CN109393018A - Dairy products and preparation method thereof - Google Patents
Dairy products and preparation method thereof Download PDFInfo
- Publication number
- CN109393018A CN109393018A CN201811540936.8A CN201811540936A CN109393018A CN 109393018 A CN109393018 A CN 109393018A CN 201811540936 A CN201811540936 A CN 201811540936A CN 109393018 A CN109393018 A CN 109393018A
- Authority
- CN
- China
- Prior art keywords
- temperature
- milk
- sterilization
- carried out
- dairy products
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF
- A23C3/00—Preservation of milk or milk preparations
- A23C3/02—Preservation of milk or milk preparations by heating
- A23C3/03—Preservation of milk or milk preparations by heating the materials being loose unpacked
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF
- A23C3/00—Preservation of milk or milk preparations
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF
- A23C3/00—Preservation of milk or milk preparations
- A23C3/04—Preservation of milk or milk preparations by freezing or cooling
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Dairy Products (AREA)
Abstract
The present invention relates to dairy products and preparation method thereof, which includes: that raw milk is carried out bacteria removing under conditions of temperature is 50~65 DEG C；Bacteria removing product is subjected to film filtration treatment, to obtain filtrate；The filtrate is carried out to 3~8 seconds sterilization processings under conditions of temperature is 125~131 DEG C；Sterilization processing product is post-processed, to obtain the dairy products.Not only bioactive substance beta-lactoglobulin content is not less than 1000mg/L to the dairy products of this method preparation, but also commercial sterilization, can store, sell under normal temperature state.
Description
Technical field
The present invention relates to field of food, in particular it relates to dairy products and preparation method thereof, more specifically, this hair
The bright preparation method for being related to dairy products and dairy products.
Background technique
As the improvement of people's living standards, the nutrient health of food gradually becomes rigid demand, for milk,
Under the premise of guaranteeing safety, farthest retain the development trend that the bioactive substance in milk is dairy industry.
For existing dairy products category, pasteurised milk can most meet the demand of people.The definition of pasteurization milk in national standard
It is only with raw ox (sheep) cream for raw material, through liquid product made from the processes such as pasteurize.But since pasteurised milk is stored
Condition inconvenience (needing low-temperature storage), the shelf-life is shorter and drinks the restriction of factors such as inconvenient (need to heat and drink), at home
The market share is far away from room temperature milk.
The definition of ultra-high-temperature sterilized milk (i.e. room temperature milk) is added or is not added for raw material with raw ox (sheep) cream in national standard
Reconstituted milk is heated at least 132 DEG C and keeps the sterilizing of very short time, then through sterile filling etc. in the state of continuous flowing
The liquid product that can be stored under normal temperature conditions made of process.But pass through the life in the room temperature milk that ultra-high temperature sterilization obtains
Active substances can be largely lost (beta-lactoglobulin content is usually no more than 300mg/L), and nutritive value substantially reduces, nothing
Method meets the nutritional need of people.
Therefore, the preparation method of milk also needs further to study.
Summary of the invention
The application is to be made based on inventor to the discovery of following facts and problem and understanding:
Inventor passes through a large amount of experimental study, proposes a kind of preparation method of new dairy products, surprisingly finds, should
Not only bioactive substance beta-lactoglobulin content is not less than 1000mg/L, but also commercial sterilization, energy to the dairy products of method preparation
It is enough to store, sell under normal temperature state.
For this purpose, the invention proposes a kind of preparation methods of dairy products in the first aspect of the present invention.It is according to the present invention
Embodiment, which comprises it by raw milk in temperature is 50~65 DEG C, such as 52,54,56,58,60,62 or 64 DEG C of condition
Lower carry out bacteria removing；Bacteria removing product is subjected to film filtration treatment, to obtain filtrate；It is in temperature by the filtrate
125~131 DEG C, as carried out 3~8 seconds under conditions of 126,127,128,129 or 130 DEG C, such as 4 seconds, 5 seconds, 6 seconds or 7 seconds kill
Bacterium processing；Sterilization processing product is post-processed, to obtain the dairy products.It should be noted that bacteria removing can be with
It is carried out, be can remove by way of centrifuge separation some with relatively high density using degerming seperator or bactofugeur
Bacillus.Inventors have found that if the temperature of bacteria removing, sterilization processing is excessively high or the overlong time of sterilization processing, preparation
Dairy products in bioactive substance beta lactoglobulin content it is too low；If the temperature of bacteria removing, sterilization processing is too low, or
The time of sterilization processing is too short, and microorganism can be remained in the dairy products of preparation, cause dairy products can not under normal temperature state into
Row storage and sale.When the bacteria removing, sterilization processing carry out under the above conditions, make according to the method for the embodiment of the present invention
Standby dairy products not only bioactive substance beta-lactoglobulin content be not less than 1000mg/L, but also commercial sterilization, can be normal
It stores, sell under temperature state.
According to an embodiment of the invention, the above method can also further comprise at least one of following additional technical feature:
According to an embodiment of the invention, the raw milk first passes through heat treatment in advance, the heat treatment is to be in temperature
50~65 DEG C, as carried out under conditions of 52,54,56,58,60,62 or 64 DEG C.If the temperature of the heat treatment is excessively high, system
The content of bioactive substance beta lactoglobulin is too low in standby dairy products；If the temperature of the heat treatment is too low, preparation
Microorganism can be remained in dairy products, cause dairy products that can not be stored and be sold under normal temperature state.Inventors have found that institute
It states after raw milk first passes through the heat treatment of above-mentioned condition in advance and carries out bacteria removing again, beta lactoglobulin in the dairy products of preparation
Content is higher, and bacteria-eliminating efficacy is more preferable.
According to an embodiment of the invention, the sterilization processing is sterilized by steam direct-insert sterilization machine or steam immersion
What machine carried out.Inventors have found that compared to shell and tube sterilization machine, using steam direct-insert sterilization machine or steam immersion sterilization machine
When carrying out the sterilization processing, the content of beta lactoglobulin is significantly improved in the dairy products of preparation, and bactericidal effect is significantly more excellent.
According to an embodiment of the invention, the bacteria removing is carried out by degerming seperator.
According to an embodiment of the invention, further comprising before the sterilization processing: the filtrate is not less than in temperature
The pre-heat treatment is carried out under conditions of 65 DEG C.In turn, the bactericidal effect of the sterilization processing is more preferable.
According to an embodiment of the invention, the post-processing includes: to carry out sterilization processing product at homogenization and cooling
Reason, to obtain the dairy products.In some embodiments, the homogenization is in temperature not less than 65 DEG C, pressure 200
~250bar, as carried out under conditions of 210,220,230 or 240bar.In some embodiments, the cooling treatment be
Temperature is 4~30 DEG C, as carried out under conditions of 5,10,15,20 or 25 DEG C.
In the second aspect of the present invention, the invention proposes a kind of preparation methods of dairy products.Implementation according to the present invention
Example, which comprises heat raw milk under conditions of temperature is 50~65 DEG C；Heat treatment product is existed
Temperature carries out bacteria removing under conditions of being 50~65 DEG C, and the bacteria removing is carried out by degerming seperator；By degerming
It handles product and carries out film filtration treatment, to obtain filtrate；The filtrate is carried out under conditions of temperature is not less than 65 DEG C pre-
Heat treatment；The filtrate after preheating is carried out to 3~8 seconds sterilization processings under conditions of temperature is 125~131 DEG C, it is described
Sterilization processing is carried out by steam direct-insert sterilization machine or steam immersion sterilization machine；By sterilization processing product temperature not
Lower than 65 DEG C, pressure carries out homogenization under conditions of being 200~250bar；By homogenization product temperature be 4~30 DEG C
Under conditions of carry out cooling treatment, to obtain the dairy products.The dairy products prepared according to the method for the embodiment of the present invention are not
Only bioactive substance beta-lactoglobulin content is higher, and commercial sterilization, can store, sell under normal temperature state.
In the third aspect of the present invention, the invention proposes a kind of dairy products.According to an embodiment of the invention, the cream system
Product are prepared by method described in any of the above embodiments.
In the fourth aspect of the present invention, the invention proposes a kind of dairy products.According to an embodiment of the invention, the cream system
The content of beta lactoglobulin is not less than 1000mg/L in product.
Specific embodiment
The embodiment of the present invention is described below in detail, the embodiment is exemplary, it is intended to it is used to explain the present invention, and
It is not considered as limiting the invention.
It should be noted that the content of beta lactoglobulin is detected by Evergreen RNA isolation kit, semi-finished product
Or bacterial content is detected by GB 4789.2 in finished product.
In addition, product commercial sterilization refers to product without pathogenic microorganisms and microbial toxin, product is micro- in shelf life
Biology is not proliferated；Product residue microorganism, which refers to, contains microorganism in product, which causes shadow to product quality
It rings or there are potential risks.
The present invention provides one kind can be with the super pasteurised milk and preparation method thereof of normal temperature storage, and the super pasteurised milk finally prepared can
With realize bioactive substance beta-lactoglobulin content >=1000mg/L, product commercial sterilization, can be stored under normal temperature state,
Sale；The super pasteurised milk for having These characteristics will occupy a tiny space on the following milk product enterprise.It should be noted that of the invention
In super pasteurised milk refer to bioactive substance beta-lactoglobulin content that method according to the present invention prepares >=
1000mg/L, product commercial sterilization, the dairy products that can be stored, sell under normal temperature state.
Basic preparation method is as follows:
1, it tests according to " lactogenesis purchase uses standard " to raw material milk, turns sequence after the assay was approved；
2, raw milk through milk collection, filtering, temporary, net cream, it is cooling, storage, turn sequence after the assay was approved；
3, it examines qualified milk to be prepared into semi-finished product through bactofugation separation, membrane filtration system, turns after the inspection of semifinished product
Sequence；
4, examine qualified semi-finished product through steam direct-insert sterilization machine or steam immersion sterilization machine through 125-131 DEG C, 3-8
Sterile filling is carried out after the sterilization temperature and ageing of second；
5, the finished product of sterile filling can realize beta-lactoglobulin content >=1000mg/L, product commercial sterilization, can
It stores, sell under normal temperature state.
It is preferred that preparation method is as follows:
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Milk is carried out by milk collection pipeline after milk vehicle to factory to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it is only newborn to milk to open milk clarifier.
2.5 cooling
Cooling temperature is 1~6 DEG C.
2.6 storage
Storage temperature is 1~6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 50-65 DEG C of preheating temperature, 50-65 DEG C of degerming separation temperature.Using preheated at this temperature, degerming
Avoidable bioactive substance beta lactoglobulin is separated to incur loss.
The filtering of 3.2 films
According to product index difference, milk is concentrated using different film filterings (such as: selection Tetrapack company RO film
Film filtering is carried out to milk).
3.3 examining
The inspection of semifinished product requires to test, turns sequence after qualified according to semi-finished product physical and chemical index；Semi-finished product microbiological indicator
Middle microorganism limitation need to meet pasteurization milk standard in national standard.Semi-finished product microbiological indicator of the present invention meets pasteurization milk
Standard realizes that commercial sterilization provides safeguard for subsequent product.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
125-131 DEG C of sterilization temperature, 3-8 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 200-250bar (wherein secondary pressure 40-60bar).
4.6 cooling
4-30 DEG C of cooling temperature.
5, sterile filling
According to the market demand, sterile filling is carried out using different types of bottle placer.
The above method preparation super pasteurised milk may be implemented beta-lactoglobulin content >=1000mg/L, product commercial sterilization,
It can store, sell under normal temperature state.
Explanation is further explained to the present invention below in conjunction with specific embodiment.
Embodiment 1
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 1 DEG C.
2.6 storage
Storage temperature is 1 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 50 DEG C of preheating temperature, 50 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
127 DEG C of sterilization temperature, 5 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 200bar (wherein secondary pressure 40bar).
4.6 cooling
4 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The above method preparation super pasteurised milk beta-lactoglobulin content 1230mg/L, product commercial sterilization, can be in room temperature
It stores, sell under state.
Embodiment 2
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 1 DEG C.
2.6 storage
Storage temperature is 1 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 65 DEG C of preheating temperature, 65 DEG C of degerming separation temperature；
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation meets national food safety standard pasteurization milk in semi-finished product microbiological indicator.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
127 DEG C of sterilization temperature, 5 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 200bar (wherein secondary pressure 40bar).
4.6 cooling
4 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The above method preparation super pasteurised milk beta-lactoglobulin content 1150mg/L, product commercial sterilization, can be in room temperature
It stores, sell under state.
Embodiment 3
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 1 DEG C.
2.6 storage
Storage temperature is 1 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature；
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
127 DEG C of sterilization temperature, 5 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 200bar (wherein secondary pressure 40bar).
4.6 cooling
4 DEG C of cooling temperature.
5, sterile filling
Tetra Pak using Tetrapack company is filling.
The above method preparation super pasteurised milk beta-lactoglobulin content 1190mg/L, product commercial sterilization, can be in room temperature
It stores, sell under state.
Embodiment 4
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 6 DEG C.
2.6 storage
Storage temperature is 6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
125 DEG C of sterilization temperature, 3 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 250bar (wherein secondary pressure 60bar).
4.6 cooling
30 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The above method preparation super pasteurised milk beta-lactoglobulin content 1550mg/L, product commercial sterilization, can be in room temperature
It stores, sell under state.
Embodiment 5
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 6 DEG C.
2.6 storage
Storage temperature is 6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
125 DEG C of sterilization temperature, 8 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 250bar (wherein secondary pressure 60bar).
4.6 cooling
30 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The above method preparation super pasteurised milk beta-lactoglobulin content 1050mg/L, product commercial sterilization, can be in room temperature
It stores, sell under state.
Embodiment 6
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 6 DEG C.
2.6 storage
Storage temperature is 6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
131 DEG C of sterilization temperature, 3 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 250bar (wherein secondary pressure 60bar).
4.6 cooling
30 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The above method preparation super pasteurised milk beta-lactoglobulin content 1205mg/L, product commercial sterilization, can be in room temperature
It stores, sell under state.
Embodiment 7
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 6 DEG C.
2.6 storage
Storage temperature is 6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.7 preheating
Preheating temperature >=65 DEG C.
4.8 sterilization
131 DEG C of sterilization temperature, 8 seconds.
4.9 degassing
Degassing tank is opened to be de-gassed milk.
4.10 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 250bar (wherein secondary pressure 60bar).
4.11 cooling
30 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The above method preparation super pasteurised milk beta-lactoglobulin content 1020mg/L, product commercial sterilization, can be in room temperature
It stores, sell under state.
Comparative example 1
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 1 DEG C.
2.6 storage
Storage temperature is 1 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
The filtering of 3.1 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.2 examining
It requires to test according to physical and chemical index in national food safety standard pasteurization milk, turns sequence after meeting the requirements.
Microbe colony sum is more in semi-finished product microbiological indicator can not count (beyond pasteurization milk national standard).
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.7 preheating
Preheating temperature >=65 DEG C.
4.8 sterilization
127 DEG C of sterilization temperature, 5 seconds.
4.9 degassing
Degassing tank is opened to be de-gassed milk.
4.10 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 200bar (wherein secondary pressure 40bar).
4.11 cooling
4 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The super pasteurised milk beta-lactoglobulin content 1830mg/L of above method preparation, product residue microorganism, can not be
It stores, sell under normal temperature state.
Comparative example 2
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 1 DEG C.
2.6 storage
Storage temperature is 1 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 49 DEG C of preheating temperature, 49 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
It requires to test according to physical and chemical index in national food safety standard pasteurization milk, turns sequence after meeting the requirements.
Total plate count 110000CFU/mL (exceeding pasteurization milk national standard) in semi-finished product microbiological indicator.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.7 preheating
Preheating temperature >=65 DEG C.
4.8 sterilization
127 DEG C of sterilization temperature, 5 seconds.
4.9 degassing
Degassing tank is opened to be de-gassed milk.
4.10 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 200bar (wherein secondary pressure 40bar).
4.11 cooling
4 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The super pasteurised milk beta-lactoglobulin content 1260mg/L of above method preparation, product residue microorganism, can not be
It stores, sell under normal temperature state.
Comparative example 3
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 1 DEG C.
2.6 storage
Storage temperature is 1 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 66 DEG C of preheating temperature, 66 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.7 preheating
Preheating temperature >=65 DEG C.
4.8 sterilization
127 DEG C of sterilization temperature, 5 seconds.
4.9 degassing
Degassing tank is opened to be de-gassed milk.
4.10 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 200bar (wherein secondary pressure 40bar).
4.11 cooling
4 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The above method preparation super pasteurised milk beta-lactoglobulin content 590mg/L, product commercial sterilization, can be in room temperature shape
It stores, sell under state.
Comparative example 4
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 6 DEG C.
2.6 storage
Storage temperature is 6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, turns sequence after qualified according to semi-finished product physical and chemical index.Semi-finished product microbiological indicator
Middle microorganism limitation meets pasteurization milk standard in national standard.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.7 preheating
Preheating temperature >=65 DEG C.
4.8 sterilization
125 DEG C of sterilization temperature, 2 seconds.
4.9 degassing
Degassing tank is opened to be de-gassed milk.
4.10 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 250bar (wherein secondary pressure 60bar).
4.11 cooling
30 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company
The above method preparation super pasteurised milk may be implemented beta-lactoglobulin content 1650mg/L, product residue microorganism,
It can not store, sell under normal temperature state.
Comparative example 5
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 6 DEG C.
2.6 storage
Storage temperature is 6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
125 DEG C of sterilization temperature, 9 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 250bar (wherein secondary pressure 60bar).
4.6 cooling
30 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company
The above method preparation super pasteurised milk beta-lactoglobulin content 580mg/L, product commercial sterilization, can be in room temperature shape
It stores, sell under state.
Comparative example 6
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 6 DEG C.
2.6 storage
Storage temperature is 6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that；Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
131 DEG C of sterilization temperature, 2 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 250bar (wherein secondary pressure 60bar).
4.6 cooling
30 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
There are microorganisms to remain, cannot for super pasteurised milk beta-lactoglobulin content 1305mg/L, the product of above method preparation
It is enough to store, sell under normal temperature state.
Comparative example 7
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 6 DEG C.
2.6 storage
Storage temperature is 6 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects the sterilization of steam direct-insert or steam immersion sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
131 DEG C of sterilization temperature, 9 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 250bar (wherein secondary pressure 60bar).
4.6 cooling
30 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company.
The above method preparation super pasteurised milk may be implemented beta-lactoglobulin content 450mg/L, product commercial sterilization, can
It stores, sell under normal temperature state.
Comparative example 8
1, it tests according to " lactogenesis purchase uses standard ", turns sequence after qualified.
2, milk collection process
2.1 milk collection
Former milk is carried out using milk collection pipeline to turn sequence.
2.2 filtering
Grade one filter aperture 1.00mm.
Secondary filter aperture 0.50mm.
2.3 temporary
Temporary storage time is≤2 hours.
2.4 net creams
Net cream: it opens milk clarifier and net cream is carried out to milk.
2.5 cooling
Cooling temperature is 1 DEG C.
2.6 storage
Storage temperature is 1 DEG C.
2.7 examining
Lactogenesis is examined to be executed according to " lactogenesis purchase uses standard ", turns sequence after qualified.
3, milk pretreatment process
3.1 degermings separation
Degerming separates 60 DEG C of preheating temperature, 60 DEG C of degerming separation temperature.
The filtering of 3.2 films
Film concentration is carried out to milk using Tetrapack company RO film.
3.3 examining
The inspection of semifinished product requires to test, meet according to physical and chemical index in national food safety standard pasteurization milk
Turn sequence after it is required that.Microorganism limitation, which meets in national food safety standard pasteurization milk, in semi-finished product microbiological indicator provides.
4, sterilization of milk
4.1 lectotype selection
Disinfection equipment selects shell and tube sterilization machine.
4.2 preheating
Preheating temperature >=65 DEG C.
4.3 sterilization
127 DEG C of sterilization temperature, the time 5 seconds.
4.4 degassing
Degassing tank is opened to be de-gassed milk.
4.5 homogeneous
Sterile homogeneous, homogenizing temperature >=65 DEG C, homogenization pressure 200bar (wherein secondary pressure 40bar).
4.6 cooling
4 DEG C of cooling temperature.
5, sterile filling
Using the Tetrapack filling machine of Tetrapack company
The above method preparation super pasteurised milk beta-lactoglobulin content 250mg/L, product residue microorganism, can not be normal
It stores, sell under temperature state.
Each parameter and experimental result of above-described embodiment 1~7 and comparative example 1~8 are summarized referring to the following table 1.
Table 1: each parameter and experimental result of Examples 1 to 7 and comparative example 1~8
Remarks: -- it indicates without the processing routine；A indicates steam direct-insert sterilization machine；B indicates the sterilization of steam immersion
Machine；C indicates shell and tube sterilization machine.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of preparation method of dairy products characterized by comprising
Raw milk is subjected to bacteria removing under conditions of temperature is 50~65 DEG C；
Bacteria removing product is subjected to film filtration treatment, to obtain filtrate；
The filtrate is carried out to 3~8 seconds sterilization processings under conditions of temperature is 125~131 DEG C；
Sterilization processing product is post-processed, to obtain the dairy products.
2. the method according to claim 1, wherein the raw milk first passes through heat treatment, the heating in advance
Processing is carried out under conditions of temperature is 50~65 DEG C.
3. the method according to claim 1, wherein the sterilization processing be by steam direct-insert sterilization machine or
What steam immersion sterilization machine carried out.
4. the method according to claim 1, wherein the bacteria removing is carried out by degerming seperator.
5. the method according to claim 1, wherein further comprising before the sterilization processing: by the filter
Liquid carries out the pre-heat treatment under conditions of temperature is not less than 65 DEG C.
6. the method according to claim 1, wherein the post-processing includes:
Sterilization processing product is subjected to homogenization and cooling treatment, to obtain the dairy products.
7. according to the method described in claim 6, it is characterized in that, the homogenization is in temperature not less than 65 DEG C, pressure
For what is carried out under conditions of 200~250bar；
Optionally, the cooling treatment is carried out under conditions of temperature is 4~30 DEG C.
8. a kind of preparation method of dairy products characterized by comprising
Raw milk is heated under conditions of temperature is 50~65 DEG C；
Heat treatment product is subjected to bacteria removing under conditions of temperature is 50~65 DEG C, the bacteria removing is to pass through degerming
What seperator carried out；
Bacteria removing product is subjected to film filtration treatment, to obtain filtrate；
The filtrate is subjected to the pre-heat treatment under conditions of temperature is not less than 65 DEG C；
The filtrate after preheating is carried out to 3~8 seconds sterilization processings, the sterilization under conditions of temperature is 125~131 DEG C
Processing is carried out by steam direct-insert sterilization machine or steam immersion sterilization machine；
Sterilization processing product is not less than 65 DEG C in temperature, pressure carries out homogenization under conditions of being 200~250bar；
Homogenization product is subjected to cooling treatment under conditions of temperature is 4~30 DEG C, to obtain the dairy products.
9. a kind of dairy products, which is characterized in that the dairy products are prepared by method according to any one of claims 1 to 8
's.
10. a kind of dairy products, which is characterized in that the content of beta lactoglobulin is not less than 1000mg/L in the dairy products.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811540936.8A CN109393018A (en) | 2018-12-17 | 2018-12-17 | Dairy products and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811540936.8A CN109393018A (en) | 2018-12-17 | 2018-12-17 | Dairy products and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109393018A true CN109393018A (en) | 2019-03-01 |
Family
ID=65459476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811540936.8A Pending CN109393018A (en) | 2018-12-17 | 2018-12-17 | Dairy products and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109393018A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112868762A (en) * | 2019-11-29 | 2021-06-01 | 内蒙古伊利实业集团股份有限公司 | Low-temperature pasteurized milk and preparation method thereof |
| CN113207959A (en) * | 2020-01-21 | 2021-08-06 | 内蒙古伊利实业集团股份有限公司 | Method for regulating and controlling flavor of sterilized milk, sterilized milk with pasteurized milk flavor and preparation method thereof |
| CN115989829A (en) * | 2021-10-20 | 2023-04-21 | 内蒙古蒙牛乳业（集团）股份有限公司 | Milk and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005007557A1 (en) * | 2005-02-18 | 2006-08-24 | Tuchenhagen Dairy Systems Gmbh | Production of high-quality extended shelf life milk in a UHT milk plant, involves reducing the heat absorbed by means of a product by-pass, reducing cooling with a coolant by-pass and adding a further cooling zone |
| CN102469802A (en) * | 2009-09-16 | 2012-05-23 | Gea机械设备有限公司 | Method for producing fresh milk having a longer shelf life |
| CN104782760A (en) * | 2009-01-27 | 2015-07-22 | 阿拉食品公司 | Long shelf life milk or milk-related products |
| CN108041161A (en) * | 2017-12-11 | 2018-05-18 | 新希望双喜乳业（苏州）有限公司 | A kind of preparation method of transparent packed plain chocolate |
| CN108935665A (en) * | 2018-07-26 | 2018-12-07 | 内蒙古蒙牛乳业（集团）股份有限公司 | milk and preparation method thereof |
-
2018
- 2018-12-17 CN CN201811540936.8A patent/CN109393018A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005007557A1 (en) * | 2005-02-18 | 2006-08-24 | Tuchenhagen Dairy Systems Gmbh | Production of high-quality extended shelf life milk in a UHT milk plant, involves reducing the heat absorbed by means of a product by-pass, reducing cooling with a coolant by-pass and adding a further cooling zone |
| CN104782760A (en) * | 2009-01-27 | 2015-07-22 | 阿拉食品公司 | Long shelf life milk or milk-related products |
| CN102469802A (en) * | 2009-09-16 | 2012-05-23 | Gea机械设备有限公司 | Method for producing fresh milk having a longer shelf life |
| CN108041161A (en) * | 2017-12-11 | 2018-05-18 | 新希望双喜乳业（苏州）有限公司 | A kind of preparation method of transparent packed plain chocolate |
| CN108935665A (en) * | 2018-07-26 | 2018-12-07 | 内蒙古蒙牛乳业（集团）股份有限公司 | milk and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 闫宁环 等: "蒸汽喷射式杀菌对牛乳中热敏性成分的影响研究", 《中国食品添加剂》 * |
| 陈伟 等: "浸入式杀菌对牛乳中热敏性成分的影响", 《中国乳品工业》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112868762A (en) * | 2019-11-29 | 2021-06-01 | 内蒙古伊利实业集团股份有限公司 | Low-temperature pasteurized milk and preparation method thereof |
| CN113207959A (en) * | 2020-01-21 | 2021-08-06 | 内蒙古伊利实业集团股份有限公司 | Method for regulating and controlling flavor of sterilized milk, sterilized milk with pasteurized milk flavor and preparation method thereof |
| CN115989829A (en) * | 2021-10-20 | 2023-04-21 | 内蒙古蒙牛乳业（集团）股份有限公司 | Milk and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109393018A (en) | Dairy products and preparation method thereof | |
| CN109430406A (en) | It is a kind of can long-time preservation high-quality milk and preparation method thereof | |
| JP4567737B2 (en) | Acid milk product manufacturing method, milk processing method therefor, acid milk manufacturing line, and milk processing apparatus in the line | |
| DE102010037550A1 (en) | Process for producing longer-lasting fresh milk | |
| CN113826695B (en) | Milk product and preparation method thereof, dairy product and preparation method thereof | |
| CN108041161A (en) | A kind of preparation method of transparent packed plain chocolate | |
| CN101356938A (en) | Production technique of pasteurize milk | |
| CN113973918A (en) | High-calcium fresh milk and preparation method thereof | |
| CN108651621A (en) | A kind of production method of membrane filtration concentration acidified milk | |
| CN109042874A (en) | A kind of preparation method of sterilization cream | |
| Matin et al. | Microbiological quality analysis of yoghurt in some selected areas of Bangladesh | |
| CN112841302A (en) | Normal-temperature milk with long shelf life and preparation method thereof | |
| KR20210002749A (en) | Method for producing an acidic beverage at room temperature containing spore Bacillus coagulation | |
| WO2019029371A1 (en) | De-muttony goat milk, preparation method therefor and goat milk products | |
| CN112868790A (en) | Production method of liquid dairy product | |
| CN110999971A (en) | Yoghourt with eye protection effect and preparation method thereof | |
| CN113854355A (en) | Liquid milk suitable for storage at room temperature and rich in active substances and preparation method thereof | |
| CN113632839B (en) | Pasteurized milk containing probiotics and preparation method thereof | |
| CN114557383B (en) | Milk sterilization method with low protein denaturation rate | |
| AU2010338115B2 (en) | Method for reducing the bacterial content of a food and/or biological medium of interest containing lipid droplets | |
| JPS60227635A (en) | Culture of organism having delay growing capacity in milk | |
| CN113854356A (en) | Active substance-rich fresh milk with long shelf life and preparation method thereof | |
| CN111011491A (en) | Refrigerated milk and cold sterilization method thereof | |
| CN107912534A (en) | A kind of preparation method of the fresh donkey milk of high-quality | |
| CN107296099A (en) | Yoghourt containing moringa seeds powder and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190301 |