CN116784344A - Formula and process of carbosulfan crude oil - Google Patents
Formula and process of carbosulfan crude oil Download PDFInfo
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- CN116784344A CN116784344A CN202310598879.3A CN202310598879A CN116784344A CN 116784344 A CN116784344 A CN 116784344A CN 202310598879 A CN202310598879 A CN 202310598879A CN 116784344 A CN116784344 A CN 116784344A
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- carbosulfan
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- crude oil
- heat preservation
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- JLQUFIHWVLZVTJ-UHFFFAOYSA-N carbosulfan Chemical compound CCCCN(CCCC)SN(C)C(=O)OC1=CC=CC2=C1OC(C)(C)C2 JLQUFIHWVLZVTJ-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 239000010779 crude oil Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000008569 process Effects 0.000 title claims abstract description 27
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000002156 mixing Methods 0.000 claims abstract description 31
- 238000004321 preservation Methods 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 20
- DUEPRVBVGDRKAG-UHFFFAOYSA-N carbofuran Chemical compound CNC(=O)OC1=CC=CC2=C1OC(C)(C)C2 DUEPRVBVGDRKAG-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000003960 organic solvent Substances 0.000 claims abstract description 16
- IBSREHMXUMOFBB-JFUDTMANSA-N 5u8924t11h Chemical compound O1[C@@H](C)[C@H](O)[C@@H](OC)C[C@@H]1O[C@@H]1[C@@H](OC)C[C@H](O[C@@H]2C(=C/C[C@@H]3C[C@@H](C[C@@]4(O3)C=C[C@H](C)[C@@H](C(C)C)O4)OC(=O)[C@@H]3C=C(C)[C@@H](O)[C@H]4OC\C([C@@]34O)=C/C=C/[C@@H]2C)/C)O[C@H]1C.C1=C[C@H](C)[C@@H]([C@@H](C)CC)O[C@]11O[C@H](C\C=C(C)\[C@@H](O[C@@H]2O[C@@H](C)[C@H](O[C@@H]3O[C@@H](C)[C@H](O)[C@@H](OC)C3)[C@@H](OC)C2)[C@@H](C)\C=C\C=C/2[C@]3([C@H](C(=O)O4)C=C(C)[C@@H](O)[C@H]3OC\2)O)C[C@H]4C1 IBSREHMXUMOFBB-JFUDTMANSA-N 0.000 claims abstract description 14
- 239000005660 Abamectin Substances 0.000 claims abstract description 14
- 229950008167 abamectin Drugs 0.000 claims abstract description 14
- JBIROUFYLSSYDX-UHFFFAOYSA-M benzododecinium chloride Chemical compound [Cl-].CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 JBIROUFYLSSYDX-UHFFFAOYSA-M 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- 239000013530 defoamer Substances 0.000 claims abstract description 9
- IQUPABOKLQSFBK-UHFFFAOYSA-N 2-nitrophenol Chemical compound OC1=CC=CC=C1[N+]([O-])=O IQUPABOKLQSFBK-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000013543 active substance Substances 0.000 claims abstract description 7
- 238000000227 grinding Methods 0.000 claims abstract description 7
- 238000007873 sieving Methods 0.000 claims abstract description 7
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 claims description 30
- -1 polydimethylsiloxane Polymers 0.000 claims description 18
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 16
- 238000001914 filtration Methods 0.000 claims description 16
- 239000003513 alkali Substances 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 6
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 6
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 6
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 6
- 230000035484 reaction time Effects 0.000 claims description 6
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 239000006004 Quartz sand Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 claims description 4
- 239000003830 anthracite Substances 0.000 claims description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 229920001451 polypropylene glycol Polymers 0.000 claims description 4
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 claims description 2
- 239000002518 antifoaming agent Substances 0.000 claims description 2
- 229920000136 polysorbate Polymers 0.000 claims description 2
- 210000002268 wool Anatomy 0.000 claims description 2
- 238000009472 formulation Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000004062 sedimentation Methods 0.000 claims 1
- 239000000575 pesticide Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004090 dissolution Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 description 12
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 10
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 150000002894 organic compounds Chemical class 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 231100000331 toxic Toxicity 0.000 description 4
- 230000002588 toxic effect Effects 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 229960000583 acetic acid Drugs 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000003945 anionic surfactant Substances 0.000 description 2
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005202 decontamination Methods 0.000 description 2
- 230000003588 decontaminative effect Effects 0.000 description 2
- AMTWCFIAVKBGOD-UHFFFAOYSA-N dioxosilane;methoxy-dimethyl-trimethylsilyloxysilane Chemical compound O=[Si]=O.CO[Si](C)(C)O[Si](C)(C)C AMTWCFIAVKBGOD-UHFFFAOYSA-N 0.000 description 2
- 239000002895 emetic Substances 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 239000003205 fragrance Substances 0.000 description 2
- 239000012362 glacial acetic acid Substances 0.000 description 2
- 239000008233 hard water Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000077 insect repellent Substances 0.000 description 2
- 231100000956 nontoxicity Toxicity 0.000 description 2
- 230000005080 plant death Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229940083037 simethicone Drugs 0.000 description 2
- 125000003944 tolyl group Chemical group 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 241001124076 Aphididae Species 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- 241000219146 Gossypium Species 0.000 description 1
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
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- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention provides a formula and a process of carbosulfan crude oil, and relates to the technical field of pesticide manufacturing. The formula of the carbosulfan crude oil comprises the following raw materials in parts by weight: 2-5 parts of carbofuran, 5-10 parts of dimethylformamide, 6-20 parts of abamectin, 10-20 parts of nitrophenol, 20-30 parts of dodecyldimethylbenzyl ammonium chloride and 12-20 parts of defoamer, wherein the steps are that firstly, raw materials are screened and mixed: adding dimethylformamide, abamectin and dodecyl dimethyl benzyl ammonium chloride for grinding, and sieving with 70-120 meshes after uniformly mixing; and step two, dissolving carbofuran in an organic solvent to obtain a mixed reaction solution, obtaining a solution I, and carrying out heat preservation treatment on the solution I. The problem that carbofuran is difficult to realize complete dissolution is further changed by adding different materials in sequence in the process, and the content of carbofuran is reduced by adding an active agent and an organic solvent.
Description
Technical Field
The invention relates to the technical field of pesticide manufacture, in particular to a formula and a process of carbosulfan crude oil.
Background
Carbosulfan is a pesticide, belongs to carbamate pesticides, and has particularly excellent control effect on aphids and can be used for controlling various industrial crop pests such as fruits and vegetables, corn, cotton, rice, sugarcane and the like.
However, in the traditional carbosulfan crude oil preparation process, the produced carbosulfan crude oil may have the problems of poor insect repellent effect, plant death caused by strong toxicity and lower injury safety to animals.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a formula and a process of carbosulfan crude oil, which solve the problems that carbosulfan crude oil possibly has poor insect repellent effect, high toxicity leads to plant death and has lower injury safety to animals
In order to achieve the above purpose, the invention is realized by the following technical scheme: the formula of carbosulfan crude oil comprises the following raw materials in parts by weight:
2-5 parts of carbofuran, 5-10 parts of dimethylformamide, 6-20 parts of abamectin, 10-20 parts of nitrophenol, 20-30 parts of dodecyl dimethyl benzyl ammonium chloride and 12-20 parts of defoamer.
A carbosulfan crude oil process comprising the steps of:
step one, screening and mixing raw materials:
adding dimethylformamide, abamectin and dodecyl dimethyl benzyl ammonium chloride for grinding, and sieving with 70-120 meshes after uniformly mixing;
step two, dissolving carbofuran in an organic solvent to obtain a mixed reaction solution, obtaining a solution I, and carrying out heat preservation treatment on the solution I;
adding di-n-butylamine into the solution I, and carrying out heat preservation reaction after the addition is finished to obtain carbosulfan solution;
step four, defoaming treatment is carried out on carbosulfan solution;
and fifthly, performing secondary mixing treatment on the carbosulfan solution, adding alkali liquor in the mixing process to obtain a solution II, and filtering the solution II by using a filtering material after the mixing is finished to obtain carbosulfan crude oil.
Preferably, in the second step, the temperature for heat preservation is 40-60 ℃, and the reaction time for heat preservation is 1-2 h.
Preferably, in the third step, 10 to 20 parts of di-n-butylamine is used, wherein the temperature of the heat preservation is 50 to 70 ℃.
Preferably, in the fourth step, the antifoaming agent is one or two selected from polydimethylsiloxane and polypropylene glycol.
Preferably, in the second step, the organic solvent is any one of dichloroethane, dichloromethane, toluene and chlorobenzene.
Preferably, in the fourth step, the active agent is any one or more of tween, sodium lauryl sulfate and alkylbenzene sulfonate.
Preferably, in the fifth step, the second solution separation process is to adopt an oil separation plate for filtration and then naturally settling.
Preferably, in the fifth step, the filter material is selected from one of pearl wool, quartz sand, anthracite, polyethylene and polypropylene, and the particle size of the filter material is 3 mm-5 mm.
The invention provides a formula and a process of carbosulfan crude oil. The beneficial effects are as follows:
according to the invention, the original preparation sequence of carbosulfan crude oil is changed by screening raw materials and carrying out mixed heat preservation treatment on the raw materials, and the problem that carbosulfan is difficult to dissolve completely is further changed by adding different materials in the preparation process, meanwhile, the content of carbosulfan is reduced by adding an active agent and an organic solvent, and the problem of lower safety is solved.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
the embodiment of the invention provides a formula of carbosulfan crude oil, which comprises the following raw materials in parts by weight:
4 parts of carbofuran, 50 parts of dimethylformamide, 10 parts of abamectin, 15 parts of nitrophenol, 25 parts of dodecyldimethylbenzyl ammonium chloride and 15 parts of defoamer.
A carbosulfan crude oil process comprising the steps of:
step one, screening and mixing raw materials:
adding dimethylformamide, abamectin and dodecyl dimethyl benzyl ammonium chloride for grinding, and sieving with 70-120 meshes after uniformly mixing;
step two, dissolving carbofuran in an organic solvent to obtain a mixed reaction solution, obtaining a solution I, and carrying out heat preservation treatment on the solution I;
adding di-n-butylamine into the solution I, and carrying out heat preservation reaction after the addition is finished to obtain carbosulfan solution;
step four, defoaming treatment is carried out on carbosulfan solution;
and fifthly, performing secondary mixing treatment on the carbosulfan solution, adding alkali liquor in the mixing process to obtain a solution II, and filtering the solution II by using a filtering material after the mixing is finished to obtain carbosulfan crude oil.
Specifically, the raw materials are screened and mixed and heat-preserved, so that the original preparation sequence of carbosulfan crude oil is changed, and the problem that carbosulfan is difficult to be completely dissolved is further changed by adding different materials in the preparation process.
In the second step, the temperature of heat preservation is 50 ℃, and the reaction time of heat preservation is 1.5h.
In the third step, 15 parts of di-n-butylamine is used, wherein the temperature of the heat preservation is 60 ℃.
Specifically, di-N-butylamine, also known as N-N-butyl-1-butylamine, is colorless transparent volatile liquid, has pungent ammonia smell, is toxic and flammable, and belongs to lower aliphatic secondary amine. The molecular formula is C8H19N, and the structural formula is (CH 3CH2CH2CH 2) 2NH. Slightly soluble in water and miscible with organic solvents such as alcohol, ether, acetone, etc.
In step four, the defoamer is selected from the group consisting of polydimethylsiloxane and polypropylene glycol.
Specifically, the polydimethylsiloxane has high transparency, heat resistance, cold resistance, small viscosity change along with temperature, water resistance, small surface tension, heat conductivity coefficient of 0.134-0.159W/(m.K), light transmittance of 100 percent, and no toxicity and smell of the simethicone.
In the second step, the organic solvent is toluene.
Specifically, toluene is an organic compound, has a chemical formula of C7H8, and is a colorless volatile liquid with special fragrance. Has strong refraction. Is miscible with ethanol, diethyl ether, acetone, chloroform, carbon disulfide, and glacial acetic acid.
In the fourth step, the active agent comprises emetic temperature and sodium lauryl sulfate.
Specifically, sodium lauryl sulfate is an organic compound with a chemical formula of C12H25SO4Na, is white or light yellow powder, is easily dissolved in water, and is insensitive to alkali and hard water. Has the advantages of decontamination, emulsification and excellent foaming power, is an anionic surfactant slightly toxic to human body, and has a biodegradability of more than 90%.
And fifthly, the separation process of the solution II is to adopt an oil separation plate for filtering and then naturally settling.
In the fifth step, the filter material is selected from one of pearl cotton, quartz sand, anthracite, polyethylene and polypropylene, and the particle size of the filter material is 3 mm-5 mm.
Embodiment two:
the embodiment of the invention provides a formula of carbosulfan crude oil, which comprises the following raw materials in parts by weight:
9 parts of carbofuran, 50 parts of dimethylformamide, 10 parts of abamectin, 15 parts of nitrophenol, 25 parts of dodecyldimethylbenzyl ammonium chloride and 15 parts of defoamer.
A carbosulfan crude oil process comprising the steps of:
step one, screening and mixing raw materials:
adding dimethylformamide, abamectin and dodecyl dimethyl benzyl ammonium chloride for grinding, and sieving with 70-120 meshes after uniformly mixing;
step two, dissolving carbofuran in an organic solvent to obtain a mixed reaction solution, obtaining a solution I, and carrying out heat preservation treatment on the solution I;
adding di-n-butylamine into the solution I, and carrying out heat preservation reaction after the addition is finished to obtain carbosulfan solution;
step four, defoaming treatment is carried out on carbosulfan solution;
and fifthly, performing secondary mixing treatment on the carbosulfan solution, adding alkali liquor in the mixing process to obtain a solution II, and filtering the solution II by using a filtering material after the mixing is finished to obtain carbosulfan crude oil.
Specifically, the raw materials are screened and mixed and heat-preserved, so that the original preparation sequence of carbosulfan crude oil is changed, and the problem that carbosulfan is difficult to be completely dissolved is further changed by adding different materials in the preparation process.
In the second step, the temperature of heat preservation is 50 ℃, and the reaction time of heat preservation is 1.5h.
In the third step, 15 parts of di-n-butylamine is used, wherein the temperature of the heat preservation is 60 ℃.
Specifically, di-N-butylamine, also known as N-N-butyl-1-butylamine, is colorless transparent volatile liquid, has pungent ammonia smell, is toxic and flammable, and belongs to lower aliphatic secondary amine. The molecular formula is C8H19N, and the structural formula is (CH 3CH2CH2CH 2) 2NH. Slightly soluble in water and miscible with organic solvents such as alcohol, ether, acetone, etc.
In step four, the defoamer is selected from the group consisting of polydimethylsiloxane and polypropylene glycol.
Specifically, the polydimethylsiloxane has high transparency, heat resistance, cold resistance, small viscosity change along with temperature, water resistance, small surface tension, heat conductivity coefficient of 0.134-0.159W/(m.K), light transmittance of 100 percent, and no toxicity and smell of the simethicone.
In the second step, the organic solvent is toluene.
Specifically, toluene is an organic compound, has a chemical formula of C7H8, and is a colorless volatile liquid with special fragrance. Has strong refraction. Is miscible with ethanol, diethyl ether, acetone, chloroform, carbon disulfide, and glacial acetic acid.
In the fourth step, the active agent comprises emetic temperature and sodium lauryl sulfate.
Specifically, sodium lauryl sulfate is an organic compound with a chemical formula of C12H25SO4Na, is white or light yellow powder, is easily dissolved in water, and is insensitive to alkali and hard water. Has the advantages of decontamination, emulsification and excellent foaming power, is an anionic surfactant slightly toxic to human body, and has a biodegradability of more than 90%.
And fifthly, the separation process of the solution II is to adopt an oil separation plate for filtering and then naturally settling.
In the fifth step, the filter material is selected from one of pearl cotton, quartz sand, anthracite, polyethylene and polypropylene, and the particle size of the filter material is 3 mm-5 mm.
Embodiment III:
the embodiment of the invention provides a formula of carbosulfan crude oil, which comprises the following raw materials in parts by weight:
4 parts of carbofuran, 50 parts of dimethylformamide, 10 parts of abamectin, 15 parts of nitrophenol, 25 parts of dodecyldimethylbenzyl ammonium chloride and 15 parts of defoamer.
A carbosulfan crude oil process comprising the steps of:
step one, screening and mixing raw materials:
adding dimethylformamide, abamectin and dodecyl dimethyl benzyl ammonium chloride for grinding, and sieving with 70-120 meshes after uniformly mixing;
step two, dissolving carbofuran in an organic solvent to obtain a mixed reaction solution, obtaining a solution I, and carrying out heat preservation treatment on the solution I;
adding di-n-butylamine into the solution I, and carrying out heat preservation reaction after the addition is finished to obtain carbosulfan solution;
step four, defoaming treatment is carried out on carbosulfan solution;
and fifthly, performing secondary mixing treatment on the carbosulfan solution, adding alkali liquor in the mixing process to obtain a solution II, and filtering the solution II by using a filtering material after the mixing is finished to obtain carbosulfan crude oil.
Specifically, the raw materials are screened and mixed and heat-preserved, so that the original preparation sequence of carbosulfan crude oil is changed, and the problem that carbosulfan is difficult to be completely dissolved is further changed by adding different materials in the preparation process.
In the second step, the temperature of heat preservation is 50 ℃, and the reaction time of heat preservation is 1.5h.
In the third step, 5 parts of di-n-butylamine is used, wherein the temperature of the heat preservation is 60 ℃.
Embodiment four:
the embodiment of the invention provides a formula of carbosulfan crude oil, which comprises the following raw materials in parts by weight:
4 parts of carbofuran, 50 parts of dimethylformamide, 10 parts of abamectin, 15 parts of nitrophenol, 25 parts of dodecyldimethylbenzyl ammonium chloride and 15 parts of defoamer.
A carbosulfan crude oil process comprising the steps of:
step one, screening and mixing raw materials:
adding dimethylformamide, abamectin and dodecyl dimethyl benzyl ammonium chloride for grinding, and sieving with 70-120 meshes after uniformly mixing;
step two, dissolving carbofuran in an organic solvent to obtain a mixed reaction solution, obtaining a solution I, and carrying out heat preservation treatment on the solution I;
adding di-n-butylamine into the solution I, and carrying out heat preservation reaction after the addition is finished to obtain carbosulfan solution;
step four, defoaming treatment is carried out on carbosulfan solution;
and fifthly, performing secondary mixing treatment on the carbosulfan solution, adding alkali liquor in the mixing process to obtain a solution II, and filtering the solution II by using a filtering material after the mixing is finished to obtain carbosulfan crude oil.
Specifically, the raw materials are screened and mixed and heat-preserved, so that the original preparation sequence of carbosulfan crude oil is changed, and the problem that carbosulfan is difficult to be completely dissolved is further changed by adding different materials in the preparation process.
In the second step, the temperature of heat preservation is 50 ℃, and the reaction time of heat preservation is 1.5h.
In the third step, 1 part of di-n-butylamine is used, wherein the temperature of the heat preservation is 60 ℃.
| Carbofuran (carbofuran) | Di-n-butylamine | Safety of | |
| Example 1 | 4 | 15 | High height |
| Example two | 9 | 15 | Low and low |
| Example III | 4 | 5 | Lower level |
| Example IV | 4 | 1 | High to high |
Therefore, the table shows that the carbosulfan crude oil provided by the invention changes the problem that carbosulfan is difficult to be completely dissolved by adding different materials in the preparation process, and simultaneously reduces the carbosulfan content by adding the active agent and the organic solvent, thereby solving the problem of lower safety.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The formula of carbosulfan crude oil is characterized by comprising the following raw materials in parts by weight:
2-5 parts of carbofuran, 5-10 parts of dimethylformamide, 6-20 parts of abamectin, 10-20 parts of nitrophenol, 20-30 parts of dodecyl dimethyl benzyl ammonium chloride and 12-20 parts of defoamer.
2. A carbosulfan crude oil process using a formulation of carbosulfan crude oil as claimed in claim 1, comprising the steps of:
step one, screening and mixing raw materials:
adding dimethylformamide, abamectin and dodecyl dimethyl benzyl ammonium chloride for grinding, and sieving with 70-120 meshes after uniformly mixing;
step two, dissolving carbofuran in an organic solvent to obtain a mixed reaction solution, obtaining a solution I, and carrying out heat preservation treatment on the solution I;
adding di-n-butylamine into the solution I, and carrying out heat preservation reaction after the addition is finished to obtain carbosulfan solution;
step four, defoaming treatment is carried out on carbosulfan solution;
and fifthly, performing secondary mixing treatment on the carbosulfan solution, adding alkali liquor in the mixing process to obtain a solution II, and filtering the solution II by using a filtering material after the mixing is finished to obtain carbosulfan crude oil.
3. The carbosulfan crude oil process according to claim 2, wherein in the second step, the temperature of the heat preservation is 40-60 degrees, and the reaction time of the heat preservation is 1-2 hours.
4. The carbosulfan crude oil process according to claim 2, wherein in the third step, di-n-butylamine is 10-20 parts and the temperature is 50-70 degrees.
5. A carbosulfan crude oil process according to claim 2, wherein in step four, the antifoaming agent is selected from one or both of polydimethylsiloxane and polypropylene glycol.
6. The carbosulfan crude oil process according to claim 2, wherein in the second step, the organic solvent is any one of dichloroethane, dichloromethane, toluene, and chlorobenzene.
7. A carbosulfan crude oil process according to claim 2, wherein in said step four, the active agent is any one or more selected from tween, sodium lauryl sulfate, alkylbenzene sulfonate.
8. The carbosulfan crude oil process according to claim 2, wherein in the fifth step, the process of separating the second solution is natural sedimentation after filtration by an oil separation plate.
9. The carbosulfan crude oil process according to claim 2, wherein in the fifth step, the filter material is selected from one of pearl wool, quartz sand, anthracite, polyethylene and polypropylene, and the particle size of the filter material is 3 mm-5 mm.
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| CN202310598879.3A CN116784344A (en) | 2023-05-25 | 2023-05-25 | Formula and process of carbosulfan crude oil |
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| CN202310598879.3A CN116784344A (en) | 2023-05-25 | 2023-05-25 | Formula and process of carbosulfan crude oil |
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