CN109628536A - A kind of preparation method of Soyprotein peptide - Google Patents
A kind of preparation method of Soyprotein peptide Download PDFInfo
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- CN109628536A CN109628536A CN201811426311.9A CN201811426311A CN109628536A CN 109628536 A CN109628536 A CN 109628536A CN 201811426311 A CN201811426311 A CN 201811426311A CN 109628536 A CN109628536 A CN 109628536A
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- C12P21/00—Preparation of peptides or proteins
- C12P21/06—Preparation of peptides or proteins produced by the hydrolysis of a peptide bond, e.g. hydrolysate products
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- C07K1/00—General methods for the preparation of peptides, i.e. processes for the organic chemical preparation of peptides or proteins of any length
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- C07K1/145—Extraction; Separation; Purification by extraction or solubilisation
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Abstract
The invention discloses a kind of preparation methods of Soyprotein peptide, comprising the following steps: first selects raw material powdery soybean protein isolate, then the powdery soybean protein isolate after selecting is sent into water and is dissolved；Dissolved soybean protein isolate solution is pre-processed, then adjusts the PH of soybean protein isolate solution again；Soybean protein isolate solution after adjusting PH is sent into container and is digested.A kind of preparation method of Soyprotein peptide of the present invention, first, using high pressure and ultrasonication solution, change the structure of soybean protein, promote the more preferably more comprehensive contact of enzyme-to-substrate, accelerate the process of reaction, reduce the time for extracting Soyprotein peptide, and the antioxidant effect of Soyprotein peptide being increased, and the temperature in each place of solution is equal in enzyme deactivation, the loss of energy neck is fewer, the energy is saved, the loss that nutriment can finally be reduced, extends the holding time of Soyprotein peptide, brings better prospect of the application.
Description
Technical field
The present invention relates to Soyprotein peptide preparation field, in particular to a kind of preparation method of Soyprotein peptide.
Background technique
Soyprotein peptide is a kind of full-natural nutritive substance extracted from soybean and the important composition portion of human body cell
Point, extremely important effect is played for vital movement, it is tired in anti-hypertension, anti-cholesterol, antithrombus formation, elimination human body
Labor protects liver, prevents artery sclerosis, enhancing human body physical agility and muscle strength, enhances human immunity and equal to diabetes
Have significant medical care effect, then people have developed the preparation method of many Soyprotein peptides, with science and technology it is continuous into
Step, requirement of the people for Soyprotein peptide is higher and higher, and the preparation method of existing Soyprotein peptide is caused to can not meet people
Requirement.
There are certain drawbacks in the preparation method of existing Soyprotein peptide, firstly, existing soybean protein when in use
The extraction rate of peptide is slow, needs a large amount of time, and extract after Soyprotein peptide inoxidizability it is not high, preservation when
Between do not grow, secondly, existing Soyprotein peptide generallys use spray drying, cost is relatively low but seriously affects for spray drying
The activity of protein peptides reduces the effect of Soyprotein peptide, therefore, is unsatisfactory for the requirement of people, for this purpose, it is proposed that a kind of soybean
The preparation method of protein peptides.
Summary of the invention
The main purpose of the present invention is to provide a kind of preparation methods of Soyprotein peptide, can effectively solve background technique
The problems in.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of preparation method of Soyprotein peptide, comprising the following steps:
(1), first select raw material powdery soybean protein isolate, then the powdery soybean protein isolate after selecting be sent into it is molten in water
Solution；
(2), dissolved soybean protein isolate solution is pre-processed, then adjusts soybean protein isolate solution again
PH；
(3), the soybean protein isolate solution after adjusting PH, which is sent into container, to be digested, and is sent into solution when enzymatic hydrolysis super
Ultrasonication is carried out in acoustic wave device；
(4), enzyme deactivation will be carried out in the molten feeding microwave equipment of the soybean protein isolate after ultrasonication；
(5), the supernatant liquor solution after enzyme deactivation being first sent into supercentrifuge after taking centrifugation is sent in ultrafilter again
Ultra-filtration and separation is carried out, preliminary Soyprotein peptide is obtained；
(6), preliminary Soyprotein peptide is sent into vacuum freeze and is dried, then by preliminary soybean protein
Peptide crushes, and obtains Soyprotein peptide.
Preferably, powdery soybean protein isolate accounts for whole 9%-12% when dissolution in the step (1), hydromining when dissolution
With deionized water, soybean protein isolate needs to stir using high-speed mixer during dissolution, and the revolving speed of high-speed mixer is
2000-3000r/min, mixing time are 10-15 minutes.
It is preferably, pretreated in the step (2) that specific step is as follows:
A. first the soybean protein isolate solution being uniformly dissolved is heated, is stirred continuously in heating process, solution temperature
Control is at 75-80 DEG C, and constant temperature maintains 3-6 minutes；
B. the solution after PH will be adjusted be sent into high pressure homogenizer carry out it is high-pressure homogeneous, then under the pressure of 80-120MPa
Reason 3-4 times.
Preferably, the buffer solution in the step (2) when adjusting PH using disodium hydrogen phosphate and sodium dihydrogen phosphate, buffering
The concentration of solution is 25g/L, and the PH of soybean protein isolate solution is 5-6 after adjusting
Preferably, in the step (3), the temperature of solution is 45-55 DEG C when enzymatic hydrolysis, needs to add alkali in enzymolysis process
Liquid maintains the PH of solution between 5-6 again, and the supersonic frequency of ultrasonic equipment is 35-40KHz, ultrasonic equipment processing when
Between be 10-40 minutes.
Preferably, in the step (4), microwave frequency when microwave equipment enzyme deactivation is 2450-2550MHz, microwave power
For 30KW, the microwave time is 3-5 minutes.
Preferably, it states in step (5), supercentrifuge needs to be reduced to room temperature until enzymatic hydrolysis solution before centrifugation, is centrifuged
When supercentrifuge revolving speed be 3000-4000r/min, centrifugation time be 10-15 minutes.
Preferably, in the step (5), ultrafilter needs to carry out using booster pump to upper when carrying out ultrafiltration to supernatant liquor
Layer clear liquid is pressurized, and solution pressure is 0.1-0.5MPa after pressurization, and when ultrafiltration uses aperture for 0.001-0.02 μm of ultrafiltration
Film.
Preferably, in the step (6), the drying temperature of vacuum freeze is to carry out at -60~-10 DEG C, very
The vacuum degree of vacuum freecing-dry equipment is 1.0-15.0KPa, and preliminary Soyprotein peptide is ground into after powdery i.e. after being ground into bulk
For Soyprotein peptide.
Compared with prior art, the invention has the following beneficial effects: a kind of preparation method of Soyprotein peptide,
1, soy bean proteinous soln is handled using high pressure when pre-processing, changes the structure of soybean protein, is conducive to big
The extraction of legumin, and increase ultrasonication during soy bean proteinous soln enzymatic hydrolysis, the cavitation of ultrasonication is made
It can promote the more preferably more comprehensive contact of enzyme-to-substrate that it is big to reduce extraction to accelerate the process of reaction with mechanism
The time of legumin peptide, and increase the antioxidant effect of Soyprotein peptide；
2, using microwave equipment microwave deactivating enzyme, the time of microwave deactivating enzyme is shorter, and the heating of microwave deactivating enzyme is very fast,
And when enzyme deactivation solution temperature it is lower, the nutrition in soy bean proteinous soln, Er Qiewei can be retained while enzyme deactivation
Heat when wave enzyme deactivation concentrates on solution, can neck loss it is fewer, saved the energy, at the same when enzyme deactivation each place temperature
Spend equal, the effect of enzyme deactivation is more preferable, facilitates people's control；
3, Soyprotein peptide is dried using Vacuum Freezing & Drying Technology, is carried out under low-temp low-pressure when dry, energy
It is enough maximally maintained the activity of collagen peptide, reduces the loss of nutriment, and the protein peptides ten after freeze-drying
Divide and stablize, extends the holding time of Soyprotein peptide, meet requirement of the modern people to Soyprotein peptide, it is more practical.
Detailed description of the invention
Fig. 1 is a kind of overall structure flow chart of the preparation method of Soyprotein peptide of the present invention.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment 1
(1), first select raw material powdery soybean protein isolate, then the powdery soybean protein isolate after selecting be sent into it is molten in water
Solution, powdery soybean protein isolate accounts for whole 10% when dissolution, and water uses deionized water when dissolution, and soybean protein isolate is dissolving
Period needs to stir using high-speed mixer, and the revolving speed of high-speed mixer is 2500r/min, and mixing time is 12 minutes；
(2), dissolved soybean protein isolate solution is pre-processed, then adjusts soybean protein isolate solution again
PH, pretreated specific step is as follows:
A. first the soybean protein isolate solution being uniformly dissolved is heated, is stirred continuously in heating process, solution temperature
Control is at 75 DEG C, and constant temperature maintains 5 minutes；
B. the solution after PH will be adjusted, which is sent into high pressure homogenizer, to carry out high-pressure homogeneous, then handles 4 under the pressure of 100MPa
It is secondary；
Using the buffer solution of disodium hydrogen phosphate and sodium dihydrogen phosphate when adjusting PH, the concentration of buffer solution is 25g/L, is adjusted
The PH of soybean protein isolate solution is 6 after section.
(3), the soybean protein isolate solution after adjusting PH, which is sent into container, to be digested, and is sent into solution when enzymatic hydrolysis super
Carry out ultrasonication in acoustic wave device, the temperature of solution is 50 DEG C when enzymatic hydrolysis, needs to add lye in enzymolysis process, by solution
PH maintain again between 5-6, the supersonic frequency of ultrasonic equipment is 38KHz, and the time of ultrasonic equipment processing is 10 minutes；
(4), enzyme deactivation, microwave equipment enzyme deactivation will be carried out in the molten feeding microwave equipment of the soybean protein isolate after ultrasonication
When microwave frequency be 2550MHz, microwave power 30KW, the microwave time be 5 minutes；
(5), the supernatant liquor solution after enzyme deactivation being first sent into supercentrifuge after taking centrifugation is sent in ultrafilter again
Ultra-filtration and separation is carried out, preliminary Soyprotein peptide is obtained, supercentrifuge needs to be reduced to room temperature until enzymatic hydrolysis solution before centrifugation,
The revolving speed of supercentrifuge is 3000r/min when centrifugation, and centrifugation time is 12 minutes, when ultrafilter carries out ultrafiltration to supernatant liquor
Need be pressurized supernatant liquor using booster pump, solution pressure is 0.3MPa after pressurization, when ultrafiltration use aperture for
0.01 μm of ultrafiltration membrane；
(6), preliminary Soyprotein peptide is sent into vacuum freeze and is dried, then by preliminary soybean protein
Peptide crushes, and obtains Soyprotein peptide, and the drying temperature of vacuum freeze is to carry out at -60~-10 DEG C, and vacuum refrigeration is dry
The vacuum degree of dry equipment is 1.0-15.0KPa, and preliminary Soyprotein peptide is ground into after powdery as soybean egg after being ground into bulk
White peptide.
Embodiment 2
(1), first select raw material powdery soybean protein isolate, then the powdery soybean protein isolate after selecting be sent into it is molten in water
Solution, powdery soybean protein isolate accounts for whole 10% when dissolution, and water uses deionized water when dissolution, and soybean protein isolate is dissolving
Period needs to stir using high-speed mixer, and the revolving speed of high-speed mixer is 2500r/min, and mixing time is 12 minutes；
(2), dissolved soybean protein isolate solution is pre-processed, then adjusts soybean protein isolate solution again
PH, pretreated specific step is as follows:
A. first the soybean protein isolate solution being uniformly dissolved is heated, is stirred continuously in heating process, solution temperature
Control is at 75 DEG C, and constant temperature maintains 5 minutes；
B. the solution after PH will be adjusted, which is sent into high pressure homogenizer, to carry out high-pressure homogeneous, then handles 4 under the pressure of 100MPa
It is secondary；
Using the buffer solution of disodium hydrogen phosphate and sodium dihydrogen phosphate when adjusting PH, the concentration of buffer solution is 25g/L, is adjusted
The PH of soybean protein isolate solution is 6 after section.
(3), the soybean protein isolate solution after adjusting PH, which is sent into container, to be digested, and is sent into solution when enzymatic hydrolysis super
Carry out ultrasonication in acoustic wave device, the temperature of solution is 50 DEG C when enzymatic hydrolysis, needs to add lye in enzymolysis process, by solution
PH maintain again between 5-6, the supersonic frequency of ultrasonic equipment is 38KHz, and the time of ultrasonic equipment processing is 20 minutes；
(4), enzyme deactivation, microwave equipment enzyme deactivation will be carried out in the molten feeding microwave equipment of the soybean protein isolate after ultrasonication
When microwave frequency be 2550MHz, microwave power 30KW, the microwave time be 5 minutes；
(5), the supernatant liquor solution after enzyme deactivation being first sent into supercentrifuge after taking centrifugation is sent in ultrafilter again
Ultra-filtration and separation is carried out, preliminary Soyprotein peptide is obtained, supercentrifuge needs to be reduced to room temperature until enzymatic hydrolysis solution before centrifugation,
The revolving speed of supercentrifuge is 3000r/min when centrifugation, and centrifugation time is 12 minutes, when ultrafilter carries out ultrafiltration to supernatant liquor
Need be pressurized supernatant liquor using booster pump, solution pressure is 0.3MPa after pressurization, when ultrafiltration use aperture for
0.01 μm of ultrafiltration membrane；
(6), preliminary Soyprotein peptide is sent into vacuum freeze and is dried, then by preliminary soybean protein
Peptide crushes, and obtains Soyprotein peptide, and the drying temperature of vacuum freeze is to carry out at -60~-10 DEG C, and vacuum refrigeration is dry
The vacuum degree of dry equipment is 1.0-15.0KPa, and preliminary Soyprotein peptide is ground into after powdery as soybean egg after being ground into bulk
White peptide
Embodiment 3
(1), first select raw material powdery soybean protein isolate, then the powdery soybean protein isolate after selecting be sent into it is molten in water
Solution, powdery soybean protein isolate accounts for whole 10% when dissolution, and water uses deionized water when dissolution, and soybean protein isolate is dissolving
Period needs to stir using high-speed mixer, and the revolving speed of high-speed mixer is 2500r/min, and mixing time is 12 minutes；
(2), dissolved soybean protein isolate solution is pre-processed, then adjusts soybean protein isolate solution again
PH, pretreated specific step is as follows:
A. first the soybean protein isolate solution being uniformly dissolved is heated, is stirred continuously in heating process, solution temperature
Control is at 75 DEG C, and constant temperature maintains 5 minutes；
B. the solution after PH will be adjusted, which is sent into high pressure homogenizer, to carry out high-pressure homogeneous, then handles 4 under the pressure of 100MPa
It is secondary；
Using the buffer solution of disodium hydrogen phosphate and sodium dihydrogen phosphate when adjusting PH, the concentration of buffer solution is 25g/L, is adjusted
The PH of soybean protein isolate solution is 6 after section.
(3), the soybean protein isolate solution after adjusting PH, which is sent into container, to be digested, and is sent into solution when enzymatic hydrolysis super
Carry out ultrasonication in acoustic wave device, the temperature of solution is 50 DEG C when enzymatic hydrolysis, needs to add lye in enzymolysis process, by solution
PH maintain again between 5-6, the supersonic frequency of ultrasonic equipment is 38KHz, and the time of ultrasonic equipment processing is 30 minutes；
(4), enzyme deactivation, microwave equipment enzyme deactivation will be carried out in the molten feeding microwave equipment of the soybean protein isolate after ultrasonication
When microwave frequency be 2550MHz, microwave power 30KW, the microwave time be 5 minutes；
(5), the supernatant liquor solution after enzyme deactivation being first sent into supercentrifuge after taking centrifugation is sent in ultrafilter again
Ultra-filtration and separation is carried out, preliminary Soyprotein peptide is obtained, supercentrifuge needs to be reduced to room temperature until enzymatic hydrolysis solution before centrifugation,
The revolving speed of supercentrifuge is 3000r/min when centrifugation, and centrifugation time is 12 minutes, when ultrafilter carries out ultrafiltration to supernatant liquor
Need be pressurized supernatant liquor using booster pump, solution pressure is 0.3MPa after pressurization, when ultrafiltration use aperture for
0.01 μm of ultrafiltration membrane；
(6), preliminary Soyprotein peptide is sent into vacuum freeze and is dried, then by preliminary soybean protein
Peptide crushes, and obtains Soyprotein peptide, and the drying temperature of vacuum freeze is to carry out at -60~-10 DEG C, and vacuum refrigeration is dry
The vacuum degree of dry equipment is 1.0-15.0KPa, and preliminary Soyprotein peptide is ground into after powdery as soybean egg after being ground into bulk
White peptide.
Embodiment 4
(1), first select raw material powdery soybean protein isolate, then the powdery soybean protein isolate after selecting be sent into it is molten in water
Solution, powdery soybean protein isolate accounts for whole 10% when dissolution, and water uses deionized water when dissolution, and soybean protein isolate is dissolving
Period needs to stir using high-speed mixer, and the revolving speed of high-speed mixer is 2500r/min, and mixing time is 12 minutes；
(2), dissolved soybean protein isolate solution is pre-processed, then adjusts soybean protein isolate solution again
PH, pretreated specific step is as follows:
A. first the soybean protein isolate solution being uniformly dissolved is heated, is stirred continuously in heating process, solution temperature
Control is at 75 DEG C, and constant temperature maintains 5 minutes；
B. the solution after PH will be adjusted, which is sent into high pressure homogenizer, to carry out high-pressure homogeneous, then handles 4 under the pressure of 100MPa
It is secondary；
Using the buffer solution of disodium hydrogen phosphate and sodium dihydrogen phosphate when adjusting PH, the concentration of buffer solution is 25g/L, is adjusted
The PH of soybean protein isolate solution is 6 after section.
(3), the soybean protein isolate solution after adjusting PH, which is sent into container, to be digested, and is sent into solution when enzymatic hydrolysis super
Carry out ultrasonication in acoustic wave device, the temperature of solution is 50 DEG C when enzymatic hydrolysis, needs to add lye in enzymolysis process, by solution
PH maintain again between 5-6, the supersonic frequency of ultrasonic equipment is 38KHz, and the time of ultrasonic equipment processing is 40 minutes；
(4), enzyme deactivation, microwave equipment enzyme deactivation will be carried out in the molten feeding microwave equipment of the soybean protein isolate after ultrasonication
When microwave frequency be 2550MHz, microwave power 30KW, the microwave time be 5 minutes；
(5), the supernatant liquor solution after enzyme deactivation being first sent into supercentrifuge after taking centrifugation is sent in ultrafilter again
Ultra-filtration and separation is carried out, preliminary Soyprotein peptide is obtained, supercentrifuge needs to be reduced to room temperature until enzymatic hydrolysis solution before centrifugation,
The revolving speed of supercentrifuge is 3000r/min when centrifugation, and centrifugation time is 12 minutes, when ultrafilter carries out ultrafiltration to supernatant liquor
Need be pressurized supernatant liquor using booster pump, solution pressure is 0.3MPa after pressurization, when ultrafiltration use aperture for
0.01 μm of ultrafiltration membrane；
(6), preliminary Soyprotein peptide is sent into vacuum freeze and is dried, then by preliminary soybean protein
Peptide crushes, and obtains Soyprotein peptide, and the drying temperature of vacuum freeze is to carry out at -60~-10 DEG C, and vacuum refrigeration is dry
The vacuum degree of dry equipment is 1.0-15.0KPa, and preliminary Soyprotein peptide is ground into after powdery as soybean egg after being ground into bulk
White peptide.
Table 1 is to handle different time to hydrolysis rate of protein and protein to solution using ultrasonic wave in embodiment 1-3
The influence of antioxygen rate, test result is as follows:
By 1 experimental data of table it is found that the preparation method of Soyprotein peptide of the present invention, uses ultrasonic wave during enzymatic hydrolysis
Equipment auxiliary, the cavitation and mechanism of ultrasonication can promote the more preferably more comprehensive contact of enzyme-to-substrate, mention
The degree of hydrolysis of high protein and the antioxygen rate of protein, but with the increase of ultrasonic time, ultrasonic wave can damage the knot of enzyme
Structure influences the activity of enzyme so that enzyme partial inactivation, to influence the treatment effect of ultrasonic wave, separately as shown in Table 1 ultrasonic wave to molten
The time of liquid processing is optimal selection in 20-30 minutes.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (9)
1. a kind of preparation method of Soyprotein peptide, it is characterised in that: the following steps are included:
(1), raw material powdery soybean protein isolate is first selected, then the powdery soybean protein isolate after selecting is sent into water and is dissolved；
(2), dissolved soybean protein isolate solution is pre-processed, then adjusts the PH of soybean protein isolate solution again；
(3), the soybean protein isolate solution after adjusting PH, which is sent into container, to be digested, and solution is sent into ultrasonic wave when enzymatic hydrolysis
Ultrasonication is carried out in equipment；
(4), enzyme deactivation will be carried out in the molten feeding microwave equipment of the soybean protein isolate after ultrasonication；
(5), the supernatant liquor solution after enzyme deactivation being first sent into supercentrifuge after taking centrifugation, which is sent to again in ultrafilter, to carry out
Ultra-filtration and separation obtains preliminary Soyprotein peptide；
(6), preliminary Soyprotein peptide is sent into vacuum freeze and is dried, then by preliminary soybean protein Gly-His-Lys
It is broken, obtain Soyprotein peptide.
2. a kind of preparation method of Soyprotein peptide according to claim 1, it is characterised in that: molten in the step (1)
Powdery soybean protein isolate accounts for whole 9%-12% when solution, and water uses deionized water when dissolution, and soybean protein isolate is dissolving
Period needs to stir using high-speed mixer, and the revolving speed of high-speed mixer is 2000-3000r/min, and mixing time is 10-15 points
Clock.
3. a kind of preparation method of Soyprotein peptide according to claim 1, it is characterised in that: pre- in the step (2)
Specific step is as follows for processing:
A. first the soybean protein isolate solution being uniformly dissolved is heated, is stirred continuously in heating process, solution temperature control
At 75-80 DEG C, and constant temperature maintains 3-6 minutes；
B. the solution after PH will be adjusted, which is sent into high pressure homogenizer, to carry out high-pressure homogeneous, then handles 3-4 under the pressure of 80-120MPa
It is secondary.
4. a kind of preparation method of Soyprotein peptide according to claim 1, it is characterised in that: adjusted in the step (2)
Using the buffer solution of disodium hydrogen phosphate and sodium dihydrogen phosphate when section PH, the concentration of buffer solution is 25g/L, soybean point after adjusting
PH from protein solution is 5-6.
5. a kind of preparation method of Soyprotein peptide according to claim 1, it is characterised in that: in the step (3), enzyme
The temperature of solution is 45-55 DEG C when solution, needs to add lye in enzymolysis process, the PH of solution is maintained between 5-6 again, ultrasonic wave
The supersonic frequency of equipment is 35-40KHz, and the time of ultrasonic equipment processing is 10-40 minutes.
6. a kind of preparation method of Soyprotein peptide according to claim 1, which is characterized in that micro- in the step (4)
Microwave frequency when wave device enzyme deactivation is 2450-2550MHz, and microwave power 30KW, the microwave time is 3-5 minutes.
7. a kind of preparation method of Soyprotein peptide according to claim 1, which is characterized in that high in the step (5)
Fast centrifuge needs to be reduced to room temperature until enzymatic hydrolysis solution before centrifugation, and the revolving speed of supercentrifuge is 3000- when centrifugation
4000r/min, centrifugation time are 10-15 minutes.
8. a kind of preparation method of Soyprotein peptide according to claim 1, which is characterized in that in the step (5), surpass
Filter needs be pressurized supernatant liquor using booster pump when carrying out ultrafiltration to supernatant liquor, and solution pressure is after pressurization
0.1-0.5MPa, when ultrafiltration, use aperture for 0.001-0.02 μm of ultrafiltration membrane.
9. a kind of preparation method of Soyprotein peptide according to claim 1, it is characterised in that: in the step (6), very
The drying temperature of vacuum freecing-dry equipment is to carry out at -60~-10 DEG C, and the vacuum degree of vacuum freeze is 1.0-
15.0KPa, preliminary Soyprotein peptide are ground into after powdery as Soyprotein peptide after being ground into bulk.
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| CN110786519A (en) * | 2019-10-15 | 2020-02-14 | 广东羲准生物科技有限公司 | Quinoa peptide and soybean peptide mixture |
| CN110973346A (en) * | 2019-12-04 | 2020-04-10 | 荣海生物科技有限公司 | Method for adjusting pH value of isolated soy protein |
| CN111440836A (en) * | 2020-04-01 | 2020-07-24 | 湖北瑞邦生物科技有限公司 | Production formula and process of soybean polypeptide |
| CN111485010A (en) * | 2020-05-14 | 2020-08-04 | 承德医学院 | Preparation method of protein for lowering cholesterol |
| CN111616257A (en) * | 2020-06-04 | 2020-09-04 | 绥化市诚美盛世网络科技有限公司 | Method for extracting soybean protein from soybeans |
| WO2021080928A1 (en) * | 2019-10-20 | 2021-04-29 | Alfredo Flores Galvez | Products and methods using sonication to increase bioactivity of soy peptides |
| CN114468117A (en) * | 2022-03-01 | 2022-05-13 | 佳木斯冬梅大豆食品有限公司 | Preparation method of soybean protein isolate with high solubility |
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| CN111440836B (en) * | 2020-04-01 | 2022-04-01 | 湖北瑞邦生物科技有限公司 | Production formula and process of soybean polypeptide |
| CN111485010A (en) * | 2020-05-14 | 2020-08-04 | 承德医学院 | Preparation method of protein for lowering cholesterol |
| CN111616257A (en) * | 2020-06-04 | 2020-09-04 | 绥化市诚美盛世网络科技有限公司 | Method for extracting soybean protein from soybeans |
| CN114468117A (en) * | 2022-03-01 | 2022-05-13 | 佳木斯冬梅大豆食品有限公司 | Preparation method of soybean protein isolate with high solubility |
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