CN112704068A - Novel green S-methoprene wettable powder and preparation method and application thereof - Google Patents

Novel green S-methoprene wettable powder and preparation method and application thereof Download PDF

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CN112704068A
CN112704068A CN202011564372.9A CN202011564372A CN112704068A CN 112704068 A CN112704068 A CN 112704068A CN 202011564372 A CN202011564372 A CN 202011564372A CN 112704068 A CN112704068 A CN 112704068A
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methoprene
wettable powder
stirring
novel green
rotating shaft
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李海燕
穆海亮
李华荣
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Changzhou Shengjie Life Science And Technology Co ltd
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Changzhou Shengjie Life Science And Technology Co ltd
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/12—Powders or granules
    • A01N25/14—Powders or granules wettable
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/36—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0446—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces
    • F16K17/046—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces the valve being of the gate valve type or the sliding valve type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/96—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with openwork frames or cages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/181—Preventing generation of dust or dirt; Sieves; Filters
    • B01F35/187—Preventing generation of dust or dirt; Sieves; Filters using filters in mixers, e.g. during venting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/40—Mounting or supporting mixing devices or receptacles; Clamping or holding arrangements therefor
    • B01F35/41—Mounting or supporting stirrer shafts or stirrer units on receptacles
    • B01F35/411—Mounting or supporting stirrer shafts or stirrer units on receptacles by supporting only one extremity of the shaft
    • B01F35/4112—Mounting or supporting stirrer shafts or stirrer units on receptacles by supporting only one extremity of the shaft at the bottom of the receptacle, e.g. by studs

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Plant Pathology (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention provides a novel green S-methoprene wettable powder, a preparation method and application thereof, the wettable powder is mainly used for grain storage pest inhibition, the novel green S-methoprene wettable powder is prepared by adopting S-methoprene, a carrier, a surfactant, a dispersant and an antioxidant, and the product is non-toxic, green, environment-friendly, high in activity on target pests, and high in use concentration in ppm level, and is a novel green grain storage pest inhibitor.

Description

Novel green S-methoprene wettable powder and preparation method and application thereof
Technical Field
The invention relates to the field of pesticides, and in particular relates to a novel green S-methoprene wettable powder and a preparation method and application thereof.
Background
The pests in grain storage are the main factors which cause the loss of the quantity of stored grains, cause the grain to mildew and reduce the quality of the grain. At present, the prevention and control of pests on stored grains in China mainly depend on chemical agents. But the long-term use of a large amount of chemical agents leads to that on one hand, the grain storage pests generally generate resistance to the chemical agents; on the other hand, some insecticides affect non-target insects, and some beneficial insects are unintentionally eliminated, so that secondary important insects grow rapidly and have disastrous consequences; more importantly, the problem of chemical agent residue is getting worse, which not only causes serious environmental pollution, but also brings great threat to human health.
The S-methoprene is a juvenile hormone insect growth regulator, and has the characteristics of broad spectrum, high efficiency, and safety to human, non-target animals and environment for grain storage pests. The S-methoprene can effectively control various grain storage pests, has extremely low dosage, long lasting period, safety, high efficiency and low residue, and is considered as a green grain storage protective agent with great prospect. The U.S. federal regulations have placed S-methoprene as an exempt (no harm to the human body, environmental friendliness, no requirement for food residue limited agrochemicals as exempt) and are written in chapter 40, section 180.2 of the U.S. federal regulations: the methoprene is used for all bulk food commodities to inhibit the larva, so that the requirement of an allowable range is avoided.
Disclosure of Invention
The invention provides a novel green S-methoprene wettable powder, a preparation method and application thereof, which is used for inhibiting grain storage pests, the product is nontoxic, green and environment-friendly, has high activity to target pests, and the use concentration is in ppm level, and is a novel green grain storage pest inhibitor.
In order to solve the technical problems, the invention provides novel green S-methoprene wettable powder which is characterized by comprising the following components in percentage by mass: 10% of S-methoprene, 72% of a carrier, 1.5% of a surfactant, 15% of a dispersant and 1.5% of an antioxidant.
Further: the carrier is as follows: one or more of diatomite, argil, attapulgite, kaolin, activated clay, peat, light calcium carbonate, white carbon black and silicic acid; the surfactant is as follows: one or more of benzene cumin powder, gleditsia sinensis lam powder, SOPA (sodium sulfoacetate), washing powder, sodium dodecyl benzene sulfonate and nekal powder; the dispersant is as follows: NNO, MF, NO, sodium lignosulfonate, calcium lignosulfonate, polyoxyethylene polyoxypropylene ether block copolymer, alkylphenol polyoxyethylene phosphate, water-soluble polymer, sodium tripolyphosphate, sodium hexametaphosphate and polycarboxylate; the antioxidant is 2, 6-di-tert-butyl methyl phenol.
And further: the SOPA is as follows: one or more combinations of SOPA-230, SOPA-235, or SOPA-270.
And further: the water-soluble polymer is: one or more of CMC, PVA and PEG.
The invention provides a preparation process of novel green S-methoprene wettable powder, which is characterized by comprising the following steps of: the method comprises the following steps:
1) calculating the dosage of each raw material according to the proportion given by the formula;
2) adsorbing the S-methoprene stock solution and the carrier according to the ratio of 1:7.2, and mixing in a gravity-free mixer for 30 minutes to ensure that the S-methoprene and the carrier are fully and uniformly adsorbed;
3) putting the material uniformly adsorbed in the step S2, the weighed surfactant, the dispersant and the antioxidant into a double-helix mixer, mixing for 30 minutes, and then crushing in a jet mill;
4) and packaging after sampling and detecting qualified from the sampling port.
Further: the gravity-free mixing machine comprises a mixing box body, wherein a vacuumizing pipeline connecting flange is arranged at the center of the top of the mixing box body, a medicament adding port is formed in the top of the mixing box body on the right side of an observation window, the medicament adding port is sealed through a sealing cover, a pressure protection valve is arranged at the top of the mixing box body on the left side of the observation window and communicated with the mixing box body, a filter plate is vertically arranged in the mixing box body, a plurality of filter holes are uniformly formed in the filter plate, the inner space of the mixing box body is divided into a left part and a right part by the filter plate, the left part is a liquid storage area, the right part is a stirring mixing area, the medicament adding port and the vacuumizing pipeline connecting flange are both positioned right above the stirring mixing area, the pressure protection valve is positioned right above the liquid storage area, and a stirring mechanism is further arranged in the stirring mixing area, the bottom in stock solution district be provided with the first drain hole that washes, the bottom in stirring mixed district also be provided with the second and wash the drain hole, first wash drain hole and second and wash and all be provided with sealed valve body on the drain hole, the lateral wall in stock solution district on seted up the recess, the recess internal connection telescopic pipe, telescopic pipe's one end stretch into to the recess in and be linked together with the stock solution district, telescopic pipe's the other end be provided with external flange.
And further: the stirring mechanism comprises a servo motor, a rotating shaft and stirring blades, the servo motor is arranged at the bottom of a stirring mixing area, the rotating shaft is vertically and rotatably connected in the stirring mixing area, the lower end of the rotating shaft is connected with the servo motor, the stirring blades are connected on the rotating shaft and rotate along with the rotating shaft, each stirring blade consists of two connecting cylinders, an upper supporting plate, a lower supporting plate, an upper stirring sleeve and a lower stirring rod, the two connecting cylinders are sequentially connected on the rotating shaft, the outer wall of the rotating shaft is provided with external threads, the external threads of the rotating shaft on the upper side and the lower side of each connecting cylinder are respectively connected with an adjusting nut, the connecting cylinders are clamped and fixed on the rotating shaft through the adjusting nuts on the upper side and the lower side, four upper supporting plates are arranged around the connecting cylinder above, and four lower supporting plates are also arranged around the connecting cylinder below, four bottom suspension faggings are located four respectively and go up under the backup pad, the vertical puddler that is fixed with down in top of bottom suspension fagging, the bottom of going up the backup pad also vertically be connected with stirring sleeve, last stirring sleeve be located down the puddler directly over, last stirring sleeve's bottom seted up with puddler assorted guiding hole down, the upper end swing joint of puddler down in last stirring sleeve's guiding hole.
And further: the pressure protection valve comprises an inner valve barrel, an outer valve body, a valve core, a spring and a filter barrel, wherein the inner valve barrel is a barrel with an open upper end and a sealed lower end, the valve core is connected in the inner valve barrel through the spring, the outer valve body is sleeved on the outer side of the inner valve barrel, a sealing ring is arranged between one end of the outer valve body and the outer wall of the inner valve barrel, the other end of the outer valve body is fixed at the top of a liquid storage area and communicated with the liquid storage area, the filter barrel is sleeved on the outer side of the inner valve barrel and positioned in a gap between the outer wall of the inner valve barrel and the inner wall of the outer valve body, a guide seat is arranged at the bottom of the sealed end of the inner valve barrel, a limiting plate is connected in the guide seat in a sliding manner, the limiting plate extends out of the guide seat, the filter barrel is tightly propped in the outer valve body through the limiting plate, a threaded, the puller bolt penetrates through the threaded hole to be in contact with the limiting plate, a discharge hole is formed in the side wall of the inner valve barrel, and the discharge hole is sealed through the valve core and is opposite to the inner wall of the filter barrel.
And further: the invention provides a novel green S-methoprene wettable powder which is applied as follows:
1) the control objects are as follows: storing grain pests;
2) administration to subjects: the S-methoprene can be used for storing raw grains, and the raw grains comprise: cereals, corn, rapeseed, popcorn, wheat, spices, sorghum, rice, cocoa, peanuts, oats, millet, etc., and also for the treatment of pet food, animal feed, bird bait, cottonseed hulls, and storage protection of seeds;
3) the field of pesticide application: grain processing, preparation, grain treatment, storage equipment and the like. For example: grinding, baking houses, restaurants, grain storage facilities, meat product canneries, cafeterias, breweries, candy processing, pet food processing, grocery stores, rail cars, boats, trucks, trailers, grain processing, and the like; in addition to administering the stored food, both the inner and outer packaging of the product are treated with the product.
And further: the grain storage pests are rice beetles, corn weevils, tribolium castaneum, pink spot borers, Indian meal moth, saw grain robbers, big eye robbers, heteropolybrussels beetles and other insect pests influenced by the insect growth regulator.
After the design is adopted, the novel green grain storage pest inhibitor can effectively inhibit grain storage pests, and has the advantages of no toxicity, green and environmental protection, high activity on target pests, ppm level of use concentration and the like.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic diagram of a gravity-free mixer.
Fig. 2 is an internal structural view of the pressure protection valve.
Detailed Description
The invention provides a novel green S-methoprene wettable powder which comprises the following components in percentage by mass: 10% of S-methoprene, 72% of a carrier, 1.5% of a surfactant, 15% of a dispersant and 1.5% of an antioxidant.
The carrier is as follows: one or more of diatomite, argil, attapulgite, kaolin, activated clay, peat, light calcium carbonate, white carbon black and silicic acid; the surfactant is as follows: one or more of benzene cumin powder, gleditsia sinensis lam powder, SOPA (sodium sulfoacetate), washing powder, sodium dodecyl benzene sulfonate and nekal powder; the dispersant is as follows: NNO, MF, NO, sodium lignosulfonate, calcium lignosulfonate, polyoxyethylene polyoxypropylene ether block copolymer, alkylphenol polyoxyethylene phosphate, water-soluble polymer, sodium tripolyphosphate, sodium hexametaphosphate and polycarboxylate; the antioxidant is 2, 6-di-tert-butyl methyl phenol.
The above-mentioned SOPA is: one or more combinations of SOPA-230, SOPA-235, or SOPA-270.
The water-soluble polymer is: one or more of CMC, PVA and PEG.
The invention also provides a preparation process of the novel green S-methoprene wettable powder, which comprises the following steps:
1) calculating the dosage of each raw material according to the proportion given by the formula;
2) adsorbing the S-methoprene stock solution and the carrier according to the ratio of 1:7.2, and mixing in a gravity-free mixer for 30 minutes to ensure that the S-methoprene and the carrier are fully and uniformly adsorbed;
3) putting the material uniformly adsorbed in the step S2, the weighed surfactant, the dispersant and the antioxidant into a double-helix mixer, mixing for 30 minutes, and then crushing in a jet mill;
4) and packaging after sampling and detecting qualified from the sampling port.
The gravity-free mixing machine comprises a mixing box body 1, wherein a vacuumizing pipeline connecting flange 2 is arranged at the center of the top of the mixing box body, a medicament adding port is formed in the top of the mixing box body on the right side of an observation window and is sealed through a sealing cover 3, a pressure protection valve 6 is arranged at the top of the mixing box body on the left side of the observation window and is communicated with the mixing box body, a filter plate 7 is vertically arranged in the mixing box body and is uniformly provided with a plurality of filter holes, the inner space of the mixing box body is divided into a left part and a right part by the filter plate, the left part is a liquid storage area, the right part is a stirring and mixing area, the medicament adding port and the vacuumizing pipeline connecting flange are both positioned right above the stirring and mixing area, and the pressure protection valve is positioned right above the liquid storage area, stirring mixed district in still be provided with rabbling mechanism, the bottom in stock solution district be provided with the first drain outlet 4 that washes, the bottom in stirring mixed district also be provided with the second and wash drain outlet 5, first drain outlet and the second of washing all be provided with sealed valve body on washing the drain outlet, the lateral wall in stock solution district on seted up flutedly, the recess internal connection flexible pipeline 11, the one end of flexible pipeline stretch into in the recess and be linked together with the stock solution district, the other end of flexible pipeline be provided with external flange 10. This design mixes under the environment of vacuum, makes to mix and becomes more quick and even to design through pressure protection valve has played the effect of self-protection, prevents that too big internal and external pressure difference from causing the unnecessary loss to take place.
The stirring mechanism shown in figure 1 comprises a servo motor 8, a rotating shaft 9 and stirring blades, wherein the servo motor is arranged at the bottom of a stirring and mixing area, the rotating shaft is vertically and rotatably connected in the stirring and mixing area, the lower end of the rotating shaft is connected with the servo motor, the stirring blades are connected on the rotating shaft and rotate along with the rotating shaft, each stirring blade consists of two connecting cylinders 12-1, an upper supporting plate 12-2, a lower supporting plate 12-3, an upper stirring sleeve 12-5 and a lower stirring rod 12-6, the two connecting cylinders are sequentially connected on the rotating shaft, external threads are arranged on the outer wall of the rotating shaft, the external threads of the rotating shaft on the upper side and the lower side of each connecting cylinder are respectively connected with an adjusting nut 12-4, and the connecting cylinders are clamped and fixed on the rotating shaft through the adjusting nuts on the upper side and the lower side, be located the connecting cylinder of top and be provided with four backup pads all around, also be provided with four bottom suspension faggings around the connecting cylinder that is located the below, four bottom suspension faggings are located four backup pads under respectively, the top of bottom suspension fagging vertical be fixed with down the puddler, the bottom of going up the backup pad also vertically be connected with the churning sleeve, last churning sleeve be located down the puddler directly over, last churning sleeve bottom seted up with puddler assorted guiding hole down, the upper end swing joint of puddler down in last churning sleeve's guiding hole. By adopting the design, the stirring range of the stirring blade can be adjusted, and the effect of increasing the practical performance is achieved.
The pressure protection valve shown in figure 2 comprises an inner valve cylinder 6-1, an outer valve body 6-2, a valve core 6-3, a spring 6-4 and a filter cylinder 6-8, wherein the inner valve cylinder is a cylinder with an open upper end and a sealed lower end, the valve core is connected in the inner valve cylinder through the spring, the outer valve body is sleeved outside the inner valve cylinder, a sealing ring 6-6 is arranged between one end of the outer valve body and the outer wall of the inner valve cylinder, the other end of the outer valve body is fixed at the top of a liquid storage area and communicated with the liquid storage area, the filter cylinder is sleeved outside the inner valve cylinder and positioned in a gap between the outer wall of the inner valve cylinder and the inner wall of the outer valve body, a guide seat 6-9 is arranged at the bottom of the sealed end of the inner valve cylinder, a limit plate 6-10 is connected in the guide seat in a sliding manner, and extends out of the guide seat, the filter cartridge is tightly pressed in the outer valve body through the limiting plate, the guide seat is provided with a threaded hole, a tightening bolt is connected in the threaded hole, the tightening bolt penetrates through the threaded hole to be in contact with the limiting plate, the side wall of the inner valve cartridge is provided with a discharge hole 6-7, and the discharge hole is sealed through the valve core and is right opposite to the inner wall of the filter cartridge.
The invention provides a novel green S-methoprene wettable powder which is applied as follows:
1) the control objects are as follows: storing grain pests;
2) administration to subjects: the S-methoprene can be used for storing raw grains, and the raw grains comprise: cereals, corn, rapeseed, popcorn, wheat, spices, sorghum, rice, cocoa, peanuts, oats, millet, etc., and also for the treatment of pet food, animal feed, bird bait, cottonseed hulls, and storage protection of seeds;
3) the field of pesticide application: grain processing, preparation, grain treatment, storage equipment and the like. For example: grinding, baking houses, restaurants, grain storage facilities, meat product canneries, cafeterias, breweries, candy processing, pet food processing, grocery stores, rail cars, boats, trucks, trailers, grain processing, and the like; in addition to administering the stored food, both the inner and outer packaging of the product are treated with the product.
The stored grain pests include ips, Zea mays, Tripsalliotae grisea, pink spot borer, Indian meal moth, saw-tooth gristle, big-eye gristle, heteropolycharge gristle and other insect pests affected by insect growth regulator
The quality detection of the 10% S-methoprene wettable powder is mainly carried out by 7 indexes of content, moisture, pH value, suspension rate, wetting time, fineness and heat storage stability. And after all the 7 indexes are qualified, the product is qualified. Therefore, the efficacy test of the 10% S-methoprene wettable powder is as follows: the test is carried out in a simulation test chamber, three grain storage pest imagoes of corn elephant, grain beetle and tribolium castaneum are inoculated according to the number of insect mouths of 2 heads/kg of each pest in each treatment, and the operation is repeated twice. The population density of each grain storage pest was measured at multiple points 14 days, 45 days and 90 days after treatment, and the average population density was calculated (wherein 14 days of examination means understanding of the control effect on adults, and 45 days of examination means understanding of the inhibition effect on the F1 generation). The germination rates of the test wheat were each measured at 90 days of treatment. The S-methoprene wettable powder with qualified quality is taken and entrusted to a Dudu grain storage facility for carrying out a pesticide effect experiment, and the results are shown in the following table I and table II:
Figure BDA0002860137730000091
table one: population density in the simulation test chamber at different times (head/kg wheat)
Wherein: *: the effective concentration of the fenoxycarb powder is 10.0mg/kg compared with that of 10 percent fenoxycarb powder.
Figure BDA0002860137730000092
Table two: germination percentage of wheat before and after test
In summary, the following steps: the 10% S-methoprene wettable powder with the effective concentration of more than 10mg/Kg can effectively inhibit the development of three main grain storage pests (corn weevil, khaki and tribolium castaneum). The application of the 10 percent S-methoprene wettable powder for three months has no obvious influence on the germination rate of wheat.

Claims (10)

1. The novel green S-methoprene wettable powder is characterized by comprising the following components in percentage by mass: 10% of S-methoprene, 72% of a carrier, 1.5% of a surfactant, 15% of a dispersant and 1.5% of an antioxidant.
2. The novel green S-methoprene wettable powder according to claim 1, wherein the wettable powder is prepared from the following components in percentage by weight: the carrier is as follows: one or more of diatomite, argil, attapulgite, kaolin, activated clay, peat, light calcium carbonate, white carbon black and silicic acid; the surfactant is as follows: one or more of benzene cumin powder, gleditsia sinensis lam powder, SOPA (sodium sulfoacetate), washing powder, sodium dodecyl benzene sulfonate and nekal powder; the dispersant is as follows: NNO, MF, NO, sodium lignosulfonate, calcium lignosulfonate, polyoxyethylene polyoxypropylene ether block copolymer, alkylphenol polyoxyethylene phosphate, water-soluble polymer, sodium tripolyphosphate, sodium hexametaphosphate and polycarboxylate; the antioxidant is 2, 6-di-tert-butyl methyl phenol.
3. The novel green S-methoprene wettable powder according to claim 2, wherein the wettable powder is prepared from the following components in percentage by weight: the SOPA is as follows: one or more combinations of SOPA-230, SOPA-235, or SOPA-270.
4. The novel green S-methoprene wettable powder according to claim 2, wherein the wettable powder is prepared from the following components in percentage by weight: the water-soluble polymer is: one or more of CMC, PVA and PEG.
5. A preparation process of novel green S-methoprene wettable powder is characterized by comprising the following steps: the method comprises the following steps:
1) calculating the dosage of each raw material according to the proportion given by the formula;
2) adsorbing the S-methoprene stock solution and the carrier according to the ratio of 1:7.2, and mixing in a gravity-free mixer for 30 minutes to ensure that the S-methoprene and the carrier are fully and uniformly adsorbed;
3) putting the material uniformly adsorbed in the step S2, the weighed surfactant, the dispersant and the antioxidant into a double-helix mixer, mixing for 30 minutes, and then crushing in a jet mill;
4) and packaging after sampling and detecting qualified from the sampling port.
6. The preparation process of the novel green S-methoprene wettable powder according to claim 5, wherein the preparation process comprises the following steps: the gravity-free mixing machine comprises a mixing box body (1), wherein a vacuumizing pipeline connecting flange (2) is arranged at the center of the top of the mixing box body on the right side of an observation window, a medicament adding port is formed in the top of the mixing box body on the right side of the observation window, the medicament adding port is sealed through a sealing cover (3), a pressure protection valve (6) is arranged at the top of the mixing box body on the left side of the observation window and communicated with the mixing box body, a filter plate (7) is vertically arranged in the mixing box body, a plurality of filter holes are uniformly formed in the filter plate, the inner space of the mixing box body is divided into a left part and a right part by the filter plate, the left part is a liquid storage area, the right part is a stirring and mixing area, the medicament adding port and the vacuumizing pipeline connecting flange are both positioned right above the stirring and mixing area, and the pressure protection valve is positioned right above, stirring mixed district in still be provided with rabbling mechanism, the bottom in stock solution district be provided with first washing drain outlet (4), the bottom in stirring mixed district also be provided with the second and wash drain outlet (5), first washing drain outlet and second wash and all be provided with sealed valve body on the drain outlet, the lateral wall in stock solution district on seted up flutedly, recess internal connection flexible pipeline (11), the one end of flexible pipeline stretch into to the recess in and be linked together with the stock solution district, the other end of flexible pipeline be provided with external flange (10).
7. The preparation process of the novel green S-methoprene wettable powder according to claim 6, which is characterized in that: the stirring mechanism comprises a servo motor (8), a rotating shaft (9) and stirring blades, wherein the servo motor is arranged at the bottom of a stirring mixing area, the rotating shaft is vertically and rotatably connected in the stirring mixing area, the lower end of the rotating shaft is connected with the servo motor, the stirring blades are connected to the rotating shaft and rotate along with the rotating shaft, each stirring blade consists of two connecting cylinders (12-1), an upper supporting plate (12-2), a lower supporting plate (12-3), an upper stirring sleeve (12-5) and a lower stirring rod (12-6), the two connecting cylinders are sequentially connected to the rotating shaft, external threads are arranged on the outer wall of the rotating shaft, each external thread of the rotating shaft on the upper side and the lower side of each connecting cylinder is respectively connected with an adjusting nut (12-4), and the connecting cylinders are clamped and fixed on the rotating shaft through the adjusting nuts on the upper side and the lower side, be located the connecting cylinder of top and be provided with four backup pads all around, also be provided with four bottom suspension faggings around the connecting cylinder that is located the below, four bottom suspension faggings are located four backup pads under respectively, the top of bottom suspension fagging vertical be fixed with down the puddler, the bottom of going up the backup pad also vertically be connected with the churning sleeve, last churning sleeve be located down the puddler directly over, last churning sleeve bottom seted up with puddler assorted guiding hole down, the upper end swing joint of puddler down in last churning sleeve's guiding hole.
8. The preparation process of the novel green S-methoprene wettable powder according to claim 6, which is characterized in that: the pressure protection valve comprises an inner valve barrel (6-1), an outer valve body (6-2), a valve core (6-3), a spring (6-4) and a filter cartridge (6-8), wherein the inner valve barrel is a barrel with an open upper end and a sealed lower end, the valve core is connected in the inner valve barrel through the spring, the outer valve body is sleeved outside the inner valve barrel, a sealing ring (6-6) is arranged between one end of the outer valve body and the outer wall of the inner valve barrel, the other end of the outer valve body is fixed at the top of a liquid storage area and communicated with the liquid storage area, the filter cartridge is sleeved outside the inner valve barrel and positioned in a gap between the outer wall of the inner valve barrel and the inner wall of the outer valve body, a guide seat (6-9) is arranged at the bottom of the sealed end of the inner valve barrel, and a limit plate (6-10) is connected in the guide, the limiting plate stretches out of the guide seat, the filter cartridge is tightly propped in the outer valve body through the limiting plate, a threaded hole is formed in the guide seat, a propping bolt is connected in the threaded hole and penetrates through the threaded hole to be in contact with the limiting plate, a discharge hole (6-7) is formed in the side wall of the inner valve cartridge and is sealed through the valve core and directly faces to the inner wall of the filter cartridge.
9. A novel green S-methoprene wettable powder as claimed in any one of claims 1 to 8, wherein: the application is as follows:
1) the control objects are as follows: storing grain pests;
2) administration to subjects: the S-methoprene can be used for storing raw grains, and the raw grains comprise: cereals, corn, rapeseed, popcorn, wheat, spices, sorghum, rice, cocoa, peanuts, oats, millet, etc., and also for the treatment of pet food, animal feed, bird bait, cottonseed hulls, and storage protection of seeds;
3) the field of pesticide application: grain processing, preparation, grain treatment, storage equipment and the like. For example: grinding, baking houses, restaurants, grain storage facilities, meat product canneries, cafeterias, breweries, candy processing, pet food processing, grocery stores, rail cars, boats, trucks, trailers, grain processing, and the like; in addition to administering the stored food, both the inner and outer packaging of the product are treated with the product.
10. The use of the novel green S-methoprene wettable powder according to claim 9, wherein: the grain storage pests are rice beetles, corn weevils, tribolium castaneum, pink spot borers, Indian meal moth, saw grain robbers, big eye robbers, heteropolybrussels beetles and other insect pests influenced by the insect growth regulator.
CN202011564372.9A 2020-12-25 2020-12-25 Novel green S-methoprene wettable powder and preparation method and application thereof Pending CN112704068A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104026122A (en) * 2014-03-27 2014-09-10 苏�衡 5% S-methoprene wettable powder, and preparation method and application thereof
CN207371494U (en) * 2017-09-17 2018-05-18 石家庄龙泽制药股份有限公司 A kind of vacum reaction tank being sufficiently stirred
US20180223235A1 (en) * 2015-08-06 2018-08-09 Tianjin Institute of Industrial Biotechnology, Chi nese Academy of Sciences Solid state biological reaction device, usage method and use thereof
CN207745795U (en) * 2017-12-20 2018-08-21 贵州天宝丰原生态农业科技有限公司 For the raw material blending device of fertilizer production and the system of processing of fertilizer
CN108479673A (en) * 2018-06-05 2018-09-04 田清 A kind of reaction kettle for pesticide producing
CN207848507U (en) * 2018-01-17 2018-09-11 上海华帆机电科技有限公司 A kind of type voltage regulation safety valve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104026122A (en) * 2014-03-27 2014-09-10 苏�衡 5% S-methoprene wettable powder, and preparation method and application thereof
US20180223235A1 (en) * 2015-08-06 2018-08-09 Tianjin Institute of Industrial Biotechnology, Chi nese Academy of Sciences Solid state biological reaction device, usage method and use thereof
CN207371494U (en) * 2017-09-17 2018-05-18 石家庄龙泽制药股份有限公司 A kind of vacum reaction tank being sufficiently stirred
CN207745795U (en) * 2017-12-20 2018-08-21 贵州天宝丰原生态农业科技有限公司 For the raw material blending device of fertilizer production and the system of processing of fertilizer
CN207848507U (en) * 2018-01-17 2018-09-11 上海华帆机电科技有限公司 A kind of type voltage regulation safety valve
CN108479673A (en) * 2018-06-05 2018-09-04 田清 A kind of reaction kettle for pesticide producing

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