CN104186524B - Containing the bactericidal composition of poly hexamethylene biguanide or its salt - Google Patents

Containing the bactericidal composition of poly hexamethylene biguanide or its salt Download PDF

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CN104186524B
CN104186524B CN201410441238.8A CN201410441238A CN104186524B CN 104186524 B CN104186524 B CN 104186524B CN 201410441238 A CN201410441238 A CN 201410441238A CN 104186524 B CN104186524 B CN 104186524B
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composition
hexamethylene biguanide
poly hexamethylene
salt
disease
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CN104186524A (en
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侯华民
张善学
王敬亚
麦发任
黄不谎
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Hainan Zhengye Biotechnology Co ltd
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Hainan Zhengye Zhongnong Hi Tech Co Ltd
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Abstract

The invention belongs to plant protection field; relate to a kind of composition containing poly hexamethylene biguanide or its salt; said composition contains A, two kinds of active ingredients of B; A is poly hexamethylene biguanide or its salt; B is S-Ethyl ethylthio sulfonate or Prochloraz or Prochloraz salt; the ratio of quality and the number of copies of A, two kinds of compositions of B is 1:20-20:1, and cosmocil stearate is the one in cosmocil stearate acid, poly hexamethylene biguanide phosphate etc. Composition can be made into suspending agent, water dispersible granules, wettable powder, aqueous emulsion, microemulsion, aqua, the multiple diseases causing for preventing and treating fungi, bacterium and virus, is particularly useful for preventing and treating watermelon blight, citrus bacterial canker disease and anthracnose, bakanae disease of rice, pepper virus disease etc.

Description

Containing the bactericidal composition of poly hexamethylene biguanide or its salt
Technical field
The invention belongs to plant protection field, be specifically related to a kind of bactericidal composition containing poly hexamethylene biguanide or its salt, combinationThing is mainly used in preventing and treating the disease of the various plants such as melon and fruit, vegetables, grain and cotton.
Background technology
Poly hexamethylene biguanide, molecular formula (C7H16N3Cl) n, is a kind of broad spectrum antimicrobicide efficiently, colorless and odorless, and consumption is low,Wide spectrum low toxicity, speed of action is fast, and foam volume is low, after using, forms for a long time antibacterial of one deck cation at article surface,Nontoxic. Poly hexamethylene biguanide can be adsorbed in rapidly bacterial cell surface as cationic germicide in agriculture field application, fastSpeed is attacked and is destroyed cell membrane, suppresses film lactones plastid synthetic, and cause thalline apoptosis, thereby reach best sterilization and disinfection effect,Germ, virus are pulled the grass up by its roots.
S-Ethyl ethylthio sulfonate (ethylicin), molecular formula C4H10O2S2, include the material effect of sulfenyl with thalline, thereby suppress thallineEubolism. S-Ethyl ethylthio sulfonate is Effictive nuisancelless wide spectrum bionic fungicide, has plant growth regulation concurrently, can promote rudiment, carryHigh germination rate, increasing output and improve quality, is the preferred raw materials of composite bactericide agricultural chemicals.
Prochloraz, molecular formula C15H16Cl3N3O2, be efficient, wide spectrum, low toxicity type bactericide, there is prevention protection treatment etc. multipleEffect, works by suppressing the biosynthesis of sterol, without systemic action, and the multiple disease causing for sac fungus and Fungi ImperfectiEvil preventive effect is splendid. Conventional use prevented and treated bakanae disease of rice, rice blast, anthracnose, the leaf spot etc. of gourd, fruit and vegetable.
For delaying the prevention effect of the drug-fast generation of germ and raising medicament, be necessary to carry out rational composition research. At present also, about the report of poly hexamethylene biguanide or its salt and S-Ethyl ethylthio sulfonate or Prochloraz composition research, inventor does not pass through Bactericidal compositeThe research of thing, has found some beyond thought effects.
Summary of the invention
The object of the present invention is to provide a kind of bactericidal composition containing poly hexamethylene biguanide or its salt with synergistic effect, thisInvention realizes by following measures.
The invention provides a kind of composition containing poly hexamethylene biguanide or its salt, it is characterized in that said composition contains A, BTwo kinds of active ingredients, A is poly hexamethylene biguanide or its salt, B is S-Ethyl ethylthio sulfonate or Prochloraz or Prochloraz salt, A, two kinds of one-tenth of BThe ratio of quality and the number of copies dividing is 1:20-20:1, and preferred, ratio of quality and the number of copies is 1:10-10:1.
In above-mentioned bactericidal composition, cosmocil stearate is hexamethylene, poly hexamethylene biguanide phosphoric acidSalt, poly hexamethylene biguanide nitrate, poly hexamethylene biguanide carbonate, poly hexamethylene biguanide sulfate, polyhexamethyleneOne in biguanides stearate, poly hexamethylene biguanide acetate.
In above-mentioned bactericidal composition, Prochloraz salt is the one in prochloraz-manganese chloride complex, prochloraz zinc salt, prochloraz nantokite etc.
In above-mentioned bactericidal composition, the quality sum of A and B accounts for the 1%-80% of composition gross mass.
Above-mentioned composition of the present invention can be made into suspending agent, water dispersible granules, wettable powder, aqueous emulsion, microemulsion, aqua etc.
The present invention also provides the application process containing the composition of poly hexamethylene biguanide or its salt, for the plant seed dressing to control,Spraying, filling root etc.
The application process of above-mentioned composition of the present invention, described plant be watermelon, oranges and tangerines, paddy rice, capsicum, apple, pears, grape,Lichee, cucumber, turfgrass, rape, wheat, flowers etc., preferred, described plant is watermelon, oranges and tangerines, paddy rice, capsicum.
The present invention also provides and has contained the composition of poly hexamethylene biguanide or its salt for the purposes of controlling plant diseases, suitable controlDisease be the multiple diseases that fungi, bacterium and virus cause, preferred, disease is watermelon blight, citrus bacterial canker disease and charcoalSubcutaneous ulcer disease, bakanae disease of rice, pepper virus disease etc.
Beneficial effect of the present invention is:
1, synergistic effect is obvious: composition shows good synergistic effect in certain ratio range, has improved the anti-of compositionSick effect.
2, reduce use cost: because of composite have improve preventive effect, reduced access times, reduced use cost;
3, delay the resistance to the action of a drug: the composition of two kinds of different mechanism of action is composite, pathogen is difficult for developing immunity to drugs, and delays pathogenTo the drug-fast generation of medicament.
Detailed description of the invention
Following examples are to further illustrate of the present invention, but the present invention is not limited to ratio, preparation class in present embodimentType and purposes.
Embodiment 112% poly hexamethylene biguanide S-Ethyl ethylthio sulfonate suspending agent
Poly hexamethylene biguanide 6g, S-Ethyl ethylthio sulfonate 6g, sodium lignin sulfonate 5g, Magnesiumaluminumsilicate 2g, glycerine 5g are fully mixed,The 25g that adds water fully grinds, and water complements to 100g, obtains 12% poly hexamethylene biguanide S-Ethyl ethylthio sulfonate suspending agent.
Embodiment 214% hexamethylene prochloraz-manganese chloride complex suspending agent
By hexamethylene 12g, prochloraz-manganese chloride complex 2g, sodium lignin sulfonate 5g, Magnesiumaluminumsilicate 2g, glycerine5g fully mixes, and the 25g that adds water fully grinds, and water complements to 100g, obtains 14% hexamethylene ProchlorazThe agent of manganese salt suspension.
Embodiment 310% poly hexamethylene biguanide prochloraz zinc salt water dispersible granules
By poly hexamethylene biguanide 1g, prochloraz zinc salt 9g, calcium lignosulfonate 5g, octyl phenol polyglycol ether 2g, IUncle glue 5g fully mixes, and white carbon complements to 100g to be mixed, and mixture is carried out to granulation after ultra-fine grinding, dry, screening,Both made 10% poly hexamethylene biguanide prochloraz zinc salt water dispersible granules.
Embodiment 410% hexamethylene S-Ethyl ethylthio sulfonate wettable powder
Hexamethylene 9g, S-Ethyl ethylthio sulfonate 1g, sodium alkyl benzene sulfonate 2g, kaolin are supplied to 100g and mix, willEach component is dry, cooling, levigate, has both been mixed with 10% hexamethylene S-Ethyl ethylthio sulfonate wettable powder.
Embodiment 510% poly hexamethylene biguanide phosphate S-Ethyl ethylthio sulfonate wettable powder
Poly hexamethylene biguanide phosphate 1g, S-Ethyl ethylthio sulfonate 9g, sodium alkyl benzene sulfonate 2g, kaolin are supplied to 100g and mix, willEach component is dry, cooling, levigate, has both been mixed with 10% poly hexamethylene biguanide phosphate S-Ethyl ethylthio sulfonate wettable powder.
Embodiment 64% poly hexamethylene biguanide prochloraz aqueous emulsion
Poly hexamethylene biguanide phosphate 2g, Prochloraz 2g, ethanol 4g, nonyl phenol benzene oxygen vinethene 3g, 2,6-di-t-butyl-4-methylphenol 2g, ethylene glycol 3g, polyvinyl alcohol 1g, Sodium Benzoate 1g, silicone defoaming agent 0.5g mix, and water is suppliedTo 100g, both made 4% poly hexamethylene biguanide prochloraz aqueous emulsion.
The effect of embodiment 7 compositions to watermelon blight
According to scheme, preparation built agent and single dose, aqua preparation, and carry out active preliminary experiment. According to trial test, preparation is joinedMake the concentration needing. Before selecting, stubble watermelon blight morbidity field, arranges field evenly. The preparation of the different medicaments of medication is equalEven seed dressing (concentration is in effective milligram quantities of every kilogram of seed with medicament), sowing, Routine Management. Investigation west in the time of disease onsetMelon plant diseases situation. Use Abbot formula, convert percentage to preventive effect.
In theoretical effect, x is the effect of the substance A of concentration while being a, and y is the effect of the substance B of concentration while being b, relatively reasonOpinion effect and actual effect, evaluate the synergy of composition, while being greater than theoretical preventive effect taking actual preventive effect as synergistic effect. CombinationThing the results are shown in Table 1 to watermelon disease.
The effect of table 1 composition to watermelon blight
Test by the composition containing poly hexamethylene biguanide or its salt to watermelon blight, as seen from Table 1, joins at compositionWhen ratio is 1:2.5-4:1, composition, poly hexamethylene biguanide or its salt and the miaow of poly hexamethylene biguanide or its salt and S-Ethyl ethylthio sulfonateThe composition of fresh amine or its salt to the actual preventive effect of watermelon blight all higher than composition theoretical preventive effect. Obviously, containing poly-The composition of hexamethylene biguan-ide or its salt is synergy to watermelon blight.
Embodiment 8 compositions are to citrus disease field test
According to scheme, preparation built agent and single dose, and carry out active preliminary experiment. According to determination of activity trial test, preparation is preparedThe concentration that becomes to need. Before test, community is set, lists, and establish corresponding single dose and blank, adopt manual sprayer routineConventional spray. After the 1st spraying, 7-10d sprays 1 time again, and after the 2nd dispenser, 10-14d investigates the c itrus canker of listing and processingDisease and anthracnose incidence. The list incidence of disease of blade different diseases of visually rank, uses Abbot formula, and percentage is turnedChange preventive effect into.
In theoretical effect, x is the effect of the substance A of concentration while being a, and y is the effect of the substance B of concentration while being b, relatively reasonOpinion effect and actual effect, evaluate the synergy of composition, while being greater than theoretical preventive effect taking actual preventive effect as synergistic effect. CombinationThing the results are shown in Table 2 to the prevention effect of mandarin orange disease.
Table 2 composition is to citrus disease field effect
Test by the composition containing poly hexamethylene biguanide or its salt to citrus disease, as seen from Table 2, in composition proportioningDuring for 1:5-5:1, the composition of the composition of poly hexamethylene biguanide and S-Ethyl ethylthio sulfonate, poly hexamethylene biguanide and Prochloraz is to mandarin orangeThe actual preventive effect of tangerine canker and anthracnose all higher than composition theoretical preventive effect. Obviously, containing poly hexamethylene biguanide orThe composition of its salt is synergy to citrus bacterial canker disease and anthracnose.
The effect of embodiment 9 compositions to rice disease
According to scheme, preparation built agent and single dose preparation, and carry out active preliminary experiment. According to determination of activity trial test, by preparationBe mixed with the concentration needing. Select the rice field of once falling ill, (concentration is with every kilogram of seed with medicament to rice paddy seed seed dressing for medicamentEffectively milligram quantities meter), sowing, seedling. In the time that blank bakanae disease of rice occurs, institute an inquiry, 5 samplings are pressed in every processing,Every 50 strains, measure the percentage that infect on plant blade face. Use Abbot formula, convert percentage to preventive effect.
In theoretical effect, x is the effect of the substance A of concentration while being a, and y is the effect of the substance B of concentration while being b, relatively reasonOpinion effect and actual effect, evaluate the synergy of composition, while being greater than theoretical preventive effect taking actual preventive effect as synergistic effect. CombinationThing to the preventive effect of bakanae disease of rice in table 3.
Table 3 composition is to bakanae disease of rice field effect
Test by the composition containing poly hexamethylene biguanide or its salt to bakanae disease of rice, as seen from Table 3, joins at compositionWhen ratio is 1:4 and 1:1, composition, poly hexamethylene biguanide or its salt and the miaow of poly hexamethylene biguanide or its salt and S-Ethyl ethylthio sulfonateThe composition of fresh amine to the actual preventive effect of bakanae disease of rice all higher than composition theoretical preventive effect. Obviously, containing poly-six methylenesThe composition of base biguanides or its salt is synergy to bakanae disease of rice.
The effect of embodiment 10 compositions to pepper virus disease
According to scheme, preparation built agent and single dose preparation, and carry out active preliminary experiment. According to determination of activity trial test, by preparationBe mixed with the concentration needing. Before test, establish corresponding single dose and blank in capsicum field, adopt the conventional conventional spray of manual sprayer,Every medicament sprays 50 strains. 7-10d dispenser 1 time again after the 1st dispenser. 10-20d after the 2nd dispenser, investigates the capsicum of listing and plantsStrain virus state of an illness condition. Use Abbot formula, convert percentage to preventive effect.
In theoretical effect, x is the effect of the substance A of concentration while being a, and y is the effect of the substance B of concentration while being b, relatively reasonOpinion effect and actual effect, evaluate the synergy of composition, while being greater than theoretical preventive effect taking actual preventive effect as synergistic effect. CombinationThing to the effect of pepper plant virosis in table 4.
Table 4 composition is to pepper virus disease field effect
Test by the composition containing poly hexamethylene biguanide or its salt to pepper virus disease, as seen from Table 4, joins at compositionWhen ratio is 1:3, the composition of composition, poly hexamethylene biguanide and the Prochloraz of poly hexamethylene biguanide and S-Ethyl ethylthio sulfonate is to capsicumThe actual preventive effect of virosis all higher than composition theoretical preventive effect. Obviously the composition that, contains poly hexamethylene biguanide is to pepperyGreen pepper virosis is synergy.

Claims (9)

1. containing the composition of poly hexamethylene biguanide or its salt, it is characterized in that said composition contains A, two kinds of active ingredients of B, A isPoly hexamethylene biguanide or its salt, B is S-Ethyl ethylthio sulfonate, the ratio of quality and the number of copies of A, two kinds of compositions of B is 1:9-9:1.
2. according to the composition of claim 1, it is characterized in that cosmocil stearate is hexamethylene, poly-sixMethylene biguanides phosphate, poly hexamethylene biguanide nitrate, poly hexamethylene biguanide carbonate, poly hexamethylene biguanide sulfuric acidOne in salt, poly hexamethylene biguanide stearate, poly hexamethylene biguanide acetate.
3. according to the composition of claim 1, it is characterized in that the quality sum of A, two kinds of compositions of B accounts for the 1%-80% of composition gross mass.
4. according to the composition of claim 3, it is characterized in that composition makes suspending agent, water dispersible granules, wettable powder, waterEmulsion, microemulsion, aqua.
5. the application process of the composition of claim 3, is characterized in that composition is for the plant seed dressing to control, spraying, filling root.
6. according to the method for claim 5, it is characterized in that plant be watermelon, oranges and tangerines, paddy rice, capsicum, apple, pears, grape,Lichee, cucumber, turfgrass, rape, wheat, flowers.
7. according to the method for claim 6, described plant is watermelon, oranges and tangerines, paddy rice, capsicum.
8. the composition of claim 4 is for preventing and treating the purposes of fungi, bacterium and the viral multiple diseases causing.
9. purposes according to Claim 8, is characterized in that disease is watermelon blight, citrus bacterial canker disease and anthracnose, rice bakanae diseaseSick, pepper virus disease.
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TWI626229B (en) * 2016-09-22 2018-06-11 中國石油化學工業開發股份有限公司 Synthesis of biguanid phosphate and bactericide
CN107372568A (en) * 2017-07-18 2017-11-24 广东中迅农科股份有限公司 A kind of bactericidal composition
CN112471166A (en) * 2021-01-14 2021-03-12 石磊 Bactericidal composition containing polyhexamethylene biguanide and nano silver and application thereof
CN114097815A (en) * 2021-11-25 2022-03-01 兰州大学 Application of medical compound with amidine skeleton in resisting plant pathogenic bacteria

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