CN101289356A - Polypeptide coating agent and uses thereof - Google Patents
Polypeptide coating agent and uses thereof Download PDFInfo
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- CN101289356A CN101289356A CNA2008103021502A CN200810302150A CN101289356A CN 101289356 A CN101289356 A CN 101289356A CN A2008103021502 A CNA2008103021502 A CN A2008103021502A CN 200810302150 A CN200810302150 A CN 200810302150A CN 101289356 A CN101289356 A CN 101289356A
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Abstract
The invention discloses a polypeptide coated agent and an application thereof. The polypeptide coated agent is prepared by mixing polypeptide salt solution which contains chemical synthesis, has a concentration of 10 percent to 40 percent and has a viscosity-average molecular weight of less than 5000 with biocide solution which has a concentration of 0.01 percent to 10 percent and is easy to be degraded by microorganism. The polypeptide coated agent belongs to green chemicals and is mainly used for producing polypeptide coated fertilizers and polypeptide compound fertilizers and crop seed pelleting, and can also be used for spraying crop foliar. The application of the polypeptide coated agent of the invention can prolong fertilizer efficiency, can increase use efficiency of the fertilizer and promote the crop to generate and grow, thus achieving the aim of improving soil and increasing grain yield.
Description
Technical field
The present invention relates to polymer chemistry and agricultural technology field, relate in particular to polypeptide coating agent and uses thereof.
Technical background
Peptide is the compound that two or more amino acid link to each other with peptide bond, must link to each other with peptide bond between the amino acid, forms amino acid chain and just can be called peptide.Two amino acid are called dipeptides with the compound that peptide bond links to each other, and three amino acid are called tripeptides with the compound that peptide bond links to each other, and analogizing in proper order to have tens of peptides.
Amino acid chain has the branch of " short chain ", " long-chain ", and short chain generally is made up of 26 amino acid, and long-chain generally is made up of 10 above dozens of amino acid.Amino acid short-chain peptide molecular weight is generally below 1000, have extremely strong activity and diversity, need not digest direct absorption, can do not carried out the secondary degraded after entering human body by digestion, be absorbed by the body with complete form, need not reconfigure direct synthetic cell in the human body protein metabolism, performance physiological activity at human body yet.
The length of the existing amino acid chain of peptide also has the size of molecular weight.Molecular weight is at being called below 1000 " little peptide ", " oligopeptides ", " little peptide ", and little peptide is " imperial crown " in the peptide, has extremely strong activity and diversity, and important biological function is arranged.
The peptide of molecular weight between 1000-3000 is called " polypeptide ", the peptide of molecular weight between 3000-5000 is called " big peptide ", these peptides are active in little peptide, after entering human body, may be carried out the secondary degraded by digestion, after the secondary degraded, what have may be degraded to little peptide, and what have may be degraded to amino acid.
Also there is polypeptide in the farming object with very strong natural bioactive, it relates to crop growth, growth, cell fission, information transmission, immune control, anti-ageing, physiological clock rule and molecular evolution etc., inject bioactive peptide to plant, can adjust each position speed of growth of plant, improve its quality and yield.
The bioactive peptide of chemosynthesis enters in the plant materials, can adjust each position speed of growth of plant equally, improves its quality and yield.
At present, the report that does not also have the bioactive peptide of chemosynthesis aspect farm crop, to use.
The coating sustained-controll-release fertiliser has just had application at twentieth century, mainly is the sulphur coating.Developed into coated with resin afterwards, wax coating etc.High molecular weight water soluble polymer fluidisation film-coated controlled release fertilizer appears in 21st century, high-molecular polypeptide urea and high-molecular polypeptide compound manure.
Containing polypeptide fertilizer is a kind of new and effective fertilizer, in recent years gradually by fertilizer and Application Areas approval.Peptide urea is applied to field crop, cash crop, fruits and vegetables, flowers in agricultural, can promote inside plants to regulate and control the Physiology and biochemistry effect comprehensively, give full play to plant endogenous growth hormone, promote to nourish and grow, improve urea utilization and absorption, its efficient can be increased to about 20%.
CN1246263 " water soluble resin fluidisation coating controlled-release fertilizer preparation method for material " discloses the preparation method of film-coated controlled release fertilizer.Be a kind ofly to wrap up the granular compound fertilizer of any nitrogen phosphoris and potassium fertilizer ratio with water soluble resin and make the method for filmcoated controlled release fertilizer.This method adopts fluidized-bed that a certain amount of water soluble resin solution is wrapped in granular compound fertilizer material surface and it is prepared into filmcoated controlled release fertilizer under low-temperature atmosphere-pressure according to the requirement of fertilizer supply and preservation phase.
CN1256307 " coated release-controlled fertilizer special for vegetable material and method for making thereof ", it is characterized in that component and part by weight that coating layer feeds intake are as follows: one of polyvinyl alcohol 8～10, Polyvinylpyrolidone (PVP) 2.2～2.5, talcum powder 2.3～5, Dyhard RU 100 and quinhydrones or both 0.1～0.4, water 83～87, coating layer thickness weight is 3%～7% of coated granular fertilizer gross weight.Be a kind of npk nutrient of controlled release simultaneously, coating and the control of inhibitor double-bang firecracker, and rete is degradable and function such as improve the soil is the film-coated controlled release fertilizer of one.
CN101028984 " a kind of polypeptide composite fertilizer and preparation technology's method thereof "; a kind of polypeptide composite fertilizer is disclosed; be added with poly aspartic acid or its salt in the described composite fertilizer; its preparation technology's method be earlier with each component in the composite fertilizer by weight allocation ratio mix; then compound is carried out fusion in container; then poly aspartic acid or its salt being added entry by 2～100 times weight allocation ratio dilutes and makes the aqueous solution; then with the aqueous solution by weight allocation ratio directly join in the mixed slurry of molten state; after mixing, finish granulation by tablets press.
CN101074182 " production of polypeptide urea and the application in agricultural thereof " is characterized in comprising polypeptide and urea, and wherein in the polypeptide gross weight, the content of polypeptide is 0.05～1.5 weight %, and content of urea is 98.5～99.99 weight %.The preparation method of peptide urea directly directly mixes polypeptide with fused urea, then in the urea prilling tower granulation.
But above-mentioned patent or technology are uses complicated melting granulating technology, and shortcoming is that facility investment is big, and the production cost height has increased peasant's burden, is difficult to rapidly, big area promotes.
And high-molecular polypeptide solution is easily by microbial attack, moldy metamorphism, and the quality guarantee period shortens.
The present invention proposes for addressing the above problem.
Summary of the invention
Polypeptide coating agent provided by the invention has following characteristics:
Polypeptide salts solution among the present invention is 10%～40% viscosity-average molecular weight less than 5000 poly aspartic acid ammonium solution with the content of chemosynthesis mainly, or copolymerization aspartic acid ammonium solution, or the mixture of the two is a host, contain molecular weight in the polymkeric substance less than 1000 active polypeptide 0.5%～10%, improved the effect of polypeptide coating agent of the present invention significantly.
2. polypeptide coating agent of the present invention is metal ion not, all by the utilization of energy crop absorption.
3. it is quaternary ammonium salt solution that polypeptide coating agent of the present invention contains 0.01%～10% biocide solution that easily is degraded by microorganisms, or polyquaternium solution, with the mixture of methylisothiazolinone solution; Moldy metamorphism when biocide solution can prevent the polypeptide coating agent storage stops harmful microorganism to decompose the fertilizer beneficial element in application, has prolonged the life-span of polypeptide polymer, improves utilization rate of fertilizer, has increased fertilizer efficiency.
4. biocide solution is that 30%～50% quaternary ammonium salt solution or 8%～45% polyquaternium solution and content are 1.5%～14% methylisothiazolinone solution composition by content.Both ratios are 1: 1～50: 1.
5. polypeptide coating agent of the present invention belongs to green chemical, is applied to produce polypeptide composite fertilizer, polypeptide coating fertilizer, and the polypeptide coating agent add-on is 0.05%～2% of a by weight of fertilizer; Be used for the crop seeds dressing, working concentration is 0.5～10%; Being used for corps leaf surface, to spray working concentration be 0.002%～0.1%.
When being used to produce polypeptide coating fertilizer, the polypeptide coating agent atomizing that only need measure evenly is sprayed on the granulated fertilizer surface and is polypeptide coating fertilizer.Both can directly use, also can package spare after the drying.
When being used to produce the polypeptide composite fertilizer, need polypeptide coating agent and the deployed powdery composite fertilizer of nitrogen phosphoris and potassium fertilizer ratio that measures mixed, enter tablets press granulation, drying, be granular polypeptide composite fertilizer.
Polypeptide coating fertilizer, polypeptide composite fertilizer are improved the fertilizer nutrient utilization ratio significantly, and the absorbed dose of N increases more than 50%, and the absorbed dose of P increases more than 5%, and the absorbed dose of K increases more than 15%; By chelating, adsorption, the exchange interaction of a plurality of carboxyls on the polypeptide chain, make nutrient in soil, slowly discharge simultaneously.Because biocide is to the restraining effect of urine enzyme in the polypeptide coating agent, the urea nutrient is used fertilizer efficiency and was brought up to 90-120 days from 50 days again.
Polypeptide coating agent of the present invention both can be used in fertiliser production enterprise, also can allow the peasant directly buy, and oneself is mixed fertilizer and uses, large scale application especially easily.
Embodiment
Describe the present invention below in conjunction with embodiment, but therefore do not limit protection claim of the present invention:
Embodiment one
The viscosity-average molecular weight of getting 20 kilograms of chemosynthesis is 4500 30% poly-aspartic acid ammonium solution, wherein contains molecular weight and is about 3% for poly-aspartic acid bioactive peptide.With content is the poly-2-hydroxypropyl-1 of 40% chlorination, and 1-N-Dimethyl Ammonium solution 1000 grams, content are that 10% methylisothiazolinone solution, 500 grams join in the above-mentioned poly-aspartic acid ammonium solution, mix with agitator, promptly get polypeptide coating agent of the present invention.
Embodiment two
The viscosity-average molecular weight of getting 5 kilograms of chemosynthesis is 3500 30%L-L-glutamic acid copolymerization aspartic acid ammonium solution, wherein contains molecular weight and is about 6% for poly-aspartic acid bioactive peptide.With content is poly-2 hydroxypropyls-1 of 40% chlorination, and 1-N-Dimethyl Ammonium solution 25 grams, content are that 10% methylisothiazolinone solution, 25 grams join in the above-mentioned poly-aspartic acid ammonium solution, mix with agitator, promptly get polypeptide coating agent of the present invention.
Embodiment three
The viscosity-average molecular weight of getting 5 kilograms of chemosynthesis is 4500 30%L-L-glutamic acid copolymerization aspartic acid ammonium solution, wherein contains molecular weight and is about 3% for poly-aspartic acid bioactive peptide.With content is that 46% dodecyl dimethyl benzyl ammonium chloride solution, 30 grams, content are that 10% methylisothiazolinone solution, 25 grams join in the above-mentioned poly-aspartic acid ammonium solution, with mixing, promptly gets polypeptide coating agent of the present invention.
Embodiment four
Polypeptide coating agent with embodiment one is produced the polypeptide composite fertilizer, and the polypeptide coating agent add-on is 0.5% of a by weight of fertilizer.With load weighted polypeptide coating agent and nitrogen phosphoris and potassium fertilizer ratio is that 25: 5: 17 powdery composite fertilizer mixes, and enters tablets press granulation, drying, promptly is the granular polypeptide composite fertilizer of producing (winter wheat compound fertilizer special).
Embodiment five
It is 5% that the polypeptide coating agent of embodiment three is diluted to concentration, with the hilly upland that is seeded into 180 square metres behind the mung bean seed surface-coating.Green bean-leaf is long to be that the 0.01% polypeptide coating agent aqueous solution sprays (two minor ticks 10 days) twice with concentration during to the 6-8 leaf, after green bean-leaf is bloomed, is that 0.01% polypeptide coating agent sprays (two minor ticks 10 days) twice with concentration again.
Gather in the crops 60 kilograms in mung bean altogether, volume increase 45%.
Embodiment six
Polypeptide coating agent 750 gram of embodiment three is added water 2500 grams evenly be sprayed on 80 kilograms of Granular Ureas, 50 kilograms of granular diammonium phosphate surfaces, mix.Directly apply the Tanaka of 1800 square metres of sowing winter wheat when plowing, normal management.
During results, the mu spike number is 413335, and grain number per spike is 52, and thousand seed weight is 45 grams.
This crop surpasses historical high output 41.18%.
Claims (1)
1, polypeptide coating agent and uses thereof is characterized in that: 1. polypeptide coating agent be 10%～40% viscosity-average molecular weight less than 5000 polypeptide salts solution and concentration by the concentration of chemosynthesis is that 0.01%～10% biocide solution that easily is degraded by microorganisms is mixed and formed; 2. viscosity-average molecular weight refers to the poly aspartic acid ammonium solution less than 5000 polypeptide salts solutions, or copolymerization aspartic acid ammonium solution, can be the mixture of the two also, contains molecular weight in the polymkeric substance less than 1000 active polypeptide 0.5%～10%; 3. the biocide solution that easily is degraded by microorganisms is quaternary ammonium salt solution or polyquaternium solution, with the mixture of methylisothiazolinone solution.4. polypeptide coating agent is used to produce polypeptide coating fertilizer, polypeptide composite fertilizer, and add-on is 0.05%～2% of a by weight of fertilizer; Be used for the crop seeds dressing, working concentration is 0.5～10%; Also can be used for corps leaf surface and spray, working concentration is 0.002～0.1%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2008103021502A CN101289356B (en) | 2008-06-16 | 2008-06-16 | Polypeptide coating agent and uses thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008103021502A CN101289356B (en) | 2008-06-16 | 2008-06-16 | Polypeptide coating agent and uses thereof |
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| CN101289356A true CN101289356A (en) | 2008-10-22 |
| CN101289356B CN101289356B (en) | 2011-05-04 |
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| CN2008103021502A Expired - Fee Related CN101289356B (en) | 2008-06-16 | 2008-06-16 | Polypeptide coating agent and uses thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103396207A (en) * | 2013-07-02 | 2013-11-20 | 河南天宇肥业有限公司 | Fertilizer with saving synergistic formula |
| CN104446978A (en) * | 2014-11-28 | 2015-03-25 | 中国科学院沈阳应用生态研究所 | Corn seed coating agent with root strengthening, seedling strengthening and water retention functions and preparation method of corn seed coating agent |
| CN108926494A (en) * | 2018-06-26 | 2018-12-04 | 苏州美瑞姿生物科技有限公司 | Poly-aspartate sodium salt combination solution and preparation method thereof, application |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106748257A (en) * | 2017-01-17 | 2017-05-31 | 山东象力丰生物科技有限公司 | A kind of nitrogen-fixing microorganism Chemical Mixed Fertilizer and preparation method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5861356A (en) * | 1992-11-05 | 1999-01-19 | Donlar Corporation | Method and composition for enhanced plant productivity comprising fertilizer and cross-linked polyamino acid |
| US5646133A (en) * | 1996-03-14 | 1997-07-08 | Donlar Corporation | Polyaspartic acid and its analogues in combination with insecticides |
| CN101028984A (en) * | 2007-02-13 | 2007-09-05 | 寿光市利丰化工有限公司 | Polypeptide composite fertilizer and its production |
-
2008
- 2008-06-16 CN CN2008103021502A patent/CN101289356B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103396207A (en) * | 2013-07-02 | 2013-11-20 | 河南天宇肥业有限公司 | Fertilizer with saving synergistic formula |
| CN103396207B (en) * | 2013-07-02 | 2015-07-08 | 河南天宇肥业有限公司 | Fertilizer with saving synergistic formula |
| CN104446978A (en) * | 2014-11-28 | 2015-03-25 | 中国科学院沈阳应用生态研究所 | Corn seed coating agent with root strengthening, seedling strengthening and water retention functions and preparation method of corn seed coating agent |
| CN104446978B (en) * | 2014-11-28 | 2016-07-13 | 中国科学院沈阳应用生态研究所 | A kind of corn seed coating agent with strong root, strong sprout and water retaining function and preparation method thereof |
| CN108926494A (en) * | 2018-06-26 | 2018-12-04 | 苏州美瑞姿生物科技有限公司 | Poly-aspartate sodium salt combination solution and preparation method thereof, application |
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| Publication number | Publication date |
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| CN101289356B (en) | 2011-05-04 |
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Owner name: LUOYANG YINYUAN CHEMICAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LI SHAOTONG Effective date: 20130710 |
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Effective date of registration: 20130710 Address after: No. 6 silver Kunming Science and Technology Park 471003 Henan city of Luoyang Province, Luoyang high tech Development Zone Fenghua Road No. 1 building four layer D09 Patentee after: LUOYANG YINYUAN CHEMICAL TECHNOLOGY CO., LTD. Address before: 471012, room 7, building 105, three community, Jili District, Luoyang, Henan Patentee before: Li Shaotong |
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Effective date of registration: 20160307 Address after: No. 6 silver Kunming Science and Technology Park 471003 Henan city of Luoyang Province, Luoyang high tech Development Zone Fenghua Road No. 2 building 202-36 Patentee after: LUOYANG HEMENG TECHNOLOGY CO., LTD. Address before: No. 6 silver Kunming Science and Technology Park 471003 Henan city of Luoyang Province, Luoyang high tech Development Zone Fenghua Road No. 1 building four layer D09 Patentee before: LUOYANG YINYUAN CHEMICAL TECHNOLOGY CO., LTD. |
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