CN108530691A - A kind of degradable biological polysaccharide lotion mulch and preparation method thereof - Google Patents
A kind of degradable biological polysaccharide lotion mulch and preparation method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0256—Ground coverings
- A01G13/0268—Mats or sheets, e.g. nets or fabrics
- A01G13/0275—Films
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
- C08L3/02—Starch; Degradation products thereof, e.g. dextrin
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
- C08L5/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/52—Mulches
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2248—Oxides; Hydroxides of metals of copper
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a kind of degradable biological polysaccharide chitosan lotion mulches and preparation method thereof, it is made of water, fungicide, biological polyoses, nonionic surface active agent, crosslinking agent and tackifier, prepare the macromolecule polysaccharide lotion that emulsion concentration is 0.5 5%, this lotion is sprayed on to the farmland surface of arid area, and the surface of desert area, existing agricultural mulching can be replaced.The advantages of this lotion mulch, is：Its raw material has used the biological polyoses that can be degraded completely, and the product of degradation is water and carbon dioxide, and totally nontoxic is harmless.It is easy for construction, as long as carrying out simple sprinkling.The problem of entropy can be protected with the water conservation of effective solution arid area.
Description
Technical field
The present invention relates to the preparation formulas and technique of biological polyoses lotion, and in particular to a kind of degradable biological polysaccharide-shell
Glycan lotion mulch and preparation method thereof.
Background technology
It is a kind of emerging pollutant treatment technology that mulch, which is retained technology, has a vast market foreground.And biological polyoses are
A kind of degradable green material, it has, and small toxicity, safe, water imbibition is strong, performance of keeping humidity is good and can be degradable etc.
Feature.But its research at present and application also rarely have research in mulch field and answer mostly in medical treatment, foods and cosmetics field
With.
Invention content
The object of the present invention is to provide a kind of degradable biological polysaccharide-chitosan lotion mulch and preparation method thereof,
The biological polyoses lotion mulch that the technique obtains, has used the biological polyoses that can be degraded completely, the production of degradation in terms of raw material
Object is water and carbon dioxide, and there are no pollution to the environment；In construction party surface construction, as long as simply spray.For solution
Certainly the water conservation problem of arid area has great role.
In order to achieve the above object, the technical solution adopted by the present invention includes the following steps：
A kind of degradable biological polysaccharide-chitosan lotion mulch is lived by water, fungicide, biological polyoses, non-ionic surface
Property agent, crosslinking agent and tackifier composition, wherein 0.1-2 kilograms of fungicide, 0.5-30 kilogram of raw is added in every 1000 kilograms of water
Object polysaccharide, 0.2-1 kilograms of nonionic surfactant and 0.1-0.5 kilograms of crosslinking agent and tackifier.
The fungicide is sodium benzoate, hydrogen peroxide, Cosan, lime sulfur, copper sulphate, mercuric chloride, lime Bordeaux
Liquid, Kocide SD, cuprous oxide, organic phosphorus type disinfectant, organo-arsenic series bactericidal agent, substituted beneze-group fungicides, azoles fungicide
Or composite bactericide, stirring is to dissolving under the conditions of -10-40 DEG C.
The biological polyoses are chitin, chitosan, starch and chitin, chitosan and the water-insoluble derivative of starch
It is one or more in object.
The nonionic surface active agent is polyoxyethylene-type surfactant, EPE polyol EPE and non-
It is one or more in ion fluorocarbon surfactant；Polyoxyethylene-type surfactant is：Alkyl phenol polyoxyethylene ether, high-carbon
Fatty alcohol polyoxyethylene ether, polyoxyethylene carboxylate or fatty acid methyl ester ethoxylate；EPE polyol EPE is
Sorbitan ester or sucrose ester.
The crosslinking agent is one or more of ethylene glycol, polyethylene glycol, diamine compounds and glycerine
Mixture.
The tackifier are the mixture of one or more of polyacrylamide, xanthans and frictioning.
A kind of preparation method of degradable biological polysaccharide-chitosan lotion mulch, includes the following steps：
Fungicide is added to the water, stirring extremely dissolving under conditions of -10-40 DEG C；Then biological polyoses are added, continue to stir
It mixes；Nonionic surfactant is added, be eventually adding crosslinking agent and after tackifier stir evenly, prepares quality of the emulsion concentration
For 0.5-5% macromolecule polysaccharide lotion to get to degradable biological polysaccharide-chitosan lotion mulch.
Compared with prior art, the present invention has the following advantages：
The biological polyoses lotion mulch that the present invention obtains, has used the biological polyoses that can be degraded completely in terms of raw material,
The product of degradation is water and carbon dioxide, and there are no pollution to the environment；In construction party surface construction, it is as long as carrying out simple sprinkling
It can.For solving the problems, such as that the water conservation of arid area has great role.This lotion is sprayed on to the farmland surface of arid area, with
And the surface of desert area, existing agricultural mulching can be replaced.
The preparation method of the present invention is simple, and technique is pollution-free, and raw material has used the biological polyoses that can be degraded completely, degradation
Product be water and carbon dioxide, totally nontoxic is harmless.It is easy for construction, as long as carrying out simple sprinkling.Can have
Entropy is protected in the water conservation for solving the problems, such as arid area of effect.
Specific implementation mode
0.1-2 kilograms of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of -10 DEG C.Its
Middle fungicide be sodium benzoate, hydrogen peroxide, Cosan, lime sulfur, copper sulphate, mercuric chloride, lime Bordeaux mixture, Kocide SD,
In cuprous oxide, organic phosphates, organo-arsenic series bactericidal agent, substituted beneze-group fungicides, azoles fungicide and composite bactericide
One or more mixtures.
0.5-30 kilograms of addition reaction vessel of biological polyoses is weighed, continues to stir.Wherein biological polyoses be biological polysaccharide,
One or more mixtures in chitin, chitosan, starch and their water-insoluble derivatives.
0.2-1 kilograms of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein non-ionic surface active
Agent is polyoxyethylene-type surfactant：Alkyl phenol polyoxyethylene ether, high-carbon fatty alcohol polyoxyethylene ether, aliphatic acid polyethenoxy
Ester, fatty acid methyl ester ethoxylate etc. and EPE polyol EPE：Sorbitan ester, sucrose ester, alkylolamides
Type, the mixture of one or more of non-ion fluorin carbon surface active agent etc..
Crosslinking agent and the total 0.1-0.5 kilograms of addition reaction vessel of tackifier are weighed, continues to stir.Wherein crosslinking agent is second two
The mixture of one or more of the polyalcohols such as alcohol, polyethylene glycol, diamine compounds and glycerine；Tackifier are poly- third
The mixture of one or more of acrylamide, xanthans and frictioning etc..
Embodiment 1：
1,0.5 kilogram of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of -10 DEG C.Its
Middle fungicide is sodium benzoate, hydrogen peroxide, the mixture of Cosan.
2,10 kilograms of addition reaction vessels of biological polyoses are weighed, continue to stir.Wherein biological polyoses are biological polysaccharide, first
The mixture of shell element.
3,0.2 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein non-ionic surface active
Agent alkyl phenol polyoxyethylene ether, the mixture of high-carbon fatty alcohol polyoxyethylene ether.
4, crosslinking agent and tackifier totally 0.5 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is second two
Alcohol；Tackifier are polyacrylamide, obtain degradable biological polysaccharide-chitosan lotion mulch.
Embodiment 2：
1,0.1 kilogram of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 5 DEG C.Wherein
Fungicide is copper sulphate, mercuric chloride, lime Bordeaux mixture, mixture.
2,15 kilograms of addition reaction vessels of biological polyoses are weighed, continue to stir.Wherein biological polyoses are that biological polysaccharide forms sediment
The mixture of powder class and their water-insoluble derivatives.
3,0.2 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein non-ionic surface active
Agent is sorbitan ester, the mixture in non-ion fluorin carbon surface active agent.
4, crosslinking agent and tackifier totally 0.3 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is second two
The mixture of alcohol, diamine compounds and glycerine；Tackifier are polyacrylamide, and xanthan gum mixtures obtain degradable life
Object polysaccharide-chitosan lotion mulch.
Embodiment 3：
1,2 kilograms of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 20 DEG C.Wherein
Fungicide is hydrogen peroxide, lime sulfur, mercuric chloride, lime Bordeaux mixture cuprous oxide, the mixture in composite bactericide.
2,12 kilograms of addition reaction vessels of biological polyoses are weighed, continue to stir.Wherein biological polyoses are starch and its non-
Mixture in soluble derivative.
3,0.5 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein non-ionic surface active
Agent is polyoxyethylene-type：Alkyl phenol polyoxyethylene ether, fatty acid methyl ester ethoxylate, the mixture of sucrose ester.
4, crosslinking agent and tackifier totally 0.2 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is poly- second two
Alcohol, the mixture of diamine compounds；Tackifier are polyacrylamide, obtain degradable biological polysaccharide-chitosan lotion mulch.
Embodiment 4：
1,2 kilograms of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 40 DEG C.Wherein
Fungicide azoles fungicide and compound sterilizing agent composition.
2,20 kilograms of addition reaction vessels of biological polyoses are weighed, continue to stir.Wherein biological polyoses are biological polysaccharide, first
Shell element, chitosan and their water-insoluble derivatives mixture.
3,0.5 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein non-ionic surface active
Agent is high-carbon fatty alcohol polyoxyethylene ether, fatty acid methyl ester ethoxylate sucrose ester, alkylolamides type, non-ionic fluorocarbon table
The mixture of face activating agent.
4, crosslinking agent and tackifier totally 0.5 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is poly- second two
Alcohol, diamine compounds；Tackifier are polyacrylamide, xanthans, and the mixture of frictioning obtains degradable biological polysaccharide-shell
Glycan lotion mulch.
Embodiment 5：
1,1 kilogram of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 10 DEG C.Wherein
Fungicide is sodium benzoate, hydrogen peroxide, Cosan, substituted beneze-group fungicides, the mixing of azoles fungicide and composite bactericide
Object.
2,0.5-30 kilograms of addition reaction vessel of biological polyoses is weighed, continues to stir.Wherein biological polyoses are chitin, are formed sediment
The mixture of powder class and their water-insoluble derivatives.
3,0.2 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein non-ionic surface active
Agent is sorbitan ester, sucrose ester, alkylolamides type, the mixture of non-ion fluorin carbon surface active agent etc..
4, crosslinking agent and tackifier totally 0.2 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is second two
The mixture of one or more of the polyalcohols such as alcohol, diamine compounds and glycerine；Tackifier are polyacrylamide, are obtained
To degradable biological polysaccharide-chitosan lotion mulch.
Embodiment 6：
1,0.5 kilogram of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 20 DEG C.Its
Middle fungicide is=organic phosphates, organo-arsenic series bactericidal agent, substituted beneze-group fungicides, azoles fungicide and composite bactericide
Mixture.
2,30 kilograms of addition reaction vessels of biological polyoses are weighed, continue to stir.Wherein biological polyoses are biological polysaccharide, first
Shell element, chitosan, the mixture of starch.
3,0.5 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein non-ionic surface active
Agent is alkyl phenol polyoxyethylene ether, fatty acid methyl ester ethoxylate etc.；Sucrose ester, alkylolamides type, non-ionic fluorocarbon table
The mixture of face activating agent.
4, crosslinking agent and tackifier totally 0.1 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is poly- second two
Alcohol, the mixture of diamine compounds；Tackifier are xanthans, and frictioning mixture obtains degradable biological polysaccharide lotion mulch.
Embodiment 7：
1,1.5 kilograms of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 40 DEG C.Its
Middle fungicide is sodium benzoate, hydrogen peroxide, Cosan, lime Bordeaux mixture, Kocide SD, organo-arsenic series bactericidal agent, substituted benzene
Series bactericidal agent, the mixture of azoles fungicide.
2,30 kilograms of addition reaction vessels of biological polyoses are weighed, continue to stir.Wherein biological polyoses be biological polysaccharide and
Mixture in its water-insoluble derivatives.
3,1 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein nonionic surfactant
For alkyl phenol polyoxyethylene ether, high-carbon fatty alcohol polyoxyethylene ether, polyoxyethylene carboxylate, fatty acid methyl ester ethoxylate
Alkylolamides type, the mixture of non-ion fluorin carbon surface active agent.
4, crosslinking agent and tackifier totally 0.2 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is Diamines
The mixture of the polyalcohols such as compound and glycerine；Tackifier are xanthans, and the mixture of frictioning obtains degradable biological polysaccharide
Lotion mulch.
Embodiment 8：
1,1 kilogram of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 30 DEG C.Wherein
Fungicide is sodium benzoate, copper sulphate, mercuric chloride, lime Bordeaux mixture, Kocide SD, cuprous oxide, organic phosphates, organo-arsenic class
Fungicide, the mixture of composite bactericide.
2,0.5-30 kilograms of addition reaction vessel of biological polyoses is weighed, continues to stir.Wherein biological polyoses are biological polyoses
The mixture of class, starch and their water-insoluble derivatives.
3,1 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein nonionic surfactant
Sorbitan ester, sucrose ester, alkylolamides type, the mixture of non-ion fluorin carbon surface active agent.
4, crosslinking agent and tackifier totally 0.3 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is poly- second two
Alcohol, the mixture of one or more of diamine compounds；Tackifier are xanthan gum mixtures, and it is more to obtain degradable biological
Sugar-chitosan lotion mulch.
Embodiment 9：
1,0.5 kilogram of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 25 DEG C.Its
Middle fungicide is copper sulphate, mercuric chloride, lime Bordeaux mixture, Kocide SD, cuprous oxide, organic phosphates, organo-arsenic series bactericidal agent
And the mixture of composite bactericide.
2,5 kilograms of addition reaction vessels of biological polyoses are weighed, continue to stir.Wherein biological polyoses are biological polysaccharide, first
Shell element, chitosan, the mixture of starch.
3,1 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein nonionic surfactant
Polyoxyethylene carboxylate, fatty acid methyl ester ethoxylate, sorbitan ester, non-ion fluorin carbon surface active agent, sucrose
The mixture of ester.
4, crosslinking agent and tackifier totally 0.5 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is glycerine etc.
A variety of mixture in polyalcohol；Tackifier are polyacrylamide, xanthans, and it is more to obtain degradable biological for the mixture of frictioning
Sugared lotion mulch.
Embodiment 10：
1,0.1 kilogram of fungicide is weighed, and 1000 kilograms of water are added, high-speed stirred extremely dissolves under conditions of 20 DEG C.Its
Middle fungicide is sodium benzoate, mercuric chloride, lime Bordeaux mixture, Kocide SD, cuprous oxide, organic phosphates, the sterilization of organo-arsenic class
Agent, the mixture of substituted beneze-group fungicides.
2,15 kilograms of addition reaction vessels of biological polyoses are weighed, continue to stir.Wherein biological polyoses are biological polysaccharide, first
Shell is plain, the mixture in starch and their water-insoluble derivatives.
3,1 kilogram of addition reaction vessel of nonionic surfactant is weighed, continues to stir.Wherein nonionic surfactant
For high-carbon fatty alcohol polyoxyethylene ether, polyoxyethylene carboxylate, the sucrose esters such as fatty acid methyl ester ethoxylate, non-ion fluorin
The mixture of carbon surface active agent.
4, crosslinking agent and tackifier totally 0.5 kilogram of addition reaction vessel are weighed, continues to stir.Wherein crosslinking agent is Diamines
The mixture of one or more of the polyalcohols such as compound and glycerine；Tackifier are xanthans, and the mixture of frictioning obtains
To degradable biological polysaccharide-chitosan lotion mulch.
Emulsion concentration prepared by the present invention is the macromolecule polysaccharide lotion of 0.5-5%, this lotion is sprayed on punja
The farmland surface in area and the surface of desert area, can replace existing agricultural mulching.The advantages of this lotion mulch, is：
Its raw material has used the biological polyoses that can be degraded completely, and the product of degradation is water and carbon dioxide, and totally nontoxic is harmless.Construction
It is convenient, as long as carrying out simple sprinkling.The problem of entropy can be protected with the water conservation of effective solution arid area.
By laboratory preliminary test, the degradation cycle in farmland is about 40-140 days, and the degradation cycle in deserted mountain is about
180 days, moistening effect was substantially suitable with existing mulch.But it has advantage of low cost, easy for construction, degradable.
Protection scope of the present invention is not limited to the above embodiments, for those of ordinary skill in the art, if
If the various changes and deformations that carried out to the present invention belong within the scope of the claims in the present invention and equivalent technologies, the meaning of the present invention
Including figure also includes these changes and deforms.
Claims (7)
1. a kind of degradable biological polysaccharide sugar lotion mulch, which is characterized in that by water, fungicide, biological polyoses, nonionic table
Face activating agent, crosslinking agent and tackifier composition, wherein 0.1-2 kilograms of fungicide, 0.5-30 thousand is added in every 1000 kilograms of water
Gram biological polyoses, 0.2-1 kilograms of nonionic surfactant and 0.1-0.5 kilograms of crosslinking agent and tackifier.
2. a kind of degradable biological polysaccharide lotion mulch according to claim 1, which is characterized in that the fungicide is
Sodium benzoate, Cosan, lime sulfur, copper sulphate, mercuric chloride, lime Bordeaux mixture, Kocide SD, cuprous oxide, has hydrogen peroxide
The Phosphorus fungicide of machine, organo-arsenic series bactericidal agent, substituted beneze-group fungicides, azoles fungicide or composite bactericide.
3. a kind of degradable biological polysaccharide lotion mulch according to claim 1, which is characterized in that the biological polyoses
It is one or more in chitin, chitosan, starch and chitin, chitosan and starch water-insoluble derivatives.
4. a kind of degradable biological polysaccharide sugar lotion mulch according to claim 1, which is characterized in that the nonionic
Type surfactant is in polyoxyethylene-type surfactant, EPE polyol EPE and non-ion fluorin carbon surface active agent
It is one or more；Polyoxyethylene-type surfactant is：Alkyl phenol polyoxyethylene ether, high-carbon fatty alcohol polyoxyethylene ether, fat
Fat acid polyoxyethylene ester or fatty acid methyl ester ethoxylate；EPE polyol EPE is sorbitan ester or sucrose
Ester.
5. a kind of degradable biological polysaccharide sugar lotion mulch according to claim 1, which is characterized in that the crosslinking agent
For the mixture of one or more of ethylene glycol, polyethylene glycol, diamine compounds and glycerine.
6. a kind of degradable biological polysaccharide lotion mulch according to claim 1, which is characterized in that the tackifier are
The mixture of one or more of polyacrylamide, xanthans and frictioning.
7. a kind of preparation method of degradable biological polysaccharide lotion mulch as described in claim 1 to 6 any one, feature
It is, includes the following steps：
Fungicide is added to the water, stirring extremely dissolving under conditions of -10-40 DEG C；Then biological polyoses are added, continue to stir；
Nonionic surfactant is added, be eventually adding crosslinking agent and after tackifier stir evenly, it is a concentration of to prepare quality of the emulsion
The macromolecule polysaccharide lotion of 0.5-5% is to get to degradable biological polysaccharide lotion mulch.
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| CN110354906A (en) * | 2019-08-27 | 2019-10-22 | 合肥学院 | A kind of Cu2O/ chitin composite membrane and preparation method thereof |
| CN115216103A (en) * | 2022-08-19 | 2022-10-21 | 润涵(山东)生态科技有限公司 | Functional liquid mulching film with fluorescence effect and mulching film laying method |
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