CN103571172A - Coating composition of enzyme grains - Google Patents
Coating composition of enzyme grains Download PDFInfo
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- CN103571172A CN103571172A CN201310488207.3A CN201310488207A CN103571172A CN 103571172 A CN103571172 A CN 103571172A CN 201310488207 A CN201310488207 A CN 201310488207A CN 103571172 A CN103571172 A CN 103571172A
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- enzyme
- dextrin
- xanthan gum
- coating composition
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Abstract
The invention provides a coating composition of enzyme grains. The coating composition consists of soybean protein, polypropylene resin, polyethylene glycol, dextrin, talcum powder, xanthan gum, disodium hydrogen phosphate and titanium dioxide. The coating composition is cheap in component, through synergistic effects of the components, the temperature resistance of a coating layer is effectively improved, and the enzyme activity persistence rate of 90% can still be achieved under the conditions that the tempering temperature is greater than 85 DEG C, the tempering time is 18-40 seconds and the steam pressure is 0.6-0.7MPa.
Description
Technical field
The present invention relates to dressing granulation technique field, be specifically related to a kind of coated composition of enzyme granulate.
Background technology
Zymin has obtained in fields such as feed, weaving, chemical industry using more and more widely at present.The form of conventional zymin is pulvis or liquid state, but this series products produce and use procedure in ubiquity enzyme activity reduce seriously, the problem such as the product shelf phase is short, and pulvis in process of production on producers healthy, environment is had to no small impact.Therefore, the research of enzyme granulate preparation is become to focus in recent years.
One of conventional method of preparing enzyme granulate preparation is to adopt coating technique, the coated one deck in the outside of enzyme or which floor to there is the coated layer of specific function at, enzyme and external environment are kept apart, prevent from wetting, heat, acid, alkali, oxygenant etc. causes disadvantageous effect to enzyme activity.Therefore,, for the key that is selected to technique of coated layer material, the research in this field both at home and abroad has also obtained many achievements, but still has the problems such as dressing cost is higher, less stable.
Summary of the invention
The present invention, for solving prior art problem, provides a kind of coated composition for the preparation of heatproof enzyme granulate, and its component is cheap, by the synergy of each component, can effectively improve the temperature tolerance of coatings, thereby has guaranteed the stability of the enzyme granulate for preparing.
One aspect of the present invention provides a kind of coated composition, by soybean protein, acrylic resin, and polyoxyethylene glycol, dextrin, talcum powder, xanthan gum, Sodium phosphate dibasic, titanium dioxide form.
Component and the content thereof of above-mentioned coated composition are respectively: soybean protein 10-20 part, acrylic resin 40-100 part, polyoxyethylene glycol 80-120 part, dextrin 50-100 part, talcum powder 20-50 part, xanthan gum 30-50 part, Sodium phosphate dibasic 10-30 part, titanium dioxide 1-2 part.
Component and the content thereof of above-mentioned coated composition are preferably respectively: soybean protein 10-15 part, acrylic resin 60-80 part, polyoxyethylene glycol 100-120 part, dextrin 60-70 part, talcum powder 20-30 part, xanthan gum 30-40 part, Sodium phosphate dibasic 10-20 part, titanium dioxide 1-2 part.
The component of above-mentioned coated composition and content thereof is more preferably: 12 parts of soybean proteins, 75 parts of acrylic resins, 115 parts of polyoxyethylene glycol, 64 parts, dextrin, 26 parts of talcum powder, 35 parts of xanthan gum, 18 parts of Sodium phosphate dibasics, 1 part of titanium dioxide.
The present invention provides the application of above-mentioned coated composition in enzyme granulate preparation on the other hand.
The present invention also provides a kind of method of preparing enzyme granulate, comprises the steps:
(1) 1:5-30:1-10 takes respectively enzyme, weighting agent and stablizer in mass ratio, mixes, then adds the tackiness agent of 10-15% to make moist wood, through forcing machine feed bin and spheronizator, moist wood is extruded into fine strip shape and then is processed into micropill, discharging;
(2) dry: utilize fluidised bed drying micropill, adjusting inlet temperature is 40 ℃ ~ 60 ℃, and the temperature that is dried to micropill is 30 ℃ ~ 45 ℃;
(3) dressing: take in proportion each component of above-mentioned coated composition, be dissolved in water at a slow speed under agitation condition, being made into mass volume ratio is the dressing mixed solution of 15%-25%; Get dry rear micropill and drop in fluidized-bed, adjust 45 ℃ ~ 80 ℃ of inlet temperature, atomizing pressure 1.5kg ~ 2.5kg, is evenly sprayed on dressing mixed solution on micropill, after coating liquid has consumed, continues to be dried to temperature of charge and reaches 40 ℃ ~ 60 ℃, obtains enzyme granulate.
The described weighting agent of above-mentioned steps (1) is starch, corn cob meal, diatomite, talcum powder and sodium-chlor, and its mass ratio is respectively 1:3:2:5:1.
The described stablizer of above-mentioned steps (1) is polyoxyethylene glycol, sorbyl alcohol and N.F,USP MANNITOL, and its mass ratio is respectively 1:2:1.
The described tackiness agent of above-mentioned steps (1) is xanthan gum and dextrin, and its mass ratio is 1:1.
Coated composition of the present invention, composition is cheap, synergy by each component has improved the temperature tolerance of the enzyme granulate of preparation greatly, in refining temperature more than 85 ℃, under the condition of 18 ~ 40 seconds modified time, vapor pressure 0.6 ~ 0.7MPa, still can reach 90% enzyme work Retention.The present invention prepares that enzyme granulate method technique is simple, and the processing temperature of employing is lower, can effectively save production cost, and reduces energy consumption.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment are only not used in and limit the scope of the invention for the present invention is described.In addition should be understood that after having read content of the present invention, those skilled in the art can make various changes or modification to the present invention, and these equivalent form of values fall into the application's appended claims limited range equally.
The all ingredients the present invention relates to, raw material and equipment, all can be selected from commercially available any one.
embodiment 1
, each component and content thereof are respectively: 10 parts of soybean proteins, 100 parts of acrylic resins, 80 parts of polyoxyethylene glycol, 100 parts, dextrin, 20 parts of talcum powder, 30 parts of xanthan gum, 30 parts of Sodium phosphate dibasics, 2 parts of titanium dioxide.
The application of above-mentioned coated composition in enzyme granulate preparation, comprises the steps:
(1) 1:5:10 takes respectively enzyme, weighting agent and stablizer in mass ratio, mixes, then adds 10% tackiness agent to make moist wood, through forcing machine feed bin and spheronizator, moist wood is extruded into fine strip shape and then is processed into micropill, discharging;
(2) dry: utilize fluidised bed drying micropill, adjusting inlet temperature is 40 ℃, and the temperature that is dried to micropill is 30 ℃ ℃;
(3) dressing: take in proportion each component of above-mentioned coated composition, be dissolved in water at a slow speed under agitation condition, be made into mass volume ratio and be 15% dressing mixed solution; Get dry rear micropill and drop in fluidized-bed, adjust 45 ℃ of inlet temperature, atomizing pressure 1.5kg, is evenly sprayed on dressing mixed solution on micropill, after coating liquid has consumed, continues to be dried to temperature of charge and reaches 40 ℃, obtains enzyme granulate.
The described weighting agent of above-mentioned steps (1) is starch, corn cob meal, diatomite, talcum powder and sodium-chlor, and its mass ratio is respectively 1:3:2:5:1.
The described stablizer of above-mentioned steps (1) is polyoxyethylene glycol, sorbyl alcohol and N.F,USP MANNITOL, and its mass ratio is respectively 1:2:1.
The described tackiness agent of above-mentioned steps (1) is xanthan gum and dextrin, and its mass ratio is 1:1.
embodiment 2
, each component and content thereof are respectively: 20 parts of soybean proteins, 40 parts of acrylic resins, 120 parts of polyoxyethylene glycol, 50 parts, dextrin, 50 parts of talcum powder, 50 parts of xanthan gum, 10 parts of Sodium phosphate dibasics, 1 part of titanium dioxide.
The application of above-mentioned coated composition in enzyme granulate preparation, comprises the steps:
(1) 1:30:1 takes respectively enzyme, weighting agent and stablizer in mass ratio, mixes, then adds 15% tackiness agent to make moist wood, through forcing machine feed bin and spheronizator, moist wood is extruded into fine strip shape and then is processed into micropill, discharging;
(2) dry: utilize fluidised bed drying micropill, adjusting inlet temperature is 60 ℃, and the temperature that is dried to micropill is 45 ℃;
(3) dressing: take in proportion each component of above-mentioned coated composition, be dissolved in water at a slow speed under agitation condition, be made into mass volume ratio and be 25% dressing mixed solution; Get dry rear micropill and drop in fluidized-bed, adjust 80 ℃ of inlet temperature, atomizing pressure 2.5kg, is evenly sprayed on dressing mixed solution on micropill, after coating liquid has consumed, continues to be dried to temperature of charge and reaches 60 ℃, obtains enzyme granulate.
The described weighting agent of above-mentioned steps (1) is starch, corn cob meal, diatomite, talcum powder and sodium-chlor, and its mass ratio is respectively 1:3:2:5:1.
The described stablizer of above-mentioned steps (1) is polyoxyethylene glycol, sorbyl alcohol and N.F,USP MANNITOL, and its mass ratio is respectively 1:2:1.
The described tackiness agent of above-mentioned steps (1) is xanthan gum and dextrin, and its mass ratio is 1:1.
embodiment 3
, each component and content thereof are respectively: 12 parts of soybean proteins, 75 parts of acrylic resins, 115 parts of polyoxyethylene glycol, 64 parts, dextrin, 26 parts of talcum powder, 35 parts of xanthan gum, 18 parts of Sodium phosphate dibasics, 1.5 parts of titanium dioxide.
The application of above-mentioned coated composition in enzyme granulate preparation, comprises the steps:
(1) 1:20:5 takes respectively enzyme, weighting agent and stablizer in mass ratio, mixes, then adds 12% tackiness agent to make moist wood, through forcing machine feed bin and spheronizator, moist wood is extruded into fine strip shape and then is processed into micropill, discharging;
(2) dry: utilize fluidised bed drying micropill, adjusting inlet temperature is 45 ℃, and the temperature that is dried to micropill is 35 ℃;
(3) dressing: take in proportion each component of above-mentioned coated composition, be dissolved in water at a slow speed under agitation condition, be made into mass volume ratio and be 20% dressing mixed solution; Get dry rear micropill and drop in fluidized-bed, adjust 70 ℃ of inlet temperature, atomizing pressure 2.0kg, is evenly sprayed on dressing mixed solution on micropill, after coating liquid has consumed, continues to be dried to temperature of charge and reaches 50 ℃, obtains enzyme granulate.
The described weighting agent of above-mentioned steps (1) is starch, corn cob meal, diatomite, talcum powder and sodium-chlor, and its mass ratio is respectively 1:3:2:5:1.
The described stablizer of above-mentioned steps (1) is polyoxyethylene glycol, sorbyl alcohol and N.F,USP MANNITOL, and its mass ratio is respectively 1:2:1.
The described tackiness agent of above-mentioned steps (1) is xanthan gum and dextrin, and its mass ratio is 1:1.
embodiment 4 thermotolerances detect
85 ℃ of refining temperatures, 18 ~ 40 seconds modified time, under the condition of vapor pressure 0.6 ~ 0.7MPa, the above-mentioned enzyme granulate that the present invention is made carries out thermotolerance test, and detected result shows, all can reach more than 90% enzyme Retention alive.
Claims (4)
1. a coated composition, by soybean protein, acrylic resin, polyoxyethylene glycol, dextrin, talcum powder, xanthan gum, Sodium phosphate dibasic, titanium dioxide form.
2. coated composition described in claim 1, each component and content thereof are respectively: soybean protein 10-20 part, acrylic resin 40-100 part, polyoxyethylene glycol 80-120 part, dextrin 50-100 part, talcum powder 20-50 part, xanthan gum 30-50 part, Sodium phosphate dibasic 10-30 part, titanium dioxide 1-2 part.
3. coated composition described in claim 1, each component and content thereof are respectively: soybean protein 10-15 part, acrylic resin 60-80 part, polyoxyethylene glycol 100-120 part, dextrin 60-70 part, talcum powder 20-30 part, xanthan gum 30-40 part, Sodium phosphate dibasic 10-20 part, titanium dioxide 1-2 part.
4. arbitrary coated composition described in claim 1-3, each component and content thereof are respectively: 12 parts of soybean proteins, 75 parts of acrylic resins, 115 parts of polyoxyethylene glycol, 64 parts, dextrin, 26 parts of talcum powder, 35 parts of xanthan gum, 18 parts of Sodium phosphate dibasics, 1 part of titanium dioxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310488207.3A CN103571172A (en) | 2013-10-17 | 2013-10-17 | Coating composition of enzyme grains |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310488207.3A CN103571172A (en) | 2013-10-17 | 2013-10-17 | Coating composition of enzyme grains |
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| Publication Number | Publication Date |
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| CN103571172A true CN103571172A (en) | 2014-02-12 |
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| CN201310488207.3A Pending CN103571172A (en) | 2013-10-17 | 2013-10-17 | Coating composition of enzyme grains |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293517A (en) * | 2014-09-03 | 2015-01-21 | 宁夏夏盛实业集团有限公司 | Coating type enzyme granule and preparation method thereof |
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2013
- 2013-10-17 CN CN201310488207.3A patent/CN103571172A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293517A (en) * | 2014-09-03 | 2015-01-21 | 宁夏夏盛实业集团有限公司 | Coating type enzyme granule and preparation method thereof |
| CN104293517B (en) * | 2014-09-03 | 2018-07-06 | 夏盛（上海）生物科技有限公司 | A kind of coating type enzyme granulate and preparation method thereof |
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Application publication date: 20140212 |