CN107473816A - A kind of preparation method of Enteromorpha defibrination liquefies rapid extraction nutritional ingredient and Enteromorpha compoiste fertilizer - Google Patents

A kind of preparation method of Enteromorpha defibrination liquefies rapid extraction nutritional ingredient and Enteromorpha compoiste fertilizer Download PDF

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Publication number
CN107473816A
CN107473816A CN201710701092.XA CN201710701092A CN107473816A CN 107473816 A CN107473816 A CN 107473816A CN 201710701092 A CN201710701092 A CN 201710701092A CN 107473816 A CN107473816 A CN 107473816A
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enteromorpha
slurry
acid
phosphorylation
defibrination
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丁立朋
丁然
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RIZHAO XURI COMPOSITE MATERIALS Co Ltd
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RIZHAO XURI COMPOSITE MATERIALS Co Ltd
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Priority to CN201710701092.XA priority Critical patent/CN107473816A/en
Priority to CN202310788903.XA priority patent/CN116813409A/en
Publication of CN107473816A publication Critical patent/CN107473816A/en
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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B15/00Organic phosphatic fertilisers
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F11/00Other organic fertilisers
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00Fertilisers characterised by their form
    • C05G5/20Liquid fertilisers

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Fertilizers (AREA)

Abstract

Utilization and organic fertilizer production technical field are rapidly and efficiently handled the present invention relates to Enteromorpha, discloses a kind of method for rapid extraction nutritional ingredient that Enteromorpha defibrination liquefies, and the nutritional ingredient is prepared into Enteromorpha compoiste fertilizer after acid and alkali hydrolysis, concentration.The fresh Enteromorpha freshwater soaking desalination newly salvaged is removed into sand, mechanical jordaning is carried out after crushing, liquefy Enteromorpha, extracts Nutrition Composition of Entermorpha prolifera, and Enteromorpha slurry is made.Then distillation and concentration must concentrate the Enteromorpha slurry of hydrolysis in the presence of sour or alkali.Gained Enteromorpha is starched into phosphorylation with phosphoric acid agent, compounding inorganic fertilizer prepares compoiste fertilizer.Enteromorpha processing method provided by the invention avoids difficult stoving process, and small investment, cost is low, and efficiency high, capacity is big, admirably meets the Enteromorpha environmental protection treatment of disastrous outburst, eliminates Enteromorpha huge pollution to caused by environment of large-scale outbreak.

Description

It is a kind of that Enteromorpha defibrination liquefies rapid extraction nutritional ingredient and Enteromorpha compoiste fertilizer Preparation method
Technical field
Utilized the present invention relates to Enteromorpha efficient process and organic fertilizer production technical field, more particularly to one kind grind fresh Enteromorpha The preparation method of slurried rapid extraction nutritional ingredient and Enteromorpha compoiste fertilizer.
Background technology
Enteromorpha is one kind of Chlorophyta Ulvaceae, rich in protein, vitamin, fat, cellulose, carbohydrate and ore deposit Material, enriched with nutriment and bioactive substance it is famous, also containing iodine, calcium, phosphorus, iron, potassium and other trace elements, amino Sour A wide selection of colours and designs, the nutriment and efficient organic fertilizer of high-quality can be prepared.The characteristics of Enteromorpha is in seasonal, disastrous outburst, Need to concentrate and salvage, the Enteromorpha quantity salvaged in a short time is especially huge.After Enteromorpha salvages process and salvages disembarkation, pole under normal temperature It is perishable rotten, can not normality preserve, can not also dry, drying process can rot.
Existing technology is that the mode for extracting Organic nutrient in an aqueous medium using dry Enteromorpha handles waterside Tongue.Such as a kind of preparation methods of seaweed urea of patent CN101486619B, a kind of Enteromorpha active components of patent CN101485343B Extractive technique and Enteromorpha alga fertilizer preparation method, a kind of manufacture work of algae compound flushing fertilizers of patent CN102153395B Skill, a kind of seaweed organic fertilizers of patent CN102491798B and its a kind of high efficiency extraction waterside of preparation technology, patent CN103044570B The method that the extraction process of tongue polysaccharide is announced all be using dry marine alga and Enteromorpha extract in an aqueous medium activity effectively into Point.These processing methods need to dry after Enteromorpha is shredded.
Because the contents of organic matter such as the protein of Enteromorpha, fat are higher, wrap up again in body, adsorb substantial amounts of seawater, often Easily rotted under temperature.The fresh Enteromorpha for wanting to rot the high-moisture of flood tide and easily effectively drying is, it is necessary to very big Place, the factory building and storehouse, high-power drying plant of large area, invest huge, high energy consumption, cost is high, and efficiency is low, drying Complex process, product quality are difficult to control, and are the technique bottlenecks of Enteromorpha harmless treatment.After particularly Enteromorpha rots, it is difficult to release The foul smell of news, do not disappear for a long time, seriously pollute environment.
Simultaneously as the seawater amount that Enteromorpha parcel combines absorption is very high, the Enteromorpha salt content dried after simple extrusion dehydration It is very high, cause very big desalination difficult to next step deep processing, increase many costs, have impact on the quality of subsequent product.Particularly The organic fertilizer of obtained high content of salt easily causes hardened to soil, influences plant growth.
The content of the invention
The purpose of the present invention is to be difficult to the quick, technical barrier of efficient process for explosive Enteromorpha, there is provided by fresh Enteromorpha Mechanical jordaning, fast liquefying extract its nutritional ingredient, the method that phosphorylation produces Enteromorpha compoiste fertilizer.Specifically it is directed to calamity The fresh Enteromorpha of evil property outburst, not drying, directly makes Enteromorpha liquefy after crushing using refiner mechanical defibrination, extraction nutrition into Point, obtain Enteromorpha slurry.Then obtained Enteromorpha slurry is hydrolyzed into simultaneously distillation and concentration in the presence of acids or bases, phosphorylation, which produces Enteromorpha, to be had The method of machine composite fertilizer.
Specific technical scheme of the invention is as follows:
The invention provides a kind of method by Enteromorpha defibrination liquefaction rapid extraction nutritional ingredient, comprise the following steps:
A, after fresh Enteromorpha being soaked into desalination, crush, defibrination, obtain Enteromorpha slurry;
B, the Enteromorpha slurry that step A is obtained is starched into the acid of quality 0.05%~5% with Enteromorpha or alkali mixes, in 30~105 DEG C 2~48h of lower hydrolysis concentration, is more than 20% to reaction solution solids content, and the Enteromorpha slurry of concentration hydrolysis is made.
Preferably, in step B, the Enteromorpha slurry is additionally added citric acid before hydrolysis, and the quality of the citric acid is waterside The 0.015%~1.5% of tongue slurry quality.
Preferably, it is described to crush to use pasture and water pulverizer that the fresh Enteromorpha is smashed into growth degree for the broken of below 10cm Bits.
Preferably, the defibrination is that the fresh Enteromorpha bits after crushing are carried out into physical grinding in aqueous medium using fiberizer, Enteromorpha slurry is made.
Preferably, the acid is the one or more in phosphoric acid, sulfuric acid or hydrochloric acid, and the alkali is potassium carbonate, sodium carbonate, carbon One or more in potassium hydrogen phthalate, sodium acid carbonate, potassium hydroxide, sodium hydroxide, potassium oxide, sodium oxide molybdena.
Present invention also offers a kind of preparation method of Enteromorpha compoiste fertilizer, comprise the following steps:
(1) Enteromorpha slurry above method step B being prepared starches the phosphorylation of solid weight 1%~500% with Enteromorpha Agent mixing carries out phosphorylation reaction, and the pH value of the phosphorylation reaction is 7~12, and temperature is 0~100 DEG C, reacts 1~6h, phosphorus Distillation and concentration while acidification reaction, obtain phosphorylation Enteromorpha slurry;
(2) pH value for adjusting the phosphorylation Enteromorpha slurry is 5~9, and Enteromorpha compoiste fertilizer is made.
Preferably, in the step (1), the urea that Enteromorpha slurry is starched to solid masses 0~300% with the Enteromorpha mixes Afterwards, then phosphorylation reaction is carried out.
Preferably, in the step (2), urea is additionally added in the phosphorylation Enteromorpha slurry, the quality of the urea is institute State the 0~300% of phosphorylation Enteromorpha slurry solid masses.
It is furthermore preferred that in the step (2), before urea is added, in addition to it is passed through in being starched to the phosphorylation Enteromorpha The pH value that ammonia to phosphorylation Enteromorpha is starched is 7~9.
Preferably, the phosphoric acid agent is phosphoric acid and its salt, polyphosphoric acid and its salt, ten tetraphosphine oxides, POCl3, pentachloro- Change the one or more in phosphorus, and their thio thing or seleno thing;The salt is its ammonium salt, sylvite or sodium salt;It is described poly- Phosphoric acid is tripolyphosphate, four polyphosphoric acids, polyphosphoric acids or cyclic polyphosphoric acid.
Compared with prior art, the present invention has advantages below:
It is after high-moisture Enteromorpha is dried, to place into effective component extracting in water to the processing method of fresh Enteromorpha at present, Stoving process is clearly idle work, but causes significant wastage, and there is also extreme difficulties.For this situation, the invention Property by fresh Enteromorpha without drying, simply soak desalination and remove sand, after cutting and grinding, physics defibrination, rapidly and efficiently extract Enteromorpha battalion Form point, Enteromorpha liquefies for easy realizing.Physics defibrination does not have to chemical agent, is carried out in aqueous medium at normal temperatures again, right The nutritional ingredient of Enteromorpha is not destroyed substantially, and nutritional ingredient retention rate is high.
Defibrination technology can in aqueous medium by the plant mill of high-moisture into slurry, break cellulose cell wall to contained The parcel of the various nutritional ingredients such as protein, polypeptide, polysaccharide, and easy, quick nutritional ingredient and the cellulose cell wall realized Broken wall separates, so as to rapid extraction nutritional ingredient.The large-scale fiberizer of paper grade (stock) can be by the major part in the unseasoned lumber piece of immersion Lignin, protein, fat are ground from cellulose parcel, realize lignin, protein, point of fat and cellulose From.Because the aquatic plants growth phases such as Enteromorpha, water hyacinth, water-white dish are shorter, cellulose, hemicellulose level are low, molecular weight compared with Small, protein, polypeptide, polyoses content are higher, intermolecular to contain substantial amounts of water, equally available fiberizer physics defibrination so that egg White matter, polypeptide, polysaccharide etc. depart from cellulose cell wall, realize the separation of most of nutritional ingredients such as protein and cellulose, and Easy extraction nutritional ingredient, quickly realize that slurrying is liquefied.
The method provided by the invention that fresh Enteromorpha is directly ground into slurry, efficiently can liquefy Enteromorpha, rapid extraction has Machine nutritional ingredient, realize the rapidly and efficiently processing to Enteromorpha.The ultrahigh in efficiency of method processing Enteromorpha provided by the invention, per hour Up to a hundred tons of Enteromorphas can be ground into slurry, processing capacity is very big.With fresh Enteromorpha physics defibrination technology, with high investment, high energy is eliminated The Enteromorpha stoving process of consumption, substantially increases the treatment effeciency to Enteromorpha.Enteromorpha processing method efficiency high provided by the invention, work Artistic skill consumes low, three-waste free discharge, environmentally friendly, can meet Enteromorpha that is disastrous, concentrating outburst and easily rotting Efficient process, Enteromorpha huge pollution to caused by environment of disastrous outburst is eliminated, realizes the efficient twice laid of Enteromorpha, Environment is protected, effective approach is provided for turning waste into wealth for Enteromorpha.
Enteromorpha slurry obtained by physics defibrination can be hydrolyzed further, distillation and concentration extraction active material, can also be phosphorylated Enteromorpha compoiste fertilizer is made.Enteromorpha in the present invention is starched after soda acid is handled, and protein, polypeptide molecular weight are slightly higher, water-soluble It is low, it is not easy to be absorbed by crops.Protein, the phosphorylation of polypeptide can effectively improve dissolubility, improve emulsion intercalation method, improve Plant growth function, promote plant growth.Fertilizer obtained by phosphorylation remains the Organic nutrient and trace element of Enteromorpha, is High-quality and efficient composite fertilizer.Enteromorpha fiber element residue obtained by phosphorylation can be used as papermaking straw pulp, can also be directly applied to farmland, use Make soil conditioner, also can be decomposed together with the excrement of animal, produce organic fertilizer.
Because fresh Enteromorpha contains substantial amounts of water, water content is even up to more than 90%.In order to improve the concentration of reaction solution, improve Compoiste fertilizer solid content, the present invention starches Enteromorpha processing procedure, and engler distillation does not go water concentration to prepare compoiste fertilizer, at raising Manage efficiency.
Embodiment
The present invention is directed to the Enteromorpha of disastrous outburst, not drying, directly carries out physics defibrination to fresh Enteromorpha, extracting it has Machine nutritional ingredient, and by the Nutrition Composition of Entermorpha prolifera of extraction for making Enteromorpha compoiste fertilizer.
The invention provides a kind of method by Enteromorpha defibrination liquefaction rapid extraction nutritional ingredient, comprise the following steps:
A, after fresh Enteromorpha being soaked into desalination, crush, defibrination, obtain Enteromorpha slurry;
B, the Enteromorpha slurry that step A is obtained is starched into the acid of quality 0.05%~5% with Enteromorpha or alkali mixes, in 30~105 DEG C 2~48h of lower hydrolysis concentration, is more than 20% to reaction solution solids content, and the Enteromorpha slurry of concentration hydrolysis is made.
Fresh Enteromorpha seawater content is very high, and up to more than 90%, its salt content is also very high.In order to avoid high salt contains in fresh Enteromorpha The influence to enteromorpha products is measured, the present invention carries out immersion desalination to fresh Enteromorpha first.In the present invention, preferably by fresh Enteromorpha water logging Bubble removes the salinity in fresh Enteromorpha.It is preferred that fresh Enteromorpha is soaked using fresh water.The fresh Enteromorpha of freshwater soaking can be removed effectively Salt, greatly reduce the salt content of product.
In the present invention, preferably Enteromorpha is soaked 1~5 time in water, can effective desalination, more preferably immersion 2~4 It is secondary.It is preferred that the time soaked every time is 5~30min, more preferably 10~20min.
After fresh Enteromorpha after immersion is pulled out, the water adsorbed only is fully leaked, is crushed.
In the present invention, it is preferred to use large-scale pasture and water pulverizer smashes to fresh Enteromorpha.In order to handle collection in a short time A large amount of Enteromorphas of middle salvaging, the processing capacity of the large-scale pasture and water pulverizer used in of the invention is more than 50t/h, to avoid fresh Enteromorpha Rot.
In the present invention, fresh Enteromorpha is preferably ground into below 10cm chips with pasture and water pulverizer, more preferably below 7cm's Chip.
Enteromorpha chip after crushing is subjected to physics defibrination.
Physics defibrination mode in this area can be applied to carry out defibrination to Enteromorpha chip in the present invention.Due to smashing Enteromorpha afterwards is perishable at normal temperatures, it requires that defibrination finishes Enteromorpha chip needs in a short time.In the present invention, it is preferred to Defibrination is carried out using large-scale fiberizer.Large-scale fiberizer is generally used in paper-making industry, by the major part in the unseasoned lumber piece of immersion Lignin, protein, fat are ground from cellulose parcel, realize lignin, protein, point of fat and cellulose From.Because the aquatic plants growth phases such as Enteromorpha, water hyacinth, water-white dish are shorter, cellulose, hemicellulose level are low, molecular weight compared with Small, protein, polypeptide, polyoses content are higher, intermolecular to contain substantial amounts of water, equally available fiberizer physics defibrination so that egg White matter, polypeptide, polysaccharide etc. depart from cellulose cell wall, realize the separation of most of nutritional ingredients such as protein and cellulose, and Easy extraction nutritional ingredient, quickly realize that slurrying is liquefied.
In the present invention, the fresh Enteromorpha after crushing is considered to be worth doing using fiberizer, physical grinding is carried out in aqueous medium, abolishes Enteromorpha Skeleton structure, Enteromorpha is liquefied, break parcel of the cellulose cell wall to the various nutritional ingredients such as protein, polypeptide, polysaccharide, it is high Effect, quickly realize that nutritional ingredient separates with the broken wall of cellulose cell wall, so as to rapid extraction Nutrition Composition of Entermorpha prolifera, Enteromorpha is made Slurry.Nutritional ingredient is dispersed in water, and solid residue main component is cellulose.In the present invention, for plane mill, it is preferred to use Grinding wheel diameter is more than 500mm, more preferably higher than 600mm;For taper rubbing disc, it is preferred to use mill maximum gauge is more than 200mm, more preferably higher than 400mm high-density paste mill prepare Enteromorpha slurry to the Enteromorpha chip defibrination after crushing.Enteromorpha defibrination Enteromorpha slurry viscosity afterwards is very big, and too high concentration is difficult to effective defibrination.In the present invention, the mass concentration of the defibrination slurries is 5%~50%, preferably 10%~30%.
The Enteromorpha being prepared slurry is hydrolyzed in the presence of acids or bases, hydrolytic process distillation and concentration, it is dense to prepare hydrolysis Enteromorpha Contracting slurry.
In the present invention, citric acid is preferably added to before Enteromorpha slurry is hydrolyzed.Citric acid has deodorizing sterilizing function, this hair It is bright to add citric acid in Enteromorpha concentrate, deodorization, sterilization, sterilization are carried out to Enteromorpha processing procedure, reduce smell pollution, is improved The Enteromorpha slurry of concentration hydrolysis and the bin stability of compoiste fertilizer.But citric acid does not have fertilizer efficiency, too high concentration can be made Into waste.In the present invention, the amount that optimization citric acid adds starches the 0.015%~1.5% of quality, more preferably 0.1% for Enteromorpha ~1%, most preferably 0.3%~0.7%.
Enteromorpha hydrolysis acid used is the one or more in phosphoric acid, sulfuric acid or hydrochloric acid in the present invention, and the alkali is carbonic acid One or more in potassium, sodium carbonate, saleratus, sodium acid carbonate, potassium hydroxide, sodium hydroxide, potassium oxide and sodium oxide molybdena.When The Enteromorpha for the concentration hydrolysis being prepared is starched for when preparing organic fertilizer, can be organic multiple due to hydrochloric acid and the use containing soda Introduce the ion harmful to soil and plant growth in Hefei, thus the present invention most preferably with soda acid be the phosphoric acid with fertilizer efficiency, Sulfuric acid, potassium hydroxide, potassium carbonate, potassium oxide.Nitric acid has the organic matter of nutritive value due to that can aoxidize Enteromorpha, has both destroyed battalion Material is supported, wastes the nitric acid of costliness again, therefore not use.
In the present invention, the addition of preferred acid or alkali starches the 0.05~5% of quality, more preferably 0.2% for Enteromorpha ~2%, more preferably 0.5%~1%.
Enteromorpha slurry of the present invention is hydrolyzed under conditions of acid or alkali.In the present invention, the temperature of hydrolysis is 30~105 DEG C, Preferably 40~100 DEG C, more preferably 50~100 DEG C;The time of hydrolysis is 2~48h, preferably 8~36h, further For 12~24h.
The acid of Enteromorpha slurry or alkaline hydrolyzate are subjected to distillation and concentration, remove moisture unnecessary in reaction solution.It is excellent in the present invention Choosing carries out distillation and concentration while using hydrolysis.The present invention is not particularly limited to the mode of distillation and concentration, using ability Conventional distil-lation condensing mode in domain.In the present invention, it is preferred to concentrated by the way of being evaporated under reduced pressure.
In the present invention, the temperature of distillation is preferably 50~105 DEG C, more preferably 60~100 DEG C, most preferably 70~90 ℃.The present invention is not particularly limited to the mode of heating.Mode of heating can use traditional mode of heating, can also use microwave The mode of heating.Such as using microwave heating, it is necessary to be equipped with multiple High-Power Microwave generators;Traditional mode of heating uses Shell and tube steam heats or deep fat heating.
The present invention is not particularly limited to the time of distillation and concentration, different according to the mode of distillation and concentration, and selection is suitable The distillation and concentration time.The present invention by Enteromorpha starch distillation and concentration into reaction solution solids content be more than 20% when, terminate concentration.It is more excellent The solids content in reaction solution is selected to be more than 30%.
In the present invention, when being concentrated using vacuum distillation, the time for being preferably evaporated under reduced pressure concentration is 2~48h, more preferably 8 ~36h, it is further 12~24h.The reaction solution obtained after distillation and concentration be containing small protein, polypeptide, amino acid, The Enteromorpha slurry of the concentration hydrolysis of a variety of Nutrition Composition of Entermorpha prolifera such as polysaccharide.
The Enteromorpha immersion desalination of the present invention is preferably carried out in Enteromorpha fermentation vat, and Enteromorpha distillation reaction is preferably in distillation reaction Carried out in device.Enteromorpha fermentation vat and distillation reactor capacity are selected according to Enteromorpha treating capacity, generally higher than 2000m3, distillation reaction Multiple distillation mouth, condenser and vavuum pumps are equipped with device.
Present invention also offers a kind of preparation method of Enteromorpha compoiste fertilizer.The Enteromorpha that the above method is prepared is starched Phosphorylation, prepare Enteromorpha compoiste fertilizer.Specifically include following steps:
(1) step B is prepared in the above method Enteromorpha slurry and Enteromorpha are starched to the phosphoric acid of solid weight 1%~500% Agent mixing carries out phosphorylation reaction, and the pH value of the phosphorylation reaction is 7~12, and temperature is 0~100 DEG C, reacts 1~6h, Distillation and concentration while phosphorylation reaction, obtain phosphorylation Enteromorpha slurry;
(2) pH value for adjusting the phosphorylation Enteromorpha slurry is 5~9, and Enteromorpha compoiste fertilizer is made.
Phosphoric acid agent in the present invention is phosphoric acid and its salt, polyphosphoric acid and its salt, ten tetraphosphine oxides, POCl3, pentachloro- Change phosphorus, and the one or more of their thio thing or seleno thing;The salt is that its ammonium salt, sylvite, sodium salt etc. are soluble in water Salt.The polyphosphoric acid is tripolyphosphate, four polyphosphoric acids, polyphosphoric acids and cyclic polyphosphoric acid.Preferred phosphoric acid agent in the present invention For phosphoric acid, polyphosphoric acid and its salt, ten tetraphosphine oxides, the tetraphosphine oxide of seleno ten, the one or more of seleno POCl3.The present invention The main function of addition phosphoric acid agent is increase phosphorus content, improves fertilizer efficiency.Meanwhile phosphoric acid agent is to protein, the phosphorus of amino acid Sour (acyl), which is changed, can improve its dissolubility, promote crop to absorb it, and the phosphoric acid (acyl) after absorption changes protein, polypeptide, amino Acid can be directly entered the metabolism of crop, promote plant growth.Because selenate, selenite have strong oxidizing property, energy Many nutriments such as the amino acid destroyed in organic fertilizer, itself are reduced to insoluble elemental selenium and reduce se complementary effect.This The applied phosphoroselenoate of invention or selenophosphates both do not have oxidisability, have good fertilizer efficiency again, are easily absorbed by crops Utilize, and there is good selenium-supply function.Seleno phosphorous oxide, seleno phosphorus chloride hydrolyze in alkaline solution, you can generation seleno Phosphate, phosphorylating protein, polypeptide, amino acid can be generated with protein, polypeptide, amino acid reaction, so as to assign organic fertilizer Good fertilizer efficiency and higher Se content.The use of seleno phosphorous oxide, seleno phosphorus chloride, effectively prevent strong oxidizing property selenate, Selenite has been sufficiently reserved nutritional ingredient, has improved fertilizer efficiency to the Oxidative demage of organic matter.Selenium in selenophosphates can hold Easy is absorbed by crops with phosphate, improves the utilization rate of selenium.
In the present invention, a certain amount of urea is added in being starched to Enteromorpha, to increase the nitrogen content in Enteromorpha compoiste fertilizer.This In invention, preferably the addition of urea is that Enteromorpha starches the 0~300%, more preferably 10%~200% of solid masses, most preferably For 20%~100%.In the present invention feed postition of urea can the step (1) middle addition before phosphorylation reaction, can also The step (2) middle addition after phosphorylation reaction.
All dissolvings, distillation and course of reaction are carried out under stirring in the present invention.In the present invention, preferred stirring side Formula is pumped using multiple high pressure diving pumps or pipeline pump by the way of reaction solution.
In the present invention, preferably the addition of phosphoric acid agent is that Enteromorpha starches the 1%~500% of solid weight, more preferably 10%~200%, more preferably 20%~100%.
In the present invention, for Enteromorpha thickened pulp during phosphorylation reaction, the pH value that reaction solution is adjusted with alkali is 7~12, Preferably 8~11, more preferably 9~10.
The present invention is not particularly limited to the species of alkali, it is preferred to use potassium carbonate, saleratus, dipotassium tetraborate, metaboric acid One or more in potassium, potassium oxide and potassium hydroxide.The present invention is not particularly limited the addition time to alkali, can be in phosphorus Added before acidulant addition or under conditions of reacting liquid pH value is kept as 7~12, it is synchronous with phosphoric acid agent to add Enter.
In the present invention, phosphorylation reaction is carried out at a temperature of for 0~100 DEG C, more preferably 30~60 DEG C.
In the present invention, the reaction time of preferably Enteromorpha slurry and phosphoric acid agent is 1~6h, more preferably 2~5h.
The present invention is while phosphorylation reaction, by reaction solution distillation and concentration.In the present invention, phosphorylation reaction liquid is distilled Solids content is concentrated into more than 40%, more preferably higher than 50%.
The present invention is not particularly limited to the distillation and concentration mode of phosphorylation reaction liquid, using the conventional distil-lation in this area Condensing mode.In the present invention, it is preferred to concentrated by the way of being evaporated under reduced pressure.
In the present invention, the vapo(u)rizing temperature to phosphorylation reaction liquid is preferably 0~100 DEG C, more preferably 20~90 DEG C, optimal Elect 30~60 DEG C as.
The present invention is not particularly limited to the time of the distillation and concentration of phosphorylation reaction liquid, according to the mode of distillation and concentration not Together, the suitable distillation and concentration time is selected.In the present invention, when being concentrated using vacuum distillation, the time of concentration is preferably evaporated under reduced pressure It is further 3~4h for 1~6h, more preferably 2~5h.
PH value with acid or alkali adjustment phosphorylation reaction liquid is 5~9, more preferably 6~8.Kind of the present invention to bronsted lowry acids and bases bronsted lowry Class is not particularly limited, it is preferred to use acid be the one or more of phosphoric acid and sulfuric acid, alkali is potassium carbonate, saleratus, four boron One or more in sour potassium, potassium metaborate, potassium hydroxide and potassium oxide.
In the present invention, it is 7~9 that the pH value that ammonia to phosphorylation Enteromorpha is starched is passed through in preferably being starched to phosphorylation Enteromorpha, more excellent Elect 7~8 as.Ammonia is passed through, compoiste fertilizer nitrogen content can be increased, slows down the decomposition of urea in solution.
Neutralization is finished, and phosphorylation Enteromorpha slurry is filtered, obtains cellulose filter residue and filtrate.
The present invention is not particularly limited to the mode of filtering, using the conventional filtration mode of this area.The present invention is excellent The mode of centrifugal filtration is selected, the present invention is further preferably divided filtrate and enteromorpha fiber element filter residue using ultra-large type filter centrifugal From.The present invention is not particularly limited to the centrifugal rotational speed of filter centrifugal, it is preferred to use centrifuge speed 2000rpm with On, more preferably 3000rpm.
The filtrate obtained after filtering is Enteromorpha compoiste fertilizer, and residue is cellulose filter residue.
The cellulose filter residue obtained in the present invention can be directly applied to farmland, can also be with moving as soil conditioner Thing excrement is decomposed together to produce organic fertilizer.
Enteromorpha defibrination liquefies rapid extraction nutritional ingredient and the preparation method of Enteromorpha compoiste fertilizer of the present invention, also may be used For the harmless treatment of the water plant to the similar outburst sexual reproduction such as Eichhornia crassipes (water hyacinth), big Piao (water-white dish), tool There is the effect of same, can equally obtain corresponding compoiste fertilizer.
For the object, technical solutions and advantages of the present invention are more clearly understood, the present invention is entered with reference to embodiment Row detailed description, but they can not be interpreted as limiting the scope of the present invention.
Embodiment 1
By fresh Enteromorpha freshwater soaking 4 times, each soak time 15min.Water purification part is leaked after pulling out, is crushed with large-scale pasture and water Machine, it is ground into below 7cm chips.With the large-scale high-density paste mill of grinding wheel diameter 600, the Enteromorpha bits of chopping are ground into slurry, ground Concentration control is starched 15%, obtains Enteromorpha slurry.
Above-mentioned Enteromorpha is starched into 1000kg, adds 15kg potassium hydroxide, 2kg citric acids, microwave heats and keeps reacting liquid temperature Spend and moisture is evaporated off for 65 ± 5 DEG C of hydrolysis 18h, hydrolysis reaction, obtain the hydrolysis that solids content is more than 30% Enteromorpha thickened pulp.
Gained hydrolyzes Enteromorpha thickened pulp, stirs the lower saturated solution for adding 60kg potassium hydroxide, is cooled to 40 DEG C, adds 80kg urea, in the case where keeping 30 DEG C of reacting liquid temperature, the phosphorus of six oxygen of 35kg, four selenizing four is gradually added under stirring, and (four selenos ten aoxidize Four phosphorus, P4O6Se4) 50% phosphoric acid solution, keep reacting liquid pH value be 9~10, reaction temperature reacts 5h at 35 DEG C, reaction Process is evaporated under reduced pressure, and the solids content into reaction solution is more than 40%.It is 8 with phosphoric acid regulation reacting liquid pH value, fully after dissolving Centrifugal filtration obtains Enteromorpha compoiste fertilizer and cellulose residue.
Embodiment 2
Enteromorpha slurry 1000kg in embodiment 1, adds 10kg phosphoric acid, 1kg sulfuric acid, 10kg citric acids, is heated to 40 DEG C, protect Moisture is evaporated off in temperature reaction 35h, course of reaction, is more than 40% to solids content.
Cooling, gained hydrolysis Enteromorpha thickened pulp, the lower saturated solution for adding 60kg potassium carbonate is stirred, fully dissolving, is added 100kg urea, reaction solution is neutralized to pH value 9~10 with the phosphoric acid solution of the tetraphosphine oxides of 15kg 4,5%0, keeps reaction solution 4h is reacted at 55 DEG C of pH value 8~10 and reacting liquid temperature, the solids content that course of reaction is evaporated under reduced pressure into reaction solution is more than 40%.It is 7 with phosphoric acid regulation reacting liquid pH value, centrifugal filtration removal residue, obtains liquid Enteromorpha compoiste fertilizer and fibre after dissolving Tie up plain residue.
Content of each nutritional ingredient in compoiste fertilizer solids is respectively ammonia in gained liquid Enteromorpha compoiste fertilizer Base acid content of peptides 5.1%, potassium content 9.7%, nitrogen content 13.3%, phosphorus content 2.5%, remain a variety of nutriments of Enteromorpha And trace element, it is high-quality and efficient compoiste fertilizer.
Embodiment 3
Enteromorpha slurry 1000kg in embodiment 1, adds 30kg sodium hydroxides, 0.5kg citric acids, is heated to 95 DEG C, insulation 10h is reacted, moisture is evaporated off in course of reaction, is more than 40% to solids content.
Cooling, gained hydrolysis Enteromorpha thickened pulp, stir the lower saturated solution for adding 60kg dipotassium tetraborates, fully dissolving, drop Reaction solution is neutralized to pH value 11 by temperature to less than 40 DEG C, with the phosphoric acid solution of the polyphosphoric acids of 32.4kg 45% 4, keeps reaction solution pH It is worth for 7~9, reacts 2h at 80 DEG C of reacting liquid temperature, the solids content that course of reaction is evaporated under reduced pressure into reaction solution is more than 40%.It is 9 that the pH value that ammonia to phosphorylation Enteromorpha is starched is passed through in being starched to the phosphorylation Enteromorpha, and is added in being starched to phosphorylation Enteromorpha Enter 200kg urea, centrifugal filtration removal residue, obtains liquid Enteromorpha compoiste fertilizer and cellulose residue after dissolving.
Embodiment 4
In May, 2015 to July, by gained liquid Enteromorpha compoiste fertilizer in embodiment 2, in sunshine mountain and sea day, tourism is spent holidays Used in the sub- young tea leaves leaf Specialty Co-operative Organization Tea planting in area, carried out contrast test.Tea yield contrast blank control improves 18%, and fragrance is more preferably strong, pure and sweet.Enteromorpha compoiste fertilizer produced by the invention, inorganic nutrients component content is high, organic Rich in nutrition content.Tea yield, improving quality can be effectively improved using Enteromorpha compoiste fertilizer produced by the invention, is excellent The selenium-rich organic composite fertilizer of matter.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (10)

  1. A kind of 1. method for rapid extraction nutritional ingredient that Enteromorpha defibrination liquefies, it is characterised in that comprise the following steps:
    A, after fresh Enteromorpha being soaked into desalination, crush, defibrination, obtain Enteromorpha slurry;
    B, the Enteromorpha slurry that step A is obtained is starched into the acid of quality 0.05%~5% with Enteromorpha or alkali mixes, the water at 30~105 DEG C 2~48h is solved, hydrolyzate distillation and concentration to reaction solution solids content is more than 20%, and the Enteromorpha slurry of concentration hydrolysis is made.
  2. 2. according to the method for claim 1, it is characterised in that in step B, the Enteromorpha slurry is additionally added lemon before hydrolysis Lemon acid, the quality of the citric acid starch the 0.015%~1.5% of quality for Enteromorpha.
  3. 3. according to the method for claim 1, it is characterised in that described crush is by the fresh Enteromorpha using pasture and water pulverizer Smash into the chip that length is below 10cm.
  4. 4. according to the method for claim 1, it is characterised in that the defibrination is by the fresh Enteromorpha after crushing using fiberizer Bits carry out physical grinding, and Enteromorpha slurry is made.
  5. 5. according to the method for claim 1, it is characterised in that the acid is one kind or several in phosphoric acid, sulfuric acid or hydrochloric acid Kind, the alkali is potassium carbonate, sodium carbonate, saleratus, sodium acid carbonate, dipotassium tetraborate, potassium metaborate, potassium hydroxide, hydroxide One or more in sodium, potassium oxide, sodium oxide molybdena.
  6. 6. a kind of preparation method of Enteromorpha compoiste fertilizer, it is characterised in that comprise the following steps:
    (1) Enteromorpha slurry and the Enteromorpha Claims 1 to 5 any one methods described step B being prepared starch solid weight 1% ~500% phosphoric acid agent mixing carries out phosphorylation reaction, and the pH value of the phosphorylation reaction is 7~12, and temperature is 0~100 DEG C, 1~6h is reacted, distillation and concentration while phosphorylation reaction, obtains phosphorylation Enteromorpha slurry;
    (2) pH value for adjusting the phosphorylation Enteromorpha slurry is 5~9, and Enteromorpha compoiste fertilizer is made.
  7. 7. preparation method according to claim 6, it is characterised in that in the step (1), by Enteromorpha slurry and the Enteromorpha After the urea mixing for starching solid masses 0~300%, then carry out phosphorylation reaction.
  8. 8. preparation method according to claim 6, it is characterised in that in the step (2), in the phosphorylation Enteromorpha slurry Urea is additionally added, the quality of the urea starches the 0~300% of solid masses for the phosphorylation Enteromorpha.
  9. 9. preparation method according to claim 8, it is characterised in that in the step (2), before urea is added, also The pH value starched including being passed through ammonia to phosphorylation Enteromorpha in being starched to the phosphorylation Enteromorpha is 7~9.
  10. 10. preparation method according to claim 6, it is characterised in that the phosphoric acid agent is phosphoric acid and its salt, polyphosphoric acid And its salt, ten tetraphosphine oxides, POCl3, the one or more in phosphorus pentachloride, and their thio thing or seleno thing;Institute It is its ammonium salt, sylvite or sodium salt to state salt;The polyphosphoric acid is tripolyphosphate, four polyphosphoric acids, polyphosphoric acids or cyclic polyphosphoric acid.
CN201710701092.XA 2017-08-16 2017-08-16 A kind of preparation method of Enteromorpha defibrination liquefies rapid extraction nutritional ingredient and Enteromorpha compoiste fertilizer Pending CN107473816A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110881360A (en) * 2019-12-27 2020-03-17 董霞 Process method for producing edible fungi by utilizing enteromorpha
CN111732483A (en) * 2020-08-25 2020-10-02 烟台水禾土生物科技有限公司 Fermentation method of enteromorpha biological fertilizer
CN111908982A (en) * 2020-08-10 2020-11-10 济南航晨生物科技有限公司 Method for extracting seaweed by electromagnetic radiation

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Publication number Priority date Publication date Assignee Title
US5009697A (en) * 1984-04-30 1991-04-23 Memorial University Of Newfoundland Liquid organic peat fertilizer and process of preparing same
CN101485343A (en) * 2009-03-02 2009-07-22 中国海洋大学生物工程开发有限公司 Extraction technology of active ingredients of enteromorpha and preparation method of enteromorpha seaweed fertilizer
CN103570445A (en) * 2012-08-02 2014-02-12 青岛海大生物集团有限公司 Preparation method of phosphorylation enteromorpha oligosaccharide powder fertilizer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5009697A (en) * 1984-04-30 1991-04-23 Memorial University Of Newfoundland Liquid organic peat fertilizer and process of preparing same
CN101485343A (en) * 2009-03-02 2009-07-22 中国海洋大学生物工程开发有限公司 Extraction technology of active ingredients of enteromorpha and preparation method of enteromorpha seaweed fertilizer
CN103570445A (en) * 2012-08-02 2014-02-12 青岛海大生物集团有限公司 Preparation method of phosphorylation enteromorpha oligosaccharide powder fertilizer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110881360A (en) * 2019-12-27 2020-03-17 董霞 Process method for producing edible fungi by utilizing enteromorpha
CN111908982A (en) * 2020-08-10 2020-11-10 济南航晨生物科技有限公司 Method for extracting seaweed by electromagnetic radiation
CN111732483A (en) * 2020-08-25 2020-10-02 烟台水禾土生物科技有限公司 Fermentation method of enteromorpha biological fertilizer

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Application publication date: 20171215