CN104161188B - A kind of granular pattern compound acidulant and preparation method thereof - Google Patents

A kind of granular pattern compound acidulant and preparation method thereof Download PDF

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Publication number
CN104161188B
CN104161188B CN201310435503.7A CN201310435503A CN104161188B CN 104161188 B CN104161188 B CN 104161188B CN 201310435503 A CN201310435503 A CN 201310435503A CN 104161188 B CN104161188 B CN 104161188B
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acid
particle
silica
citric acid
stearic
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CN104161188A (en
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杨瑞生
李亮
郭永军
孙华
董加群
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Shanghai Xinnong Technology Co.,Ltd.
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SHANGHAI XINNONG FEED CO Ltd
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Abstract

The invention discloses a kind of granular pattern compound acidulant and preparation method thereof. The fumaric acid of this preparation method taking mass ratio as 5.0%~8.50%, 5.0%~8.50% citric acid, 12.0%~15.0% lactic acid, 12.0%~15.0% phosphoric acid, citric acid, 20.0%~25.0% silica, 34.0%~45.0% stearic acid are as raw material, first stearic acid is heated fusing then with fumaric acid and citric acid mixing homogeneous, spray into particle through cold wind; Again lactic acid is become to particle with phosphoric acid with silica mixing and absorption; Finally aforementioned two kinds of particles are mixed, are packaged to be compound acidulant product. The compound acidulant product of producing by the method, the ratio of the molten acid of stomach and enteric acid is suitable, can extremely significantly reduce the pH value in pH value and the enteron aisle in piglet stomach, promote the former activation of stomach endoproteinase, improve the utilization ratio of protein, promote beneficial bacterium as the growth of lactic acid bacteria, suppress the growth of miscellaneous bacteria, reduce antibiotic application, reduce the generation of baby pig diarrhea situation, improve piglet survival ratio.

Description

A kind of granular pattern compound acidulant and preparation method thereof
Technical field
The invention belongs to feed addictive processing technique field, relate to the compound acidifying of a kind of granular patternAgent and preparation method thereof.
Background technology
Compound acidulant is the interpolation being added in premix, concentrated feed and perfect compound feedAgent product, generally comprises inorganic acid, organic acid and carrier. At present, inorganic acid comprises phosphoric acid,Organic acid comprises lactic acid, citric acid, fumaric acid, and acidulant uses in feed, for reductionStomach inner pH value, promotes the activation of propepsin, promotes that digesting and assimilating of nutriment hasSignificantly effect.
Due to most of acidulants in the market, technique is taked two kinds of forms mostly, and the one, withSilica, as absorption carrier, by the liquid adsorption such as lactic acid, phosphoric acid, then adds some solidsMonomer acids powder mixes; The 2nd, having number acid agent is that liquid acid silica is adsorbedAfter, then be coated with enteric-coating materials such as stearic acid, treatment process is simple, but coated effectPoor, envelop rate is low, can not really realize the object that reaches enteric. Meanwhile, different acid, noSame ratio enters the effect of acidifying in enteron aisle, to the promotion growth of probio, to harmfulThe inhibitory action of bacterium is different. The acid of different proportion, if discharged in stomach excessively, willSuppress the secretion of animal body acid itself, to the feedback inhibition of having searched for food, be also unfavorable for the later stageGrowth. Therefore, the sour ratio discharging in stomach discharges sour ratio in enteron aisle, hasSuitable scope interval. The ratio of the molten acid of existing most of acidulant stomaches and enteric acid is not too closedSuitable, often can be with the generation of baby pig diarrhea situation.
Summary of the invention
The object of the invention is to: overcome the deficiencies in the prior art, provide a kind of production technology to changeGranular pattern compound acidulant enter, the ratio of the molten acid of stomach and enteric acid being suitable and preparation method thereof.
Technical scheme of the present invention is as follows:
A kind of granular pattern compound acidulant, it be with fumaric acid, citric acid, lactic acid, phosphoric acid,Silica, stearic acid are raw material, first stearic acid is heated fusing then with fumaric acid and lemonAcid mixes homogeneous, sprays into particle through high-temp liquid eddy flow cold wind; Again by lactic acid and phosphoric acid and twoSilica mixing and absorption becomes particle; Finally aforementioned two kinds of particles are mixed, packed and obtainProduct, in this product, each constituent content is by mass percentage:
Above-mentioned raw materials all can be buied in raw materials market. Wherein, 85% lactic acid is that purity is 85%Lactic acid; 85% phosphoric acid is that purity is 85% phosphoric acid.
The preparation method of above-mentioned granular pattern compound acidulant, carries out according to the following steps:
(1) evenly mix preparation mutually: by stearic acid heat fused to 80.0-85.0 DEG C, will be through ultra microFumaric acid and the citric acid powder pulverized, add in the stearic acid liquid of fusing, mix,Utilize emulsifying homogeneous machine Forced Mixing again, so that fumaric acid, citric acid are evenly distributed in firmlyResin acid liquid mutually in;
(2) cold wind is sprayed into particle: stearic acid liquid and fumaric acid, citric acid decentralized photo are mixedClose liquid, spray into cyclone fluidized bed granulator, under lasting cyclone mixing state, adopt through coolingThe air intake of cooling, makes the drop of spraying cooling rapidly, forms particle, and fumaric acid, citric acid are micro-Grain is wrapped in stearic acid by tight;
(3) carrier adsorption: lactic acid, phosphoric acid liquid are dropped in silica supports, and limit sprays intoMix on limit, through silica supports absorption, becomes the particle of good fluidity;
(4) particle mixes: the particle that cold wind is sprayed and the particle through carrier adsorption, mixEvenly, metering packing gets product;
The assay method of data:
The assay method of GB/T6435-1986 Moisture in Feed
The mensuration of total acid in GB/T12456-2008 food
Beneficial effect of the present invention:
Preparation method of the present invention be with fumaric acid, citric acid, lactic acid, phosphoric acid, silica,Stearic acid is raw material, through stearic acid heat fusing, fumaric acid and citric acid mixing homogeneous, high temperatureLiquid eddy flow is cold is sprayed into that type, liquid acid silica mixing and absorption, particle mix, packaging obtainsGranular pattern compound acidulant product. The granular pattern compound acidulant of producing by this preparation method producesProduct, the molten acid of stomach (lactic acid and phosphoric acid) is suitable with the ratio of enteric acid (fumaric acid and citric acid),When can extremely significantly reducing the pH value in piglet stomach, also can extremely significantly reduce the pH in enteron aisleValue, thus the former activation of stomach endoproteinase promoted, improve the utilization ratio of protein, reduce intestinesPH value in road, promotes beneficial bacterium as the growth of lactic acid bacteria, suppresses the growth of miscellaneous bacteria, reducesAntibiotic application, reduces the generation of baby pig diarrhea situation, improves piglet survival ratio.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described, but do not limit thisBright:
Embodiment 1:
One, take raw material:
Above-mentioned raw materials all can be buied in raw materials market.
Two, operating procedure step is as follows:
(1) evenly mix preparation mutually: by stearic acid heat fused to 80.0 DEG C, will be through ultramicro grindingFumaric acid and citric acid powder, add in the stearic acid liquid of fusing, mix, utilizeEmulsifying homogeneous machine Forced Mixing again, so that fumaric acid and citric acid are evenly distributed in stearic acidLiquid mutually in;
(2) cold wind is sprayed into particle: stearic acid liquid and fumaric acid, citric acid decentralized photo are mixedClose liquid, spray into cyclone fluidized bed granulator, under lasting cyclone mixing state, adopt through coolingThe air intake of cooling, makes the drop of spraying cooling rapidly, forms particle, and fumaric acid, citric acid are micro-Grain is wrapped in stearic acid by tight;
(3) carrier adsorption: lactic acid, phosphoric acid liquid are sprayed in silica supports, and limit sprays intoMix on limit, through silica supports absorption, becomes the particle of good fluidity;
(4) particle mixes: the particle that cold wind is sprayed and the particle through carrier adsorption, mixEvenly, metering packing gets product;
Three, product detects
The testing result of above-mentioned granular pattern compound acidulant product, moisture is 6.05%, totalAcid content 26.21%(is in lactic acid). Product is graininess, and free-running property is good. Molten acid (the breast of stomachAcid and phosphoric acid) with the ratio of enteric acid (fumaric acid and citric acid) be 2.4.
Embodiment 2:
One, take raw material:
Above-mentioned raw materials all can be buied in raw materials market.
Two, operating procedure step is as follows:
(1) evenly mix preparation mutually: by stearic acid heat fused to 85.0 DEG C, will be through ultramicro grindingFumaric acid and citric acid powder, add in the stearic acid liquid of fusing, mix, utilizeEmulsifying homogeneous machine Forced Mixing again, so that fumaric acid, citric acid are evenly distributed in stearic acidLiquid mutually in;
(2) cold wind is sprayed into particle: stearic acid liquid and fumaric acid, citric acid decentralized photo are mixedClose liquid, spray into cyclone fluidized bed granulator, under lasting cyclone mixing state, adopt through coolingThe air intake of cooling, makes the drop of spraying cooling rapidly, forms particle, and fumaric acid, citric acid are micro-Grain is wrapped in stearic acid by tight;
(3) carrier adsorption: lactic acid, phosphoric acid liquid are sprayed in silica supports, and limit sprays intoMix on limit, through silica supports absorption, becomes the particle of good fluidity;
(4) particle mixes: the particle that cold wind is sprayed and the particle through carrier adsorption, mixEvenly, metering packing gets product;
Three, product detects
Above-mentioned granular pattern compound acidulant product testing result, moisture is 6.59%, total acidContent 32.46%(is in lactic acid). Product is graininess, and free-running property is good. Molten acid (the lactic acid of stomachAnd phosphoric acid) with the ratio of enteric acid (fumaric acid and citric acid) be 1.7.
Embodiment 3
One, take raw material:
Above-mentioned raw materials all can be buied in raw materials market.
Two, operating procedure step is as follows:
(1) evenly mix preparation mutually: by stearic acid heat fused to 82.0 DEG C, will be through ultramicro grindingFumaric acid and citric acid powder, add in the stearic acid liquid of fusing, mix, utilizeEmulsifying homogeneous machine Forced Mixing again, so that fumaric acid, citric acid are evenly distributed in stearic acidLiquid mutually in;
(2) cold wind is sprayed into particle: stearic acid liquid and fumaric acid, citric acid decentralized photo are mixedClose liquid, spray into cyclone fluidized bed granulator, under lasting cyclone mixing state, adopt through coolingThe air intake of cooling, makes the drop of spraying cooling rapidly, forms particle, and fumaric acid, citric acid are micro-Grain is wrapped in stearic acid by tight;
(3) carrier adsorption: lactic acid, phosphoric acid liquid are sprayed in silica supports, and limit sprays intoMix on limit, through silica supports absorption, becomes the particle of good fluidity;
(4) particle mixes: the particle that cold wind is sprayed and the particle through carrier adsorption, mixEvenly, metering packing gets product;
Three, product detects
Above-mentioned granular pattern compound acidulant product testing result, moisture is 6.37%, total acidContent 27.40%(is in lactic acid). Product is graininess, and free-running property is good. Molten acid (the lactic acid of stomachAnd phosphoric acid) with the ratio of enteric acid (fumaric acid and citric acid) be 2.3.

Claims (3)

1. a granular pattern compound acidulant, is characterized in that, it be with fumaric acid, citric acid,Lactic acid, phosphoric acid, silica, stearic acid are raw material, first stearic acid are heated to fusing soWith fumaric acid and citric acid mixing homogeneous, spray into particle through high-temp liquid eddy flow cold wind afterwards;Again lactic acid is become to particle with phosphoric acid with silica mixing and absorption; Finally by aforementioned two kindsThe product that grain mixes, is packaged to be, in this product, each constituent content is by quality percentageThan counting:
2. a preparation method for granular pattern compound acidulant as claimed in claim 1, its featureBe, taking mass ratio as 5.0%~8.50% fumaric acid, 5.0%~8.50% lemonAcid, 12.0%~15.0% lactic acid, 12.0%~15.0% phosphoric acid, 20.0%~25.0%Silica, 34.0%~45.0% stearic acid be raw material, first stearic acid is heated moltenChange then with fumaric acid and citric acid mixing homogeneous, spray into through high-temp liquid eddy flow cold windParticle; Again lactic acid is become to particle with phosphoric acid with silica mixing and absorption; Finally by aforementionedTwo kinds of particles mix, are packaged to be product.
3. the preparation method of granular pattern compound acidulant according to claim 1, its feature existsIn, carry out according to the following steps:
(1) evenly mix preparation mutually: by stearic acid heat fused to 80.0-85.0 DEG C, will be through ultra microFumaric acid and the citric acid powder pulverized, add in the stearic acid liquid of fusing, mix,Utilize emulsifying homogeneous machine Forced Mixing again, make fumaric acid, citric acid be evenly distributed in tristearinAcid solution body mutually in;
(2) cold wind is sprayed into particle: stearic acid liquid and fumaric acid, citric acid decentralized photo are mixedClose liquid, spray into cyclone fluidized bed granulator, under lasting cyclone mixing state, adopt through coolingThe air intake of cooling, makes the drop of spraying cooling rapidly, forms particle, and fumaric acid, citric acid are micro-Grain is wrapped in stearic acid by tight;
(3) carrier adsorption: lactic acid, phosphoric acid liquid are sprayed in silica supports, and limit sprays intoMix on limit, through silica supports absorption, becomes the particle of good fluidity;
(4) particle mixes: the particle that cold wind is sprayed and the particle through carrier adsorption, mixEvenly, metering packing gets product.
CN201310435503.7A 2013-09-23 2013-09-23 A kind of granular pattern compound acidulant and preparation method thereof Active CN104161188B (en)

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CN105380908B (en) * 2015-12-09 2018-08-10 河北大学 A kind of butylphenyl phthaleine medicinal composition and preparation method thereof and sustained release preparation
CN105494949A (en) * 2015-12-09 2016-04-20 上海欧耐施生物技术有限公司 Antibacterial composite acidifier for poultry
CN107397051A (en) * 2017-06-21 2017-11-28 宜兴市天石饲料有限公司 A kind of feed compound acidulant and preparation method thereof
CN108174978A (en) * 2017-12-26 2018-06-19 广州美瑞泰科生物工程技术有限公司 A kind of acidulant for adjusting stomach health and preparation method thereof
CN110754578A (en) * 2018-07-27 2020-02-07 成都大帝汉克生物科技有限公司 Compound bag capable of improving digestibility and having food calling function and preparation method thereof
CN110419631A (en) * 2019-08-29 2019-11-08 上海隆佑生物科技有限公司 It is a kind of to condense coating type feed acid supplement and preparation method thereof by spraying

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CN101292770A (en) * 2008-04-28 2008-10-29 河南金丹乳酸有限公司 Solid lactic acid and preparation method thereof
CN102578387A (en) * 2012-02-03 2012-07-18 北京大北农科技集团股份有限公司 Slowly-released compound acidifier for poultry and livestock feed, preparation method thereof and feed
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CN101292770A (en) * 2008-04-28 2008-10-29 河南金丹乳酸有限公司 Solid lactic acid and preparation method thereof
CN102987088A (en) * 2011-09-15 2013-03-27 上海美农生物科技股份有限公司 Acidifier for piglet feed, and preparation method thereof
CN102578387A (en) * 2012-02-03 2012-07-18 北京大北农科技集团股份有限公司 Slowly-released compound acidifier for poultry and livestock feed, preparation method thereof and feed

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Denomination of invention: Particle type compound acidifier and its preparation method

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