CN104663701B - A kind of MTI-446 synergy suspending agent and preparation method thereof - Google Patents
A kind of MTI-446 synergy suspending agent and preparation method thereof Download PDFInfo
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- CN104663701B CN104663701B CN201510034620.1A CN201510034620A CN104663701B CN 104663701 B CN104663701 B CN 104663701B CN 201510034620 A CN201510034620 A CN 201510034620A CN 104663701 B CN104663701 B CN 104663701B
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- suspending agent
- synergist
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- 239000000375 suspending agent Substances 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000003814 drug Substances 0.000 claims abstract description 33
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000013530 defoamer Substances 0.000 claims abstract description 18
- 239000002562 thickening agent Substances 0.000 claims abstract description 16
- 239000003755 preservative agent Substances 0.000 claims abstract description 15
- 230000002335 preservative effect Effects 0.000 claims abstract description 15
- 239000006185 dispersion Substances 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 10
- 238000003801 milling Methods 0.000 claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 9
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical group OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 17
- MRUAUOIMASANKQ-UHFFFAOYSA-N cocamidopropyl betaine Chemical group CCCCCCCCCCCC(=O)NCCC[N+](C)(C)CC([O-])=O MRUAUOIMASANKQ-UHFFFAOYSA-N 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 229920001285 xanthan gum Polymers 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical group [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 claims description 8
- 235000010234 sodium benzoate Nutrition 0.000 claims description 8
- 239000004299 sodium benzoate Substances 0.000 claims description 8
- 239000003921 oil Substances 0.000 claims description 7
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- ULWHHBHJGPPBCO-UHFFFAOYSA-N propane-1,1-diol Chemical class CCC(O)O ULWHHBHJGPPBCO-UHFFFAOYSA-N 0.000 claims description 5
- 229920000570 polyether Polymers 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000000178 monomer Substances 0.000 claims description 2
- 229920002545 silicone oil Polymers 0.000 claims 1
- 238000002474 experimental method Methods 0.000 abstract description 11
- 230000000749 insecticidal effect Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 7
- 229940079593 drug Drugs 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000000080 wetting agent Substances 0.000 abstract description 2
- 239000002270 dispersing agent Substances 0.000 abstract 1
- 241000238631 Hexapoda Species 0.000 description 19
- 230000000694 effects Effects 0.000 description 18
- 238000012360 testing method Methods 0.000 description 11
- 239000007921 spray Substances 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 244000037666 field crops Species 0.000 description 8
- WMGSQTMJHBYJMQ-UHFFFAOYSA-N aluminum;magnesium;silicate Chemical compound [Mg+2].[Al+3].[O-][Si]([O-])([O-])[O-] WMGSQTMJHBYJMQ-UHFFFAOYSA-N 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 241000018137 Trialeurodes vaporariorum Species 0.000 description 5
- 150000002191 fatty alcohols Chemical class 0.000 description 5
- AXTGDCSMTYGJND-UHFFFAOYSA-N 1-dodecylazepan-2-one Chemical compound CCCCCCCCCCCCN1CCCCCC1=O AXTGDCSMTYGJND-UHFFFAOYSA-N 0.000 description 4
- 241001498622 Cixius wagneri Species 0.000 description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 4
- 230000002528 anti-freeze Effects 0.000 description 4
- 239000007900 aqueous suspension Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000000857 drug effect Effects 0.000 description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000006008 Brassica napus var napus Nutrition 0.000 description 3
- 235000001169 Brassica oleracea var oleracea Nutrition 0.000 description 3
- 241001674939 Caulanthus Species 0.000 description 3
- 150000007942 carboxylates Chemical class 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 229940008099 dimethicone Drugs 0.000 description 3
- 239000004205 dimethyl polysiloxane Substances 0.000 description 3
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 3
- YKBZOVFACRVRJN-UHFFFAOYSA-N dinotefuran Chemical compound [O-][N+](=O)\N=C(/NC)NCC1CCOC1 YKBZOVFACRVRJN-UHFFFAOYSA-N 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 241001124076 Aphididae Species 0.000 description 2
- 241001600408 Aphis gossypii Species 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 239000003905 agrochemical Substances 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000003906 humectant Substances 0.000 description 2
- 239000002917 insecticide Substances 0.000 description 2
- 231100000572 poisoning Toxicity 0.000 description 2
- 230000000607 poisoning effect Effects 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001966 tensiometry Methods 0.000 description 2
- QYYMDNHUJFIDDQ-UHFFFAOYSA-N 5-chloro-2-methyl-1,2-thiazol-3-one;2-methyl-1,2-thiazol-3-one Chemical compound CN1SC=CC1=O.CN1SC(Cl)=CC1=O QYYMDNHUJFIDDQ-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- 241000254173 Coleoptera Species 0.000 description 1
- 241000255925 Diptera Species 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000257303 Hymenoptera Species 0.000 description 1
- 241000255777 Lepidoptera Species 0.000 description 1
- 241000124008 Mammalia Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241000238814 Orthoptera Species 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- ATMLPEJAVWINOF-UHFFFAOYSA-N acrylic acid acrylic acid Chemical compound OC(=O)C=C.OC(=O)C=C ATMLPEJAVWINOF-UHFFFAOYSA-N 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229940084030 carboxymethylcellulose calcium Drugs 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical group O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 229960004011 methenamine Drugs 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- -1 nitrogen Ketone Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000361 pesticidal effect Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000008177 pharmaceutical agent Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000004563 wettable powder Substances 0.000 description 1
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to a kind of MTI-446 synergy suspending agent, it is made up of following component by weight percentage: MTI-446 20% 50%, resistance solvent 2% 5%, dispersion moisture agent 5% 8%, thickener 0.1% 1%, preservative 0.1%, antifreezing agent 3% 5%, defoamer 0.1%, synergist 2% 5%, Yu Weishui.Its preparation method is sheared for MTI-446, resistance solvent, dispersant wetting agent, thickener, preservative, antifreezing agent, defoamer, synergist and water carry out premix, then carries out two grades of sand millings and form product.The surface tension of the MTI-446 synergy suspending agent of the present invention is low, strong drug action, and preparation technology is simple, and using method is simple, is shown that by field experiment the MTI-446 synergy suspending agent of the present invention has significant insecticidal effect.
Description
Technical field
The invention belongs to pesticide production technology field, be specifically related to a kind of MTI-446 synergy suspending agent and preparation method thereof.
Background technology
MTI-446 (dinotefuran) is the third generation nicotinic insecticide of Mitsui chemical company exploitation.This medicament
There is the interior suction osmosis of brilliance, and i.e. show the highest insecticidal activity at the lowest dosage.This medicine insecticidal spectrum is wide, can prevent
Stop the various insects such as various Semipteras, Lepidoptera, Diptera, Orthoptera, Hymenoptera, beetle mesh.This medicament is to mammal, bird
Class and aquatile are fool proof, to crop without poisoning, can be used for numerous crops such as paddy rice, fruit tree, vegetables.
Modern changes quickly, and the just direction towards environmental type is developed, and suspending agent (SC) is exactly one of which, agriculture
Medicine suspending agent is that in pesticidal preparations, developing history is short, the most very fast a kind of formulation, and many herbicides, insecticidal bactericide can
It is processed into this formulation.Agricultural chemicals suspension agent, with water as decentralized medium, is insoluble or poorly soluble in the solid ground pulverizing of former medicine of water, and
By surfactant and the effect of other auxiliary agent, it is allowed to dispersed, forms the tiny higher suspension of a kind of particle, flowable
More stable liquid-solid state system, compared with missible oil, can avoid using substantial amounts of organic solvent；Compared with wettable powder, then without
Dust disperses drift；Toxicity and excitant all ratios to people and animals are relatively low；And the poisoning to crop can be alleviated；Also will not be because of organic molten
Agent and storage transportation in burn, security is higher；The danger being caused user and whole environment is reduced to quite
Low degree.Further, agricultural chemicals suspension agent excellent performance, good dispersion, suspensibility is high, and the exhibition on plant surface is puted forth effort and adheres
Power is the strongest, resistance of rainwater washing against, and drug effect ratio is more significant and also the most lasting.The most domestic insecticides adjuvant is not the most to send out very much
Reaching, the most no small gap, the suspending agent being made into existing auxiliary agent is in terms of physical stability or many
Or the problem that few existence is certain.
Open " a kind of MTI-446 suspending agent and preparation method thereof: this disclosure of the invention of Chinese invention patent CN12239829A
A kind of dinotefuran aqueous suspension agent, by weight percentage, including following component: the former medicine of MTI-446 5% ~ 40%, suspension aid 0 ~
6%, surfactant 2% ~ 20%, thickener 0 ~ 1%, defoamer 0 ~ 1%, preservative 0 ~ 1%, antifreezing agent 0.5% ~ 5%, water complements to
100% ；Described suspension aid is white carbon, bentonite, Magnesiumaluminumsilicate or kaolin；Described surfactant is NP, 500#,
Polycarboxylate, TWEEN, 600P, any mixing of 1 ~ 5 kind in thermally coupled distillation columns salt；Described thickener is
Xanthans, carboxymethylcellulose calcium, polyacrylamide or polyvinyl alcohol；Described defoamer is organic silicon defoamer, tributyl phosphate
Or butanol；Described preservative is formaldehyde, benzoic acid, Kathon CG or methenamine；Described antifreezing agent is ethylene glycol, glycerine, urea, different
Propyl alcohol or propane diols ".This patent preparation process does not add synergist, can only play the general effect of preparation, additionally this invention
Do not add resistance solvent and cannot prepare high-load MTI-446 suspending agent.
Summary of the invention
Present invention solves the technical problem that and be to provide a kind of MTI-446 synergy suspending agent and preparation method thereof, solve height and contain
A preparation difficult problem for amount MTI-446 suspending agent, improves the prevention effect of MTI-446 suspending agent, has economy by adding synergist
With environment double benefit.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of MTI-446 synergy suspending agent, by weight
Amount percentage is made up of following component: MTI-446 20%-50%, resistance solvent 2%-5%, dispersion moisture agent 5%-8%, thickener 0.1%-
1%, preservative 0.1%, antifreezing agent 3%-5%, defoamer 0.1%, synergist 2%-5%, Yu Weishui.
Further, described resistance solvent is 5# white oil；Described dispersion moisture agent is modified polycarboxylic acid salt: acrylic acid-acrylic
Acid esters-co-polymer of sulfonate, its molecular weight 30,000, each monomer mole ratio is acrylic acid: acrylate: sulfonic acid=1:3.2:0.8,；
Described thickener is xanthans and the Magnesiumaluminumsilicate mixture with arbitrary proportion；Described antifreezing agent is ethylene glycol or propane diols；Institute
Stating defoamer is organic silicon defoamer dimethicone, polyethers or n-octyl alcohol；Described preservative sodium benzoate；Described synergist is
Cocoamidopropyl betaine.
Further, the preparation process of MTI-446 synergy suspending agent is: stirring container in add amount of preparation water and
Resistance solvent, stirs, and is then sequentially added into dispersion moisture agent, thickener, preservative, antifreezing agent, defoamer, synergist and furan
The former medicine of worm amine, mixes, and 12000 revs/min carry out high speed shear 20-50 minute；Feed liquid after high speed shear carries out two grades
Sand milling, available synergy MTI-446 suspending agent.
Use and have the beneficial effects that produced by technique scheme: the present invention is compared by addition synergist and do not adds increasing
The surface tension of the MTI-446 suspending agent of effect agent reduces by 8～22 mN/m.After showing to add synergist by field experiment, desinsection is imitated
Fruit significantly improves.MTI-446 former medicine solubility in water is big, and it is 10% that the interior commonsense method of industry is only capable of making weight content
Aqueous suspension agent, is difficult to make higher amount aqueous suspension agent, and the present invention is by adding resistance solvent 5# white oil, makes the former medicine of MTI-446 exist
Solubility in water is substantially reduced, and solves the problem being difficult to prepare high-load dinotefuran aqueous suspension agent, greatly reduces production
Manufacture, artificial, packaging material, cost of transportation, improve production efficiency.MTI-446 suspending agent broad-spectrum high efficacy of the present invention, safety low-poison, rice
The crop pests such as plant hopper, cotten aphid and trialeurodes vaporariorum are efficient.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail.
Embodiment 1
Add water in the reactor have heating mantle 647 grams and 5# white oil 20 grams, stirs, and is then sequentially added into dispersion profit
Humectant modified polycarboxylic acid salt 50 grams, thickener xanthans 2 grams, aluminium-magnesium silicate 8 grams, antifreeze glycol 50 grams, defoamer polyethers 1
Gram, preservative sodium benzoate 1 gram, synergist Cocoamidopropyl betaine 20 grams and the former medicine of MTI-446 200 grams mix,
12000 revs/min carry out high speed shear 20 minutes；Then carrying out two grades of sand millings, available 20% synergy MTI-446 suspending agent is sample
Product one.
Embodiment 2
In the reactor have heating mantle, add 532 grams of water and 5# white oil 30 grams, stir, be then sequentially added into dispersion profit
Humectant modified polycarboxylic acid salt 60 grams, thickener xanthans 1 gram, aluminium-magnesium silicate 5 grams, antifreeze glycol 40 grams, defoamer are the most pungent
Alcohol 1 gram, preservative sodium benzoate 1 gram, synergist Cocoamidopropyl betaine 30 grams and the former medicine of MTI-446 300 grams mixing are all
Even, 12000 revs/min carry out high speed shear 30 minutes；Then two grades of sand millings are carried out, available 30% synergy MTI-446 suspending agent
For sample two.
Embodiment 3:
In the reactor have heating mantle, add 307 grams of water and 5# white oil 50 grams, stir, be then sequentially added into dispersion
Wetting agent modified polycarboxylic acid salt 60 grams, thickener aluminium-magnesium silicate 0.5 gram, xanthans 0.5g, antifreezing agent propane diols 30 grams, defoamer
Dimethicone 1 gram, preservative sodium benzoate 1 gram, synergist Cocoamidopropyl betaine 50 grams and the former medicine of MTI-446 500 grams
Mixing, 12000 revs/min carry out high speed shear 50 minutes；Then two grades of sand millings are carried out, available 50% synergy MTI-446
Suspending agent is sample three.
Comparative example embodiment 1
In the reactor have heating mantle, add 687 grams of water, open stirring, be then sequentially added into dispersion moisture agent modification and gather
Carboxylate 50 grams, thickener xanthans 2 grams, aluminium-magnesium silicate 8 grams, antifreeze glycol 50 grams, defoamer polyethers 1 gram, preservative
Sodium Benzoate 1 gram, the former medicine of MTI-446 200 grams mix, and 12000 revs/min carry out high speed shear 20 minutes；Then two are carried out
Level sand milling, available 20% MTI-446 suspending agent is sample four.
Comparative example embodiment 2
In the reactor have heating mantle, add 562 grams of water, open stirring, be then sequentially added into dispersion moisture agent modification and gather
Carboxylate 60 grams, thickener xanthans 1 gram, aluminium-magnesium silicate 5 grams, antifreeze glycol 40 grams, defoamer n-octyl alcohol 1 gram, anticorrosion
Agent Sodium Benzoate 1 gram, the aqueous azone of synergist 30 grams, the former medicine of MTI-446 300 grams mix, and 12000 revs/min are carried out at a high speed
Shear 30 minutes；Then carrying out two grades of sand millings, available 30% MTI-446 suspending agent is sample five.
Comparative example embodiment 3
In the reactor have heating mantle, add 357 grams of water, open stirring, be then sequentially added into dispersion moisture agent modification and gather
Carboxylate 60 grams, thickener xanthans 0.5 gram, aluminium-magnesium silicate 0.5 gram, antifreezing agent propane diols 30 grams, defoamer dimethicone 1
Gram, preservative sodium benzoate 1 gram, the aqueous fatty alcohol of synergist 50 grams, the former medicine of MTI-446 500 grams mix, 12000 revs/min
Clock carries out high speed shear 50 minutes；Then carrying out two grades of sand millings, available 50% MTI-446 suspending agent is sample six.
Tensiometry Test
Surface tension size is the important indicator of preparation drug effect, the sample one being configured embodiment and comparative example embodiment
～sample six carries out Tensiometry Test, result of the test is as shown in table 1.
Table 1 sample one～sample six surface tension
| Title | Sample one | Sample two | Sample three | Sample four | Sample five | Sample six |
| Surface tension (mN/m) | 25.1 | 24.2 | 23.1 | 45.1 | 36.9 | 37.1 |
Table 1 shows, the furan not adding synergist compared by the MTI-446 suspending agent adding Cocoamidopropyl betaine synergist
The surface tension of worm amine suspending agent reduces by 20～22 mN/m, and it is aqueous that addition compared by addition Cocoamidopropyl betaine synergist
Azone and aqueous fatty alcohol synergist effect in terms of reducing MTI-446 suspending agent surface tension is more preferable.
Land for growing field crops effect experiment one: land for growing field crops insecticidal test cotton aphid
With sample one in above-described embodiment 1～6～sample six MTI-446 suspending agent, Wei County, Hebei is carried out insecticidal test, logical
Cross the drug effect of land for growing field crops experimental examination MTI-446 synergy suspending agent.Specific experiment scheme is as follows:
Medication: each sample is repeated twice
Extension rate: 20% MTI-446 SC 2000X 3000X other press content conversion multiple dilutions
Use apparatus: conventional backpack sprayer, directed spraying
Water consumption: every mu of 30 kg of water
Investigation method: use five point samplings
Control time: after medicine three, five, seven, 15 days
Revision insect recluced rate (%)=(residual borer population in each sky after insect population radix-spray medicine before spray medicine) * 100/ sprays insect population radix before medicine
Rectifying efficacies (%)=(treatment region Revision insect recluced rate-check plot Revision insect recluced rate) * 100/(100-check plot insect population subtracts
Move back rate)
Result of the test is shown in Table 2
Effect experiment result table 2
。
As known from Table 2, the MTI-446 suspending agent of synergist is added apparently higher than the MTI-446 suspending agent not adding synergist
To cotton cotton aphid control effect, and add the MTI-446 suspending agent of synergist Cocoamidopropyl betaine than adding aqueous nitrogen
Ketone and aqueous fatty alcohol synergist preventing and treating cotton cotten aphid effect are remarkably reinforced.After medicine, the effect of 7 days is best
Land for growing field crops effect experiment two: land for growing field crops insecticidal test trialeurodes vaporariorum
Trialeurodes vaporariorum on the Quzhou booth wild cabbage of Hebei creates drug resistance in various degree to most pharmaceutical agents.Use above-mentioned sample
Product one～sample six MTI-446 suspending agent carry out insecticidal test, by the drug effect of land for growing field crops inspection MTI-446 suspending agent.Specific experiment
Scheme is as follows:
Medication: each sample is repeated twice use
Extension rate: 20% MTI-446 SC 2000X 3000X other press content conversion multiple dilutions
Use apparatus: conventional backpack sprayer, directed spraying
Water consumption: every mu of 30 kg of water
Investigation method: use five point samplings
Control time: after medicine three, five, seven, 15 days
Revision insect recluced rate (%)=(residual borer population in each sky after insect population radix-spray medicine before spray medicine) * 100/ sprays insect population radix before medicine
Rectifying efficacies (%)=(treatment region Revision insect recluced rate-check plot Revision insect recluced rate) * 100/(100-check plot insect population subtracts
Move back rate)
Result of the test is as shown in table 3.
Effect experiment result table 3
。
As known from Table 3, the MTI-446 suspending agent of synergist is added apparently higher than the MTI-446 suspending agent not adding synergist
To wild cabbage trialeurodes vaporariorum prevention effect, and the MTI-446 suspending agent adding synergist Cocoamidopropyl betaine is more aqueous than adding
Azone and aqueous fatty alcohol synergist preventing and treating wild cabbage trialeurodes vaporariorum effect are remarkably reinforced.
Land for growing field crops effect experiment three:
With same method, Nanchang planthopper being carried out land for growing field crops insecticidal test, specific experiment scheme is as follows:
Medication: each sample is repeated twice
Extension rate: 20% MTI-446 SC 2000X 3000X other press content conversion multiple dilutions
Use apparatus: conventional backpack sprayer, directed spraying
Water consumption: every mu of 30 kg of water
Investigation method: use five point samplings
Control time: after medicine three, five, seven, 15 days
Revision insect recluced rate (%)=(residual borer population in each sky after insect population radix-spray medicine before spray medicine) * 100/ sprays insect population radix before medicine
Rectifying efficacies (%)=(treatment region Revision insect recluced rate-check plot Revision insect recluced rate) * 100/(100-check plot insect population subtracts
Move back rate)
Result of the test is as shown in table 4.
Effect experiment result table 4
。
As known from Table 4, the MTI-446 suspending agent of synergist is added apparently higher than the MTI-446 suspending agent not adding synergist
To planthopper prevention effect, and add the MTI-446 suspending agent of synergist Cocoamidopropyl betaine than adding aqueous azone
It is remarkably reinforced with aqueous fatty alcohol synergist preventing and treating planthopper effect.
Claims (2)
1. a MTI-446 synergy suspending agent, it is characterised in that it is made up of following component by weight percentage: MTI-446 20%-
50%, resistance solvent 2%-5%, dispersion moisture agent 5%-8%, thickener 0.1%-1%, preservative 0.1%, antifreezing agent 3%-5%, defoamer
0.1%, synergist 2%-5%, Yu Weishui；
Wherein, described resistance solvent is 5# white oil；Described dispersion moisture agent is modified polycarboxylic acid salt: acrylic acid-acrylic ester-sulfonic acid
Salt copolymer, its molecular weight 30,000, each monomer mole ratio is acrylic acid: acrylate: sulfonic acid=1:3.2:0.8；Described thickener
Mix with arbitrary proportion for xanthans and Magnesiumaluminumsilicate；Described antifreezing agent is ethylene glycol or propane diols；Described defoamer is diformazan
Base silicone oil, polyethers or n-octyl alcohol；Described preservative is Sodium Benzoate；Described synergist is Cocoamidopropyl betaine.
2. the preparation method of the MTI-446 synergy suspending agent described in claim 1, it is characterised in that step is as follows: in the appearance of stirring
Device adds water and the resistance solvent of amount of preparation, stirs, be then sequentially added into described dispersion moisture agent, thickener, preservative,
The former medicine of antifreezing agent, defoamer, synergist and MTI-446, mixes, and 12000 revs/min carry out high speed shear 20-50 minute；
Feed liquid after high speed shear carries out two grades of sand millings, available described MTI-446 synergy suspending agent.
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| CN109221225A (en) * | 2018-09-28 | 2019-01-18 | 绩溪农华生物科技有限公司 | A kind of dinotefuran synergy suspending agent and preparation method thereof |
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