier is the mixture of clay and potter's clay.
Stabilizing agent in the scheme 10 is the mixture of barium sulfate and sodium metaphosphate, and auxiliary agent is a dodecyl sodium sulfonate calcium, and carrier is clay and bentonitic mixture.
The component of above-mentioned granule scheme 1~6 and the relevant mixture that reaches described in the wetting powder scheme 1~10 is formed by any proportioning.
The granule scheme 1~6 of above-mentioned embodiment and wetting powder scheme 1~10 listed prescription are not the restrictions to each component proportioning of the present invention, but content of the present invention is further described.

Claims (6)

1, the complex preparation of a kind of third careless amine and pyrazosulfuron, it is characterized in that the effective ingredient in the complex preparation is the third careless amine (pretilachlor) and pyrazosulfuron (pyrazosulfuron), the third careless amine content is 10%~50% (weight) in the preparation, pyrazosulfuron content is 0.2%~10% (weight), all the other are that agricultural goes up acceptable adhesive, stabilizing agent, auxiliary agent and carrier add to 100% (weight) and are mixed with granule or wetting powder, effective component content is 10.2%~60% (weight) in the granule, and effective component content is 10.2%~60% (weight) in the wetting powder.
2, complex preparation according to claim 1 is characterized in that described adhesive is polyvinyl alcohol, polyvinyl acetate, starch and gum Arabic, accounts for 1.0%~2.0% (weight) of preparation.
3, complex preparation according to claim 1, it is characterized in that described stabilizing agent is sulphate and phosphate, the sulphate stabilizing agent is barium sulfate, calcium sulphate, phosphate stabilizer is dipotassium hydrogen phosphate, sodium, ammonium salt, the potassium or the sodium salt of potassium dihydrogen phosphate, sodium, ammonium salt, pyrophosphoric acid, tripolyphosphate, four polyphosphoric acids, metaphosphoric acid, single using or the mixing application accounts for 0.5%~1% (weight) of preparation.
4, complex preparation according to claim 1 is characterized in that described auxiliary agent is a sodium lignin sulfonate, or sulfoacid calcium, draws back powder, dodecyl sodium sulfonate calcium, accounts for 5%~15% (weight) of preparation.
5, complex preparation according to claim 1 is characterized in that described carrier is kaolin, diatomite, sand, clay, potter's clay, bentonite, adds to 100% (weight).
6, according to claim 1,2,3,4 or 5 described complex preparations, it is characterized in that complex preparation is used to prevent and kill off transplanting rice field, or seedlings rice seedling Tanaka's grass family, broad-leaved section and sedge weed.
CN 99116847 1999-09-08 1999-09-08 Re-compounded pretilachlor-pyrozosulfuron-ethyl preparation Pending CN1286910A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102077834A (en) * 2010-12-20 2011-06-01 山东德浩化学有限公司 Microcapsule suspension concentrate for preventing and removing rice paddy weed and preparation method thereof
WO2012042316A1 (en) * 2010-09-27 2012-04-05 United Phosphorus Limited Granules
CN102524278A (en) * 2011-12-13 2012-07-04 济南科赛基农化工有限公司 Oxaziclomefone, pyrazosulfuron, pretilachlor ternary effervescent herbicide for paddy fields and preparation method thereof
CN102640759A (en) * 2012-04-01 2012-08-22 广东中迅农科股份有限公司 Weeding composition for rice direct-seeding field
CN103081937A (en) * 2013-02-21 2013-05-08 中农立华生物科技股份有限公司 Compound weeding composition of pretilachlor and pyrazosulfuron-ethyl and granules of composition
CN103190425A (en) * 2013-03-28 2013-07-10 济南科赛基农化工有限公司 Effervescent tablet herbicide and preparation method thereof
CN106659163A (en) * 2014-07-30 2017-05-10 日产化学工业株式会社 Solid agrochemical composition
CN106665628A (en) * 2016-12-03 2017-05-17 江苏莱科化学有限公司 Herbicide containing pyrazosulfuron-ethyl, pretilachlor and mefenacet and application of herbicide
CN108617678A (en) * 2018-06-04 2018-10-09 山东耘歌生物科技有限公司 A kind of effervescent formulation and preparation method thereof containing pyrazosulfuron, pretilachlor and three azole amides
US20230309557A1 (en) * 2020-07-11 2023-10-05 Upl Limited A solid agrochemical composition and process of preparation thereof

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103153067B (en) * 2010-09-27 2015-05-13 Upl有限公司 Granules
WO2012042316A1 (en) * 2010-09-27 2012-04-05 United Phosphorus Limited Granules
CN103153067A (en) * 2010-09-27 2013-06-12 联合磷业有限公司 Granules
CN102077834A (en) * 2010-12-20 2011-06-01 山东德浩化学有限公司 Microcapsule suspension concentrate for preventing and removing rice paddy weed and preparation method thereof
CN102077834B (en) * 2010-12-20 2014-04-30 山东德浩化学有限公司 Microcapsule suspension concentrate for preventing and removing rice paddy weed and preparation method thereof
CN102524278A (en) * 2011-12-13 2012-07-04 济南科赛基农化工有限公司 Oxaziclomefone, pyrazosulfuron, pretilachlor ternary effervescent herbicide for paddy fields and preparation method thereof
CN102640759A (en) * 2012-04-01 2012-08-22 广东中迅农科股份有限公司 Weeding composition for rice direct-seeding field
CN103081937A (en) * 2013-02-21 2013-05-08 中农立华生物科技股份有限公司 Compound weeding composition of pretilachlor and pyrazosulfuron-ethyl and granules of composition
CN103190425A (en) * 2013-03-28 2013-07-10 济南科赛基农化工有限公司 Effervescent tablet herbicide and preparation method thereof
CN106659163A (en) * 2014-07-30 2017-05-10 日产化学工业株式会社 Solid agrochemical composition
CN106665628A (en) * 2016-12-03 2017-05-17 江苏莱科化学有限公司 Herbicide containing pyrazosulfuron-ethyl, pretilachlor and mefenacet and application of herbicide
CN108617678A (en) * 2018-06-04 2018-10-09 山东耘歌生物科技有限公司 A kind of effervescent formulation and preparation method thereof containing pyrazosulfuron, pretilachlor and three azole amides
US20230309557A1 (en) * 2020-07-11 2023-10-05 Upl Limited A solid agrochemical composition and process of preparation thereof

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