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CN107619315A - A kind of high nitrogen water-soluble fertilizer of amino acid and preparation method thereof - Google Patents

A kind of high nitrogen water-soluble fertilizer of amino acid and preparation method thereof Download PDF

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Publication number
CN107619315A
CN107619315A CN201710194861.1A CN201710194861A CN107619315A CN 107619315 A CN107619315 A CN 107619315A CN 201710194861 A CN201710194861 A CN 201710194861A CN 107619315 A CN107619315 A CN 107619315A
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China
Prior art keywords
parts
amino acid
acid
metathesis reaction
high nitrogen
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Pending
Application number
CN201710194861.1A
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Chinese (zh)
Inventor
李昆仑
赵林
王婷
岳秋林
曹利群
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Hang Chen Bio Tech Ltd Jinan
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Hang Chen Bio Tech Ltd Jinan
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Priority to CN201710194861.1A priority Critical patent/CN107619315A/en
Publication of CN107619315A publication Critical patent/CN107619315A/en
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Abstract

The invention discloses high nitrogen water-soluble fertilizer of a kind of amino acid and preparation method thereof, its technical matters includes:Pretreatment, activation, neutralization and the metathesis reaction of amino acid waste liquid.The high nitrogen water-soluble fertilizer of the present invention containing amino acid is made using the waste liquor of glutamate production, and product cost is low, and method is simple, has both efficiently solved the emission problem of waste liquor in glutamate production, has improved value-added content of product again.Crops nitrogen can be promoted to absorb after this technology products application, and improve soil physical chemistry architectural feature.

Description

A kind of high nitrogen water-soluble fertilizer of amino acid and preparation method thereof
Technical field
The present invention relates to high nitrogen water-soluble fertilizer of a kind of amino acid and preparation method thereof, belong to agricultural fertilizer field.
Background technology
Existing enterprise production amino acid fertilizer mostly be to prepare amino acid using acidolysis protein, as vegetable protein bean dregs, Oil foot hair amino acid [application number caused by the concentrated sulfuric acid hydrolyzes:03111654.X] or hair in keratin through hydrochloric acid hydrolyze make Take amino acid [application calls 01010183263.2] etc..Containing substantial amounts of in amino acid solution prepared by acidolysis utilized above Acid, subsequently needs complex acid removal process, and financial cost is higher.
The present invention seeks to for producing monosodium glutamate waste liquor, pollute environment, the wasting of resources.It is of the invention then be using producing taste The method that smart waste liquor prepares the high nitrogen water-soluble fertilizer of amino acid.The water solubility that a kind of method is simple, content is high, green is provided Amino acid high nitrogen fertilizer material and preparation method thereof.
The content of the invention
A kind of high nitrogen water-soluble fertilizer of amino acid and preparation method thereof, its making step includes:
The pretreating process, the insoluble matter being separated off first using centrifugation or filter method in amino acid waste liquid, collect clear Liquid.Separation method includes but is not limited to 3500~4000 rpm and centrifuged 8~10 minutes, 100~150 mesh filter-cloth filterings etc..
The activation method is:100~200 parts of amino acid clear liquid, addition phosphoric acid, MAP, nitric acid, ammonium nitrate, sulphur One or more progress activation process in acid, potassium acid sulfate, acetic acid, citric acid, dibasic ammonium citrate, ammonium hydrogen carbonate are each effective Composition addition is 5~30 parts, 25~30 DEG C of stir-activatings 1~3 hour.
The neutralization method is:One added into 100~200 parts of aminoacids solutions in potassium hydroxide, sodium hydroxide, ammoniacal liquor Kind or several mixtures, total addition level are 20~50 parts, and the aminoacids solution pH after most activating at last is adjusted to 6.5~7.5.
Method according to claim 1, it is characterised in that its described metathesis reaction adds active ingredient with parts by weight Meter, the mixture comprising one or more of:20~50 parts of potassium nitrate, 20~60 parts of ammonium nitrate, 30~80 parts of urea, phosphoric acid 30~65 parts of ammonium, 20~45 parts of ammonium chloride, 30~50 parts of ammonium hydrogen carbonate.Metathesis reaction treatment temperature is 20~90 DEG C, preferably 30~60 DEG C, stir to complete molten rear insulation 2~8 hours.
Method according to claim 1, it is characterised in that metathesis reaction liquid is cooled to 20~30 DEG C, with 100~ 150 mesh filter-cloth filterings or 3000~4000 rpm centrifugations are post-processed, and are retained clear liquid, are obtained the high nitrogen Liquid Fertilizer of amino acid.
Product content computational methods, according to being titrated after the distillation of the measure of the determination of total nitrogen in compound fertilizer of GB/T8572~2010 Method detects.Acquired results are the product content.
Advantage of the invention is that using glutamate production waste liquor, it is prepared for that a kind of technique is simple, content is high, green Water-soluble amino acids high nitrogen fertilizer material.Both the emission problem of waste liquor in glutamate production had been efficiently solved, has improved product again Added value.Crops nitrogen can be promoted to absorb after this technology products application, and improve soil physical chemistry architectural feature.
Embodiment
Below by instantiation form, the present invention will be described in further detail, but the invention is not limited in this, Every same as the present application or similar technical scheme belongs to present disclosure.
Embodiment 1
A kind of amino acid water-soluble fertilizer of the present invention and preparation method thereof comprises the following steps:
1)The parts by weight of amino acid waste liquid 100 are taken, 3000 rpm of pretreatment are centrifuged 5 minutes, obtain amino acid clear liquid;
2)The parts by weight of amino acid clear liquid 100, add 15 parts of phosphoric acid and carry out acidizing pretreatment;
3)Freamine Ⅲ is handled from the parts by weight of ammoniacal liquor 20 after acidifying, adjusts pH to 6.5~7.5;
4)The parts by weight of potassium nitrate 30 are added, the parts by weight of ammonium chloride 20, are added in above-mentioned neutral treatment fluid, carry out metathesis reaction;
5)Metathesis reaction temperature is 30 DEG C;
6)Stand, after being cooled to normal temperature, 100 mesh filter-cloth filterings, insoluble matter is less than 1 %.
Through content detection, products obtained therefrom content >=23g/L.
Embodiment 2
A kind of amino acid water-soluble fertilizer of the present invention and preparation method thereof comprises the following steps:
1)The parts by weight of amino acid waste liquid 100 are taken, 3000 rpm of pretreatment are centrifuged 5 minutes, obtain amino acid clear liquid;
2)The parts by weight of amino acid clear liquid 100, add 20 parts of phosphoric acid and carry out acidizing pretreatment;
3)Freamine Ⅲ is handled from the parts by weight of sodium hydroxide 20 after acidifying, adjusts pH to 6.5~7.5;
4)The parts by weight of ammonium hydrogen carbonate 45 are added, are added in above-mentioned neutral treatment fluid, carry out metathesis reaction;
5)Metathesis reaction temperature is 45 DEG C;
6)Stand, after being cooled to normal temperature, 100 mesh filter-cloth filterings, precipitation capacity is less than 1 %.
Through content detection, products obtained therefrom content >=24g/L.
Embodiment 3
A kind of amino acid water-soluble fertilizer of the present invention and preparation method thereof comprises the following steps:
1)The parts by weight of amino acid waste liquid 100 are taken, 3000 rpm of pretreatment are centrifuged 5 minutes, obtain amino acid clear liquid;
2)The parts by weight of amino acid clear liquid 100,10 parts of hydrochloric acid of addition, 20 parts of nitric acid carry out acidizing pretreatment;
3)Freamine Ⅲ is handled from the parts by weight of sodium hydroxide 20 after acidifying, adjusts pH to 6.5~7.5;
4)30 parts of urea, the parts by weight of ammonium nitrate 25 are added, are added in above-mentioned neutral treatment fluid, carry out metathesis reaction;
5)Metathesis reaction temperature is 50 DEG C;
6)Stand, after being cooled to normal temperature, 100 mesh filter-cloth filterings, precipitation capacity is less than 1 %.
Through content detection, products obtained therefrom content >=25g/L.
Embodiment 4
A kind of amino acid water-soluble fertilizer of the present invention and preparation method thereof comprises the following steps:
1)The parts by weight of amino acid waste liquid 100 are taken, 3000 rpm of pretreatment are centrifuged 5 minutes, obtain amino acid clear liquid;
2)The parts by weight of amino acid clear liquid 100, add 30 parts of acetic acid and carry out acidizing pretreatment;
3)Freamine Ⅲ is handled from the parts by weight of ammoniacal liquor 20 after acidifying, adjusts pH to 6.5~7.5;
4)30 parts of citric acid diamino is added, the parts by weight of ammonium chloride 25, is added in above-mentioned neutral treatment fluid, carries out metathesis reaction;
5)Metathesis reaction temperature is 50 DEG C;
6)Stand, after being cooled to normal temperature, 100 mesh filter-cloth filterings, precipitation capacity is less than 1 %.
Through content detection, products obtained therefrom content >=26g/L.
Embodiment 5
A kind of amino acid water-soluble fertilizer of the present invention and preparation method thereof comprises the following steps:
1)The parts by weight of amino acid waste liquid 100 are taken, 3000 rpm of pretreatment are centrifuged 5 minutes, obtain amino acid clear liquid;
2)The parts by weight of amino acid clear liquid 100,25 parts of phosphoric acid of addition, 5 parts of acetic acid carry out acidizing pretreatment;
3)Freamine Ⅲ is handled from the parts by weight of sodium hydroxide 50 after acidifying, adjusts pH to 6.5~7.5;
4)35 parts of ammonium hydrogencarbonate, the parts by weight of urea 30 are added, are added in above-mentioned neutral treatment fluid, carry out metathesis reaction;
5)Metathesis reaction temperature is 55 DEG C;
6)Stand, after being cooled to normal temperature, 100 mesh filter-cloth filterings, precipitation capacity is less than 1 %.
Through content detection, products obtained therefrom content >=22g/L.
Embodiment 6
A kind of amino acid water-soluble fertilizer of the present invention and preparation method thereof comprises the following steps:
1)The parts by weight of amino acid waste liquid 100 are taken, 3000 rpm of pretreatment are centrifuged 5 minutes, obtain amino acid clear liquid;
2)The parts by weight of amino acid clear liquid 100,10 parts of phosphoric acid of addition, 10 parts of citric acids carry out acidizing pretreatment;
3)Freamine Ⅲ is handled from the parts by weight of potassium hydroxide 30 after acidifying, adjusts pH to 6.5~7.5;
4)35 parts of MAP is added, the parts by weight of potassium acid sulfate 40, is added in above-mentioned neutral treatment fluid, carries out metathesis reaction;
5)Metathesis reaction temperature is 60 DEG C;
6)Stand, after being cooled to normal temperature, 100 mesh filter-cloth filterings, precipitation capacity is less than 1 %.
Through content detection, products obtained therefrom content >=28g/L.

Claims (6)

1. the present invention relates to high nitrogen water-soluble fertilizer of a kind of amino acid and preparation method thereof, it is characterised in that described high nitrogen Water soluble fertilizer Preparation technology includes pretreatment, activation, neutralization and the metathesis reaction of amino acid waste liquid, and post processing.
2. method according to claim 1, it is characterised in that the pretreating process, first using centrifugation or filter method The insoluble matter being separated off in amino acid waste liquid, collect clear liquid.Separation method includes but is not limited to 3500~4000 rpm centrifugations 8 ~10 minutes, 100~150 mesh filter-cloth filterings etc..
3. method according to claim 1, it is characterised in that the activation method is:100~200 parts of amino acid clear liquid, adds Phosphorate in acid, MAP, nitric acid, ammonium nitrate, sulfuric acid, potassium acid sulfate, acetic acid, citric acid, dibasic ammonium citrate, ammonium hydrogen carbonate One or more carry out activation process, and each active ingredient addition is 5~30 parts, 25~30 DEG C of stir-activatings 1~3 hour.
4. method according to claim 1, being characterised by, the neutralization method is:Into 100~200 parts of aminoacids solutions The one or more of mixtures added in potassium hydroxide, sodium hydroxide, ammoniacal liquor, total addition level are 20~50 parts, are most lived at last Aminoacids solution pH after change is adjusted to 6.5~7.5.
5. method according to claim 1, it is characterised in that its described metathesis reaction adds active ingredient with parts by weight Meter, the mixture comprising one or more of:20~50 parts of potassium nitrate, 20~60 parts of ammonium nitrate, 30~80 parts of urea, phosphoric acid 30~65 parts of ammonium, 20~45 parts of ammonium chloride, 30~50 parts of ammonium hydrogen carbonate.Metathesis reaction treatment temperature is 20~90 DEG C, preferably 30~60 DEG C, stir to complete molten rear insulation 2~8 hours.
6. method according to claim 1, it is characterised in that metathesis reaction liquid is cooled to 20~30 DEG C, with 100~150 Mesh filter-cloth filtering or 3000~4000 rpm centrifugations are post-processed, and are retained clear liquid, are obtained the high nitrogen Liquid Fertilizer of amino acid.
CN201710194861.1A 2017-03-29 2017-03-29 A kind of high nitrogen water-soluble fertilizer of amino acid and preparation method thereof Pending CN107619315A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110172007A (en) * 2019-07-12 2019-08-27 惠州护地农科有限公司 A kind of water solubility refined organic fertilizer and its preparation process
CN110423148A (en) * 2018-11-27 2019-11-08 湖北新洋丰肥业股份有限公司 A method of amino acid Water soluble fertilizer is prepared using High-Mg phosphate tailings
CN111499444A (en) * 2020-03-13 2020-08-07 广西壮族自治区农业科学院 Preparation method and application of activated amino acid

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1121061A (en) * 1994-10-16 1996-04-24 唐祯 Proportioning and preparation process of liquid fertilizer containing amino acid
CN1136029A (en) * 1994-05-17 1996-11-20 深圳宝安区科技开发公司 Treatment of waste liquid of monosodium glutamate
EP1597199A1 (en) * 2003-02-24 2005-11-23 Washington University THERAPEUTIC MALONIC ACID/ACETIC ACID C sb 60 /sb TRI-ADDUCTS OF BUCKMINSTERFULLERENE AND METHODS RELATED THERETO
CN103086754A (en) * 2011-10-27 2013-05-08 周涛 Method for preparing full nutritional high nitrogen type liquid flush fertilizer by monosodium glutamate waste liquid and product
CN104987158A (en) * 2015-07-19 2015-10-21 成都市朝森有机肥有限公司 Ammonia-acid method composite fertilizer production technology

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1136029A (en) * 1994-05-17 1996-11-20 深圳宝安区科技开发公司 Treatment of waste liquid of monosodium glutamate
CN1121061A (en) * 1994-10-16 1996-04-24 唐祯 Proportioning and preparation process of liquid fertilizer containing amino acid
EP1597199A1 (en) * 2003-02-24 2005-11-23 Washington University THERAPEUTIC MALONIC ACID/ACETIC ACID C sb 60 /sb TRI-ADDUCTS OF BUCKMINSTERFULLERENE AND METHODS RELATED THERETO
CN103086754A (en) * 2011-10-27 2013-05-08 周涛 Method for preparing full nutritional high nitrogen type liquid flush fertilizer by monosodium glutamate waste liquid and product
CN104987158A (en) * 2015-07-19 2015-10-21 成都市朝森有机肥有限公司 Ammonia-acid method composite fertilizer production technology

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
唐受印 主编: "《食品工业废水处理》", 31 May 2001, 化学工业出版社 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110423148A (en) * 2018-11-27 2019-11-08 湖北新洋丰肥业股份有限公司 A method of amino acid Water soluble fertilizer is prepared using High-Mg phosphate tailings
CN110172007A (en) * 2019-07-12 2019-08-27 惠州护地农科有限公司 A kind of water solubility refined organic fertilizer and its preparation process
CN111499444A (en) * 2020-03-13 2020-08-07 广西壮族自治区农业科学院 Preparation method and application of activated amino acid
CN111499444B (en) * 2020-03-13 2022-03-08 广西壮族自治区农业科学院 Preparation method and application of activated amino acid

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