CN105475470A - Suspoemulsion and preparation method thereof - Google Patents
Suspoemulsion and preparation method thereof Download PDFInfo
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Abstract
The invention discloses suspoemulsion. The suspoemulsion is prepared from active ingredients including, by weight, 1-5% of prochloraz, 1-5% of iprodione and 0.01-2% of plant growth regulator, and the balance auxiliary components which are allowed to be used in pesticide and can be accepted and water. The plant growth regulator is at least one of thidiazuron, naphthylacetic acid, sodium alpha- naphthaleneacetate, potassium alpha- naphthaleneacetate, benzyl aminopurine and brassinolide.
Description
Technical field
The present invention relates to a kind of suspension emulsion and preparation method thereof, particularly a kind of suspension emulsion containing Prochloraz, iprodione and plant growth regulator, belongs to Pesticide formulation technical field.
Background technology
Prochloraz, imidazoles bactericide, trade name is SportaK(P applied levels), chemical name: N-propyl group-N-[2-(2,4,6-Trichlorophenoxy) ethyl]-imidazoles-1-formamide, molecular formula: C
15h
16c
l3n
3o
2, chemical structural formula is as follows:
Prochloraz is a kind of synergy, wide spectrum, environment-friendly type imidazoles bactericide; by suppressing the biosynthesis of sterol in germ body; germ cannot be grown, there is the features such as Uptake and translocation is strong, quick-acting good, lasting effect is long, have the multiple actions such as prevention, protection, treatment simultaneously concurrently.For preventing and treating banana anthracnose, crown rot, leaf spot, apple anthracnose, oranges and tangerines blossom-end rot, rice blast, bakanae disease, sclerotinia rot of colza, early blight of tomato, mushroom brown spot, the Be very effective such as balsam pear scab.
Iprodione is dicarboximide class high-efficiency broad spectrum, contact killing type bactericide.Be applicable to prevent and treat the diseases such as crop early defoliation disease, gray mold, early blight such as multiple fruit tree, vegetables, melon and fruit.Iprodione energy CKIs kinases, controls the Intracellular signals of many cell functions, comprises carbohydrate and combines the interference effect entering fungal cell constituents.Therefore it both can the rudiment of Antifungi spore and generation, also can suppress mycelial growth.Namely all impact is had to each stage of development in pathogen history of life.
Plant growth regulator (plantgrowthregulators) is the material that a class and plant hormone have similar physiologic and biological effect.The chemical substance of the regulating action of growing to plant of Prof. Du Yucang and the natural phytohormone extracted from biology, be called plant growth regulator.
20 ~ thirties of 20th century, find that the natural phytohormone that there is trace in plant is as ethene, 3-indolyl acetic acid and gibberellin etc., there is the effect controlling to grow.Plant growth regulator has a lot of purposes, different because of kind and target plant.Such as: control rudiment and dormancy; Hestening rooting; Promote cell elongation and division; Control lateral bud or tiller; Control plant type (short strong lodging-prevention); Control is bloomed or male and female sex, induction s.m.p fruit; Flower and fruit thinning, controls shedding; Control shape or the maturity period of fruit; Strengthen resistance (disease-resistant, drought resisting, anti-salinity, freeze proof); Strengthen and absorb fertilizer ability; Increase sugar or change acidity; Improve fragrance and color and luster; Promote latex or resin secretion; Disleave or urge is estimated (being convenient to mechanical harvesting); Fresh-keeping etc.; Plant growth regulator for fruit and vegetable post-harvest fresh-keeping has gibberellin, 2,4-D, diethyl aminoethyl hexanoate etc.
Compared with traditional pesticide species, plant growth regulator has that consumption is few, instant effect, residual less, strongly professional, can to the outer shape of plant and internal physiological process carry out two regulate and control etc. feature, the result of use of plant growth regulator is subject to the impact of many factors simultaneously, and is difficult to reach best.The absorption of weather conditions, spraying time, dosage, application method, dispenser position and crop itself, running, integration and metabolism etc. all will have influence on its action effect.
The storage technique of fruits and vegetables mainly contains: cryopreservation is fresh-keeping, controlled atmosphere, irradiation storage are fresh-keeping, electrostatic field is fresh-keeping, ozone and negative oxygen ion is fresh-keeping, chemical preservative etc.Although cryopreservation fresh-keeping simple to operate, cost is lower, reliability and effect with regard to relative mistake some; Controlled atmosphere, irradiation storage are fresh-keeping, electrostatic field is fresh-keeping, ozone and negative oxygen ion is fresh-keeping etc. that technical costs is high, and investment is large, and fresh-keeping effect is limited; And chemical preservative is used on fruit more, the Application comparison on fresh-keeping of vegetables is few.In recent years, due to the chemical bactericide using single type of long-term high dose continuously, the problems such as residual and the resistance to resistance to the action of a drug have been caused.By iprodione and Prochloraz is composite or mixture can expand fungicidal spectrum, improve prevention effect, reduce dosage, reduce poisoning, reduce and remain, delay drug resistance and drug-fast generation and development.
Chinese patent CN201310743590.2 discloses the suspending agent of a kind of Prochloraz and iprodione, but Prochloraz is the former medicine of solid that a kind of difficulty is pulverized, by its directly and iprodione add grinding machine for grinding, operating difficulties, suspensibility is low, in formulation storing process, stability is bad, there is precipitation bleed, the problem such as crystallization under low temperature.Patent CN200810199165.0 discloses the compound suspend emulsion of a kind of Prochloraz and other sterilization components (comprising iprodione), only the composite of two kinds of fungicide active ingredients improves bactericidal effect, but it is comparatively complicated that this invention relates to technique, use equipment is more, equipment investment is high.
Patent CN02818140.9 discloses the complex composition of iprodione and phonetic mould amine or other fungicide active ingredients or plant growth regulator, but this composition is only applicable to field crop, does not relate to postharvest fruit and vegetable fresh-keeping.
Summary of the invention
The object of this invention is to provide a kind of suspension emulsion and preparation method thereof, particularly a kind of suspension emulsion containing Prochloraz, iprodione and plant growth regulator.The present invention, except composite two kinds of sterilization components, expands outside fungicidal spectrum, and also a composite plant growth regulators, fresh-keeping for postharvest fruit and vegetable, better ensure that postharvest fruit and vegetable anticorrosion, protect green, fresh-keeping effect.
Suspension emulsion is a kind of new dosage form product, its allow maximum possible several inconsistent pesticide activity component is combined into a kind of single formulation.Especially one or more water-insoluble agricultural chemicals liquid actives (or low melting point pesticide activity component mixture in a solvent) and another kind of or several water-insoluble pesticidal solid active component, take water as medium, rely on surfactant to be processed into a kind of liquid preparation of stable outstanding newborn dispersion.
technical scheme of the present invention is:
Suspension emulsion of the present invention, it is characterized in that: described suspension emulsion active component is Prochloraz, iprodione and plant growth regulator, Prochloraz is Prochloraz or its manganese salt, plant growth regulator is Thidiazuron, methyl α-naphthyl acetate, Nafusaku, methyl α-naphthyl acetate potassium, benayl aminopurine, at least one in brassin lactones, wherein Prochloraz accounts for the percentage by weight of suspension emulsion is 1% ~ 5%, the percentage by weight that iprodione accounts for suspension emulsion is 1% ~ 5%, the percentage by weight that plant growth regulator accounts for suspension emulsion is 0.01% ~ 2%, surplus is supplied to allow use and acceptable auxiliary element and water in agricultural chemicals.
Preferably, the percentage by weight that Prochloraz of the present invention accounts for suspension emulsion is 2% ~ 5%, and the percentage by weight that iprodione accounts for suspension emulsion is 2% ~ 5%, and the percentage by weight that plant growth regulator accounts for suspension emulsion is 0.1% ~ 2%.
Most preferred, the percentage by weight that Prochloraz of the present invention accounts for suspension emulsion is 3%, and the percentage by weight that iprodione accounts for suspension emulsion is 2%, and the percentage by weight that plant growth regulator accounts for suspension emulsion is 0.5%.
Except active ingredient, in suspension emulsion of the present invention, permission use and acceptable auxiliary element are: solvent, wetting agent, dispersant, emulsifying agent, antifreezing agent, one or more in thickener, the percentage by weight that described solvent accounts for suspension emulsion is 1% ~ 20%, the percentage by weight that wetting agent accounts for suspension emulsion is 1% ~ 10%, the percentage by weight that dispersant accounts for suspension emulsion is 1% ~ 10%, the percentage by weight that emulsifying agent accounts for suspension emulsion is 1% ~ 10%, the percentage by weight that antifreezing agent accounts for suspension emulsion is 1% ~ 5%, the percentage by weight that thickener accounts for suspension emulsion is 0% ~ 5%, water supplies 100%.
Described solvent is solvents-200 solvent naphtha, methyl oleate, soybean oil, acetoglyceride, turpentine oil, castor oil, toluene, dimethylbenzene, isopropyl alcohol, isobutanol, cyclohexanone, dimethyl carbonate, fatty acid dimethylamides, aliphatic acid and fatty acid ester, N, one or more in N dimethyl pyrrolidone, described wetting agent is alkyl sulfate, alkylbenzenesulfonate, aliphatic alcohol polyethenoxy base ether, alkylphenol-polyethenoxy base ether, dodecyl polyoxyethylene acid phosphoric acid ester or sulfuric acid (sulfonic acid) ester, butanedioic acid dibutyl ester sodium sulfonate, sorbitol polyoxyethylene ether, sorbitan fatty acid ester, such as, HG-SC201, HG-SC202, EFW, SHK, SHX, AS165, TERSPERSE2210, TERSPERSE2210, WP410, SOPROPHORFD, W-600, one or more in MK-3013, described dispersant is lignosulfonates, the formaldehyde condensation products of alkyl naphthalene sulfonate, bay alcohol radical sodium sulphate, phosphate, alkylphenol-polyethenoxy base phosphate, calcium dodecyl benzene sulfonate, phenethyl phenol polyoxyethanyl polyoxyethyl propyl ether, APES sulfosuccinates, such as, NN0, DNK, HG-SC301, HG-SC301, Ufoxane3A, D-305, D-518, BB4, H-66, one or more in MK-63, described emulsifying agent is fatty alcohol type anion surfactant, Polyoxyethylene Ether Nonionic Surfactant, (EO/PO) block type non-ionic surface active agent, such as, TWEEN Series, Span series, dense newborn 500#, 602, VO/01, EL-40, AEO, TERMUL-200, WELL-102, WELL-133, WELL-303, D-800, one or more in series, described antifreezing agent is ethylene glycol, propane diols, glycerine, polyethylene glycol, urea, sorbierite, one or more in ammonium sulfate, described thickener is xanthans, sodium carboxymethylcellulose, polyvinyl alcohol, aluminium-magnesium silicate, one or more in lithium magnesium silicate.
Described solvent is preferably solvents-200 solvent naphtha, methyl oleate, and described emulsifying agent is preferably WELL-102, WELL-133; Described thickener is preferably xanthans.
The preparation method of suspension emulsion of the present invention is first by Prochloraz dissolution with solvents, and add emulsifying agent, dispersant stirs, and makes missible oil phase; Again iprodione is mixed with plant growth regulator, wetting agent, dispersant, part water, suspending agent is made in grinding machine for grinding 1.5h, missible oil is added in suspending agent and grinds 30min, finally remaining water is mixed with thickener, antifreezing agent, add in suspending agent and grind 30min again, filter to obtain suspension emulsion product.
beneficial effect of the present invention:
1, the invention discloses one simple to operate, cost is low, and suspensibility is high, the suspension emulsion of good stability, especially when temperature is-5 DEG C to 54 DEG C, does not observe crystallization and caking phenomenon.
2, suspension emulsion disclosed by the invention process equipment used is comparatively single, processing technology is simple, feasible.
3, suspension emulsion disclosed by the invention, fresh-keeping for postharvest fruit and vegetable, effectively can suppress rotting of gourd, fruit and vegetable, can also delay its aging, prolong storage period or shelf life.
(4) detailed description of the invention
For realizing technical scheme of the present invention, the following specific embodiment of the present invention is described, but the present invention is not limited to these examples.The following stated embodiment, only in order to explain the present invention, can not be interpreted as the restriction to the scope of the claims of the present invention.If no special instructions, the ratio below mentioned all is weight percentage.
embodiment 1:suspension emulsion 1
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 1 | Active ingredient |
| solvents-200 | 2 | Oil phase solvent |
| T-80 | 3 | Oil phase emulsifier |
| S-80 | 2 | Oil phase emulsifier |
| D-305 | 4 | Oil phase dispersant |
| Iprodione | 1 | Active ingredient |
| Thidiazuron | 0.01 | Plant growth regulator |
| Lauryl sodium sulfate | 3 | Aqueous phase wetting agent |
| Negel | 3 | Aqueous dispersions agent |
| Ethylene glycol | 4 | Antifreezing agent |
| Xanthans | 0.2 | Thickener |
| Water | Supply 100% |
preparation method:
1, by Prochloraz dissolution with solvents, and add oil phase emulsifier, oil phase dispersant stirs, and makes oil phase;
2, iprodione is mixed with plant growth regulator, aqueous phase wetting agent, Aqueous dispersions agent, part water, make aqueous suspension agent in grinding machine for grinding 1.5h;
3, oil phase is added in aqueous suspension agent and continue grinding 30min, finally remaining water is mixed with thickener, antifreezing agent, add in suspending agent and grind 30min again, filter to obtain suspension emulsion product.
embodiment 2:suspension emulsion 2
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 3 | Active ingredient |
| Methyl oleate | 10 | Oil phase solvent |
| WELL-102# | 5 | Oil phase emulsifier |
| WELL-303# | 4 | Oil phase dispersant |
| Iprodione | 2 | Active ingredient |
| Thidiazuron | 0.05 | Plant growth regulator |
| SHK | 3 | Aqueous phase wetting agent |
| BB4 | 3 | Aqueous dispersions agent |
| Propane diols | 4 | Antifreezing agent |
| Xanthans | 0.06 | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 3:suspension emulsion 3
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 5 | Active ingredient |
| N, N dimethyl pyrrolidone | 6 | Oil phase solvent |
| TERMUL-200 | 6 | Oil phase emulsifier |
| H-66 | 6 | Oil phase dispersant |
| Iprodione | 4 | Active ingredient |
| Brassin lactones | 0.3 | Plant growth regulator |
| SHX | 6 | Aqueous phase wetting agent |
| D-305 | 5 | Aqueous dispersions agent |
| Urea | 4 | Antifreezing agent |
| Lithium magnesium silicate | 2% | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 4:suspension emulsion 4
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 5 | Active ingredient |
| Dimethylbenzene | 6 | Oil phase solvent |
| WELL-102 | 4 | Oil phase emulsifier |
| TERMUL-200 | 6 | Oil phase emulsifier |
| WELL-303 | 6 | Oil phase dispersant |
| Iprodione | 5 | Active ingredient |
| Thidiazuron | 0.5 | Plant growth regulator |
| Nafusaku | 0.1 | Plant growth regulator |
| Lauryl sodium sulfate | 7 | Aqueous phase wetting agent |
| NNO | 5 | Aqueous dispersions agent |
| Glycerine | 5 | Antifreezing agent |
| Aluminium-magnesium silicate | 4 | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 5:suspension emulsion 5
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 2 | Active ingredient |
| Methyl oleate | 6 | Oil phase solvent |
| Castor oil | 8 | Oil phase solvent |
| WELL-102 | 6 | Oil phase emulsifier |
| D-800 | 3 | Oil phase emulsifier |
| WELL-303 | 5 | Oil phase dispersant |
| Iprodione | 3 | Active ingredient |
| Thidiazuron | 0.2 | Plant growth regulator |
| Nafusaku | 0.4 | Plant growth regulator |
| EFW | 7 | Aqueous phase wetting agent |
| SOPROPHOR FD | 5 | Aqueous dispersions agent |
| Propane diols | 5 | Antifreezing agent |
| Lithium magnesium silicate | 4 | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 6:suspension emulsion 6
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 4 | Active ingredient |
| Toluene | 6 | Oil phase solvent |
| Dimethyl carbonate | 4 | Oil phase solvent |
| Dense newborn 500# | 6 | Oil phase emulsifier |
| 602 | 8 | Oil phase dispersant |
| Iprodione | 4 | Active ingredient |
| Brassin lactones | 0.5 | Plant growth regulator |
| Methyl α-naphthyl acetate | 0.5 | Plant growth regulator |
| WP410 | 7 | Aqueous phase wetting agent |
| HG-SC301 | 5 | Aqueous dispersions agent |
| Polyethylene glycol | 5 | Antifreezing agent |
| Xanthans | 0.4% | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 7:suspension emulsion 7
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 3 | Active ingredient |
| Solvents-200 solvent naphtha | 6 | Oil phase solvent |
| WELL-102 | 6 | Oil phase emulsifier |
| WELL-133 | 5 | Oil phase dispersant |
| Iprodione | 2 | Active ingredient |
| Benayl aminopurine | 0.05 | Plant growth regulator |
| Methyl α-naphthyl acetate potassium | 0.45 | Plant growth regulator |
| TERSPERSE 2210 | 7 | Aqueous phase wetting agent |
| NNO | 5 | Aqueous dispersions agent |
| Ethylene glycol | 5 | Antifreezing agent |
| Xanthans | 0.04 | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 8:suspension emulsion 8
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 3 | Active ingredient |
| Methyl oleate | 8 | Oil phase solvent |
| WELL-102# | 3 | Oil phase emulsifier |
| WELL-133# | 5 | Oil phase dispersant |
| Iprodione | 2 | Active ingredient |
| Thidiazuron | 0.5 | Plant growth regulator |
| Mk-3013 | 7 | Aqueous phase wetting agent |
| MK-63 | 5 | Aqueous dispersions agent |
| Propane diols | 5 | Antifreezing agent |
| Xanthans | 0.02 | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 9:suspension emulsion 9
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 4 | Active ingredient |
| Soybean oil | 5 | Oil phase solvent |
| Isopropyl acetone | 6 | Oil phase solvent |
| TURMEL-200 | 3 | Oil phase emulsifier |
| WELL-102# | 4 | Oil phase emulsifier |
| WELL-133# | 2 | Oil phase dispersant |
| WELL-303# | 5 | Oil phase dispersant |
| Iprodione | 3 | Active ingredient |
| Thidiazuron | 0.06 | Plant growth regulator |
| Lauryl sodium sulfate | 3 | Aqueous phase wetting agent |
| Negel | 3 | Aqueous dispersions agent |
| Ethylene glycol | 4 | Antifreezing agent |
| Xanthans | 0.2 | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 10:suspension emulsion 10
| Material name | Proportioning (%) | Purposes or type |
| Prochloraz | 4 | Active ingredient |
| Turpentine oil | 5 | Oil phase solvent |
| Fatty acid dimethylamides | 6 | Oil phase solvent |
| TURMEL-200 | 2 | Oil phase emulsifier |
| D-800 | 4 | Oil phase emulsifier |
| H-66 | 1 | Oil phase dispersant |
| WELL-303# | 5 | Oil phase dispersant |
| Iprodione | 2 | Active ingredient |
| Thidiazuron | 0.06 | Plant growth regulator |
| Methyl α-naphthyl acetate ammonium | 0.1 | Plant growth regulator |
| Benayl aminopurine | 0.2 | Plant growth regulator |
| Lauryl sodium sulfate | 3 | Aqueous phase wetting agent |
| Negel | 3 | Aqueous dispersions agent |
| Ethylene glycol | 4 | Antifreezing agent |
| Xanthans | 0.2 | Thickener |
| Water | Supply 100% |
Preparation method is with embodiment 1.
embodiment 11:application Example
Application is spinach.
Experiment process: select the fresh spinach that length, thickness, apparent condition are similar, reject and rot and have the spinach of machinery wound to be divided into different groups, method shown in embodiment 1 ~ 10 is prepared suspension emulsion 1 ~ 10 and is watered dilution 50 times, be sprayed on spinach, often kind of experiment processes repetition 3 times, spinach after having processed at room temperature is dried, then load in the polyethylene freshness protection package of 0.02mm, under normal temperature (25 DEG C), within 5 days, observe the green effect of the guarantor of above-mentioned suspension emulsion to spinach and rotting rate situation afterwards.Setup Experiments contrast (CK) is clear water processed group.
Rotting rate computational methods are as follows:
Rotting rate (%)=spinach weight of rotting/total spinach weight × 100
Protect green effect: be divided into following 5 grades, and each grade scoring situation is as following table 1.During statistics fresh-keeping effect, require to give a mark according to the scoring in table 1, finally make even and divide equally, as the green effect assessment of guarantor.
Table 1: spinach protects green effect assessment standard
| Grade | Protect green standard | Protect the scoring of green effect |
| 1 grade | Fresh, cauline leaf is greener, without yellow leaf, without wilting dehydration | 90~100 |
| 2 grades | Comparatively fresh, cauline leaf is bud green, has minority blade to start to turn yellow, without wilting dehydration | 80~90 |
| 3 grades | There is a small amount of cauline leaf to start to turn yellow, occur slightly wilting dehydration | 70~80 |
| 4 grades | Half cauline leaf starts to turn yellow, and occurs wilting dehydration | 60~70 |
| 5 grades | Cauline leaf turns yellow, and loses use value | Less than 60 points |
Table 2: different disposal is to the statistics of spinach fresh-keeping effect
| Process | Rotting rate (%) | Protect green effect (dividing) |
| Suspension emulsion 1 | 8.23 | 67 |
| Suspension emulsion 2 | 1.04 | 83 |
| Suspension emulsion 3 | 5.12 | 78 |
| Suspension emulsion 4 | 4.38 | 78 |
| Suspension emulsion 5 | 1.23 | 86 |
| Suspension emulsion 6 | 6.25 | 76 |
| Suspension emulsion 7 | 0 | 96 |
| Suspension emulsion 8 | 0 | 97 |
| Suspension emulsion 9 | 4.37 | 81 |
| Suspension emulsion 10 | 3.35 | 87 |
| Contrast | 40.82 | 25 |
As seen from the above table, suspension emulsion of the present invention, not only good to the anti-mold effect of spinach, also fine to the green effect of the guarantor of spinach, there is good fresh-keeping effect to spinach, especially embodiment 7,8 best results.
embodiment 12:suspension emulsion of the present invention compares with traditional single dose result of use
Take garlic stems as experimental subjects
Prepare suspension emulsion 8 in method shown in embodiment 8 to be diluted with water with the ratio of 1:100, select the fresh garlic stems that same kind, length, thickness, apparent condition are similar, spray a kind of sedge bud, often kind of experiment process repetition 3 times, warehouse-in precooling, storage.
Contrast uses the prochloraz aqueous emulsion of homemade 5%, the iprodione wettable powder of 5%, is diluted with water process garlic stems with the ratio of 1:100, warehouse-in precooling, storage.
Preserve after 4 months, observe above-mentioned suspension emulsion to the fresh-keeping effect of garlic stems and mildew-resistant situation.
Mildew rate computational methods are as follows:
Mildew rate (%)=mildew garlic stems radical/total garlic stems radical × 100
Fresh-keeping effect: be divided into following 5 grades, and each grade scoring situation is as following table 3.During statistics fresh-keeping effect, require to give a mark according to the scoring in table 3, finally make even and divide equally, as fresh-keeping effect evaluation.
Table 3: garlic stems fresh-keeping effect evaluation criterion
| Grade | Fresh-keeping standard | Fresh-keeping effect is marked |
| 1 grade | A kind of sedge bar is fresh emerald green, and a kind of sedge bud is full, bud green, without wilting dehydration | 90~100 |
| 2 grades | A kind of sedge bar is comparatively fresh, and a kind of sedge bud is full, has minority a kind of sedge bud to start to turn yellow, without wilting dehydration | 80~90 |
| 3 grades | A kind of sedge bar is comparatively fresh, has minority a kind of sedge bud to start to turn yellow, occurs slightly wilting dehydration | 70~80 |
| 4 grades | Half a kind of sedge bud turns yellow, and occurs wilting dehydration | 60~70 |
| 5 grades | A kind of sedge bud all turns yellow, and loses use value | Less than 60 points |
Table 4: different disposal is to the statistics of garlic stems fresh-keeping effect
| Mildew rate (%) | Fresh-keeping effect (dividing) | |
| 5% prochloraz aqueous emulsion A) | 8.20 | 49 |
| 5% iprodione wettable powder (B) | 40.56 | 58 |
| Suspension emulsion 8 | 1.69 | 96 |
As seen from the above table, suspension emulsion of the present invention is compared with iprodione medicament B with the Prochloraz medicament A of identical active constituent content under identical working concentration, anti-mold effect is better, protect green effect also better, illustrate that Prochloraz mixes adapted mutually with between iprodione and Thidiazuron, have the effect of synergy, decrease the working concentration of medicine, reduce cost, safer to environment.
Claims (10)
1. a suspension emulsion, it is characterized in that: described suspension emulsion active component is Prochloraz, iprodione and plant growth regulator, plant growth regulator is at least one in Thidiazuron, methyl α-naphthyl acetate, Nafusaku, methyl α-naphthyl acetate potassium, benayl aminopurine, brassin lactones, wherein Prochloraz accounts for the percentage by weight 1% ~ 5% of suspension emulsion, the percentage by weight that iprodione accounts for suspension emulsion is 1% ~ 5%, the percentage by weight that plant growth regulator accounts for suspension emulsion is 0.01% ~ 2%, supplies surplus to allow use and acceptable auxiliary element and water in agricultural chemicals.
2. suspension emulsion according to claim 1, it is characterized in that: preferred, the percentage by weight that Prochloraz accounts for suspension emulsion is 2% ~ 5%, and the percentage by weight that iprodione accounts for suspension emulsion is 2% ~ 5%, and the percentage by weight that plant growth regulator accounts for suspension emulsion is 0.1% ~ 2%.
3. suspension emulsion according to claim 1, is characterized in that: most preferred, and the percentage by weight that described Prochloraz accounts for suspension emulsion is 3%, and the percentage by weight that iprodione accounts for suspension emulsion is 2%, and the percentage by weight that plant growth regulator accounts for suspension emulsion is 0.5%.
4. suspension emulsion according to claim 1, is characterized in that: in described suspension emulsion, permission use and acceptable auxiliary element are: solvent, wetting agent, dispersant, emulsifying agent, antifreezing agent, thickener.
5. suspension emulsion according to claim 4, it is characterized in that: the percentage by weight that described solvent accounts for suspension emulsion is 1% ~ 20%, the percentage by weight that wetting agent accounts for suspension emulsion is 1% ~ 10%, the percentage by weight that dispersant accounts for suspension emulsion is 1% ~ 10%, the percentage by weight that emulsifying agent accounts for suspension emulsion is 1% ~ 10%, the percentage by weight that antifreezing agent accounts for suspension emulsion is 1% ~ 5%, and the percentage by weight that thickener accounts for suspension emulsion is 0% ~ 5%, and water supplies 100%.
6. suspension emulsion according to claim 4, is characterized in that: described solvent is solvents ~ 200 solvent naphtha, methyl oleate, soybean oil, acetoglyceride, turpentine oil, castor oil, toluene, dimethylbenzene, isopropyl alcohol, isobutanol, cyclohexanone, fatty acid dimethylamides, aliphatic acid and fatty acid ester, N, at least one in N dimethyl pyrrolidone, described wetting agent is alkyl sulfate, alkylbenzenesulfonate, aliphatic alcohol polyethenoxy base ether, alkylphenol-polyethenoxy base ether, at least one in sorbitan fatty acid ester, described dispersant is sodium lignin sulfonate, bay alcohol radical sodium sulphate, phosphate, at least one in alkylphenol-polyethenoxy base phosphate, described emulsifying agent is fatty alcohol type anion surfactant, Polyoxyethylene Ether Nonionic Surfactant, (EO/PO) block type non-ionic surface active agent, TERMUL-200, WELL-102#, one or more in WELL-133#, described antifreezing agent is ethylene glycol, propane diols, glycerine, polyethylene glycol, urea, sorbierite, one or more in ammonium sulfate, described thickener is xanthans, sodium carboxymethylcellulose, polyvinyl alcohol, aluminium-magnesium silicate, one or more in lithium magnesium silicate.
7. suspension emulsion according to claim 4, is characterized in that: described solvent is preferably solvents-200 solvent naphtha, methyl oleate, and preferred emulsifying agent is WELL-102, WELL-133; Preferred thickener is xanthans.
8. the preparation method of a kind of suspension emulsion according to claim 1, is characterized in that, according to the proportioning of claim 1, Prochloraz and solvent, emulsifying agent, dispersant is made missible oil phase; Iprodione and plant growth regulator, wetting agent, dispersant, part water are ground to form suspending agent; Again missible oil is added in suspending agent and grinds, finally remaining water and thickener, antifreezing agent are added in suspending agent and grind, obtained suspension emulsion after filtering.
9. suspension emulsion according to claim 1, is characterized in that: described suspension emulsion is watered dilution 25 ~ 100 times, dips and spray application.
10. suspension emulsion according to claim 1, is characterized in that: described suspension emulsion is used for gourd, fruit and vegetable post-harvest fresh-keeping, effectively suppresses gourd, fruit and vegetable to adopt rear microorganism disease, delays its aging, prolongs storage period.
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| CN201510913053.7A CN105475470A (en) | 2015-12-11 | 2015-12-11 | Suspoemulsion and preparation method thereof |
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| CN105475470A true CN105475470A (en) | 2016-04-13 |
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Cited By (5)
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| CN105918444A (en) * | 2016-05-13 | 2016-09-07 | 黄少伟 | Liquid preservative for litchi storage and preparation method and use method thereof |
| CN106962407A (en) * | 2017-04-17 | 2017-07-21 | 姜宝龙 | A kind of new plant growth regulator composition |
| CN107372808A (en) * | 2017-09-12 | 2017-11-24 | 珠海真绿色技术有限公司 | A kind of fruit composite preservative and preparation method thereof |
| CN110973129A (en) * | 2019-12-27 | 2020-04-10 | 张掖市大弓农化有限公司 | Mesotrione and butralin suspension emulsion and preparation method thereof |
| CN111374125A (en) * | 2018-12-30 | 2020-07-07 | 沈阳中化农药化工研发有限公司 | Pesticide composition in suspension emulsion and its preparation |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105918444A (en) * | 2016-05-13 | 2016-09-07 | 黄少伟 | Liquid preservative for litchi storage and preparation method and use method thereof |
| CN106962407A (en) * | 2017-04-17 | 2017-07-21 | 姜宝龙 | A kind of new plant growth regulator composition |
| CN107372808A (en) * | 2017-09-12 | 2017-11-24 | 珠海真绿色技术有限公司 | A kind of fruit composite preservative and preparation method thereof |
| CN111374125A (en) * | 2018-12-30 | 2020-07-07 | 沈阳中化农药化工研发有限公司 | Pesticide composition in suspension emulsion and its preparation |
| CN111374125B (en) * | 2018-12-30 | 2022-03-29 | 沈阳中化农药化工研发有限公司 | Pesticide composition in suspension emulsion and its preparation |
| CN110973129A (en) * | 2019-12-27 | 2020-04-10 | 张掖市大弓农化有限公司 | Mesotrione and butralin suspension emulsion and preparation method thereof |
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