CN102301996A - Water emulsion pesticide system and preparation method thereof - Google Patents
Water emulsion pesticide system and preparation method thereof Download PDFInfo
- Publication number
- CN102301996A CN102301996A CN201110279476A CN201110279476A CN102301996A CN 102301996 A CN102301996 A CN 102301996A CN 201110279476 A CN201110279476 A CN 201110279476A CN 201110279476 A CN201110279476 A CN 201110279476A CN 102301996 A CN102301996 A CN 102301996A
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- CN
- China
- Prior art keywords
- water
- component
- emulsifier
- agricultural chemicals
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 239000000575 pesticide Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000000839 emulsion Substances 0.000 title abstract description 22
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 62
- 239000003921 oil Substances 0.000 claims abstract description 41
- 229920002521 macromolecule Polymers 0.000 claims abstract description 37
- 229920000642 polymer Polymers 0.000 claims abstract description 19
- 239000003960 organic solvent Substances 0.000 claims abstract description 15
- 239000008367 deionised water Substances 0.000 claims abstract description 14
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 14
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 13
- -1 acrylic ester Chemical class 0.000 claims abstract description 13
- 239000010779 crude oil Substances 0.000 claims abstract description 12
- 239000006185 dispersion Substances 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 9
- 239000006184 cosolvent Substances 0.000 claims abstract description 8
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims abstract description 7
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000019270 ammonium chloride Nutrition 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims description 47
- 238000009472 formulation Methods 0.000 claims description 39
- 239000003905 agrochemical Substances 0.000 claims description 37
- 239000003814 drug Substances 0.000 claims description 37
- 239000008267 milk Substances 0.000 claims description 35
- 210000004080 milk Anatomy 0.000 claims description 35
- 235000013336 milk Nutrition 0.000 claims description 35
- 235000019198 oils Nutrition 0.000 claims description 35
- 238000003756 stirring Methods 0.000 claims description 27
- 239000012071 phase Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 239000008346 aqueous phase Substances 0.000 claims description 8
- 239000004009 herbicide Substances 0.000 claims description 8
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 7
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- 150000005690 diesters Chemical class 0.000 claims description 6
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical class NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 5
- 238000005660 chlorination reaction Methods 0.000 claims description 5
- GQOKIYDTHHZSCJ-UHFFFAOYSA-M dimethyl-bis(prop-2-enyl)azanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC=C GQOKIYDTHHZSCJ-UHFFFAOYSA-M 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 5
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 claims description 4
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 4
- 239000000642 acaricide Substances 0.000 claims description 4
- 230000000844 anti-bacterial effect Effects 0.000 claims description 4
- 239000003899 bactericide agent Substances 0.000 claims description 4
- 230000002363 herbicidal effect Effects 0.000 claims description 4
- 239000002917 insecticide Substances 0.000 claims description 4
- 239000002480 mineral oil Substances 0.000 claims description 4
- 239000005648 plant growth regulator Substances 0.000 claims description 4
- 238000006116 polymerization reaction Methods 0.000 claims description 4
- YZHUMGUJCQRKBT-UHFFFAOYSA-M sodium chlorate Chemical compound [Na+].[O-]Cl(=O)=O YZHUMGUJCQRKBT-UHFFFAOYSA-M 0.000 claims description 4
- DXPPIEDUBFUSEZ-UHFFFAOYSA-N 6-methylheptyl prop-2-enoate Chemical group CC(C)CCCCCOC(=O)C=C DXPPIEDUBFUSEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 230000003750 conditioning effect Effects 0.000 claims description 3
- AVWKSSYTZYDQFG-UHFFFAOYSA-M dimethyl-octadecyl-prop-2-enylazanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCC[N+](C)(C)CC=C AVWKSSYTZYDQFG-UHFFFAOYSA-M 0.000 claims description 3
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 3
- 239000004034 viscosity adjusting agent Substances 0.000 claims description 3
- YOIZTLBZAMFVPK-UHFFFAOYSA-N 2-(3-ethoxy-4-hydroxyphenyl)-2-hydroxyacetic acid Chemical compound CCOC1=CC(C(O)C(O)=O)=CC=C1O YOIZTLBZAMFVPK-UHFFFAOYSA-N 0.000 claims description 2
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 claims description 2
- WROUWQQRXUBECT-UHFFFAOYSA-N 2-ethylacrylic acid Chemical compound CCC(=C)C(O)=O WROUWQQRXUBECT-UHFFFAOYSA-N 0.000 claims description 2
- RPWFJAMTCNSJKK-UHFFFAOYSA-N Dodecyl gallate Chemical compound CCCCCCCCCCCCOC(=O)C1=CC(O)=C(O)C(O)=C1 RPWFJAMTCNSJKK-UHFFFAOYSA-N 0.000 claims description 2
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 2
- CNCOEDDPFOAUMB-UHFFFAOYSA-N N-Methylolacrylamide Chemical class OCNC(=O)C=C CNCOEDDPFOAUMB-UHFFFAOYSA-N 0.000 claims description 2
- 239000010775 animal oil Substances 0.000 claims description 2
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 2
- 238000007334 copolymerization reaction Methods 0.000 claims description 2
- 239000000555 dodecyl gallate Substances 0.000 claims description 2
- 229940080643 dodecyl gallate Drugs 0.000 claims description 2
- 235000010386 dodecyl gallate Nutrition 0.000 claims description 2
- 238000007720 emulsion polymerization reaction Methods 0.000 claims description 2
- WDAXFOBOLVPGLV-UHFFFAOYSA-N ethyl isobutyrate Chemical compound CCOC(=O)C(C)C WDAXFOBOLVPGLV-UHFFFAOYSA-N 0.000 claims description 2
- 239000004519 grease Substances 0.000 claims description 2
- 238000000265 homogenisation Methods 0.000 claims description 2
- PBOSTUDLECTMNL-UHFFFAOYSA-N lauryl acrylate Chemical compound CCCCCCCCCCCCOC(=O)C=C PBOSTUDLECTMNL-UHFFFAOYSA-N 0.000 claims description 2
- 235000010446 mineral oil Nutrition 0.000 claims description 2
- HMZGPNHSPWNGEP-UHFFFAOYSA-N octadecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C(C)=C HMZGPNHSPWNGEP-UHFFFAOYSA-N 0.000 claims description 2
- FSAJWMJJORKPKS-UHFFFAOYSA-N octadecyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C=C FSAJWMJJORKPKS-UHFFFAOYSA-N 0.000 claims description 2
- NZIDBRBFGPQCRY-UHFFFAOYSA-N octyl 2-methylprop-2-enoate Chemical compound CCCCCCCCOC(=O)C(C)=C NZIDBRBFGPQCRY-UHFFFAOYSA-N 0.000 claims description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 238000010558 suspension polymerization method Methods 0.000 claims description 2
- XZHNPVKXBNDGJD-UHFFFAOYSA-N tetradecyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCOC(=O)C=C XZHNPVKXBNDGJD-UHFFFAOYSA-N 0.000 claims description 2
- 235000015112 vegetable and seed oil Nutrition 0.000 claims description 2
- 239000008158 vegetable oil Substances 0.000 claims description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims 1
- 229920002554 vinyl polymer Polymers 0.000 claims 1
- 231100000053 low toxicity Toxicity 0.000 abstract description 4
- 239000002671 adjuvant Substances 0.000 abstract 1
- ABBZJHFBQXYTLU-UHFFFAOYSA-N but-3-enamide Chemical compound NC(=O)CC=C ABBZJHFBQXYTLU-UHFFFAOYSA-N 0.000 abstract 1
- 230000000379 polymerizing effect Effects 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 51
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 50
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 16
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 12
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 11
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 235000011187 glycerol Nutrition 0.000 description 8
- ALSTYHKOOCGGFT-KTKRTIGZSA-N (9Z)-octadecen-1-ol Chemical compound CCCCCCCC\C=C/CCCCCCCCO ALSTYHKOOCGGFT-KTKRTIGZSA-N 0.000 description 7
- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 description 7
- 229940055577 oleyl alcohol Drugs 0.000 description 7
- XMLQWXUVTXCDDL-UHFFFAOYSA-N oleyl alcohol Natural products CCCCCCC=CCCCCCCCCCCO XMLQWXUVTXCDDL-UHFFFAOYSA-N 0.000 description 7
- XGWIJUOSCAQSSV-XHDPSFHLSA-N (S,S)-hexythiazox Chemical compound S([C@H]([C@@H]1C)C=2C=CC(Cl)=CC=2)C(=O)N1C(=O)NC1CCCCC1 XGWIJUOSCAQSSV-XHDPSFHLSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- 239000005661 Hexythiazox Substances 0.000 description 6
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 6
- YUVKUEAFAVKILW-UHFFFAOYSA-N 2-(4-{[5-(trifluoromethyl)pyridin-2-yl]oxy}phenoxy)propanoic acid Chemical compound C1=CC(OC(C)C(O)=O)=CC=C1OC1=CC=C(C(F)(F)F)C=N1 YUVKUEAFAVKILW-UHFFFAOYSA-N 0.000 description 5
- BOTNFCTYKJBUMU-UHFFFAOYSA-N 2-[4-(2-methylpropyl)piperazin-4-ium-1-yl]-2-oxoacetate Chemical compound CC(C)C[NH+]1CCN(C(=O)C([O-])=O)CC1 BOTNFCTYKJBUMU-UHFFFAOYSA-N 0.000 description 5
- IXVMHGVQKLDRKH-VRESXRICSA-N Brassinolide Natural products O=C1OC[C@@H]2[C@@H]3[C@@](C)([C@H]([C@@H]([C@@H](O)[C@H](O)[C@H](C(C)C)C)C)CC3)CC[C@@H]2[C@]2(C)[C@@H]1C[C@H](O)[C@H](O)C2 IXVMHGVQKLDRKH-VRESXRICSA-N 0.000 description 5
- 239000004147 Sorbitan trioleate Substances 0.000 description 5
- PRXRUNOAOLTIEF-ADSICKODSA-N Sorbitan trioleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@H]1OC[C@H](O)[C@H]1OC(=O)CCCCCCC\C=C/CCCCCCCC PRXRUNOAOLTIEF-ADSICKODSA-N 0.000 description 5
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- KKMLIVYBGSAJPM-UHFFFAOYSA-L propineb Chemical compound [Zn+2].[S-]C(=S)NC(C)CNC([S-])=S KKMLIVYBGSAJPM-UHFFFAOYSA-L 0.000 description 1
- DWFZBUWUXWZWKD-UHFFFAOYSA-N pyridaben Chemical compound C1=CC(C(C)(C)C)=CC=C1CSC1=C(Cl)C(=O)N(C(C)(C)C)N=C1 DWFZBUWUXWZWKD-UHFFFAOYSA-N 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- ODCWYMIRDDJXKW-UHFFFAOYSA-N simazine Chemical compound CCNC1=NC(Cl)=NC(NCC)=N1 ODCWYMIRDDJXKW-UHFFFAOYSA-N 0.000 description 1
- MSFGZHUJTJBYFA-UHFFFAOYSA-M sodium dichloroisocyanurate Chemical compound [Na+].ClN1C(=O)[N-]C(=O)N(Cl)C1=O MSFGZHUJTJBYFA-UHFFFAOYSA-M 0.000 description 1
- HCJLVWUMMKIQIM-UHFFFAOYSA-M sodium;2,3,4,5,6-pentachlorophenolate Chemical compound [Na+].[O-]C1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl HCJLVWUMMKIQIM-UHFFFAOYSA-M 0.000 description 1
- 239000001593 sorbitan monooleate Substances 0.000 description 1
- 235000011069 sorbitan monooleate Nutrition 0.000 description 1
- 229940035049 sorbitan monooleate Drugs 0.000 description 1
- 239000001587 sorbitan monostearate Substances 0.000 description 1
- 235000011076 sorbitan monostearate Nutrition 0.000 description 1
- 229940035048 sorbitan monostearate Drugs 0.000 description 1
- 229960005078 sorbitan sesquioleate Drugs 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- ZDXMLEQEMNLCQG-UHFFFAOYSA-N sulfometuron methyl Chemical group COC(=O)C1=CC=CC=C1S(=O)(=O)NC(=O)NC1=NC(C)=CC(C)=N1 ZDXMLEQEMNLCQG-UHFFFAOYSA-N 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- BJNLLBUOHPVGFT-QRZIFLFXSA-N teichomycin Chemical compound CCCCCCCCCC(=O)N[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC(C(=C1)OC=2C(=CC(=CC=2)[C@@H](O[C@H]2[C@@H]([C@@H](O)[C@H](O)[C@@H](CO)O2)NC(C)=O)[C@H]2C(N[C@H](C3=CC(O)=CC(O[C@@H]4[C@H]([C@@H](O)[C@H](O)[C@@H](CO)O4)O)=C3C=3C(O)=CC=C(C=3)[C@@H](NC3=O)C(=O)N2)C(O)=O)=O)Cl)=C(OC=2C(=CC(C[C@H](C(N4)=O)NC(=O)[C@H](N)C=5C=C(O6)C(O)=CC=5)=CC=2)Cl)C=C1[C@H]3NC(=O)[C@@H]4C1=CC6=CC(O)=C1 BJNLLBUOHPVGFT-QRZIFLFXSA-N 0.000 description 1
- QGHREAKMXXNCOA-UHFFFAOYSA-N thiophanate-methyl Chemical compound COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC QGHREAKMXXNCOA-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XOPFESVZMSQIKC-UHFFFAOYSA-N triasulfuron Chemical compound COC1=NC(C)=NC(NC(=O)NS(=O)(=O)C=2C(=CC=CC=2)OCCCl)=N1 XOPFESVZMSQIKC-UHFFFAOYSA-N 0.000 description 1
- FFSJPOPLSWBGQY-UHFFFAOYSA-N triazol-4-one Chemical compound O=C1C=NN=N1 FFSJPOPLSWBGQY-UHFFFAOYSA-N 0.000 description 1
- YMXOXAPKZDWXLY-QWRGUYRKSA-N tribenuron methyl Chemical group COC(=O)[C@H]1CCCC[C@@H]1S(=O)(=O)NC(=O)N(C)C1=NC(C)=NC(OC)=N1 YMXOXAPKZDWXLY-QWRGUYRKSA-N 0.000 description 1
- NFACJZMKEDPNKN-UHFFFAOYSA-N trichlorfon Chemical compound COP(=O)(OC)C(O)C(Cl)(Cl)Cl NFACJZMKEDPNKN-UHFFFAOYSA-N 0.000 description 1
- DQJCHOQLCLEDLL-UHFFFAOYSA-N tricyclazole Chemical compound CC1=CC=CC2=C1N1C=NN=C1S2 DQJCHOQLCLEDLL-UHFFFAOYSA-N 0.000 description 1
- ZSDSQXJSNMTJDA-UHFFFAOYSA-N trifluralin Chemical compound CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O ZSDSQXJSNMTJDA-UHFFFAOYSA-N 0.000 description 1
- YNWVFADWVLCOPU-MAUPQMMJSA-N uniconazole P Chemical compound C1=NC=NN1/C([C@@H](O)C(C)(C)C)=C/C1=CC=C(Cl)C=C1 YNWVFADWVLCOPU-MAUPQMMJSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical class [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
- AMHNZOICSMBGDH-UHFFFAOYSA-L zineb Chemical compound [Zn+2].[S-]C(=S)NCCNC([S-])=S AMHNZOICSMBGDH-UHFFFAOYSA-L 0.000 description 1
- DUBNHZYBDBBJHD-UHFFFAOYSA-L ziram Chemical compound [Zn+2].CN(C)C([S-])=S.CN(C)C([S-])=S DUBNHZYBDBBJHD-UHFFFAOYSA-L 0.000 description 1
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention provides a water emulsion pesticide system capable of substituting for the traditional oil emulsion. The system comprises the following raw materials by weight percent: 0.5-60% of crude pesticide or pesticide crude oil, 0.5-5% of macromolecule emulsifier, 0.5-10% of micromolecule emulsifier, 0-15% of cosolvent, 0-5% of adjuvant and the balance of deionized water, wherein the macromolecule emulsifier is an amphiphilic polymer which is formed by polymerizing a component 1, a component 2 and a component 3 at a mole ratio of 1:(0.05-0.5):(0-0.5) and is in a micro-crosslinked structure; the viscosity of the 1% deionized water dispersion of the polymer is between 100 mPa.s to 10000 mPa.s at pH value of 5-9 and 25 DEG C, and a relative molecular weight of the polymer is between 0.5 million to 20 million; the component 1 is acrylic acid or acrylic ester with carbon molecular number not more than 36; the component 2 is alkenyl ammonium chloride with carbon molecular number not more than 25; and the component 3 is allyl amide with carbon molecular number not more than 5. The water emulsion pesticide system provided by the invention enables the crude pesticide with tiny solubility in water, oil or organic solvents to form the water emulsion with low toxicity, high efficiency, and good stability. The invention further provides a preparation method of the water emulsion pesticide.
Description
Technical field
The present invention relates to a kind of agricultural chemicals, relate in particular to a kind of water and milk formulation agricultural chemicals, more specifically relate to the water and milk formulation agricultural chemicals system of a kind of former medicine that solvability is extremely low in water, oil or organic solvent or crude oil.The invention still further relates to the preparation method of above-mentioned water and milk formulation agricultural chemicals system.
Background technology
The former medicine of agricultural chemicals generally can not directly use, and must process to be mixed with various types of preparations and could to use, and the form of preparation is claimed formulation, and commercially available agricultural chemical all is that the sold-in with certain formulation arrives the user's.Missible oil is a bigger formulation of China's pesticide dosage, and it is that pesticide original medicine is dissolved in the organic solvent (benzene,toluene,xylene) according to a certain percentage, adds a certain amount of agricultural chemicals emulsifier special, is mixed with transparent homogeneous liquid; Because missible oil is easy to use, the proportional emulsion of thin up can use, and contains emulsifier in the missible oil; Help droplet and on crops, polypide and germ, adhere to and sprawl, dispenser and deposition effect are relatively good, and the lasting period is longer; Good drug efficacy, thus be able to extensive use, but a large amount of organic solvents that contain in the missible oil; In use can cause serious murder by poisoning to people and animals and environment, the raising of Along with people's environmental consciousness, missible oil is being substituted by other formulations in recent years gradually.
The water and milk formulation is a kind of agricultural chemicals of novel form; It is that former medicine of water-fast liquid state or solid-state former medicine are dissolved in a small amount of organic cosolvent; Form liquid through the emulsification of emulsifier again, and be scattered in the water and form, owing to replaced organic solvent for environment or the toxic effect of people and animals as dispersion medium with water in the aqueous emulsion with the droplet of 0.5-1.5 micron; Thereby reduced the usage amount of organic solvent, had advantages such as low toxicity, environmental protection, safety.Water and milk formulation agricultural chemicals is the important directions of present stage formulations of pesticide development; At present at the water and milk formulation agricultural chemicals of selling on the market; Its former medicine all is the organic phosphor that in water, has big solvability; And minimum for solvability in water, as can only to be dissolved in organic solvent missible oil formulation pesticide original medicine and in water, oil and organic solvent all very former medicine of the solid of indissoluble or crude oil, still do not find a kind of suitable emulsifier to make its effective emulsification, thereby form stable, water and milk system efficiently.For how these minimum pesticide original medicines of solvability in water, oil or organic solvent are mixed with low toxicity, water and milk formulation agricultural chemicals system efficiently, be the problem that those skilled in the art endeavour to study always.
Summary of the invention
For solving the problem of above existence; The water and milk formulation agricultural chemicals system that the purpose of this invention is to provide a kind of alternative traditional missible oil formulation, this water and milk formulation agricultural chemicals system can make the minimum pesticide original medicine of in water, oil or organic solvent solvability form the aqueous emulsion of low toxicity, efficient and good stability.
Another object of the present invention also is to provide the preparation method of above-mentioned water and milk formulation agricultural chemicals system.
For realizing above purpose, water and milk formulation agricultural chemicals system of the present invention comprises following component and percentage by weight:
Pesticide original medicine or crude oil 0.5-60%
Macromolecule emulsifier 0.5-5%
Small-molecular emulsifier 0.5-10%
Cosolvent 0-15%
Auxiliary agent 0-5%
The deionized water surplus
Wherein, pesticide original medicine or crude oil are the mixture of single variety or several kinds in insecticide, miticide, bactericide, weed killer herbicide and the plant growth regulator; Macromolecule emulsifier is the parental type polymer with little cross-linked structure that is obtained by 1 ︰, 0.05-0.5 ︰, 0-0.5 polymerization in molar ratio of component 1, component 2 and component 3; This polymer 25 ℃, pH value be 5-9,1% deionized water dispersion liquid viscosity at 100 mPas between the 10000mPas, relative molecular weight is between 500,000 to 2,000 ten thousand; Component 1 is the acid of propylene class or the ester of carbon molecular number≤36, and component 2 is the thiazolinyl ammonium chloride of carbon molecular number≤25, and component 3 is the acrylic acid amides of carbon molecular number≤5; Small-molecular emulsifier is a relative molecular weight less than 1000 water-in-oil emulsifier or oil-water emulsifiers.
Pesticide original medicine or crude oil that this water and milk formulation agricultural chemicals system is suitable for can be the former medicines of liquid that is insoluble in water in the missible oil formulation agricultural chemicals; Also can be former medicine of all extremely insoluble solid or crude oil in water, oil and organic solvent, as in the insecticide: dichlorvos, chlorophos, fenthion, orthene, chlopyrifos, malathion, phoxim, cynock, Rogor, diazinon, Hostathion, Diothyl, Benfuracard micro, carbaryl, carbosulfan, dimethyl phenyl carbamate, the two prestige of sulphur, ethiofencarb, beta-cypermethrin, betacyfluthrin, Biphenthrin, cypermethrin, sumicidin, alpha-cypermethrin, butyl ether urea, diflubenzuron, methoprene, Imidacloprid, Nitenpyram, AVM, macro tetrolide, multiple killing teichomycin etc.;
In the miticide: dicofol, Hexythiazox, fenbutatin oxide, four mite piperazines, azoles mite ester, pyridaben, Amitraz, alkynes mite top grade;
Be mixed in the insecticidal/acaricidal agent: bromine cyanogen dichlorvos, first cyanogen Hostathion, horse traction Methomyl, high chlorine horse, A Wei chlopyrifos, enemy horse, dichlorvos horse, enemy's hundred phoxims, A Weigao chlorine, A Weigao chlorine fluorine, thiazine Mobucin, chlorine cyanogen mite alcohol, the pure Hexythiazox of mite etc.;
In bactericide and the nematocide: mancozeb, zineb, Propineb, Carbatene, tmtd, ziram, asomate, bis methylarsine, captan, folpet, S-Ethyl ethylthio sulfonate, phosethyl-Al, tolelofos-methyl, tpn, flutolanil, metalaxyl, thiophanate-methyl, Hostathion, triazolone, carbendazim, albendazole, the mould prestige of second, farming are anti-, kilnitamin copper, sodium dichloro cyanurate, well ridge tricyclazole, many good fortune gram, gram ketone tmtd etc.;
In the weed killer herbicide: 2,4-d butyl ester, dicamba, two careless ether, fluazifop, haloxyfop-P-methyl, efficient haloxyfop-methyl spirit, penta sodium pentachlorophenate, fluoroglycofen-ethyl, fomesafen, Pendimethalin, trefanocide, metazachlor, Acetochlor, the third careless amine, napropamide, benthiocarb, vernolate, chlortoluron, daimuron, metsulfuron-methyl, sulfometuronmethyl, tribenuron-methyl, triasulfuron, hexazinone, ametryn, Simanex, bentazone, paraquat, two chloroquine phosphoric acid, propyl-ester nitorfen, Brominal, a fourth Acetochlor, first dicamba, smart quinoline benazolin, benzyl dichloro, benzene benzyl Acetochlor, benzyl fourth, two sulphur methiodides swell, the phonetic methiodide of acyl is grand etc.;
In the plant growth regulator: ethrel, paclobutrazol, gibberellin, methyl, chlormequat, uniconazole P, maleic hydrazide, first piperazine, daminozide, study on brassinolide, chlorpropham etc. are arranged.
Above-mentioned cosolvent is meant can be with the dissolving of pesticide original medicine or crude oil, disperse or suspend to be emulsible liquid condition, like vegetable oil, animal oil, mineral oil, synthetic quasi-grease or relative molecular weight less than 1000 organic solvent.
Above-mentioned auxiliary agent is meant antifreezing agent general in the agricultural chemicals system, pH value conditioning agent, viscosity modifier or efficacy stability agent; Antifreezing agent commonly used is materials such as ethylene glycol, propane diols, glycerine, urea, ammonium sulfate; PH value conditioning agent commonly used is materials such as organic acid, inorganic acid, organic base, inorganic base; Viscosity modifier commonly used is mineral salt, bentonite, diatomite, silicon dioxide powder etc.; The efficacy stability agent is meant and can prevents and slow down the material that active ingredient is decomposed, like 1,2-butanediol, isopropyl phosphoric acid ester etc.
The preferred reversed emulsion polymerization of the polymerization of above-mentioned macromolecule emulsifier, dispersion copolymerization method or inverse suspension polymerization method.
The component 1 preferred butyl acrylate of above-mentioned macromolecule emulsifier; Ethyl acrylate; 2-ethyl hexyl acrylate; Isooctyl acrylate monomer; Acrylic acid; Methyl acrylate; Dodecyl acrylate; Tetradecyl acrylate; Octadecyl acrylate; Acrylic acid 20 diester; Methacrylic acid; Butyl methacrylate; The methylpropanoic acid ethyl ester; 2-Propenoic acid, 2-methyl-, octyl ester; EHMA; Methyl methacrylate; The metering system dodecyl gallate; Methacrylic acid 14 esters; Octadecyl methacrylate; Methacrylic acid 20 diester; In the ethylacrylic acid one or both.
In the component 2 optimal ethylene ammonium chlorides of above-mentioned macromolecule emulsifier, acrylic chlorination ammonium, methyl-acrylyl oxy-ethyl-trimethyl salmiac, octadecyl dimethyl-allyl ammonium chloride, dimethyl diallyl ammonium chloride, the acrylyl oxy-ethyl-trimethyl salmiac one or both.
Component 3 preferred acrylamides, Methacrylamide, N-methylol acrylic acid amides or the N of above-mentioned macromolecule emulsifier, the N-DMAA.
Above-mentioned water-in-oil emulsifier and oil-in-water emulsifiers are that industry is universal; Water-in-oil emulsifier is one or both in the following material; Like oleic acid, isocholesterol, acetylated monoglyceride, the two stearates of glycerine, sorbitan trioleate, anhydrous sorbitol tristearate, glycerin mono-fatty acid ester, sorbitan monooleate, sorbitan sesquioleate, sorbitan monostearate, anhydrous sorbitol monopalmitate, POE (1.5) nonyl phenolic ether, POE (4) nonyl phenolic ether, POE (2) oleyl alcohol ether, POE (4) hexadecanol ether, POE (6) octadecanol ether, POE (4) lauryl alcohol ether, the stearic alcohol ether of POE (2), glyceryl monolaurate, ten glycerine, four oleates (wherein POE=polyoxyethylene is together following); Oil-in-water emulsifiers is one or both in the following material: like (PEG=polyethylene glycol wherein such as POE (8) nonyl phenolic ether, POE (10) nonyl phenolic ether, POE (20) sorbitan trioleate, POE (50) sorbierite six oleates, POE (15) lauryl alcohol, POE (20) lauryl alcohol, POE (23) lauryl alcohol, POE (25) lauryl alcohol, POE (6) tridecane alcohol ether, POE (15) tetradecyl alchohol ether, POE (20) hexadecanol ether, POE (25) octadecanol ether, POE (20) glyceryl monostearate, PEG400 monolaurate, PEG600 monostearate, the stearic alcohol ether of POE (20), PEG40 rilanit special, castor oil/rilanit special ethylene oxide condensate, POP/POE condensation product, POE (8) lauric acid monoesters, P0E (4) dehydration sorbic alcohol monolaurate, POE (15) tallow acid (ether), the stearic alcohol ether of POE (20), POE (20) tallow amine, POE (20) dehydration sorbic alcohol monopalmitate, POE (20) dehydration sorbic alcohol monolaurate; The POP=polyoxypropylene, down together).
The preparation method of water and milk formulation agricultural chemicals system of the present invention comprises the steps:
(1) mixes by the small-molecular emulsifier of prescription, be oil phase pesticide original medicine or crude oil and 35-60%;
(2) macromolecule emulsifier and remaining small-molecular emulsifier are mixed, under stirring state, add deionized water, dissolving evenly is water;
(3) under high speed homogenization stirs, oil phase is added drop-wise to aqueous phase, drips and finish back stirring 10 minutes, promptly obtain water and milk formulation agricultural chemicals.
In the said method, the pesticide original medicine of step (1) mixes with small-molecular emulsifier earlier with after cosolvent mixes again.
In the said method, step (3) adds auxiliary agent after oil phase being dripped complete the stirring; The speed that step (3) stirs is 500 rev/mins-3500 rev/mins.
Water and milk formulation agricultural chemicals system of the present invention has following advantage:
1, adopts the macromolecule emulsifier of amphiphilic; Contain hydrophilic radical and lipophile group in its strand; Dispersion, high adsorption capacity to former medicine are equipped with small-molecular emulsifier again, make that the minimum pesticide original medicine of solvability can form aqueous emulsion system efficiently in water, oil or organic solvent.
2, macromolecule emulsifier of the present invention has little cross-linked structure; Wherein include covalent bond, hydrogen bond and Van der Waals force and intermolecular association; In water, after swelling or the dissolving, can form faint bridge formation characteristic, this characteristic can be dripped (particle) and played package action to original liquid; Can prevent that more original liquid from dripping reunion or the gathering between (particle) and the drop (particle), plays extraordinary suspending stabilized effect.
3, the cation charged group and the non-ionic group that contain of macromolecule emulsifier of the present invention; Can form the stratiform electric charge; Can form double electrical layers to former medicine emulsion droplet or solid particle, emulsion droplet or solid particle are played more outstanding suspension effect, make the aqueous emulsion system more stable.
4, water and milk formulation agricultural chemicals system of the present invention, under the addition situation seldom of emulsifier, its stable performance; Long term storage is not separated, and active ingredient is degraded hardly, and replaces a large amount of organic solvents with water; Cost is lower than emulsifiable concentrates for agricultural chemicals, can replace traditional missible oil formulation fully.
Embodiment
Embodiment 1 (former medicine is the aqueous emulsion of chlorpyrifos system)
1, prescription (in 100 kilograms of total amounts):
| Component | Addition (kilogram) |
| Chlopyrifos | 40 |
| Macromolecule emulsifier | 4 |
| POE (20) sorbitan trioleate | 5 |
| Xylol | 10 |
| Water | Add 100 to |
Macromolecule emulsifier wherein is the parental type polymer with little cross-linked structure that acrylic acid/acrylic chlorination ammonium/acrylamide obtains through the inverse emulsion polymerization method with mol ratio 1 ︰ 0.4 ︰ 0.4; This polymer 25 ℃, pH value be 7.1,1% deionized water dispersion liquid viscosity at 8300mPas, relative molecular weight is about 1,600 ten thousand.
2, preparation method:
(1) xylol is mixed evenly with former medicine chlopyrifos by above-mentioned prescription, mix with 3 kilograms POE (20) sorbitan trioleate again, be oil phase;
(2) macromolecule emulsifier and remaining POE (20) sorbitan trioleate are mixed, under stirring state, supply the water in the prescription, dissolving evenly is water;
(3) under 3000 rev/mins speed homogeneous stirring, oil phase is added drop-wise to aqueous phase, dropwises the back and stirred 10 minutes, promptly obtain 40% chlorpyrifos aqueous emulsion.
Embodiment 2 (former medicine is the aqueous emulsion system of fenbutatin oxide)
1, prescription (in 100 kilograms of total amounts)
| Component | Addition (kilogram) |
| Fenbutatin oxide | 10 |
| Macromolecule emulsifier | 3 |
| Isocholesterol | 1 |
| POE (4) nonyl phenolic ether | 5 |
| No. 5 White Mineral Oils | 15 |
| Ethylene glycol | 3 |
| Water | Add 100 to |
Macromolecule emulsifier wherein is the parental type polymer with little cross-linked structure that Isooctyl acrylate monomer/acrylic chlorination ammonium/Methacrylamide obtains through the inverse emulsion polymerization method with mol ratio 1 ︰ 0.1 ︰ 0.2; This polymer 25 ℃, pH value be 6.8,1% deionized water dispersion liquid viscosity at 6800mPas, relative molecular weight is about 1,200 ten thousand.
2, preparation method:
(1) by above-mentioned prescription No. 5 White Mineral Oils and former medicine fenbutatin oxide are mixed, mix with 1 kilogram isocholesterol again, add 2 kilograms of POE (4) nonyl phenolic ethers, mix, be oil phase;
(2) macromolecule emulsifier and remaining POE (4) nonyl phenolic ether are mixed, under stirring state, supply the water in the prescription, dissolving evenly is water;
(3) under 2000 rev/mins speed homogeneous stirring, oil phase is added drop-wise to aqueous phase, dropwises the back and stirred 10 minutes, add ethylene glycol, stir and promptly obtain 10% fenbutatin oxide aqueous emulsion.
Embodiment 3 (former medicine is the water and milk system of mite alcohol Hexythiazox)
1, prescription (in 100 kilograms of total amounts)
| Component | Addition (kilogram) |
| Mite alcohol Hexythiazox | 20 |
| Macromolecule emulsifier | 1.5 |
| POE (2) oleyl alcohol ether | 1 |
| The PEG400 monolaurate | 3 |
| Acetone | 7 |
| Propane diols | 4 |
| Water | Add 100 to |
Macromolecule emulsifier wherein is the parental type polymer with little cross-linked structure that acrylic acid 20 diester/dimethyl diallyl ammonium chloride obtains through solution polymerization process with mol ratio 1 ︰ 0.3; This polymer 25 ℃, pH value be 7.1,1% deionized water dispersion liquid viscosity at 5200mPas, relative molecular weight is about 1,000,000.
2, preparation method:
(1) by above-mentioned prescription acetone and former medicine mite alcohol Hexythiazox is mixed, close evenly with 1 kilogram POE (2) oleyl alcohol ether, 1 kilogram of adding PEG400 monolaurate mixes, and is oil phase;
(2) macromolecule emulsifier and remaining PEG400 monolaurate are mixed, under stirring state, supply the water in the prescription, dissolving evenly is water;
(3) under 1500 rev/mins speed homogeneous stirring, oil phase is added drop-wise to aqueous phase, dropwises the back and stirred 10 minutes, add propane diols, stir and promptly obtain 20% mite alcohol Hexythiazox aqueous emulsion.
Embodiment 4 (former medicine is the water and milk system of tolelofos-methyl)
1, prescription (in 100 kilograms of total amounts)
| Component | Addition (kilogram) |
| Tolelofos-methyl | 25 |
| Macromolecule emulsifier | 2.5 |
| POE (2) oleyl alcohol ether | 0.5 |
| POE (23) lauryl alcohol | 2.8 |
| Cyclohexane | 10 |
| Water | Add 100 to |
Wherein macromolecule emulsifier is acrylic acid 20 diester/dimethyl diallyl ammonium chloride/N; The parental type polymer that the N-DMAA obtains through solution polymerization process with mol ratio 1 ︰ 0.2 ︰ 0.1 with little cross-linked structure; This polymer 25 ℃, pH value be 6.7,1% deionized water dispersion liquid viscosity at 3500mPas, relative molecular weight is about 5,000,000.
2, preparation method
(1) by above-mentioned prescription cyclohexane and former medicine tolelofos-methyl are mixed, after mixing with 0.5 kilogram POE (2) oleyl alcohol ether again, add 1 kilogram of POE (23) lauryl alcohol, mix, be oil phase;
(2) macromolecule emulsifier and remaining POE (23) lauryl alcohol are mixed, under stirring state, supply the water in the prescription, dissolving evenly is water;
(3) under 1200 rev/mins speed homogeneous stirring, oil phase is added drop-wise to aqueous phase, dropwises the back and stirred 10 minutes, promptly obtain 25% tolelofos-methyl aqueous emulsion.
Embodiment 5 (former medicine is the water and milk system of fluazifop)
1, prescription (in 100 kilograms of total amounts)
| Fluazifop | 40 |
| Macromolecule emulsifier | 1.5 |
| POE (2) oleyl alcohol ether | 0.3 |
| POE (23) lauryl alcohol | 3 |
| Glycerine | 3.5 |
| Citric acid | Regulating pH value is 6 |
| Water | Add 100 to |
Wherein macromolecule emulsifier is the parental type polymer with little cross-linked structure that methacrylic acid/dimethyl diallyl ammonium chloride/acrylamide obtains through suspension polymerization with mol ratio 1 ︰ 0.05 ︰ 0.3; This polymer 25 ℃, pH value be 7.7,1% deionized water dispersion liquid viscosity at 2500mPas, relative molecular weight is about 5,000,000.
2, preparation method
(1) by above-mentioned prescription fluazifop and POE (2) oleyl alcohol ether are mixed after, add 1 kilogram of POE (23) lauryl alcohol, mix, promptly get oil phase;
(2) macromolecule emulsifier and remaining POE (23) lauryl alcohol are mixed, under stirring state, supply the water in the prescription, dissolving evenly is water;
(3) under 500 rev/mins speed homogeneous stirring, oil phase is added drop-wise to aqueous phase, drips and finish back stirring 10 minutes, adding glycerine stirs, and using citric acid to regulate its pH value again is 6, promptly obtains 50% fluazifop aqueous emulsion.
Embodiment 6 (former medicine is the water and milk system of study on brassinolide)
1, prescription (in 100 kilograms of total amounts)
| Study on brassinolide | 2 |
| Macromolecule emulsifier | 1.5 |
| Ten glycerine, four oleates | 1.3 |
| POE (20) tallow amine | 3 |
| Acetone | 5 |
| Soya-bean oil | 7 |
| Citric acid | Regulating pH value is 6 |
| Water | Add 100 to |
Wherein macromolecule emulsifier is methacrylic acid/octadecyl dimethyl-allyl ammonium chloride/N; The parental type polymer that the N-DMAA obtains through suspension polymerization with mol ratio 1 ︰ 0.4 ︰ 0.1 with little cross-linked structure; This polymer 25 ℃, pH value be 6.7,1% deionized water dispersion liquid viscosity at 500mPas, relative molecular weight is about 800,000.
2, preparation method
(1) by above-mentioned prescription soya-bean oil, acetone, study on brassinolide and ten glycerine, four oleates are mixed after, add 1 kilogram of POE (20) tallow amine, mix, promptly get oil phase;
(2) macromolecule emulsifier and remaining POE (20) tallow amine are mixed, under stirring state, supply the water in the prescription, dissolving evenly is water;
(3) under 3500 rev/mins speed homogeneous stirring, oil phase is added drop-wise to aqueous phase, drips and finish back stirring 10 minutes, it is 6 that the adding citric acid is regulated its pH value, promptly obtains 2% study on brassinolide aqueous emulsion.
According to GB HG/T2467.9-2003, water dispersible, pourability, emulsion dilution rear stability, lasting foaming characteristic, the heat cold storage stability of storage and the normal temperature shelf-stability of the water and milk formulation agricultural chemicals of the foregoing description 1-6 are measured, measure the result and see the following form:
Visible by table 1, water and milk formulation agricultural chemicals system of the present invention is applicable to various former medicines or crude oil in insecticide, bactericide, miticide, weed killer herbicide, the plant growth regulator, and their various indexs all are up to state standards.
Claims (10)
1. water and milk formulation agricultural chemicals system comprises following component and percentage by weight:
Pesticide original medicine or crude oil 0.5-60%
Macromolecule emulsifier 0.5-5%
Small-molecular emulsifier 0.5-10%
Cosolvent 0-15%
Auxiliary agent 0-5%
The deionized water surplus
Wherein, pesticide original medicine or crude oil are the mixture of single variety or several kinds in insecticide, miticide, bactericide, weed killer herbicide and the plant growth regulator;
Macromolecule emulsifier is the parental type polymer with little cross-linked structure that is obtained by 1 ︰, 0.05-0.5 ︰, 0-0.5 polymerization in molar ratio of component 1, component 2 and component 3; This polymer 25 ℃, pH value be 5-9,1% deionized water dispersion liquid viscosity at 100mPas between the 10000mPas, relative molecular weight is between 500,000 to 2,000 ten thousand; Component 1 is the acid of propylene class or the ester of carbon molecular number≤36, and component 2 is the thiazolinyl ammonium chloride of carbon molecular number≤25, and component 3 is the acrylic acid amides of carbon molecular number≤5;
Small-molecular emulsifier is a relative molecular weight less than 1000 water-in-oil emulsifier or oil-water emulsifiers.
2. water and milk formulation agricultural chemicals system according to claim 1 is characterized in that: said cosolvent is vegetable oil, animal oil, mineral oil, synthetic quasi-grease or relative molecular weight less than 1000 organic solvent.
3. water and milk formulation agricultural chemicals system according to claim 1 and 2 is characterized in that: said auxiliary agent is one or both in antifreezing agent, pH value conditioning agent, viscosity modifier or the efficacy stability agent.
4. water and milk formulation agricultural chemicals system according to claim 3 is characterized in that: the polymerization of said macromolecule emulsifier is reversed emulsion polymerization, dispersion copolymerization method or inverse suspension polymerization method.
5. water and milk formulation agricultural chemicals system according to claim 4 is characterized in that: the component 1 of said macromolecule emulsifier is one or both in butyl acrylate, ethyl acrylate, 2-ethyl hexyl acrylate, Isooctyl acrylate monomer, acrylic acid, methyl acrylate, dodecyl acrylate, tetradecyl acrylate, octadecyl acrylate, acrylic acid 20 diester, methacrylic acid, butyl methacrylate, methylpropanoic acid ethyl ester, 2-Propenoic acid, 2-methyl-, octyl ester, EHMA, methyl methacrylate, metering system dodecyl gallate, methacrylic acid 14 esters, octadecyl methacrylate, methacrylic acid 20 diester, the ethylacrylic acid.
6. water and milk formulation agricultural chemicals system according to claim 5 is characterized in that: the component 2 of said macromolecule emulsifier is one or both in vinyl chlorination ammonium, acrylic chlorination ammonium, methyl-acrylyl oxy-ethyl-trimethyl salmiac, octadecyl dimethyl-allyl ammonium chloride, dimethyl diallyl ammonium chloride, the acrylyl oxy-ethyl-trimethyl salmiac.
7. water and milk formulation agricultural chemicals system according to claim 6 is characterized in that: the component 3 of said macromolecule emulsifier is acrylamide, Methacrylamide, N-methylol acrylic acid amides or N, one or both of N-DMAA.
8. the preparation method of the said arbitrary water and milk formulation agricultural chemicals system of claim 1-7 comprises the steps:
(1) mixes by the small-molecular emulsifier of prescription, be oil phase pesticide original medicine and 35-60%;
(2) macromolecule emulsifier and remaining small-molecular emulsifier are mixed, under stirring state, add deionized water, dissolving evenly is water;
(3) under high speed homogenization stirs, oil phase is added drop-wise to aqueous phase, drips and finish back stirring 10 minutes, promptly obtain water and milk formulation agricultural chemicals.
9. the preparation method of water and milk formulation agricultural chemicals system according to claim 8 is characterized in that: the pesticide original medicine of said step (1) mixes with small-molecular emulsifier earlier with after cosolvent mixes again.
10. the preparation method of water and milk formulation agricultural chemicals system according to claim 8 is characterized in that: said step (3) adds auxiliary agent after oil phase being dripped complete the stirring; The speed that step (3) stirs is 500 rev/mins-3500 rev/mins.
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| CN104255726A (en) * | 2014-08-29 | 2015-01-07 | 广东省农业科学院植物保护研究所 | Emulsion in water containing methoprene and preparation method thereof |
| CN104738031A (en) * | 2013-12-31 | 2015-07-01 | 汕头市深泰新材料科技发展有限公司 | Abamectin emulsion in water and preparation method thereof |
| CN104738030A (en) * | 2013-12-31 | 2015-07-01 | 汕头市大千高新科技研究中心有限公司 | Chlorpyrifos emulsion in water and preparation method thereof |
| CN104738059A (en) * | 2013-12-31 | 2015-07-01 | 汕头市深泰新材料科技发展有限公司 | Emamectin benzoate emulsion in water and preparation method thereof |
| CN106359402A (en) * | 2016-08-26 | 2017-02-01 | 安徽久易农业股份有限公司 | Metamifop oil suspending agent |
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| CN107347877A (en) * | 2016-05-09 | 2017-11-17 | 中国科学院大学 | A kind of block copolymer containing PEG-PCL Tetranychus cinnabarinus inhibitor and preparation method thereof |
| CN108207993A (en) * | 2017-12-29 | 2018-06-29 | 上海悦联生物科技有限公司 | A kind of Pesticidal combination and application containing fenbutatin oxide |
| CN108432746A (en) * | 2018-04-18 | 2018-08-24 | 武汉轻工大学 | α-naphthylacetic acid aliphatic alcohol ester W/O lotions and its preparation method and application method and nanoemulsions |
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| CN104738030A (en) * | 2013-12-31 | 2015-07-01 | 汕头市大千高新科技研究中心有限公司 | Chlorpyrifos emulsion in water and preparation method thereof |
| CN104738059A (en) * | 2013-12-31 | 2015-07-01 | 汕头市深泰新材料科技发展有限公司 | Emamectin benzoate emulsion in water and preparation method thereof |
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| CN107347877B (en) * | 2016-05-09 | 2020-12-01 | 中国科学院大学 | A kind of Tetranychus cinnabarinus inhibitor containing block copolymer PEG-PCL and preparation method thereof |
| CN106359402A (en) * | 2016-08-26 | 2017-02-01 | 安徽久易农业股份有限公司 | Metamifop oil suspending agent |
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| CN107136079A (en) * | 2017-05-12 | 2017-09-08 | 扬州大学 | A kind of aqueous cyhalofop-butyl emulsion and preparation method thereof |
| CN108207993A (en) * | 2017-12-29 | 2018-06-29 | 上海悦联生物科技有限公司 | A kind of Pesticidal combination and application containing fenbutatin oxide |
| CN108432746A (en) * | 2018-04-18 | 2018-08-24 | 武汉轻工大学 | α-naphthylacetic acid aliphatic alcohol ester W/O lotions and its preparation method and application method and nanoemulsions |
| CN109042635A (en) * | 2018-09-14 | 2018-12-21 | 柳州市万友家庭卫生害虫防治所 | Entex aqueous emulsion and the preparation method and application thereof |
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