CN104621349B - A kind of corn protein powder manufacturing technique method of high lysine content - Google Patents
A kind of corn protein powder manufacturing technique method of high lysine content Download PDFInfo
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- CN104621349B CN104621349B CN201510006337.8A CN201510006337A CN104621349B CN 104621349 B CN104621349 B CN 104621349B CN 201510006337 A CN201510006337 A CN 201510006337A CN 104621349 B CN104621349 B CN 104621349B
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Abstract
The invention belongs to the technical field of corn protein powder, the corn protein powder manufacturing technique method of specially a kind of high lysine content.By three step process according to this, solve the unstability of amino acid content in albumen powder in original production technology, be effectively utilized the amino acid contained in corn, so as to ensure that product reaches the production assurance of foreign exchange earning.
Description
Technical field
The invention belongs to the technical field of corn protein powder, the corn protein powder production of specially a kind of high lysine content
Process.
Background technology
According to《Cornstarch manual industry》The middle various amino acid contents of corn protein powder, the contents on dry basis 1% of lysine,
My company's corn protein powder product self-inspection lysine content result is 0.97%, the cost of lysine binding, and my company is by albumen powder
The content of middle lysine is set to 1.2-1.5%, and be mounted with micro quantitative determination addition machine and mixer ensure that addition it is accurate,
Uniformly.
With the continuous improvement of quality of life, the fast development of animal husbandry, the corn protein powder city as feed addictive
Field demand is increasing.The especially country of scarcity of resources, such as Japan, Southeast Asia, Europe country, to the need of corn protein powder
The amount of asking increases year by year.
China has turned into the whole world main corn protein powder producing country and exported country at present, and annual capacity is about 1,700,000 tons, its
In 25% or so be used to export, it is about 17% to account for world market ratio, and major contribution is made that for world's feed industry and animal husbandry.
In existing production of corn starch technique, the lysine content contained in albumen powder depends on corn processing process
In, improperly processing mode, the content of corn itself lysine is wasted, during production marketing, especially products export
Afterwards, the qualification rate of product 100% can not be ensured.
The content of the invention
It is an object of the invention to for the unstable situation of amino acid content in current corn protein powder, and provide a kind of
The corn protein powder manufacturing technique method of high lysine content.Amino acid in a kind of stability contorting albumen powder product can be provided
Content and the high manufacturing technique method of content, solve the unstability of amino acid content in albumen powder in original production technology, have
Effect make use of the amino acid contained in corn, so as to ensure that product reaches the production assurance of foreign exchange earning.
The technical scheme is that：
A kind of corn protein powder manufacturing technique method of high lysine content, its processing step are as follows：
（1）The albumin milk that processing step obtains before taking, adds water to make dry matter content 8%-10%, with 30-60r/min speed
10-30 minutes are stirred, add the 2%-5% of albumin milk dry matter ethanol, continue 10-30 points of the speed stirring with 30-60r/min
Clock, then carry out centrifuging 2-5 minutes, centrifugal speed 2000-2300rpm, the high concentration albumin milk being purified；
（2）Add water to make dry matter content 30%-40% the high concentration albumin milk of obtained purification, add the 2%- of dry matter
5% ethanol, the 1%-3% of dry matter sodium hydroxide is added, add cellulase and mesophilicα-diastase, cellulase
Dosage be dry matter 0.001%-0.01%, the dosage of mesophilicα-diastase is the 0.001%-0.01% of dry matter, is warming up to
30-35 DEG C, stirred with 20-40r/min speed, 30-45 minutes, and be incubated and maintain 1-3 hours；Then protease, egg are added
The dosage of white enzyme is the 0.0001%-0.001% of dry matter, stirs 1-5 minutes with 50-80r/min speed, is then centrifuged for 5-10
Minute, centrifugal speed 2000-2300rpm, obtain wet basis albumen powder；
（3）Add water to make dry matter content 60%-80% obtained wet basis albumen powder, add the 1%-2% of dry matter ethanol,
Cellulase and mesophilicα-diastase are added, the dosage of cellulase is the 0.0001%-0.001%, medium temperature α-shallow lake of dry matter
The dosage of powder enzyme is 0.0001%-0.001%, is warming up to 30-40 DEG C, is incubated 2-4 hours, is filtered using filter press, then
Cleaned 2-3 times with 40-50 DEG C of hot water；
（4）Then it is dried, crushes, sieves and obtain corn protein powder.
The features of the present invention also has：
Described cellulase is 30000-60000U.
Described mesophilicα-diastase is 10000-50000U.
Described protease is 50000-100000U.
Step（1）In, the addition of ethanol is the 4% of dry matter, continues to stir 30 minutes with 30r/min speed, then enter
Row centrifugation 5 minutes, centrifugal speed 2000-2300rpm.
Step（2）In, the addition of ethanol is the 4% of dry matter, and the addition of sodium hydroxide is the 1% of dry matter.
Step（2）In, after adding protease, stirred 1 minute, be then centrifuged for 10 minutes with 80r/min speed, centrifugation speed
Spend for 2300rpm.
Step（3）In, the addition of ethanol is the 1% of dry matter.
Step（3）In, 30 DEG C are warming up to, is incubated 2 hours.
Beneficial effects of the present invention are：The process of the present invention, using rational process conditions, pass through preferred each ginseng
Number, such as amount of alcohol added, mixing speed and time, the addition of enzyme and temperature, soaking time, each step are mutually closed
Connection, prepares a kind of corn protein powder of high lysine content, ensure that the lysine content of albumen powder 100% is qualified, lysine
Content is more than 1.0%, up to 1.5%.
Embodiment
Technical scheme is described in detail below by specific embodiment.
Described cellulase is 30000-60000U.
Described mesophilicα-diastase is 10000-50000U.
Described protease is 50000-100000U.
Embodiment 1
A kind of corn protein powder manufacturing technique method of high lysine content, its processing step are as follows：
（1）The albumin milk that processing step obtains before taking, adds water to make dry matter content 8%-10%, with 30-60r/min speed
10-30 minutes are stirred, add 4% ethanol of albumin milk dry matter, continue to stir 30 minutes with 30r/min speed, then carry out
Centrifugation 5 minutes, centrifugal speed 2000-2300rpm, the high concentration albumin milk being purified；
（2）Add water to make dry matter content 30%-40% the high concentration albumin milk of obtained purification, add the 4% of dry matter
Ethanol, 1% sodium hydroxide of dry matter is added, add cellulase and mesophilicα-diastase, the dosage of cellulase is
The 0.001%-0.01% of dry matter, the dosage of mesophilicα-diastase are the 0.001%-0.01% of dry matter, are warming up to 30-35 DEG C,
Stirred with 20-40r/min speed, 30-45 minutes, and be incubated and maintain 1-3 hours；Then protease, the use of protease are added
The 0.0001%-0.001% for dry matter is measured, is stirred 1 minute, is then centrifuged for 10 minutes, centrifugal speed is with 80r/min speed
2300rpm, obtain wet basis albumen powder；
（3）Add water to make dry matter content 60%-80% obtained wet basis albumen powder, add 1% ethanol of dry matter, then
Add cellulase and mesophilicα-diastase, the dosage of cellulase is the 0.0001%-0.001% of dry matter, medium temperature alphalise starch
The dosage of enzyme is 0.0001%-0.001%, is warming up to 30 DEG C, is incubated 2 hours, is filtered using filter press, then use 40-50
DEG C hot water cleans 2-3 times；
Embodiment 2
A kind of corn protein powder manufacturing technique method of high lysine content, its processing step are as follows：
（1）The albumin milk that processing step obtains before taking, adds water to make dry matter content 8%-10%, with 30-60r/min speed
10-30 minutes are stirred, add 5% ethanol of albumin milk dry matter, continue to stir 20 minutes with 60r/min speed, then carry out
Centrifugation 5 minutes, centrifugal speed 2000-2300rpm, the high concentration albumin milk being purified；
（2）Add water to make dry matter content 40% the high concentration albumin milk of obtained purification, add 5% second of dry matter
Alcohol, 1% sodium hydroxide of dry matter is added, add cellulase and mesophilicα-diastase, the dosage of cellulase is dry
The 0.001%-0.01% of thing weight, the dosage of mesophilicα-diastase are the 0.001%-0.01% of dry matter, are warming up to 30-35 DEG C, with
20-40r/min speed stirring, 30-45 minutes, and be incubated and maintain 1-3 hours；Then protease, the dosage of protease are added
For the 0.0001%-0.001% of dry matter, stirred 1 minute, be then centrifuged for 10 minutes, centrifugal speed is with 80r/min speed
2000-2300rpm, obtain wet basis albumen powder；
（3）Add water to make dry matter content 60%-80% obtained wet basis albumen powder, add 1% ethanol of dry matter, then
Add cellulase and mesophilicα-diastase, the dosage of cellulase is the 0.0001%-0.001% of dry matter, medium temperature alphalise starch
The dosage of enzyme is 0.0001%-0.001%, is warming up to 30 DEG C, is incubated 2 hours, is filtered using filter press, then use 40-50
DEG C hot water cleans 2-3 times；
（4）Then it is dried, crushes, sieves and obtain corn protein powder.
Embodiment 3
A kind of corn protein powder manufacturing technique method of high lysine content, its processing step are as follows：
（1）The albumin milk that processing step obtains before taking, adds water to make dry matter content 8%-10%, with 30-60r/min speed
10-30 minutes are stirred, add 2% ethanol of albumin milk dry matter, continue to stir 10 minutes with 30-60r/min speed, then
Carry out centrifugation 2 minutes, centrifugal speed 2000-2300rpm, the high concentration albumin milk being purified；
（2）Add water to make dry matter content 30%-40% the high concentration albumin milk of obtained purification, add the 2% of dry matter
Ethanol, 1% sodium hydroxide of dry matter is added, add cellulase and mesophilicα-diastase, the dosage of cellulase is
The 0.001%-0.01% of dry matter, the dosage of mesophilicα-diastase are the 0.001%-0.01% of dry matter, are warming up to 30-35 DEG C,
Stirred with 20-40r/min speed, 30-45 minutes, and be incubated and maintain 1-3 hours；Then protease, the use of protease are added
The 0.0001%-0.001% for dry matter is measured, is stirred 1 minute, is then centrifuged for 5 minutes, centrifugal speed is with 80r/min speed
2000-2300rpm, obtain wet basis albumen powder；
（3）Add water to make dry matter content 80% obtained wet basis albumen powder, add the 1%-2% of dry matter ethanol, then add
Enter cellulase and mesophilicα-diastase, the dosage of cellulase is the 0.0001%-0.001% of dry matter, mesophilicα-diastase
Dosage be 0.0001%-0.001%, be warming up to 30 DEG C, be incubated 2 hours, filtered using filter press, then with 40-50 DEG C
Hot water cleans 2-3 times；
（4）Then it is dried, crushes, sieves and obtain corn protein powder.
Claims (9)
1. a kind of corn protein powder manufacturing technique method of high lysine content, its processing step are as follows：
（1）The albumin milk that processing step obtains before taking, adds water to make dry matter content 8%-10%, is stirred with 30-60r/min speed
10-30 minutes, the 2%-5% of albumin milk dry matter ethanol is added, continues to stir 10-30 minutes with 30-60r/min speed,
Carry out centrifuging 2-5 minutes, centrifugal speed 2000-2300rpm, the high concentration albumin milk being purified again；
（2）Add water to make dry matter content 30%-40% the high concentration albumin milk of obtained purification, add the 2%-5%'s of dry matter
Ethanol, the 1%-3% of dry matter sodium hydroxide is added, add cellulase and mesophilicα-diastase, the use of cellulase
The 0.001%-0.01% for dry matter is measured, the dosage of mesophilicα-diastase is the 0.001%-0.01% of dry matter, is warming up to 30-35
DEG C, stirred with 20-40r/min speed, 30-45 minutes, and be incubated and maintain 1-3 hours；Then protease is added, protease
Dosage is the 0.0001%-0.001% of dry matter, stirs 1-5 minutes with 50-80r/min speed, is then centrifuged for 5-10 minutes,
Centrifugal speed is 2000-2300rpm, obtains wet basis albumen powder；
（3）Add water to make dry matter content 60%-80% obtained wet basis albumen powder, add the 1%-2% of dry matter ethanol, then add
Enter cellulase and mesophilicα-diastase, the dosage of cellulase is the 0.0001%-0.001% of dry matter, mesophilicα-diastase
Dosage be 0.0001%-0.001%, be warming up to 30-40 DEG C, be incubated 2-4 hours, filtered using filter press, then use 40-
50 DEG C of hot water clean 2-3 times；
（4）Then it is dried, crushes, sieves and obtain corn protein powder.
2. the corn protein powder manufacturing technique method of high lysine content according to claim 1, it is characterised in that described
Cellulase be 30000-60000U.
3. the corn protein powder manufacturing technique method of high lysine content according to claim 1, it is characterised in that described
Mesophilicα-diastase be 10000-50000U.
4. the corn protein powder manufacturing technique method of high lysine content according to claim 1, it is characterised in that described
Protease be 50000-100000U.
5. the corn protein powder manufacturing technique method of high lysine content according to claim 1, it is characterised in that step
（1）In, the addition of ethanol is the 4% of dry matter, continues to stir 30 minutes with 30r/min speed, then carries out centrifugation 5 minutes,
Centrifugal speed is 2000-2300rpm.
6. the corn protein powder manufacturing technique method of high lysine content according to claim 1, it is characterised in that step
（2）In, the addition of ethanol is the 4% of dry matter, and the addition of sodium hydroxide is the 1% of dry matter.
7. the corn protein powder manufacturing technique method of high lysine content according to claim 1, it is characterised in that step
（2）In, after adding protease, stirred 1 minute, be then centrifuged for 10 minutes, centrifugal speed 2300rpm with 80r/min speed.
8. the corn protein powder manufacturing technique method of high lysine content according to claim 1, it is characterised in that step
（3）In, the addition of ethanol is the 1% of dry matter.
9. the corn protein powder manufacturing technique method of high lysine content according to claim 1, it is characterised in that step
（3）In, 30 DEG C are warming up to, is incubated 2 hours.
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| CN102308903A (en) * | 2010-07-09 | 2012-01-11 | 郸城财鑫糖业有限责任公司 | Industrialized production method of corn polypeptide |
| CN102532294A (en) * | 2011-12-28 | 2012-07-04 | 广东省食品工业研究所 | Method for extracting zein |
| CN102630801A (en) * | 2012-04-27 | 2012-08-15 | 山东盛泰生物科技有限公司 | Method for preparing corn protein foaming powder by enzymatic hydrolysis of com gluten meal |
| CN102864201A (en) * | 2012-10-09 | 2013-01-09 | 陕西同正科技有限公司 | Preparation method of corn active peptides |
| WO2013108972A1 (en) * | 2012-01-18 | 2013-07-25 | 샘표식품 주식회사 | Fermented corn protein hydrolysate and method for producing same |
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2015
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Patent Citations (5)
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|---|---|---|---|---|
| CN102308903A (en) * | 2010-07-09 | 2012-01-11 | 郸城财鑫糖业有限责任公司 | Industrialized production method of corn polypeptide |
| CN102532294A (en) * | 2011-12-28 | 2012-07-04 | 广东省食品工业研究所 | Method for extracting zein |
| WO2013108972A1 (en) * | 2012-01-18 | 2013-07-25 | 샘표식품 주식회사 | Fermented corn protein hydrolysate and method for producing same |
| CN102630801A (en) * | 2012-04-27 | 2012-08-15 | 山东盛泰生物科技有限公司 | Method for preparing corn protein foaming powder by enzymatic hydrolysis of com gluten meal |
| CN102864201A (en) * | 2012-10-09 | 2013-01-09 | 陕西同正科技有限公司 | Preparation method of corn active peptides |
Non-Patent Citations (2)
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Denomination of invention: A production process of corn gluten powder with high lysine content Effective date of registration: 20211221 Granted publication date: 20171114 Pledgee: China Construction Bank Corporation Zouping sub branch Pledgor: SHANDONG XIWANG SUGAR INDUSTRY Co.,Ltd. Registration number: Y2021980015836 |
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